{"version":"1.0.0","segments":[{"speaker":"Wojciech Wegrzynski","startTime":0.151,"endTime":0.361,"body":"Hello, everybody."},{"speaker":"Wojciech Wegrzynski","startTime":0.601,"endTime":2.191,"body":"You're welcome to the"},{"speaker":"Wojciech Wegrzynski","startTime":0.601,"endTime":2.191,"body":"fire science show."},{"speaker":"Wojciech Wegrzynski","startTime":2.393,"endTime":4.673,"body":"And other episodes"},{"speaker":"Wojciech Wegrzynski","startTime":2.393,"endTime":4.673,"body":"related to timber."},{"speaker":"Wojciech Wegrzynski","startTime":4.793,"endTime":7.403,"body":"So I guess that's"},{"speaker":"Wojciech Wegrzynski","startTime":4.793,"endTime":7.403,"body":"getting everyone excited."},{"speaker":"Wojciech Wegrzynski","startTime":7.493,"endTime":8.299,"body":"I usually see."},{"speaker":"Wojciech Wegrzynski","startTime":8.484,"endTime":12.414,"body":"More interest in timber'y"},{"speaker":"Wojciech Wegrzynski","startTime":8.484,"endTime":12.414,"body":"episodes than any other type"},{"speaker":"Wojciech Wegrzynski","startTime":12.414,"endTime":13.974,"body":"of topic in, in fire science."},{"speaker":"Wojciech Wegrzynski","startTime":14.244,"endTime":15.924,"body":"I really wonder"},{"speaker":"Wojciech Wegrzynski","startTime":14.244,"endTime":15.924,"body":"why, why is that?"},{"speaker":"Wojciech Wegrzynski","startTime":16.168,"endTime":19.768,"body":"I guess it's one of the most"},{"speaker":"Wojciech Wegrzynski","startTime":16.168,"endTime":19.768,"body":"exciting things that happen"},{"speaker":"Wojciech Wegrzynski","startTime":19.768,"endTime":24.598,"body":"around and one of the least"},{"speaker":"Wojciech Wegrzynski","startTime":19.768,"endTime":24.598,"body":"well understood problems"},{"speaker":"Wojciech Wegrzynski","startTime":24.598,"endTime":29.068,"body":"in fire science for people"},{"speaker":"Wojciech Wegrzynski","startTime":24.598,"endTime":29.068,"body":"outside of our core group"},{"speaker":"Wojciech Wegrzynski","startTime":29.098,"endTime":30.238,"body":"of fire science engineers."},{"speaker":"Wojciech Wegrzynski","startTime":30.838,"endTime":34.984,"body":"And, My today's guests have"},{"speaker":"Wojciech Wegrzynski","startTime":30.838,"endTime":34.984,"body":"certainly stirred the attention"},{"speaker":"Wojciech Wegrzynski","startTime":34.984,"endTime":38.644,"body":"to the problem and the issues"},{"speaker":"Wojciech Wegrzynski","startTime":34.984,"endTime":38.644,"body":"and some features of it."},{"speaker":"Wojciech Wegrzynski","startTime":38.644,"endTime":39.364,"body":"For sure."},{"speaker":"Wojciech Wegrzynski","startTime":39.784,"endTime":43.024,"body":"Uh, with their post on LinkedIn,"},{"speaker":"Wojciech Wegrzynski","startTime":39.784,"endTime":43.024,"body":"that went absolutely crazy."},{"speaker":"Wojciech Wegrzynski","startTime":43.234,"endTime":44.974,"body":"They've posted a video"},{"speaker":"Wojciech Wegrzynski","startTime":43.234,"endTime":44.974,"body":"of a collapse of a"},{"speaker":"Wojciech Wegrzynski","startTime":44.974,"endTime":46.414,"body":"column under loads."},{"speaker":"Wojciech Wegrzynski","startTime":46.414,"endTime":49.474,"body":"The column was heated for"},{"speaker":"Wojciech Wegrzynski","startTime":46.414,"endTime":49.474,"body":"fairly short amount of"},{"speaker":"Wojciech Wegrzynski","startTime":49.474,"endTime":52.954,"body":"time, like 15 minutes,"},{"speaker":"Wojciech Wegrzynski","startTime":49.474,"endTime":52.954,"body":"and then left all alone."},{"speaker":"Wojciech Wegrzynski","startTime":52.984,"endTime":53.344,"body":"Still."},{"speaker":"Wojciech Wegrzynski","startTime":53.344,"endTime":53.974,"body":"Underload."},{"speaker":"Wojciech Wegrzynski","startTime":54.454,"endTime":58.054,"body":"And after 90 or so"},{"speaker":"Wojciech Wegrzynski","startTime":54.454,"endTime":58.054,"body":"minutes, it just cracked."},{"speaker":"Wojciech Wegrzynski","startTime":58.594,"endTime":60.874,"body":"And that was one of the."},{"speaker":"Wojciech Wegrzynski","startTime":61.07,"endTime":61.79,"body":"Shoulders."},{"speaker":"Wojciech Wegrzynski","startTime":61.85,"endTime":63.77,"body":"And the easiest visual."},{"speaker":"Wojciech Wegrzynski","startTime":64.34,"endTime":67.49,"body":"Representations of what"},{"speaker":"Wojciech Wegrzynski","startTime":64.34,"endTime":67.49,"body":"the threat looks like."},{"speaker":"Wojciech Wegrzynski","startTime":67.52,"endTime":69.824,"body":"The fact that fire has"},{"speaker":"Wojciech Wegrzynski","startTime":67.52,"endTime":69.824,"body":"ended doesn't mean."},{"speaker":"Wojciech Wegrzynski","startTime":69.824,"endTime":74.071,"body":"the, the structural performance"},{"speaker":"Wojciech Wegrzynski","startTime":69.824,"endTime":74.071,"body":"is from now unhindered by"},{"speaker":"Wojciech Wegrzynski","startTime":74.071,"endTime":75.331,"body":"the consequences of the fire."},{"speaker":"Wojciech Wegrzynski","startTime":75.751,"endTime":78.781,"body":"The fact that you have"},{"speaker":"Wojciech Wegrzynski","startTime":75.751,"endTime":78.781,"body":"completely different"},{"speaker":"Wojciech Wegrzynski","startTime":78.781,"endTime":81.211,"body":"material that behaves"},{"speaker":"Wojciech Wegrzynski","startTime":78.781,"endTime":81.211,"body":"completely different."},{"speaker":"Wojciech Wegrzynski","startTime":81.631,"endTime":84.301,"body":"At certain temperatures"},{"speaker":"Wojciech Wegrzynski","startTime":81.631,"endTime":84.301,"body":"at certain."},{"speaker":"Wojciech Wegrzynski","startTime":84.601,"endTime":86.851,"body":"Points of heat transfer"},{"speaker":"Wojciech Wegrzynski","startTime":84.601,"endTime":86.851,"body":"into the element."},{"speaker":"Wojciech Wegrzynski","startTime":86.881,"endTime":88.651,"body":"That's beautiful."},{"speaker":"Wojciech Wegrzynski","startTime":88.651,"endTime":89.261,"body":"fire science."},{"speaker":"Wojciech Wegrzynski","startTime":89.281,"endTime":90.571,"body":"Absolutely beautiful."},{"speaker":"Wojciech Wegrzynski","startTime":91.051,"endTime":95.041,"body":"So I, after I saw this poster,"},{"speaker":"Wojciech Wegrzynski","startTime":91.051,"endTime":95.041,"body":"I had to invite them immediately"},{"speaker":"Wojciech Wegrzynski","startTime":95.041,"endTime":99.151,"body":"to the podcast episode to"},{"speaker":"Wojciech Wegrzynski","startTime":95.041,"endTime":99.151,"body":"discuss the decay face collapse"},{"speaker":"Wojciech Wegrzynski","startTime":99.151,"endTime":100.951,"body":"and all the stuff around that."},{"speaker":"Wojciech Wegrzynski","startTime":101.161,"endTime":104.071,"body":"It's still an early research."},{"speaker":"Wojciech Wegrzynski","startTime":104.071,"endTime":106.081,"body":"I think they've been"},{"speaker":"Wojciech Wegrzynski","startTime":104.071,"endTime":106.081,"body":"pointed something."},{"speaker":"Wojciech Wegrzynski","startTime":106.441,"endTime":110.041,"body":"Explicitly important for"},{"speaker":"Wojciech Wegrzynski","startTime":106.441,"endTime":110.041,"body":"the fire science and the"},{"speaker":"Wojciech Wegrzynski","startTime":110.041,"endTime":111.451,"body":"design of timber buildings."},{"speaker":"Wojciech Wegrzynski","startTime":111.871,"endTime":114.661,"body":"And it seems they're"},{"speaker":"Wojciech Wegrzynski","startTime":111.871,"endTime":114.661,"body":"looking further into that."},{"speaker":"Wojciech Wegrzynski","startTime":114.661,"endTime":114.931,"body":"So."},{"speaker":"Wojciech Wegrzynski","startTime":115.411,"endTime":118.111,"body":"More is expected to"},{"speaker":"Wojciech Wegrzynski","startTime":115.411,"endTime":118.111,"body":"come, but I'm very happy."},{"speaker":"Wojciech Wegrzynski","startTime":118.111,"endTime":121.681,"body":"We are able to share these"},{"speaker":"Wojciech Wegrzynski","startTime":118.111,"endTime":121.681,"body":"results with you at this point."},{"speaker":"Wojciech Wegrzynski","startTime":121.841,"endTime":121.961,"body":"Okay."},{"speaker":"Wojciech Wegrzynski","startTime":122.231,"endTime":125.561,"body":"My today's guests are"},{"speaker":"Wojciech Wegrzynski","startTime":122.231,"endTime":125.561,"body":"professor Thomas Gernay from"},{"speaker":"Wojciech Wegrzynski","startTime":125.591,"endTime":127.241,"body":"Johns Hopkins university."},{"speaker":"Wojciech Wegrzynski","startTime":127.721,"endTime":130.841,"body":"Uh, he was already in the"},{"speaker":"Wojciech Wegrzynski","startTime":127.721,"endTime":130.841,"body":"podcast talking about the"},{"speaker":"Wojciech Wegrzynski","startTime":130.841,"endTime":132.041,"body":"structural fire engineering."},{"speaker":"Wojciech Wegrzynski","startTime":132.461,"endTime":135.254,"body":"So view, we're very welcome"},{"speaker":"Wojciech Wegrzynski","startTime":132.461,"endTime":135.254,"body":"to check that episode as well."},{"speaker":"Wojciech Wegrzynski","startTime":135.304,"endTime":137.694,"body":"And the second guest is"},{"speaker":"Wojciech Wegrzynski","startTime":135.304,"endTime":137.694,"body":"professor Jochen Zehfuss"},{"speaker":"Wojciech Wegrzynski","startTime":137.821,"endTime":141.016,"body":"from Technical University in"},{"speaker":"Wojciech Wegrzynski","startTime":137.821,"endTime":141.016,"body":"Braunschweig Who has carried"},{"speaker":"Wojciech Wegrzynski","startTime":141.016,"endTime":143.776,"body":"their research that we are"},{"speaker":"Wojciech Wegrzynski","startTime":141.016,"endTime":143.776,"body":"talking about in here, the"},{"speaker":"Wojciech Wegrzynski","startTime":143.776,"endTime":146.385,"body":"collaboration was, was much"},{"speaker":"Wojciech Wegrzynski","startTime":143.776,"endTime":146.385,"body":"larger than you learn about it."},{"speaker":"Wojciech Wegrzynski","startTime":146.385,"endTime":149.068,"body":"From the episode, but"},{"speaker":"Wojciech Wegrzynski","startTime":146.385,"endTime":149.068,"body":"these two, these two guys."},{"speaker":"Wojciech Wegrzynski","startTime":149.428,"endTime":152.368,"body":"And invited to talk"},{"speaker":"Wojciech Wegrzynski","startTime":149.428,"endTime":152.368,"body":"and the talk with it."},{"speaker":"Wojciech Wegrzynski","startTime":152.728,"endTime":154.198,"body":"So let's not prolong"},{"speaker":"Wojciech Wegrzynski","startTime":152.728,"endTime":154.198,"body":"this anymore."},{"speaker":"Wojciech Wegrzynski","startTime":154.228,"endTime":156.568,"body":"Let's spin the intro and"},{"speaker":"Wojciech Wegrzynski","startTime":154.228,"endTime":156.568,"body":"jump into the episode."},{"speaker":"Wojciech Wegrzynski","startTime":179.922,"endTime":180.552,"body":"Hello everybody."},{"speaker":"Wojciech Wegrzynski","startTime":180.642,"endTime":182.142,"body":"Welcome to   Fire Science Show."},{"speaker":"Wojciech Wegrzynski","startTime":182.532,"endTime":186.654,"body":"I'm here today with, two"},{"speaker":"Wojciech Wegrzynski","startTime":182.532,"endTime":186.654,"body":"guests who did quite, a mess"},{"speaker":"Wojciech Wegrzynski","startTime":186.659,"endTime":190.764,"body":"on LinkedIn a few weeks ago"},{"speaker":"Wojciech Wegrzynski","startTime":186.659,"endTime":190.764,"body":"by their, their post on, on"},{"speaker":"Wojciech Wegrzynski","startTime":190.764,"endTime":192.564,"body":"failure of timber element."},{"speaker":"Wojciech Wegrzynski","startTime":192.594,"endTime":194.962,"body":"Uh, that is, professor"},{"speaker":"Wojciech Wegrzynski","startTime":192.594,"endTime":194.962,"body":"Thomas Gernay"},{"speaker":"Wojciech Wegrzynski","startTime":194.982,"endTime":195.492,"body":"hey, Thomas."},{"speaker":"Wojciech Wegrzynski","startTime":195.492,"endTime":196.092,"body":"Great to have you back"},{"speaker":"Wojciech Wegrzynski","startTime":196.132,"endTime":196.722,"body":"in the podcast."},{"speaker":"Thomas Gernay","startTime":196.732,"endTime":197.572,"body":"hello was, yes."},{"speaker":"Thomas Gernay","startTime":197.572,"endTime":198.692,"body":"Thank you very"},{"speaker":"Thomas Gernay","startTime":197.572,"endTime":198.692,"body":"much for having me."},{"speaker":"Wojciech Wegrzynski","startTime":199.142,"endTime":201.492,"body":"And, uh,"},{"speaker":"Wojciech Wegrzynski","startTime":199.142,"endTime":201.492,"body":"a new guest, professor Johan."},{"speaker":"Wojciech Wegrzynski","startTime":201.492,"endTime":202.092,"body":"Zeus."},{"speaker":"Wojciech Wegrzynski","startTime":202.104,"endTime":202.892,"body":"hello Johan."},{"speaker":"Wojciech Wegrzynski","startTime":203.282,"endTime":204.272,"body":"Very nice to have you in the."},{"speaker":"Jochen Zehfuss","startTime":204.582,"endTime":205.582,"body":"Hello everybody."},{"speaker":"Wojciech Wegrzynski","startTime":205.627,"endTime":206.257,"body":"Fantastic."},{"speaker":"Wojciech Wegrzynski","startTime":206.257,"endTime":209.797,"body":"Uh, thank, thank you for,"},{"speaker":"Wojciech Wegrzynski","startTime":206.257,"endTime":209.797,"body":"um, taking my invite."},{"speaker":"Wojciech Wegrzynski","startTime":210.097,"endTime":213.883,"body":"You, you seem to be superstars"},{"speaker":"Wojciech Wegrzynski","startTime":210.097,"endTime":213.883,"body":"now with, your research."},{"speaker":"Wojciech Wegrzynski","startTime":213.903,"endTime":217.127,"body":"Uh, actually I'll describe if,"},{"speaker":"Wojciech Wegrzynski","startTime":213.903,"endTime":217.127,"body":"if someone missed what happened."},{"speaker":"Wojciech Wegrzynski","startTime":217.623,"endTime":220.233,"body":"you have performed an"},{"speaker":"Wojciech Wegrzynski","startTime":217.623,"endTime":220.233,"body":"interesting research into"},{"speaker":"Wojciech Wegrzynski","startTime":220.443,"endTime":224.117,"body":"timber column failure during"},{"speaker":"Wojciech Wegrzynski","startTime":220.443,"endTime":224.117,"body":"the cooling phase, and, posted"},{"speaker":"Wojciech Wegrzynski","startTime":224.117,"endTime":227.867,"body":"a post on LinkedIn with a"},{"speaker":"Wojciech Wegrzynski","startTime":224.117,"endTime":227.867,"body":"video of the failure and."},{"speaker":"Wojciech Wegrzynski","startTime":228.507,"endTime":230.087,"body":"For engineering standards."},{"speaker":"Wojciech Wegrzynski","startTime":230.092,"endTime":233.76,"body":"It, it went quite viral"},{"speaker":"Wojciech Wegrzynski","startTime":230.092,"endTime":233.76,"body":"and  I found it super"},{"speaker":"Wojciech Wegrzynski","startTime":234.21,"endTime":236.94,"body":"interesting because you've"},{"speaker":"Wojciech Wegrzynski","startTime":234.21,"endTime":236.94,"body":"captured in a very visual way."},{"speaker":"Wojciech Wegrzynski","startTime":236.97,"endTime":240.367,"body":"One of the things we really"},{"speaker":"Wojciech Wegrzynski","startTime":236.97,"endTime":240.367,"body":"struggle to discuss, it's"},{"speaker":"Wojciech Wegrzynski","startTime":240.367,"endTime":243.337,"body":"super difficult to explain"},{"speaker":"Wojciech Wegrzynski","startTime":240.367,"endTime":243.337,"body":"someone why decay phase"},{"speaker":"Wojciech Wegrzynski","startTime":243.342,"endTime":246.247,"body":"would be important, and you,"},{"speaker":"Wojciech Wegrzynski","startTime":243.342,"endTime":246.247,"body":"with the ten second video,"},{"speaker":"Wojciech Wegrzynski","startTime":246.252,"endTime":247.823,"body":"have, nailed it, perfectly."},{"speaker":"Wojciech Wegrzynski","startTime":248.123,"endTime":250.807,"body":"But, let's not have this,"},{"speaker":"Wojciech Wegrzynski","startTime":248.123,"endTime":250.807,"body":"uh, episode about the video."},{"speaker":"Wojciech Wegrzynski","startTime":250.807,"endTime":253.827,"body":"Let, let's have it, about"},{"speaker":"Wojciech Wegrzynski","startTime":250.807,"endTime":253.827,"body":"the research that that led."},{"speaker":"Wojciech Wegrzynski","startTime":254.712,"endTime":258.638,"body":"So, uh, how about we discuss"},{"speaker":"Wojciech Wegrzynski","startTime":254.712,"endTime":258.638,"body":"the decay phase overall?"},{"speaker":"Wojciech Wegrzynski","startTime":258.638,"endTime":262.072,"body":"Like what, what is the"},{"speaker":"Wojciech Wegrzynski","startTime":258.638,"endTime":262.072,"body":"decay phase and, why would"},{"speaker":"Wojciech Wegrzynski","startTime":262.072,"endTime":263.632,"body":"we care about it at all?"},{"speaker":"Thomas Gernay","startTime":263.99,"endTime":267.437,"body":"indeed it"},{"speaker":"Thomas Gernay","startTime":263.99,"endTime":267.437,"body":"starts with looking into how"},{"speaker":"Thomas Gernay","startTime":267.437,"endTime":271.477,"body":"real fire develop and grow and"},{"speaker":"Thomas Gernay","startTime":267.437,"endTime":271.477,"body":"then decay and understanding"},{"speaker":"Thomas Gernay","startTime":271.477,"endTime":274.277,"body":"what effects that can have"},{"speaker":"Thomas Gernay","startTime":271.477,"endTime":274.277,"body":"on, on structural stability"},{"speaker":"Thomas Gernay","startTime":274.277,"endTime":276.997,"body":"and on structures and in the."},{"speaker":"Thomas Gernay","startTime":277.342,"endTime":280.042,"body":"structural fire community,"},{"speaker":"Thomas Gernay","startTime":277.342,"endTime":280.042,"body":"there's been a shift to"},{"speaker":"Thomas Gernay","startTime":280.042,"endTime":282.962,"body":"going to those performance"},{"speaker":"Thomas Gernay","startTime":280.042,"endTime":282.962,"body":"based fire design approach."},{"speaker":"Thomas Gernay","startTime":282.962,"endTime":286.402,"body":"So we want to really understand"},{"speaker":"Thomas Gernay","startTime":282.962,"endTime":286.402,"body":"on the real fire, um, how is"},{"speaker":"Thomas Gernay","startTime":286.522,"endTime":287.562,"body":"tructure going to respond."},{"speaker":"Thomas Gernay","startTime":287.902,"endTime":290.882,"body":"And so in the community,"},{"speaker":"Thomas Gernay","startTime":287.902,"endTime":290.882,"body":"we start to understand that"},{"speaker":"Thomas Gernay","startTime":290.912,"endTime":293.602,"body":"when the gas temperature"},{"speaker":"Thomas Gernay","startTime":290.912,"endTime":293.602,"body":"in a components start to"},{"speaker":"Thomas Gernay","startTime":293.842,"endTime":295.082,"body":"decrease, that's not the end."},{"speaker":"Thomas Gernay","startTime":295.492,"endTime":297.162,"body":"Uh, for the structure far."},{"speaker":"Thomas Gernay","startTime":297.457,"endTime":301.127,"body":"Because, uh, for one, there"},{"speaker":"Thomas Gernay","startTime":297.457,"endTime":301.127,"body":"is going to be a thermal lag."},{"speaker":"Thomas Gernay","startTime":301.127,"endTime":303.287,"body":"There is going to be"},{"speaker":"Thomas Gernay","startTime":301.127,"endTime":303.287,"body":"these heat waves that"},{"speaker":"Thomas Gernay","startTime":303.607,"endTime":306.587,"body":"continues, penetrating,"},{"speaker":"Thomas Gernay","startTime":303.607,"endTime":306.587,"body":"deeper in the sections."},{"speaker":"Thomas Gernay","startTime":306.587,"endTime":309.82,"body":"And so you have the core of"},{"speaker":"Thomas Gernay","startTime":306.587,"endTime":309.82,"body":"the section of your structural"},{"speaker":"Thomas Gernay","startTime":309.82,"endTime":312.843,"body":"members which temperatures"},{"speaker":"Thomas Gernay","startTime":309.82,"endTime":312.843,"body":"continues increasing."},{"speaker":"Thomas Gernay","startTime":313.133,"endTime":316.723,"body":"As a result, their strength"},{"speaker":"Thomas Gernay","startTime":313.133,"endTime":316.723,"body":"and mechanical properties"},{"speaker":"Thomas Gernay","startTime":317.003,"endTime":319.643,"body":"continue decreasing, and you"},{"speaker":"Thomas Gernay","startTime":317.003,"endTime":319.643,"body":"can have delayed failure."},{"speaker":"Thomas Gernay","startTime":320.273,"endTime":320.763,"body":"This."},{"speaker":"Thomas Gernay","startTime":321.218,"endTime":322.178,"body":"Simple physics."},{"speaker":"Thomas Gernay","startTime":322.178,"endTime":324.658,"body":"This is distance true"},{"speaker":"Thomas Gernay","startTime":322.178,"endTime":324.658,"body":"for all material."},{"speaker":"Thomas Gernay","startTime":324.658,"endTime":327.062,"body":"You always have this know,"},{"speaker":"Thomas Gernay","startTime":324.658,"endTime":327.062,"body":"this heat wave comes from"},{"speaker":"Thomas Gernay","startTime":327.062,"endTime":329.502,"body":"the differential equations"},{"speaker":"Thomas Gernay","startTime":327.062,"endTime":329.502,"body":"of, uh, heat condition."},{"speaker":"Thomas Gernay","startTime":329.998,"endTime":333.228,"body":"so it's independent of whether"},{"speaker":"Thomas Gernay","startTime":329.998,"endTime":333.228,"body":"material is combustible, such"},{"speaker":"Thomas Gernay","startTime":333.228,"endTime":336.148,"body":"as timber or non combustible,"},{"speaker":"Thomas Gernay","startTime":333.228,"endTime":336.148,"body":"such as steel and concrete."},{"speaker":"Thomas Gernay","startTime":336.148,"endTime":338.708,"body":"And so, Many people in"},{"speaker":"Thomas Gernay","startTime":336.148,"endTime":338.708,"body":"the community have been,"},{"speaker":"Thomas Gernay","startTime":338.978,"endTime":340.938,"body":"becoming more and more"},{"speaker":"Thomas Gernay","startTime":338.978,"endTime":340.938,"body":"interested in understanding"},{"speaker":"Thomas Gernay","startTime":340.938,"endTime":344.818,"body":"that, quantifying that,"},{"speaker":"Thomas Gernay","startTime":340.938,"endTime":344.818,"body":"threat of delayed collapse."},{"speaker":"Thomas Gernay","startTime":344.948,"endTime":345.738,"body":"We have also"},{"speaker":"Thomas Gernay","startTime":345.768,"endTime":349.565,"body":"seen some real fire accidents"},{"speaker":"Thomas Gernay","startTime":345.768,"endTime":349.565,"body":"where there were delayed"},{"speaker":"Thomas Gernay","startTime":349.565,"endTime":353.525,"body":"failure during cooling that"},{"speaker":"Thomas Gernay","startTime":349.565,"endTime":353.525,"body":"can be particularly threatening"},{"speaker":"Thomas Gernay","startTime":353.765,"endTime":357.085,"body":"to firefighters and first"},{"speaker":"Thomas Gernay","startTime":353.765,"endTime":357.085,"body":"responders who might be inside."},{"speaker":"Thomas Gernay","startTime":357.98,"endTime":360.29,"body":"So it's very important"},{"speaker":"Thomas Gernay","startTime":357.98,"endTime":360.29,"body":"for us to, for engineers"},{"speaker":"Thomas Gernay","startTime":360.29,"endTime":361.37,"body":"to, to understand that."},{"speaker":"Thomas Gernay","startTime":361.71,"endTime":364.45,"body":"And from there we started"},{"speaker":"Thomas Gernay","startTime":361.71,"endTime":364.45,"body":"working with modeling and then"},{"speaker":"Thomas Gernay","startTime":364.55,"endTime":366.926,"body":"now we moved to experiments"},{"speaker":"Thomas Gernay","startTime":364.55,"endTime":366.926,"body":"and eventually to these,"},{"speaker":"Thomas Gernay","startTime":366.933,"endTime":368.653,"body":"experiments on timber columns."},{"speaker":"Wojciech Wegrzynski","startTime":368.923,"endTime":371.328,"body":"But"},{"speaker":"Wojciech Wegrzynski","startTime":368.923,"endTime":371.328,"body":"this delay phase, this, late"},{"speaker":"Wojciech Wegrzynski","startTime":371.328,"endTime":376.758,"body":"failure or maybe even post fire"},{"speaker":"Wojciech Wegrzynski","startTime":371.328,"endTime":376.758,"body":"failure within our paradigm"},{"speaker":"Wojciech Wegrzynski","startTime":376.758,"endTime":381.873,"body":"of, fire resistance and, ISO"},{"speaker":"Wojciech Wegrzynski","startTime":376.758,"endTime":381.873,"body":"curve and, REI classes, It's"},{"speaker":"Wojciech Wegrzynski","startTime":381.873,"endTime":386.183,"body":"not there, I mean, the, the"},{"speaker":"Wojciech Wegrzynski","startTime":381.873,"endTime":386.183,"body":"standard curve goes, uh, up all"},{"speaker":"Wojciech Wegrzynski","startTime":386.183,"endTime":387.473,"body":"the way, it never goes down."},{"speaker":"Wojciech Wegrzynski","startTime":387.743,"endTime":390.967,"body":"So it's not a part of our"},{"speaker":"Wojciech Wegrzynski","startTime":387.743,"endTime":390.967,"body":"paradigm today of, of testing"},{"speaker":"Wojciech Wegrzynski","startTime":390.967,"endTime":391.987,"body":"structural members, right."},{"speaker":"Jochen Zehfuss","startTime":392.822,"endTime":393.962,"body":"Yes, that's right."},{"speaker":"Jochen Zehfuss","startTime":393.962,"endTime":394.254,"body":"Yeah."},{"speaker":"Jochen Zehfuss","startTime":394.435,"endTime":397.562,"body":"the, resistance class"},{"speaker":"Jochen Zehfuss","startTime":394.435,"endTime":397.562,"body":"approach is, let's say"},{"speaker":"Jochen Zehfuss","startTime":397.562,"endTime":398.802,"body":"a very simple approach."},{"speaker":"Jochen Zehfuss","startTime":399.442,"endTime":403.512,"body":"We use all over the world"},{"speaker":"Jochen Zehfuss","startTime":399.442,"endTime":403.512,"body":"with the ISO 8 34 curve."},{"speaker":"Jochen Zehfuss","startTime":403.512,"endTime":407.992,"body":"That is also a very simple"},{"speaker":"Jochen Zehfuss","startTime":403.512,"endTime":407.992,"body":"model of the realistic fire."},{"speaker":"Jochen Zehfuss","startTime":408.092,"endTime":410.065,"body":"But, as it is a"},{"speaker":"Jochen Zehfuss","startTime":408.092,"endTime":410.065,"body":"very simple model."},{"speaker":"Jochen Zehfuss","startTime":410.258,"endTime":415.188,"body":"you can subject all, elements"},{"speaker":"Jochen Zehfuss","startTime":410.258,"endTime":415.188,"body":"for this, uh, ISO curve."},{"speaker":"Jochen Zehfuss","startTime":415.848,"endTime":416.162,"body":"and"},{"speaker":"Jochen Zehfuss","startTime":416.162,"endTime":419.045,"body":"um, of course, we neglect"},{"speaker":"Jochen Zehfuss","startTime":416.162,"endTime":419.045,"body":"the cooling phase."},{"speaker":"Jochen Zehfuss","startTime":419.81,"endTime":423.11,"body":"And as Thomas said, we"},{"speaker":"Jochen Zehfuss","startTime":419.81,"endTime":423.11,"body":"have this delay problem."},{"speaker":"Jochen Zehfuss","startTime":423.42,"endTime":426.83,"body":"This is also a problem for"},{"speaker":"Jochen Zehfuss","startTime":423.42,"endTime":426.83,"body":"concrete elements as well."},{"speaker":"Jochen Zehfuss","startTime":426.93,"endTime":431.03,"body":"Not so much for steel elements"},{"speaker":"Jochen Zehfuss","startTime":426.93,"endTime":431.03,"body":"because they have a very"},{"speaker":"Jochen Zehfuss","startTime":431.03,"endTime":434.35,"body":"high heat connectivity and"},{"speaker":"Jochen Zehfuss","startTime":431.03,"endTime":434.35,"body":"they are not so massive"},{"speaker":"Jochen Zehfuss","startTime":434.72,"endTime":435.87,"body":"in the cross sections."},{"speaker":"Jochen Zehfuss","startTime":436.25,"endTime":439.15,"body":"But the difference for"},{"speaker":"Jochen Zehfuss","startTime":436.25,"endTime":439.15,"body":"the timber between timber"},{"speaker":"Jochen Zehfuss","startTime":439.37,"endTime":443.31,"body":"and concrete is then,"},{"speaker":"Jochen Zehfuss","startTime":439.37,"endTime":443.31,"body":"of course, that timber"},{"speaker":"Jochen Zehfuss","startTime":443.31,"endTime":444.55,"body":"is a burning material."},{"speaker":"Jochen Zehfuss","startTime":445.215,"endTime":450.105,"body":"So that we have, not only the"},{"speaker":"Jochen Zehfuss","startTime":445.215,"endTime":450.105,"body":"delayed heating, um, where"},{"speaker":"Jochen Zehfuss","startTime":450.105,"endTime":451.585,"body":"the core is heated later"},{"speaker":"Jochen Zehfuss","startTime":451.968,"endTime":452.192,"body":"after,"},{"speaker":"Jochen Zehfuss","startTime":452.442,"endTime":454.192,"body":"or in the cooling phase as well."},{"speaker":"Jochen Zehfuss","startTime":454.652,"endTime":458.558,"body":"And we have also, uh,"},{"speaker":"Jochen Zehfuss","startTime":454.652,"endTime":458.558,"body":"fire or, yeah, a reducing"},{"speaker":"Jochen Zehfuss","startTime":458.558,"endTime":460.825,"body":"cross section, caused by"},{"speaker":"Jochen Zehfuss","startTime":460.825,"endTime":461.505,"body":"the burning."},{"speaker":"Jochen Zehfuss","startTime":462.225,"endTime":466.708,"body":"as we know, the burning,"},{"speaker":"Jochen Zehfuss","startTime":462.225,"endTime":466.708,"body":"happens, until the fire"},{"speaker":"Jochen Zehfuss","startTime":466.998,"endTime":468.682,"body":"is nearly extinguished."},{"speaker":"Jochen Zehfuss","startTime":468.692,"endTime":472.642,"body":"We, we have also burning"},{"speaker":"Jochen Zehfuss","startTime":468.692,"endTime":472.642,"body":"in our cross sections, uh,"},{"speaker":"Jochen Zehfuss","startTime":472.642,"endTime":476.762,"body":"with temperatures beyond"},{"speaker":"Jochen Zehfuss","startTime":472.642,"endTime":476.762,"body":"300 degrees in the cooling"},{"speaker":"Jochen Zehfuss","startTime":476.762,"endTime":476.962,"body":"phase."},{"speaker":"Jochen Zehfuss","startTime":477.488,"endTime":478.145,"body":"And then,"},{"speaker":"Jochen Zehfuss","startTime":478.145,"endTime":479.585,"body":"uh, another point is,"},{"speaker":"Jochen Zehfuss","startTime":479.755,"endTime":481.465,"body":"uh, as mentioned"},{"speaker":"Jochen Zehfuss","startTime":479.755,"endTime":481.465,"body":"also in the paper,"},{"speaker":"Jochen Zehfuss","startTime":481.942,"endTime":485.955,"body":"the degradation of mechanical"},{"speaker":"Jochen Zehfuss","startTime":481.942,"endTime":485.955,"body":"properties of, timber, for"},{"speaker":"Jochen Zehfuss","startTime":485.955,"endTime":491.315,"body":"example, which degrade, um,"},{"speaker":"Jochen Zehfuss","startTime":485.955,"endTime":491.315,"body":"until temperature of 100 degrees"},{"speaker":"Jochen Zehfuss","startTime":491.415,"endTime":493.835,"body":"and even lower where we loss,"},{"speaker":"Jochen Zehfuss","startTime":494.178,"endTime":494.378,"body":"capacity"},{"speaker":"Jochen Zehfuss","startTime":494.822,"endTime":495.452,"body":"or strength."},{"speaker":"Wojciech Wegrzynski","startTime":495.725,"endTime":497.035,"body":"I just"},{"speaker":"Wojciech Wegrzynski","startTime":495.725,"endTime":497.035,"body":"wanted to point out that"},{"speaker":"Wojciech Wegrzynski","startTime":497.335,"endTime":500.255,"body":"I actually had an podcast"},{"speaker":"Wojciech Wegrzynski","startTime":497.335,"endTime":500.255,"body":"episode with Felix Wiesner"},{"speaker":"Wojciech Wegrzynski","startTime":500.268,"endTime":504.648,"body":"about the moisture transport"},{"speaker":"Wojciech Wegrzynski","startTime":500.268,"endTime":504.648,"body":"within timber elements and how"},{"speaker":"Wojciech Wegrzynski","startTime":504.648,"endTime":506.298,"body":"the, the tur wave propagates."},{"speaker":"Wojciech Wegrzynski","startTime":506.303,"endTime":509.808,"body":"He has tortured me with"},{"speaker":"Wojciech Wegrzynski","startTime":506.303,"endTime":509.808,"body":"very scientific terms and,"},{"speaker":"Wojciech Wegrzynski","startTime":509.808,"endTime":512.568,"body":"uh, , but it was a popular"},{"speaker":"Wojciech Wegrzynski","startTime":509.808,"endTime":512.568,"body":"episode for some reason."},{"speaker":"Wojciech Wegrzynski","startTime":512.688,"endTime":514.908,"body":"Maybe it's, it's the magic"},{"speaker":"Wojciech Wegrzynski","startTime":512.688,"endTime":514.908,"body":"of, of Felix, but, but"},{"speaker":"Wojciech Wegrzynski","startTime":514.908,"endTime":516.618,"body":"indeed, a lot happens within."},{"speaker":"Wojciech Wegrzynski","startTime":516.747,"endTime":519.36,"body":"timber, uh, at, quite low"},{"speaker":"Wojciech Wegrzynski","startTime":516.747,"endTime":519.36,"body":"temperatures because let's face"},{"speaker":"Wojciech Wegrzynski","startTime":519.36,"endTime":522.513,"body":"it, a hundred degrees, for a"},{"speaker":"Wojciech Wegrzynski","startTime":519.36,"endTime":522.513,"body":"fire temperatures, that's not"},{"speaker":"Wojciech Wegrzynski","startTime":522.513,"endTime":524.613,"body":"a very, very high temperature."},{"speaker":"Wojciech Wegrzynski","startTime":524.713,"endTime":528.89,"body":"so, you can probably expect"},{"speaker":"Wojciech Wegrzynski","startTime":524.713,"endTime":528.89,"body":"this be reached at very deep"},{"speaker":"Wojciech Wegrzynski","startTime":528.89,"endTime":530.36,"body":"into your, structural element."},{"speaker":"Wojciech Wegrzynski","startTime":530.87,"endTime":532.611,"body":"So now, now let's, uh,"},{"speaker":"Wojciech Wegrzynski","startTime":532.611,"endTime":534.49,"body":"talk about when have"},{"speaker":"Wojciech Wegrzynski","startTime":532.611,"endTime":534.49,"body":"you realized that."},{"speaker":"Wojciech Wegrzynski","startTime":534.893,"endTime":537.757,"body":"Such a research is necessary,"},{"speaker":"Wojciech Wegrzynski","startTime":534.893,"endTime":537.757,"body":"and the differences may"},{"speaker":"Wojciech Wegrzynski","startTime":537.757,"endTime":541.777,"body":"be so big that it, it"},{"speaker":"Wojciech Wegrzynski","startTime":537.757,"endTime":541.777,"body":"really requires calls for"},{"speaker":"Wojciech Wegrzynski","startTime":542.107,"endTime":543.667,"body":"additional investigation."},{"speaker":"Thomas Gernay","startTime":544.172,"endTime":547.582,"body":"So on my hand, it"},{"speaker":"Thomas Gernay","startTime":544.172,"endTime":547.582,"body":"has been quite a, a long process"},{"speaker":"Thomas Gernay","startTime":547.832,"endTime":551.382,"body":"of wrapping my head around this,"},{"speaker":"Thomas Gernay","startTime":547.832,"endTime":551.382,"body":"this issue of delayed failure."},{"speaker":"Thomas Gernay","startTime":551.852,"endTime":552.742,"body":"I can trace it"},{"speaker":"Thomas Gernay","startTime":552.742,"endTime":557.822,"body":"back to 2010, 2011 when I was"},{"speaker":"Thomas Gernay","startTime":552.742,"endTime":557.822,"body":"working on my PhD and I was"},{"speaker":"Thomas Gernay","startTime":557.822,"endTime":561.142,"body":"developing, um, a material"},{"speaker":"Thomas Gernay","startTime":557.822,"endTime":561.142,"body":"model for concrete in fire."},{"speaker":"Thomas Gernay","startTime":561.242,"endTime":564.662,"body":"And, um, I was focusing"},{"speaker":"Thomas Gernay","startTime":561.242,"endTime":564.662,"body":"also on the, on the cooling"},{"speaker":"Thomas Gernay","startTime":564.662,"endTime":565.782,"body":"phase, trying to get those."},{"speaker":"Thomas Gernay","startTime":566.442,"endTime":568.602,"body":"Material properties and"},{"speaker":"Thomas Gernay","startTime":566.442,"endTime":568.602,"body":"irreversibility, right."},{"speaker":"Thomas Gernay","startTime":568.602,"endTime":570.602,"body":"And transient Cris trying"},{"speaker":"Thomas Gernay","startTime":568.602,"endTime":570.602,"body":"and, and all of that."},{"speaker":"Thomas Gernay","startTime":570.862,"endTime":574.282,"body":"And so as part of this, I, I was"},{"speaker":"Thomas Gernay","startTime":570.862,"endTime":574.282,"body":"doing some numerical modeling"},{"speaker":"Thomas Gernay","startTime":574.672,"endTime":576.802,"body":"with columns, loaded columns."},{"speaker":"Thomas Gernay","startTime":576.802,"endTime":579.922,"body":"And when I was applying"},{"speaker":"Thomas Gernay","startTime":576.802,"endTime":579.922,"body":"natural fires with the cooling"},{"speaker":"Thomas Gernay","startTime":579.922,"endTime":582.522,"body":"phase, I, I could observe in"},{"speaker":"Thomas Gernay","startTime":579.922,"endTime":582.522,"body":"some cases delayed failure."},{"speaker":"Thomas Gernay","startTime":583.052,"endTime":584.842,"body":"So that was 2010, 2011."},{"speaker":"Thomas Gernay","startTime":584.842,"endTime":586.722,"body":"And I thought, well"},{"speaker":"Thomas Gernay","startTime":584.842,"endTime":586.722,"body":"that's, that's interesting."},{"speaker":"Thomas Gernay","startTime":586.722,"endTime":588.322,"body":"And as I mentioned,"},{"speaker":"Thomas Gernay","startTime":586.722,"endTime":588.322,"body":"there had been a few."},{"speaker":"Thomas Gernay","startTime":589.112,"endTime":592.072,"body":"Accidents such as the, and"},{"speaker":"Thomas Gernay","startTime":589.112,"endTime":592.072,"body":"bus parking in Switzerland"},{"speaker":"Thomas Gernay","startTime":592.072,"endTime":593.752,"body":"where there had been"},{"speaker":"Thomas Gernay","startTime":592.072,"endTime":593.752,"body":"a failure in cooling."},{"speaker":"Thomas Gernay","startTime":593.752,"endTime":595.992,"body":"So I thought that's something"},{"speaker":"Thomas Gernay","startTime":593.752,"endTime":595.992,"body":"to, to work further on."},{"speaker":"Thomas Gernay","startTime":596.482,"endTime":597.312,"body":"So a little bit"},{"speaker":"Thomas Gernay","startTime":597.312,"endTime":601.098,"body":"later, I started, trying to"},{"speaker":"Thomas Gernay","startTime":597.312,"endTime":601.098,"body":"systematize this study and I"},{"speaker":"Thomas Gernay","startTime":601.098,"endTime":602.818,"body":"had a paper with Jean-Marc"},{"speaker":"Thomas Gernay","startTime":601.098,"endTime":602.818,"body":"Franssens where we."},{"speaker":"Thomas Gernay","startTime":603.668,"endTime":606.508,"body":"Proposed an, uh, standard"},{"speaker":"Thomas Gernay","startTime":603.668,"endTime":606.508,"body":"indicator to try to approach"},{"speaker":"Thomas Gernay","startTime":606.688,"endTime":609.868,"body":"the problem of burnout,"},{"speaker":"Thomas Gernay","startTime":606.688,"endTime":609.868,"body":"resistance, or resistance to,"},{"speaker":"Thomas Gernay","startTime":609.868,"endTime":613.348,"body":"to full burnout in a systematic"},{"speaker":"Thomas Gernay","startTime":609.868,"endTime":613.348,"body":"way with numerical modeling."},{"speaker":"Thomas Gernay","startTime":613.848,"endTime":616.868,"body":"And when we applied this"},{"speaker":"Thomas Gernay","startTime":613.848,"endTime":616.868,"body":"approach to different types"},{"speaker":"Thomas Gernay","startTime":616.868,"endTime":621.933,"body":"of structural members, We"},{"speaker":"Thomas Gernay","startTime":616.868,"endTime":621.933,"body":"identified that, um, it was"},{"speaker":"Thomas Gernay","startTime":622.133,"endTime":626.053,"body":"possible to show that timber was"},{"speaker":"Thomas Gernay","startTime":622.133,"endTime":626.053,"body":"possibly more at risk for the"},{"speaker":"Thomas Gernay","startTime":626.053,"endTime":627.553,"body":"reasons mentioned by by Jochen"},{"speaker":"Thomas Gernay","startTime":627.573,"endTime":631.893,"body":"and really most of the reasons"},{"speaker":"Thomas Gernay","startTime":627.573,"endTime":631.893,"body":"are the fact that you have"},{"speaker":"Thomas Gernay","startTime":631.893,"endTime":633.293,"body":"this very low conductivity."},{"speaker":"Thomas Gernay","startTime":633.343,"endTime":635.653,"body":"So the heat transfer"},{"speaker":"Thomas Gernay","startTime":633.343,"endTime":635.653,"body":"takes a long, a long time"},{"speaker":"Thomas Gernay","startTime":635.903,"endTime":639.813,"body":"coupled with reduction of"},{"speaker":"Thomas Gernay","startTime":635.903,"endTime":639.813,"body":"strength at low temperature."},{"speaker":"Thomas Gernay","startTime":639.813,"endTime":643.133,"body":"So even if four, five hours"},{"speaker":"Thomas Gernay","startTime":639.813,"endTime":643.133,"body":"after the fire you get."},{"speaker":"Thomas Gernay","startTime":643.488,"endTime":647.608,"body":"80 degrees C, a hundred degrees"},{"speaker":"Thomas Gernay","startTime":643.488,"endTime":647.608,"body":"C in the core, you lose a lot of"},{"speaker":"Thomas Gernay","startTime":647.698,"endTime":649.208,"body":"of strength just to put number."},{"speaker":"Thomas Gernay","startTime":649.618,"endTime":653.848,"body":"If you trust the Euro code,"},{"speaker":"Thomas Gernay","startTime":649.618,"endTime":653.848,"body":"Annex B on advanced calculation"},{"speaker":"Thomas Gernay","startTime":653.848,"endTime":658.432,"body":"methods at 100 degrees C"},{"speaker":"Thomas Gernay","startTime":653.848,"endTime":658.432,"body":"reduction factor for the"},{"speaker":"Thomas Gernay","startTime":658.592,"endTime":663.472,"body":"strength is 25% for compression"},{"speaker":"Thomas Gernay","startTime":658.592,"endTime":663.472,"body":"and, and 65% for tension."},{"speaker":"Thomas Gernay","startTime":663.472,"endTime":666.415,"body":"So you've lost actually, most"},{"speaker":"Thomas Gernay","startTime":663.472,"endTime":666.415,"body":"of your strengths, right?"},{"speaker":"Thomas Gernay","startTime":666.885,"endTime":670.797,"body":"and so from there, I did more"},{"speaker":"Thomas Gernay","startTime":666.885,"endTime":670.797,"body":"numerical modeling, studying"},{"speaker":"Thomas Gernay","startTime":671.037,"endTime":673.397,"body":"reinforc concrete column, uh,"},{"speaker":"Thomas Gernay","startTime":671.037,"endTime":673.397,"body":"timber collumns and so on."},{"speaker":"Thomas Gernay","startTime":673.641,"endTime":676.223,"body":"and, and we could indeed"},{"speaker":"Thomas Gernay","startTime":673.641,"endTime":676.223,"body":"show that the burnout"},{"speaker":"Thomas Gernay","startTime":676.223,"endTime":678.831,"body":"resistance for timber was"},{"speaker":"Thomas Gernay","startTime":676.223,"endTime":678.831,"body":"significantly lower than,"},{"speaker":"Thomas Gernay","startTime":678.93,"endTime":682.39,"body":"its fire resistance, meaning"},{"speaker":"Thomas Gernay","startTime":678.93,"endTime":682.39,"body":"there was a risk of failure"},{"speaker":"Thomas Gernay","startTime":682.39,"endTime":683.75,"body":"on the relatively short fire."},{"speaker":"Thomas Gernay","startTime":684.107,"endTime":686.305,"body":"Uh, but there were still"},{"speaker":"Thomas Gernay","startTime":684.107,"endTime":686.305,"body":"no experiments that had"},{"speaker":"Thomas Gernay","startTime":686.305,"endTime":689.905,"body":"specifically been designed"},{"speaker":"Thomas Gernay","startTime":686.305,"endTime":689.905,"body":"to, to quantify this."},{"speaker":"Thomas Gernay","startTime":690.392,"endTime":693.742,"body":"so testing members loaded"},{"speaker":"Thomas Gernay","startTime":690.392,"endTime":693.742,"body":"under heating and cooling"},{"speaker":"Thomas Gernay","startTime":693.742,"endTime":694.902,"body":"to, to, to see the failure."},{"speaker":"Thomas Gernay","startTime":695.712,"endTime":699.282,"body":"So finally there was this, great"},{"speaker":"Thomas Gernay","startTime":695.712,"endTime":699.282,"body":"consortium with lots of, lots"},{"speaker":"Thomas Gernay","startTime":699.282,"endTime":702.682,"body":"of institutions and colleagues"},{"speaker":"Thomas Gernay","startTime":699.282,"endTime":702.682,"body":"who had all been working on this"},{"speaker":"Thomas Gernay","startTime":702.682,"endTime":703.962,"body":"issue, you know, independently."},{"speaker":"Thomas Gernay","startTime":703.962,"endTime":706.082,"body":"I was like, oh, we should, we"},{"speaker":"Thomas Gernay","startTime":703.962,"endTime":706.082,"body":"should do something together."},{"speaker":"Thomas Gernay","startTime":706.172,"endTime":709.862,"body":"So, uh, Tim experiments,"},{"speaker":"Thomas Gernay","startTime":706.172,"endTime":709.862,"body":"of course, uh, Johan"},{"speaker":"Thomas Gernay","startTime":709.862,"endTime":712.302,"body":"who's here, who, who"},{"speaker":"Thomas Gernay","startTime":709.862,"endTime":712.302,"body":"conducted the experiments."},{"speaker":"Thomas Gernay","startTime":712.722,"endTime":714.762,"body":"But in the consortium"},{"speaker":"Thomas Gernay","startTime":712.722,"endTime":714.762,"body":"there is also CERIB."},{"speaker":"Thomas Gernay","startTime":714.762,"endTime":717.822,"body":"Who's Fabian Robert, Jean-Marc"},{"speaker":"Thomas Gernay","startTime":714.762,"endTime":717.822,"body":"Franssens at University of"},{"speaker":"Thomas Gernay","startTime":717.902,"endTime":720.982,"body":"Liege, uh, Robert McNamee Rise."},{"speaker":"Thomas Gernay","startTime":721.272,"endTime":723.422,"body":"Patrick Baumonte at in Milan."},{"speaker":"Thomas Gernay","startTime":723.422,"endTime":725.582,"body":"And I, I think I, I'm not"},{"speaker":"Thomas Gernay","startTime":723.422,"endTime":725.582,"body":"forgetting anyone, but"},{"speaker":"Thomas Gernay","startTime":725.582,"endTime":726.502,"body":"that, that's a great team."},{"speaker":"Thomas Gernay","startTime":726.742,"endTime":730.986,"body":"So we work together to devise"},{"speaker":"Thomas Gernay","startTime":726.742,"endTime":730.986,"body":"and experiments to be able to"},{"speaker":"Thomas Gernay","startTime":731.306,"endTime":735.346,"body":"study this and try to be as"},{"speaker":"Thomas Gernay","startTime":731.306,"endTime":735.346,"body":"systematic as possible and show"},{"speaker":"Thomas Gernay","startTime":735.496,"endTime":736.866,"body":"what the behavior would be."},{"speaker":"Jochen Zehfuss","startTime":737.162,"endTime":739.852,"body":"From my"},{"speaker":"Jochen Zehfuss","startTime":737.162,"endTime":739.852,"body":"point of view, I think in the"},{"speaker":"Jochen Zehfuss","startTime":739.852,"endTime":744.562,"body":"last 10 years we made in our"},{"speaker":"Jochen Zehfuss","startTime":739.852,"endTime":744.562,"body":"institute several projects,"},{"speaker":"Jochen Zehfuss","startTime":744.928,"endTime":746.238,"body":"on the fire behavior of."},{"speaker":"Jochen Zehfuss","startTime":746.593,"endTime":749.233,"body":"Timber structures,"},{"speaker":"Jochen Zehfuss","startTime":746.593,"endTime":749.233,"body":"and most of them,"},{"speaker":"Jochen Zehfuss","startTime":749.577,"endTime":752.877,"body":"of course were protected,"},{"speaker":"Jochen Zehfuss","startTime":749.577,"endTime":752.877,"body":"with gypsum boards."},{"speaker":"Jochen Zehfuss","startTime":753.273,"endTime":757.333,"body":"but then I think in most"},{"speaker":"Jochen Zehfuss","startTime":753.273,"endTime":757.333,"body":"other European countries,"},{"speaker":"Jochen Zehfuss","startTime":757.343,"endTime":759.083,"body":"we have a trend, to"},{"speaker":"Jochen Zehfuss","startTime":759.633,"endTime":760.323,"body":"applying"},{"speaker":"Jochen Zehfuss","startTime":760.323,"endTime":764.523,"body":"more timber buildings or, uh,"},{"speaker":"Jochen Zehfuss","startTime":760.323,"endTime":764.523,"body":"there were, there's a trend to"},{"speaker":"Jochen Zehfuss","startTime":764.523,"endTime":766.043,"body":"build more timber buildings."},{"speaker":"Jochen Zehfuss","startTime":766.043,"endTime":766.323,"body":"Yeah."},{"speaker":"Jochen Zehfuss","startTime":766.323,"endTime":768.523,"body":"Due to, uh, for"},{"speaker":"Jochen Zehfuss","startTime":766.323,"endTime":768.523,"body":"example, sustainable"},{"speaker":"Jochen Zehfuss","startTime":769.143,"endTime":770.803,"body":"sustainability or."},{"speaker":"Jochen Zehfuss","startTime":771.688,"endTime":776.268,"body":"decarbonization reasons and"},{"speaker":"Jochen Zehfuss","startTime":771.688,"endTime":776.268,"body":"so, and so building your"},{"speaker":"Jochen Zehfuss","startTime":776.368,"endTime":780.788,"body":"regulations are changing"},{"speaker":"Jochen Zehfuss","startTime":776.368,"endTime":780.788,"body":"and they need, uh, research."},{"speaker":"Jochen Zehfuss","startTime":780.888,"endTime":784.508,"body":"And so we had, uh, in several"},{"speaker":"Jochen Zehfuss","startTime":780.888,"endTime":784.508,"body":"projects the question,"},{"speaker":"Jochen Zehfuss","startTime":784.695,"endTime":787.065,"body":"what will happen when we have."},{"speaker":"Jochen Zehfuss","startTime":787.412,"endTime":790.412,"body":"Timber elements which"},{"speaker":"Jochen Zehfuss","startTime":787.412,"endTime":790.412,"body":"are not protected."},{"speaker":"Jochen Zehfuss","startTime":790.912,"endTime":795.472,"body":"massive timber elements, for"},{"speaker":"Jochen Zehfuss","startTime":790.912,"endTime":795.472,"body":"example, CLTs and so on, and how"},{"speaker":"Jochen Zehfuss","startTime":795.472,"endTime":801.342,"body":"many percent is allowed, of the"},{"speaker":"Jochen Zehfuss","startTime":795.472,"endTime":801.342,"body":"enclosure, to be unprotected."},{"speaker":"Jochen Zehfuss","startTime":801.362,"endTime":802.622,"body":"And then there was"},{"speaker":"Jochen Zehfuss","startTime":802.942,"endTime":803.822,"body":"also the question."},{"speaker":"Jochen Zehfuss","startTime":803.911,"endTime":807.621,"body":"Do we have a self extinction"},{"speaker":"Jochen Zehfuss","startTime":803.911,"endTime":807.621,"body":"of the timber elements"},{"speaker":"Jochen Zehfuss","startTime":807.621,"endTime":810.421,"body":"when the so-called mobile"},{"speaker":"Jochen Zehfuss","startTime":807.621,"endTime":810.421,"body":"fire load, the furnishings"},{"speaker":"Jochen Zehfuss","startTime":811.041,"endTime":811.308,"body":"And,"},{"speaker":"Jochen Zehfuss","startTime":811.358,"endTime":811.615,"body":"others"},{"speaker":"Jochen Zehfuss","startTime":811.771,"endTime":812.561,"body":"is burn."},{"speaker":"Jochen Zehfuss","startTime":813.051,"endTime":816.361,"body":"Um, but on the other hand we"},{"speaker":"Jochen Zehfuss","startTime":813.051,"endTime":816.361,"body":"have, uh, the timber, which is"},{"speaker":"Jochen Zehfuss","startTime":816.361,"endTime":817.561,"body":"also burning, which is called"},{"speaker":"Jochen Zehfuss","startTime":817.881,"endTime":818.761,"body":"structural fire load."},{"speaker":"Jochen Zehfuss","startTime":819.826,"endTime":821.999,"body":"We see in, several projects."},{"speaker":"Jochen Zehfuss","startTime":821.999,"endTime":825.919,"body":"It's not so easy to"},{"speaker":"Jochen Zehfuss","startTime":821.999,"endTime":825.919,"body":"predict self extinction."},{"speaker":"Jochen Zehfuss","startTime":826.459,"endTime":829.979,"body":"And it depends of course"},{"speaker":"Jochen Zehfuss","startTime":826.459,"endTime":829.979,"body":"on the geometry of the fire"},{"speaker":"Jochen Zehfuss","startTime":829.979,"endTime":835.766,"body":"compartment, on, the oxygen,"},{"speaker":"Jochen Zehfuss","startTime":829.979,"endTime":835.766,"body":"um, which oxygen flow and"},{"speaker":"Jochen Zehfuss","startTime":835.766,"endTime":837.086,"body":"some other parameters."},{"speaker":"Jochen Zehfuss","startTime":838.026,"endTime":841.976,"body":"And, so, self exigence"},{"speaker":"Jochen Zehfuss","startTime":838.026,"endTime":841.976,"body":"is, uh, I would say,"},{"speaker":"Jochen Zehfuss","startTime":842.346,"endTime":844.236,"body":"very seldom case, yeah."},{"speaker":"Jochen Zehfuss","startTime":844.236,"endTime":846.276,"body":"In some circumstances"},{"speaker":"Jochen Zehfuss","startTime":844.236,"endTime":846.276,"body":"it could happen."},{"speaker":"Jochen Zehfuss","startTime":846.456,"endTime":849.796,"body":"And then of course there's"},{"speaker":"Jochen Zehfuss","startTime":846.456,"endTime":849.796,"body":"the question, what will"},{"speaker":"Jochen Zehfuss","startTime":849.796,"endTime":854.063,"body":"happen in the cooling phase"},{"speaker":"Jochen Zehfuss","startTime":849.796,"endTime":854.063,"body":"when the cross section, is"},{"speaker":"Jochen Zehfuss","startTime":854.063,"endTime":855.983,"body":"reducing, reducing, reducing?"},{"speaker":"Jochen Zehfuss","startTime":855.983,"endTime":857.703,"body":"And then of course, there could."},{"speaker":"Jochen Zehfuss","startTime":857.941,"endTime":858.811,"body":"be a failure."},{"speaker":"Jochen Zehfuss","startTime":858.991,"endTime":864.691,"body":"And this is, uh, our motivation"},{"speaker":"Jochen Zehfuss","startTime":858.991,"endTime":864.691,"body":"to go deeper in this subject."},{"speaker":"Jochen Zehfuss","startTime":864.991,"endTime":866.731,"body":"And so, and then we find"},{"speaker":"Jochen Zehfuss","startTime":867.221,"endTime":871.214,"body":"we find ourself in this group,"},{"speaker":"Jochen Zehfuss","startTime":867.221,"endTime":871.214,"body":"uh, as you, said, the European."},{"speaker":"Jochen Zehfuss","startTime":872.754,"endTime":873.074,"body":"Champions,"},{"speaker":"Jochen Zehfuss","startTime":873.754,"endTime":875.074,"body":"dunno if this is the right"},{"speaker":"Jochen Zehfuss","startTime":875.074,"endTime":875.314,"body":"word,"},{"speaker":"Wojciech Wegrzynski","startTime":875.568,"endTime":877.128,"body":"All"},{"speaker":"Wojciech Wegrzynski","startTime":875.568,"endTime":877.128,"body":"Stars, European All Stars."},{"speaker":"Jochen Zehfuss","startTime":877.582,"endTime":878.002,"body":"but"},{"speaker":"Jochen Zehfuss","startTime":878.032,"endTime":879.082,"body":"some of the leading"},{"speaker":"Jochen Zehfuss","startTime":879.762,"endTime":881.722,"body":"researchers from the"},{"speaker":"Jochen Zehfuss","startTime":879.762,"endTime":881.722,"body":"European countries."},{"speaker":"Jochen Zehfuss","startTime":882.222,"endTime":885.789,"body":"And, I think it's a good thing"},{"speaker":"Jochen Zehfuss","startTime":882.222,"endTime":885.789,"body":"that we find together and,"},{"speaker":"Jochen Zehfuss","startTime":885.799,"endTime":890.509,"body":"uh, do a systematical research"},{"speaker":"Jochen Zehfuss","startTime":885.799,"endTime":890.509,"body":"investigating also the approach,"},{"speaker":"Jochen Zehfuss","startTime":891.169,"endTime":891.919,"body":"of, uh, Thomas."},{"speaker":"Jochen Zehfuss","startTime":892.404,"endTime":896.097,"body":"that we, calibrate a method"},{"speaker":"Jochen Zehfuss","startTime":892.404,"endTime":896.097,"body":"which, is originally used"},{"speaker":"Jochen Zehfuss","startTime":896.097,"endTime":901.37,"body":"for concrete elements and"},{"speaker":"Jochen Zehfuss","startTime":896.097,"endTime":901.37,"body":"to adopt that yet now, um,"},{"speaker":"Jochen Zehfuss","startTime":901.47,"endTime":903.13,"body":"for timber elements as well."},{"speaker":"Wojciech Wegrzynski","startTime":903.392,"endTime":904.232,"body":"Beautiful."},{"speaker":"Wojciech Wegrzynski","startTime":904.262,"endTime":906.185,"body":"So, tell me more"},{"speaker":"Wojciech Wegrzynski","startTime":904.262,"endTime":906.185,"body":"about, the research."},{"speaker":"Wojciech Wegrzynski","startTime":906.185,"endTime":910.385,"body":"And I already see there is so"},{"speaker":"Wojciech Wegrzynski","startTime":906.185,"endTime":910.385,"body":"many, I'm noting the factors"},{"speaker":"Wojciech Wegrzynski","startTime":910.385,"endTime":911.465,"body":"that, that you've mentioned."},{"speaker":"Wojciech Wegrzynski","startTime":911.808,"endTime":915.798,"body":"there was different losses in,"},{"speaker":"Wojciech Wegrzynski","startTime":911.808,"endTime":915.798,"body":"in compression in tension, uh, I"},{"speaker":"Wojciech Wegrzynski","startTime":915.798,"endTime":919.148,"body":"guess, utilization factor of the"},{"speaker":"Wojciech Wegrzynski","startTime":915.798,"endTime":919.148,"body":"element, would, play a big role."},{"speaker":"Wojciech Wegrzynski","startTime":919.675,"endTime":922.405,"body":"Johan mentioned technology,"},{"speaker":"Wojciech Wegrzynski","startTime":919.675,"endTime":922.405,"body":"so I guess when we get"},{"speaker":"Wojciech Wegrzynski","startTime":922.405,"endTime":925.525,"body":"come into like, uh, glued"},{"speaker":"Wojciech Wegrzynski","startTime":922.405,"endTime":925.525,"body":"elements like clt, it"},{"speaker":"Wojciech Wegrzynski","startTime":925.525,"endTime":926.598,"body":"must be super Interesting."},{"speaker":"Wojciech Wegrzynski","startTime":926.603,"endTime":930.241,"body":"So, so tell, tell me how, how"},{"speaker":"Wojciech Wegrzynski","startTime":926.603,"endTime":930.241,"body":"did you approach this research"},{"speaker":"Wojciech Wegrzynski","startTime":930.361,"endTime":933.121,"body":"to really like narrow it"},{"speaker":"Wojciech Wegrzynski","startTime":930.361,"endTime":933.121,"body":"down to the most interesting."},{"speaker":"Wojciech Wegrzynski","startTime":933.126,"endTime":935.791,"body":"And, and where did you find"},{"speaker":"Wojciech Wegrzynski","startTime":933.126,"endTime":935.791,"body":"the most interesting, thing to,"},{"speaker":"Wojciech Wegrzynski","startTime":935.791,"endTime":936.211,"body":"go for?"},{"speaker":"Thomas Gernay","startTime":936.546,"endTime":937.806,"body":"The the key idea."},{"speaker":"Thomas Gernay","startTime":937.915,"endTime":941.065,"body":"Is to be systematic and to"},{"speaker":"Thomas Gernay","startTime":937.915,"endTime":941.065,"body":"find a way to, I would say"},{"speaker":"Thomas Gernay","startTime":941.065,"endTime":944.581,"body":"almost standardize the,"},{"speaker":"Thomas Gernay","startTime":941.065,"endTime":944.581,"body":"quantification of the behavior"},{"speaker":"Thomas Gernay","startTime":944.581,"endTime":946.981,"body":"of structural elements"},{"speaker":"Thomas Gernay","startTime":944.581,"endTime":946.981,"body":"under fires that include"},{"speaker":"Thomas Gernay","startTime":946.981,"endTime":947.701,"body":"the decay phase."},{"speaker":"Thomas Gernay","startTime":947.831,"endTime":951.638,"body":"So the approach, that we"},{"speaker":"Thomas Gernay","startTime":947.831,"endTime":951.638,"body":"proposed consistent subjecting"},{"speaker":"Thomas Gernay","startTime":952.238,"endTime":956.305,"body":"structural members to fire of"},{"speaker":"Thomas Gernay","startTime":952.238,"endTime":956.305,"body":"varying duration of heating"},{"speaker":"Wojciech Wegrzynski","startTime":956.525,"endTime":956.915,"body":"Okay."},{"speaker":"Thomas Gernay","startTime":958.36,"endTime":960.439,"body":"Identifying"},{"speaker":"Thomas Gernay","startTime":958.36,"endTime":960.439,"body":"the shortest fire that,"},{"speaker":"Thomas Gernay","startTime":960.439,"endTime":963.266,"body":"would lead to failure, or"},{"speaker":"Thomas Gernay","startTime":960.439,"endTime":963.266,"body":"the longest fire that could"},{"speaker":"Thomas Gernay","startTime":963.266,"endTime":965.626,"body":"be survived indefinitely"},{"speaker":"Thomas Gernay","startTime":963.266,"endTime":965.626,"body":"to burnout if you want."},{"speaker":"Thomas Gernay","startTime":965.626,"endTime":967.026,"body":"So this, this threshold,"},{"speaker":"Thomas Gernay","startTime":967.716,"endTime":971.803,"body":"in order to do that and to be"},{"speaker":"Thomas Gernay","startTime":967.716,"endTime":971.803,"body":"systematic, what we propose is"},{"speaker":"Thomas Gernay","startTime":971.803,"endTime":975.563,"body":"to use the heating according"},{"speaker":"Thomas Gernay","startTime":971.803,"endTime":975.563,"body":"to ISO834, since everybody's"},{"speaker":"Thomas Gernay","startTime":975.763,"endTime":977.363,"body":"familiar with this heating, but"},{"speaker":"Thomas Gernay","startTime":977.363,"endTime":978.603,"body":"then to stop at some point."},{"speaker":"Thomas Gernay","startTime":978.893,"endTime":981.953,"body":"And to have a linear"},{"speaker":"Thomas Gernay","startTime":978.893,"endTime":981.953,"body":"cooling phase that is in"},{"speaker":"Thomas Gernay","startTime":981.953,"endTime":984.233,"body":"accordance with the Euro"},{"speaker":"Thomas Gernay","startTime":981.953,"endTime":984.233,"body":"code parametric fire model."},{"speaker":"Thomas Gernay","startTime":984.233,"endTime":985.753,"body":"So why a linear cooling phase?"},{"speaker":"Thomas Gernay","startTime":985.753,"endTime":988.913,"body":"Because we could take any"},{"speaker":"Thomas Gernay","startTime":985.753,"endTime":988.913,"body":"cooling phase, but the only"},{"speaker":"Thomas Gernay","startTime":989.043,"endTime":991.953,"body":"natural fire that is in the"},{"speaker":"Thomas Gernay","startTime":989.043,"endTime":991.953,"body":"Euro code that is codified"},{"speaker":"Thomas Gernay","startTime":991.963,"endTime":993.393,"body":"is the parametric fire."},{"speaker":"Thomas Gernay","startTime":993.393,"endTime":996.433,"body":"So we may as well take that one"},{"speaker":"Thomas Gernay","startTime":993.393,"endTime":996.433,"body":"and everybody can take that one."},{"speaker":"Wojciech Wegrzynski","startTime":996.475,"endTime":996.925,"body":"Sorry Thomas."},{"speaker":"Wojciech Wegrzynski","startTime":996.925,"endTime":999.115,"body":"And it's important to"},{"speaker":"Wojciech Wegrzynski","startTime":996.925,"endTime":999.115,"body":"note that is the cooling"},{"speaker":"Wojciech Wegrzynski","startTime":999.505,"endTime":1000.885,"body":"of the furnace itself."},{"speaker":"Wojciech Wegrzynski","startTime":1000.885,"endTime":1001.857,"body":"So it is the,"},{"speaker":"Wojciech Wegrzynski","startTime":1001.858,"endTime":1004.828,"body":"external boundary condition"},{"speaker":"Wojciech Wegrzynski","startTime":1001.858,"endTime":1004.828,"body":"on imposed on your element."},{"speaker":"Wojciech Wegrzynski","startTime":1004.833,"endTime":1006.238,"body":"And what happens"},{"speaker":"Wojciech Wegrzynski","startTime":1004.833,"endTime":1006.238,"body":"in the element is,"},{"speaker":"Wojciech Wegrzynski","startTime":1006.568,"endTime":1008.248,"body":"is the physics of the"},{"speaker":"Wojciech Wegrzynski","startTime":1006.568,"endTime":1008.248,"body":"element, and that's what"},{"speaker":"Wojciech Wegrzynski","startTime":1008.378,"endTime":1009.498,"body":"you're looking at, right?"},{"speaker":"Thomas Gernay","startTime":1009.801,"endTime":1010.471,"body":"Exactly."},{"speaker":"Thomas Gernay","startTime":1010.471,"endTime":1013.071,"body":"So we are talking here about"},{"speaker":"Thomas Gernay","startTime":1010.471,"endTime":1013.071,"body":"temperature in the furnace,"},{"speaker":"Thomas Gernay","startTime":1013.291,"endTime":1016.271,"body":"but once the temperature starts"},{"speaker":"Thomas Gernay","startTime":1013.291,"endTime":1016.271,"body":"decreasing in the furnace,"},{"speaker":"Thomas Gernay","startTime":1016.321,"endTime":1018.951,"body":"of course in parts of the"},{"speaker":"Thomas Gernay","startTime":1016.321,"endTime":1018.951,"body":"elements in the interior, the"},{"speaker":"Thomas Gernay","startTime":1018.951,"endTime":1020.391,"body":"temperature keeps on increasing."},{"speaker":"Thomas Gernay","startTime":1020.881,"endTime":1022.031,"body":"So this is the idea."},{"speaker":"Thomas Gernay","startTime":1022.031,"endTime":1024.351,"body":"Find the burnout resistance,"},{"speaker":"Thomas Gernay","startTime":1022.031,"endTime":1024.351,"body":"the shortest fire"},{"speaker":"Thomas Gernay","startTime":1024.351,"endTime":1025.431,"body":"that leads to failure."},{"speaker":"Thomas Gernay","startTime":1025.981,"endTime":1027.737,"body":"and then from there we devised."},{"speaker":"Thomas Gernay","startTime":1028.087,"endTime":1031.207,"body":"An experimental, program,"},{"speaker":"Thomas Gernay","startTime":1028.087,"endTime":1031.207,"body":"a test metrics where we"},{"speaker":"Thomas Gernay","startTime":1031.207,"endTime":1033.327,"body":"built identical specimens."},{"speaker":"Thomas Gernay","startTime":1033.327,"endTime":1035.567,"body":"So we had, for the"},{"speaker":"Thomas Gernay","startTime":1033.327,"endTime":1035.567,"body":"timber, we had eight"},{"speaker":"Thomas Gernay","startTime":1035.677,"endTime":1037.327,"body":"glulam columns identical."},{"speaker":"Thomas Gernay","startTime":1038.417,"endTime":1041.091,"body":"We, defined the load on these"},{"speaker":"Thomas Gernay","startTime":1038.417,"endTime":1041.091,"body":"currents, assuming that they"},{"speaker":"Thomas Gernay","startTime":1041.091,"endTime":1044.611,"body":"were in a typical, uh, buildings"},{"speaker":"Thomas Gernay","startTime":1041.091,"endTime":1044.611,"body":"and doing the euro code design."},{"speaker":"Thomas Gernay","startTime":1044.611,"endTime":1047.357,"body":"So they had, utilization"},{"speaker":"Thomas Gernay","startTime":1044.611,"endTime":1047.357,"body":"factor in terms of holding"},{"speaker":"Thomas Gernay","startTime":1047.357,"endTime":1050.077,"body":"that would be typical"},{"speaker":"Thomas Gernay","startTime":1047.357,"endTime":1050.077,"body":"in the first situation"},{"speaker":"Thomas Gernay","startTime":1050.077,"endTime":1051.277,"body":"according to the codes."},{"speaker":"Thomas Gernay","startTime":1052.017,"endTime":1053.957,"body":"And the only thing that vari."},{"speaker":"Thomas Gernay","startTime":1054.112,"endTime":1056.702,"body":"Between the experiments"},{"speaker":"Thomas Gernay","startTime":1054.112,"endTime":1056.702,"body":"on each of those eight"},{"speaker":"Thomas Gernay","startTime":1056.702,"endTime":1060.062,"body":"columns was the fire, the"},{"speaker":"Thomas Gernay","startTime":1056.702,"endTime":1060.062,"body":"definition of the, I would say"},{"speaker":"Thomas Gernay","startTime":1060.062,"endTime":1062.382,"body":"more gas temperature time"},{"speaker":"Thomas Gernay","startTime":1060.062,"endTime":1062.382,"body":"curve in the furnace to"},{"speaker":"Thomas Gernay","startTime":1062.382,"endTime":1063.462,"body":"be more, uh, specific."},{"speaker":"Thomas Gernay","startTime":1064.032,"endTime":1066.382,"body":"So we repeated all tests twice."},{"speaker":"Thomas Gernay","startTime":1066.432,"endTime":1069.409,"body":"We had tests, to measure the"},{"speaker":"Thomas Gernay","startTime":1066.432,"endTime":1069.409,"body":"standard fair resistance."},{"speaker":"Thomas Gernay","startTime":1069.639,"endTime":1075.493,"body":"R  so for R obtained,"},{"speaker":"Thomas Gernay","startTime":1069.639,"endTime":1075.493,"body":"uh, 55 and 58 minutes"},{"speaker":"Thomas Gernay","startTime":1075.583,"endTime":1077.48,"body":"in the two tests, then"},{"speaker":"Thomas Gernay","startTime":1077.75,"endTime":1081.076,"body":"informed by the numerical"},{"speaker":"Thomas Gernay","startTime":1077.75,"endTime":1081.076,"body":"modeling by finite, models"},{"speaker":"Thomas Gernay","startTime":1081.196,"endTime":1085.216,"body":"conducted Prior to the test,"},{"speaker":"Thomas Gernay","startTime":1081.196,"endTime":1085.216,"body":"we had a test with the heating"},{"speaker":"Thomas Gernay","startTime":1085.216,"endTime":1087.976,"body":"for 15 minutes, followed by"},{"speaker":"Thomas Gernay","startTime":1085.216,"endTime":1087.976,"body":"the linear cooling phase."},{"speaker":"Thomas Gernay","startTime":1088.498,"endTime":1089.238,"body":"And we"},{"speaker":"Thomas Gernay","startTime":1089.238,"endTime":1093.638,"body":"did it twice and the two columns"},{"speaker":"Thomas Gernay","startTime":1089.238,"endTime":1093.638,"body":"failed during cooling quite"},{"speaker":"Thomas Gernay","startTime":1094.028,"endTime":1095.318,"body":"late in the cooling phase."},{"speaker":"Thomas Gernay","startTime":1095.318,"endTime":1099.998,"body":"So they failed after 98"},{"speaker":"Thomas Gernay","startTime":1095.318,"endTime":1099.998,"body":"minutes for one and 153"},{"speaker":"Thomas Gernay","startTime":1099.998,"endTime":1100.975,"body":"minutes for the other."},{"speaker":"Thomas Gernay","startTime":1100.975,"endTime":1103.775,"body":"So again, that's a column"},{"speaker":"Thomas Gernay","startTime":1100.975,"endTime":1103.775,"body":"that's heated for 15 minutes."},{"speaker":"Thomas Gernay","startTime":1103.885,"endTime":1105.615,"body":"then then cool."},{"speaker":"Thomas Gernay","startTime":1105.615,"endTime":1107.575,"body":"Then the F cooling"},{"speaker":"Thomas Gernay","startTime":1107.815,"endTime":1109.735,"body":"and it fails at after two and"},{"speaker":"Thomas Gernay","startTime":1109.735,"endTime":1110.375,"body":"a half hour."},{"speaker":"Wojciech Wegrzynski","startTime":1110.383,"endTime":1111.703,"body":"what,"},{"speaker":"Wojciech Wegrzynski","startTime":1110.383,"endTime":1111.703,"body":"what, what was the approximate"},{"speaker":"Wojciech Wegrzynski","startTime":1111.703,"endTime":1113.72,"body":"temperature after 15 600"},{"speaker":"Jochen Zehfuss","startTime":1114.077,"endTime":1114.567,"body":"Yeah."},{"speaker":"Jochen Zehfuss","startTime":1114.567,"endTime":1115.247,"body":"700."},{"speaker":"Wojciech Wegrzynski","startTime":1115.683,"endTime":1117.393,"body":"That's"},{"speaker":"Wojciech Wegrzynski","startTime":1115.683,"endTime":1117.393,"body":"not much for, for fire."},{"speaker":"Wojciech Wegrzynski","startTime":1117.393,"endTime":1121.457,"body":"Uh, that, that's, heat flu of"},{"speaker":"Wojciech Wegrzynski","startTime":1117.393,"endTime":1121.457,"body":"like 35 kilowatts per square."},{"speaker":"Wojciech Wegrzynski","startTime":1121.827,"endTime":1124.56,"body":"that's not, not huge"},{"speaker":"Wojciech Wegrzynski","startTime":1121.827,"endTime":1124.56,"body":"in terms of, of, uh,"},{"speaker":"Wojciech Wegrzynski","startTime":1124.56,"endTime":1125.79,"body":"exposure, to be honest."},{"speaker":"Wojciech Wegrzynski","startTime":1125.795,"endTime":1126.03,"body":"Yeah."},{"speaker":"Thomas Gernay","startTime":1126.161,"endTime":1126.721,"body":"Right."},{"speaker":"Thomas Gernay","startTime":1126.721,"endTime":1129.361,"body":"And when it failed, so again,"},{"speaker":"Thomas Gernay","startTime":1126.721,"endTime":1129.361,"body":"after two hours and a half,"},{"speaker":"Thomas Gernay","startTime":1129.361,"endTime":1132.761,"body":"the temperature was in the"},{"speaker":"Thomas Gernay","startTime":1129.361,"endTime":1132.761,"body":"furnace almost back to around"},{"speaker":"Thomas Gernay","startTime":1132.761,"endTime":1135.801,"body":"100 degrees because it plateaus,"},{"speaker":"Thomas Gernay","startTime":1132.761,"endTime":1135.801,"body":"it doesn't go exactly to 20,"},{"speaker":"Thomas Gernay","startTime":1135.801,"endTime":1137.481,"body":"but it was, it was cool, right?"},{"speaker":"Thomas Gernay","startTime":1137.941,"endTime":1141.788,"body":"And then two columns under,"},{"speaker":"Thomas Gernay","startTime":1137.941,"endTime":1141.788,"body":"10 minutes heating followed by"},{"speaker":"Thomas Gernay","startTime":1141.788,"endTime":1143.348,"body":"the, and these two survived."},{"speaker":"Thomas Gernay","startTime":1143.348,"endTime":1145.508,"body":"And we measured"},{"speaker":"Thomas Gernay","startTime":1143.348,"endTime":1145.508,"body":"the, the strengths."},{"speaker":"Thomas Gernay","startTime":1145.648,"endTime":1149.148,"body":"But so we reached our objective"},{"speaker":"Thomas Gernay","startTime":1145.648,"endTime":1149.148,"body":"in this experimental campaign"},{"speaker":"Thomas Gernay","startTime":1149.148,"endTime":1150.468,"body":"to test identical members."},{"speaker":"Thomas Gernay","startTime":1150.668,"endTime":1154.598,"body":"Only vari the heating exposure"},{"speaker":"Thomas Gernay","startTime":1150.668,"endTime":1154.598,"body":"and have the three outcomes"},{"speaker":"Thomas Gernay","startTime":1154.598,"endTime":1155.438,"body":"that you wanted to have."},{"speaker":"Thomas Gernay","startTime":1155.438,"endTime":1159.098,"body":"So, measure the standard for"},{"speaker":"Thomas Gernay","startTime":1155.438,"endTime":1159.098,"body":"resistance, find a short fire,"},{"speaker":"Thomas Gernay","startTime":1159.098,"endTime":1162.578,"body":"but that results in failure, and"},{"speaker":"Thomas Gernay","startTime":1159.098,"endTime":1162.578,"body":"then find the slightly shorter"},{"speaker":"Thomas Gernay","startTime":1162.578,"endTime":1164.485,"body":"fire that would be, survived."},{"speaker":"Thomas Gernay","startTime":1164.485,"endTime":1168.288,"body":"So we, bounded this burnout"},{"speaker":"Thomas Gernay","startTime":1164.485,"endTime":1168.288,"body":"resistance, this fire"},{"speaker":"Thomas Gernay","startTime":1168.288,"endTime":1171.303,"body":"that's the threshold between"},{"speaker":"Thomas Gernay","startTime":1168.288,"endTime":1171.303,"body":"failure and cooling and, and"},{"speaker":"Thomas Gernay","startTime":1171.408,"endTime":1172.808,"body":"survivability to full burnout."},{"speaker":"Wojciech Wegrzynski","startTime":1173.277,"endTime":1173.487,"body":"okay."},{"speaker":"Wojciech Wegrzynski","startTime":1173.487,"endTime":1175.917,"body":"I guess the most interesting"},{"speaker":"Wojciech Wegrzynski","startTime":1173.487,"endTime":1175.917,"body":"thing is what different in"},{"speaker":"Wojciech Wegrzynski","startTime":1175.917,"endTime":1177.95,"body":"the 10 versus 15 minute, fire."},{"speaker":"Wojciech Wegrzynski","startTime":1177.95,"endTime":1182.83,"body":"So how much did the temperature"},{"speaker":"Wojciech Wegrzynski","startTime":1177.95,"endTime":1182.83,"body":"profiles inside vary and, how"},{"speaker":"Wojciech Wegrzynski","startTime":1182.83,"endTime":1185.469,"body":"big the difference, uh, was"},{"speaker":"Wojciech Wegrzynski","startTime":1182.83,"endTime":1185.469,"body":"in, in what you've observed"},{"speaker":"Wojciech Wegrzynski","startTime":1185.65,"endTime":1186.7,"body":"between these two tests?"},{"speaker":"Jochen Zehfuss","startTime":1186.772,"endTime":1187.215,"body":"Yeah."},{"speaker":"Jochen Zehfuss","startTime":1187.255,"endTime":1191.138,"body":"it seems to be, only five"},{"speaker":"Jochen Zehfuss","startTime":1187.255,"endTime":1191.138,"body":"minutes difference in this,"},{"speaker":"Jochen Zehfuss","startTime":1191.138,"endTime":1192.658,"body":"uh, DHP time."},{"speaker":"Jochen Zehfuss","startTime":1192.921,"endTime":1194.861,"body":"10 or 15 minutes, but."},{"speaker":"Jochen Zehfuss","startTime":1195.691,"endTime":1199.321,"body":"It means when you see, um,"},{"speaker":"Jochen Zehfuss","startTime":1195.691,"endTime":1199.321,"body":"on the, uh, ISAC curve in the"},{"speaker":"Jochen Zehfuss","startTime":1199.321,"endTime":1202.921,"body":"ISAC curve is increasing, uh,"},{"speaker":"Jochen Zehfuss","startTime":1199.321,"endTime":1202.921,"body":"very high in the first minutes."},{"speaker":"Jochen Zehfuss","startTime":1202.921,"endTime":1206.561,"body":"And there we have a"},{"speaker":"Jochen Zehfuss","startTime":1202.921,"endTime":1206.561,"body":"difference about 100, 120"},{"speaker":"Jochen Zehfuss","startTime":1206.561,"endTime":1209.994,"body":"degrees, about, between"},{"speaker":"Jochen Zehfuss","startTime":1206.561,"endTime":1209.994,"body":"the 10th and 15th minutes."},{"speaker":"Jochen Zehfuss","startTime":1210.494,"endTime":1214.234,"body":"And, uh, that means, um, that"},{"speaker":"Jochen Zehfuss","startTime":1210.494,"endTime":1214.234,"body":"also in the cooling phase"},{"speaker":"Jochen Zehfuss","startTime":1214.234,"endTime":1219.428,"body":"because, the cooling phase, um,"},{"speaker":"Jochen Zehfuss","startTime":1214.234,"endTime":1219.428,"body":"the temperature time, causes in"},{"speaker":"Jochen Zehfuss","startTime":1219.428,"endTime":1220.748,"body":"the cooling phase is parallel."},{"speaker":"Jochen Zehfuss","startTime":1221.198,"endTime":1224.698,"body":"Now going from the, uh,"},{"speaker":"Jochen Zehfuss","startTime":1221.198,"endTime":1224.698,"body":"starting from the 10th minute,"},{"speaker":"Jochen Zehfuss","startTime":1224.818,"endTime":1226.448,"body":"or from the 15th minute."},{"speaker":"Jochen Zehfuss","startTime":1226.748,"endTime":1229.938,"body":"And that means that we have,"},{"speaker":"Jochen Zehfuss","startTime":1226.748,"endTime":1229.938,"body":"even higher temperatures"},{"speaker":"Jochen Zehfuss","startTime":1230.308,"endTime":1233.238,"body":"in the cross section,"},{"speaker":"Jochen Zehfuss","startTime":1230.308,"endTime":1233.238,"body":"which are approximately"},{"speaker":"Jochen Zehfuss","startTime":1233.628,"endTime":1235.838,"body":"this 100 degrees and more."},{"speaker":"Jochen Zehfuss","startTime":1235.838,"endTime":1240.448,"body":"And, then we have, in the,"},{"speaker":"Jochen Zehfuss","startTime":1235.838,"endTime":1240.448,"body":"columns which survive the fire"},{"speaker":"Jochen Zehfuss","startTime":1240.598,"endTime":1243.048,"body":"with the d h P of 10 limits."},{"speaker":"Jochen Zehfuss","startTime":1243.413,"endTime":1245.003,"body":"We, uh, remain"},{"speaker":"Jochen Zehfuss","startTime":1245.853,"endTime":1250.233,"body":"the main parts of the cross"},{"speaker":"Jochen Zehfuss","startTime":1245.853,"endTime":1250.233,"body":"section under the 300 degrees"},{"speaker":"Jochen Zehfuss","startTime":1250.683,"endTime":1254.113,"body":"in the core, we had lower"},{"speaker":"Jochen Zehfuss","startTime":1250.683,"endTime":1254.113,"body":"or very lower temperatures,"},{"speaker":"Jochen Zehfuss","startTime":1254.573,"endTime":1259.503,"body":"but, in the, cases of the"},{"speaker":"Jochen Zehfuss","startTime":1254.573,"endTime":1259.503,"body":"dhp of 15 minutes, we have"},{"speaker":"Jochen Zehfuss","startTime":1259.903,"endTime":1262.373,"body":"higher temperatures in the cores"},{"speaker":"Jochen Zehfuss","startTime":1262.393,"endTime":1263.743,"body":"so the cross section."},{"speaker":"Jochen Zehfuss","startTime":1264.028,"endTime":1268.594,"body":"Which remains, under the 300"},{"speaker":"Jochen Zehfuss","startTime":1264.028,"endTime":1268.594,"body":"degrees is very much lower."},{"speaker":"Wojciech Wegrzynski","startTime":1268.943,"endTime":1270.643,"body":"So,"},{"speaker":"Wojciech Wegrzynski","startTime":1268.943,"endTime":1270.643,"body":"To put it into perspective,"},{"speaker":"Wojciech Wegrzynski","startTime":1270.643,"endTime":1272.711,"body":"the amount of heat that this"},{"speaker":"Wojciech Wegrzynski","startTime":1272.816,"endTime":1276.509,"body":"column got from this additional"},{"speaker":"Wojciech Wegrzynski","startTime":1272.816,"endTime":1276.509,"body":"five minutes of exposure,"},{"speaker":"Wojciech Wegrzynski","startTime":1276.719,"endTime":1279.539,"body":"obviously in higher temperatures"},{"speaker":"Wojciech Wegrzynski","startTime":1276.719,"endTime":1279.539,"body":"at the higher exposure."},{"speaker":"Wojciech Wegrzynski","startTime":1279.809,"endTime":1282.749,"body":"So the sum of heat just, could"},{"speaker":"Wojciech Wegrzynski","startTime":1279.809,"endTime":1282.749,"body":"penetrate so much deeper into"},{"speaker":"Wojciech Wegrzynski","startTime":1282.749,"endTime":1285.756,"body":"the column that it, pretty"},{"speaker":"Wojciech Wegrzynski","startTime":1282.749,"endTime":1285.756,"body":"much damaged or weakened."},{"speaker":"Wojciech Wegrzynski","startTime":1286.088,"endTime":1286.478,"body":"Such"},{"speaker":"Wojciech Wegrzynski","startTime":1286.478,"endTime":1289.399,"body":"a significantly larger part"},{"speaker":"Wojciech Wegrzynski","startTime":1286.478,"endTime":1289.399,"body":"of the cross section that,"},{"speaker":"Wojciech Wegrzynski","startTime":1289.399,"endTime":1291.825,"body":"under this load it was"},{"speaker":"Wojciech Wegrzynski","startTime":1289.399,"endTime":1291.825,"body":"not, not enough anymore."},{"speaker":"Wojciech Wegrzynski","startTime":1292.138,"endTime":1294.208,"body":"that's superb difference."},{"speaker":"Wojciech Wegrzynski","startTime":1294.213,"endTime":1294.358,"body":"But"},{"speaker":"Wojciech Wegrzynski","startTime":1294.688,"endTime":1297.238,"body":"we were talking here about"},{"speaker":"Wojciech Wegrzynski","startTime":1294.688,"endTime":1297.238,"body":"something that is heated from"},{"speaker":"Wojciech Wegrzynski","startTime":1297.688,"endTime":1298.514,"body":"four sides."},{"speaker":"Wojciech Wegrzynski","startTime":1298.788,"endTime":1302.478,"body":"Let's, uh, I hope you're"},{"speaker":"Wojciech Wegrzynski","startTime":1298.788,"endTime":1302.478,"body":"comfortable with, uh, hypothe,"},{"speaker":"Wojciech Wegrzynski","startTime":1302.748,"endTime":1304.958,"body":"but what if this was a slab?"},{"speaker":"Wojciech Wegrzynski","startTime":1304.958,"endTime":1307.993,"body":"I mean, then we would be"},{"speaker":"Wojciech Wegrzynski","startTime":1304.958,"endTime":1307.993,"body":"talking about one side exposure."},{"speaker":"Thomas Gernay","startTime":1308.493,"endTime":1310.703,"body":"I would say"},{"speaker":"Thomas Gernay","startTime":1308.493,"endTime":1310.703,"body":"that we can generalize that,"},{"speaker":"Thomas Gernay","startTime":1310.703,"endTime":1313.823,"body":"of course, not the numbers, the"},{"speaker":"Thomas Gernay","startTime":1310.703,"endTime":1313.823,"body":"quantification depends members,"},{"speaker":"Thomas Gernay","startTime":1313.883,"endTime":1315.543,"body":"the applied load, et, etc."},{"speaker":"Thomas Gernay","startTime":1315.563,"endTime":1318.703,"body":"And in a real building, or these"},{"speaker":"Thomas Gernay","startTime":1315.563,"endTime":1318.703,"body":"will be slightly different."},{"speaker":"Thomas Gernay","startTime":1318.923,"endTime":1322.103,"body":"But it's important to understand"},{"speaker":"Thomas Gernay","startTime":1318.923,"endTime":1322.103,"body":"that what we showed in those"},{"speaker":"Thomas Gernay","startTime":1322.103,"endTime":1323.383,"body":"tests is not the fluke."},{"speaker":"Thomas Gernay","startTime":1323.383,"endTime":1326.788,"body":"It's not something, Particular"},{"speaker":"Thomas Gernay","startTime":1323.383,"endTime":1326.788,"body":"that happened because of"},{"speaker":"Thomas Gernay","startTime":1326.788,"endTime":1330.708,"body":"denomination or because of this"},{"speaker":"Thomas Gernay","startTime":1326.788,"endTime":1330.708,"body":"specific column being foresight."},{"speaker":"Thomas Gernay","startTime":1330.818,"endTime":1333.388,"body":"It's really a demonstration"},{"speaker":"Thomas Gernay","startTime":1330.818,"endTime":1333.388,"body":"of the physics of the"},{"speaker":"Thomas Gernay","startTime":1333.388,"endTime":1335.988,"body":"fact that heat transfer"},{"speaker":"Thomas Gernay","startTime":1333.388,"endTime":1335.988,"body":"continues during the cooling"},{"speaker":"Thomas Gernay","startTime":1335.988,"endTime":1337.188,"body":"phase and even thereafter."},{"speaker":"Thomas Gernay","startTime":1337.798,"endTime":1341.468,"body":"As a result, the interior"},{"speaker":"Thomas Gernay","startTime":1337.798,"endTime":1341.468,"body":"part of the sections get."},{"speaker":"Thomas Gernay","startTime":1342.203,"endTime":1344.893,"body":"Hotter than at the time of"},{"speaker":"Thomas Gernay","startTime":1342.203,"endTime":1344.893,"body":"the peak gas temperature."},{"speaker":"Thomas Gernay","startTime":1344.893,"endTime":1346.413,"body":"And so they lose"},{"speaker":"Thomas Gernay","startTime":1344.893,"endTime":1346.413,"body":"their strengths."},{"speaker":"Thomas Gernay","startTime":1346.593,"endTime":1350.173,"body":"And if the loss of strength in"},{"speaker":"Thomas Gernay","startTime":1346.593,"endTime":1350.173,"body":"the core is, is sufficiently"},{"speaker":"Thomas Gernay","startTime":1350.283,"endTime":1352.373,"body":"severe, then it gets to failure."},{"speaker":"Thomas Gernay","startTime":1352.743,"endTime":1355.356,"body":"So this is true regardless"},{"speaker":"Thomas Gernay","startTime":1352.743,"endTime":1355.356,"body":"of the, the boundary"},{"speaker":"Thomas Gernay","startTime":1355.356,"endTime":1358.276,"body":"condition in terms of the"},{"speaker":"Thomas Gernay","startTime":1355.356,"endTime":1358.276,"body":"number of heated, uh, sides,"},{"speaker":"Thomas Gernay","startTime":1358.276,"endTime":1360.796,"body":"it's true sore regardless"},{"speaker":"Thomas Gernay","startTime":1358.276,"endTime":1360.796,"body":"of the type of member."},{"speaker":"Thomas Gernay","startTime":1361.401,"endTime":1362.741,"body":"And again, it's true,"},{"speaker":"Thomas Gernay","startTime":1362.741,"endTime":1364.701,"body":"but to a different"},{"speaker":"Thomas Gernay","startTime":1362.741,"endTime":1364.701,"body":"extent because material"},{"speaker":"Thomas Gernay","startTime":1364.701,"endTime":1366.781,"body":"loads are different, but"},{"speaker":"Thomas Gernay","startTime":1364.701,"endTime":1366.781,"body":"it's also for concrete."},{"speaker":"Thomas Gernay","startTime":1366.781,"endTime":1370.301,"body":"And we had, uh, papers with"},{"speaker":"Thomas Gernay","startTime":1366.781,"endTime":1370.301,"body":"numer modeling that show,"},{"speaker":"Thomas Gernay","startTime":1370.301,"endTime":1373.301,"body":"that showed that for concrete"},{"speaker":"Thomas Gernay","startTime":1370.301,"endTime":1373.301,"body":"also wanted to add that."},{"speaker":"Thomas Gernay","startTime":1373.301,"endTime":1375.901,"body":"So this phenomenon, we, we,"},{"speaker":"Thomas Gernay","startTime":1373.301,"endTime":1375.901,"body":"we understand it, we can"},{"speaker":"Thomas Gernay","startTime":1375.971,"endTime":1379.511,"body":"relate it to physics and"},{"speaker":"Thomas Gernay","startTime":1375.971,"endTime":1379.511,"body":"again, we were able to model"},{"speaker":"Thomas Gernay","startTime":1379.511,"endTime":1383.191,"body":"it with finite treatment"},{"speaker":"Thomas Gernay","startTime":1379.511,"endTime":1383.191,"body":"models, including before"},{"speaker":"Thomas Gernay","startTime":1383.191,"endTime":1384.391,"body":"conducting the experiment."},{"speaker":"Thomas Gernay","startTime":1384.391,"endTime":1384.871,"body":"So it's."},{"speaker":"Thomas Gernay","startTime":1385.621,"endTime":1387.861,"body":"Calibrating, you know,"},{"speaker":"Thomas Gernay","startTime":1385.621,"endTime":1387.861,"body":"but app remodeling."},{"speaker":"Thomas Gernay","startTime":1387.861,"endTime":1391.301,"body":"So we had the paper published"},{"speaker":"Thomas Gernay","startTime":1387.861,"endTime":1391.301,"body":"before and the agreement is, is"},{"speaker":"Thomas Gernay","startTime":1391.661,"endTime":1395.101,"body":"actually quite close, which as"},{"speaker":"Thomas Gernay","startTime":1391.661,"endTime":1395.101,"body":"a side note is also interesting"},{"speaker":"Thomas Gernay","startTime":1395.101,"endTime":1398.381,"body":"because finite element"},{"speaker":"Thomas Gernay","startTime":1395.101,"endTime":1398.381,"body":"models of timber elements"},{"speaker":"Thomas Gernay","startTime":1398.381,"endTime":1399.501,"body":"in cooling at this time."},{"speaker":"Thomas Gernay","startTime":1399.934,"endTime":1403.741,"body":"They rely on, properties,"},{"speaker":"Thomas Gernay","startTime":1399.934,"endTime":1403.741,"body":"mechanical thermal properties"},{"speaker":"Thomas Gernay","startTime":1403.741,"endTime":1407.221,"body":"that are provided in the"},{"speaker":"Thomas Gernay","startTime":1403.741,"endTime":1407.221,"body":"Euro code, um, Euro Code five"},{"speaker":"Thomas Gernay","startTime":1407.221,"endTime":1410.501,"body":"part one, two, and xb, which"},{"speaker":"Thomas Gernay","startTime":1407.221,"endTime":1410.501,"body":"have been derived based on"},{"speaker":"Thomas Gernay","startTime":1410.681,"endTime":1412.461,"body":"ISO exposure for heating."},{"speaker":"Thomas Gernay","startTime":1413.094,"endTime":1415.534,"body":"so there, there was a little"},{"speaker":"Thomas Gernay","startTime":1413.094,"endTime":1415.534,"body":"bit of an unknown whether."},{"speaker":"Thomas Gernay","startTime":1416.189,"endTime":1418.909,"body":"Predictions, you extrapolating"},{"speaker":"Thomas Gernay","startTime":1416.189,"endTime":1418.909,"body":"to modeling the cooling"},{"speaker":"Thomas Gernay","startTime":1418.909,"endTime":1420.389,"body":"would be appropriate."},{"speaker":"Thomas Gernay","startTime":1420.889,"endTime":1424.426,"body":"And through those experiments"},{"speaker":"Thomas Gernay","startTime":1420.889,"endTime":1424.426,"body":"we see that although, inputs can"},{"speaker":"Thomas Gernay","startTime":1424.426,"endTime":1428.586,"body":"always be improved, overall, we"},{"speaker":"Thomas Gernay","startTime":1424.426,"endTime":1428.586,"body":"can, uh, predict the behavior."},{"speaker":"Thomas Gernay","startTime":1428.596,"endTime":1431.626,"body":"So really these models,"},{"speaker":"Thomas Gernay","startTime":1428.596,"endTime":1431.626,"body":"finite element models can be"},{"speaker":"Thomas Gernay","startTime":1431.626,"endTime":1434.226,"body":"very useful in understanding"},{"speaker":"Thomas Gernay","startTime":1431.626,"endTime":1434.226,"body":"and predicting whether they"},{"speaker":"Thomas Gernay","startTime":1434.226,"endTime":1436.703,"body":"will be, failure in cooling,"},{"speaker":"Thomas Gernay","startTime":1434.226,"endTime":1436.703,"body":"including with our current"},{"speaker":"Thomas Gernay","startTime":1436.703,"endTime":1439.263,"body":"knowledge of properties, which"},{"speaker":"Thomas Gernay","startTime":1436.703,"endTime":1439.263,"body":"again, I hope we improve."},{"speaker":"Thomas Gernay","startTime":1439.263,"endTime":1441.863,"body":"I hope we get that even"},{"speaker":"Thomas Gernay","startTime":1439.263,"endTime":1441.863,"body":"more accurate, but it's"},{"speaker":"Thomas Gernay","startTime":1441.863,"endTime":1443.063,"body":"already working quite well."},{"speaker":"Wojciech Wegrzynski","startTime":1443.268,"endTime":1445.161,"body":"Were there any other"},{"speaker":"Wojciech Wegrzynski","startTime":1445.161,"endTime":1446.661,"body":"things observed during the test?"},{"speaker":"Wojciech Wegrzynski","startTime":1446.661,"endTime":1449.781,"body":"Like maybe the, the failure mode"},{"speaker":"Wojciech Wegrzynski","startTime":1446.661,"endTime":1449.781,"body":"have, shocked you in, in a way?"},{"speaker":"Wojciech Wegrzynski","startTime":1449.781,"endTime":1452.751,"body":"Uh, how, how did the failure"},{"speaker":"Wojciech Wegrzynski","startTime":1449.781,"endTime":1452.751,"body":"mode actually look compared"},{"speaker":"Wojciech Wegrzynski","startTime":1452.756,"endTime":1455.661,"body":"to the failure of the same"},{"speaker":"Wojciech Wegrzynski","startTime":1452.756,"endTime":1455.661,"body":"element without any heating?"},{"speaker":"Wojciech Wegrzynski","startTime":1455.661,"endTime":1458.211,"body":"Because I know you also"},{"speaker":"Wojciech Wegrzynski","startTime":1455.661,"endTime":1458.211,"body":"like crushed one of them,"},{"speaker":"Wojciech Wegrzynski","startTime":1458.211,"endTime":1458.511,"body":"right?"},{"speaker":"Wojciech Wegrzynski","startTime":1458.601,"endTime":1458.781,"body":"Uh,"},{"speaker":"Jochen Zehfuss","startTime":1459.084,"endTime":1459.504,"body":"Yes."},{"speaker":"Jochen Zehfuss","startTime":1459.504,"endTime":1463.424,"body":"We also crossed one, um,"},{"speaker":"Jochen Zehfuss","startTime":1459.504,"endTime":1463.424,"body":"element without heating."},{"speaker":"Jochen Zehfuss","startTime":1463.68,"endTime":1464.71,"body":"to be sure."},{"speaker":"Jochen Zehfuss","startTime":1465.192,"endTime":1470.005,"body":"What, what load degree we"},{"speaker":"Jochen Zehfuss","startTime":1465.192,"endTime":1470.005,"body":"assumed as to set, we, defined"},{"speaker":"Jochen Zehfuss","startTime":1470.005,"endTime":1474.205,"body":"the load degree in a way which"},{"speaker":"Jochen Zehfuss","startTime":1470.005,"endTime":1474.205,"body":"is usual for, uh, let's say flat"},{"speaker":"Jochen Zehfuss","startTime":1474.525,"endTime":1476.293,"body":"buildings, following the codes."},{"speaker":"Jochen Zehfuss","startTime":1476.312,"endTime":1480.892,"body":"but in our tests and our cold"},{"speaker":"Jochen Zehfuss","startTime":1476.312,"endTime":1480.892,"body":"tests, um, we state at a very,"},{"speaker":"Jochen Zehfuss","startTime":1481.043,"endTime":1486.055,"body":"higher, um, capacity as"},{"speaker":"Jochen Zehfuss","startTime":1481.043,"endTime":1486.055,"body":"we zoomed with the, um,"},{"speaker":"Jochen Zehfuss","startTime":1486.055,"endTime":1487.295,"body":"formulas of the code."},{"speaker":"Jochen Zehfuss","startTime":1487.742,"endTime":1488.092,"body":"So,"},{"speaker":"Jochen Zehfuss","startTime":1488.227,"endTime":1490.527,"body":"One reason might"},{"speaker":"Jochen Zehfuss","startTime":1488.227,"endTime":1490.527,"body":"be that there is a"},{"speaker":"Jochen Zehfuss","startTime":1491.037,"endTime":1491.847,"body":"very large"},{"speaker":"Jochen Zehfuss","startTime":1491.997,"endTime":1493.72,"body":"spread, due to the"},{"speaker":"Jochen Zehfuss","startTime":1494.24,"endTime":1496.974,"body":"material timber, which"},{"speaker":"Jochen Zehfuss","startTime":1494.24,"endTime":1496.974,"body":"you cannot compare"},{"speaker":"Jochen Zehfuss","startTime":1496.974,"endTime":1498.214,"body":"with steel or with"},{"speaker":"Jochen Zehfuss","startTime":1498.654,"endTime":1499.918,"body":"concrete, and,"},{"speaker":"Jochen Zehfuss","startTime":1500.395,"endTime":1500.885,"body":"Yeah."},{"speaker":"Jochen Zehfuss","startTime":1501.055,"endTime":1505.072,"body":"Um, the failure mode"},{"speaker":"Jochen Zehfuss","startTime":1501.055,"endTime":1505.072,"body":"was, for, for the, um,"},{"speaker":"Jochen Zehfuss","startTime":1505.142,"endTime":1506.925,"body":"fire expos, columns."},{"speaker":"Jochen Zehfuss","startTime":1507.655,"endTime":1510.355,"body":", due to the reduced"},{"speaker":"Jochen Zehfuss","startTime":1507.655,"endTime":1510.355,"body":"cross section of course."},{"speaker":"Jochen Zehfuss","startTime":1510.495,"endTime":1511.195,"body":"And then,"},{"speaker":"Jochen Zehfuss","startTime":1511.755,"endTime":1513.235,"body":"."},{"speaker":"Jochen Zehfuss","startTime":1511.755,"endTime":1513.235,"body":"Let's say it was a,"},{"speaker":"Jochen Zehfuss","startTime":1513.873,"endTime":1517.245,"body":"I think more or less, the"},{"speaker":"Jochen Zehfuss","startTime":1513.873,"endTime":1517.245,"body":"failure on the tension side,"},{"speaker":"Jochen Zehfuss","startTime":1517.815,"endTime":1520.605,"body":"uh, where we had the failure"},{"speaker":"Jochen Zehfuss","startTime":1517.815,"endTime":1520.605,"body":"of the finger joints,"},{"speaker":"Jochen Zehfuss","startTime":1521.266,"endTime":1525.346,"body":"that seems to be the"},{"speaker":"Jochen Zehfuss","startTime":1521.266,"endTime":1525.346,"body":"merge in the tests."},{"speaker":"Jochen Zehfuss","startTime":1525.796,"endTime":1526.146,"body":"Um,"},{"speaker":"Jochen Zehfuss","startTime":1526.796,"endTime":1527.146,"body":"We"},{"speaker":"Jochen Zehfuss","startTime":1527.406,"endTime":1532.527,"body":"had for, isof fire and also for"},{"speaker":"Jochen Zehfuss","startTime":1527.406,"endTime":1532.527,"body":"the tests in the cooling phase."},{"speaker":"Wojciech Wegrzynski","startTime":1532.759,"endTime":1534.019,"body":"So you"},{"speaker":"Wojciech Wegrzynski","startTime":1532.759,"endTime":1534.019,"body":"mean the connections where"},{"speaker":"Wojciech Wegrzynski","startTime":1534.024,"endTime":1535.759,"body":"the Ellas are glutes together?"},{"speaker":"Jochen Zehfuss","startTime":1536.371,"endTime":1536.791,"body":"Yes."},{"speaker":"Jochen Zehfuss","startTime":1537.567,"endTime":1540.942,"body":"so we have to go deeper"},{"speaker":"Jochen Zehfuss","startTime":1537.567,"endTime":1540.942,"body":"in this, subject."},{"speaker":"Jochen Zehfuss","startTime":1541.508,"endTime":1545.02,"body":"but, these, well, the first,"},{"speaker":"Jochen Zehfuss","startTime":1541.508,"endTime":1545.02,"body":"uh, insights we had, yeah."},{"speaker":"Wojciech Wegrzynski","startTime":1546.038,"endTime":1546.798,"body":"Interesting, interesting."},{"speaker":"Wojciech Wegrzynski","startTime":1546.803,"endTime":1549.445,"body":"And, uh, the timber was,"},{"speaker":"Wojciech Wegrzynski","startTime":1546.803,"endTime":1549.445,"body":"much stronger than eurocodes."},{"speaker":"Wojciech Wegrzynski","startTime":1549.709,"endTime":1551.179,"body":"I guess you've"},{"speaker":"Wojciech Wegrzynski","startTime":1549.709,"endTime":1551.179,"body":"ordered the sample."},{"speaker":"Wojciech Wegrzynski","startTime":1551.179,"endTime":1552.049,"body":"As a laboratory,"},{"speaker":"Wojciech Wegrzynski","startTime":1552.319,"endTime":1554.119,"body":"they always send you the"},{"speaker":"Wojciech Wegrzynski","startTime":1552.319,"endTime":1554.119,"body":"strongest samples They"},{"speaker":"Wojciech Wegrzynski","startTime":1554.119,"endTime":1559.429,"body":"have, you know, ruining"},{"speaker":"Wojciech Wegrzynski","startTime":1554.119,"endTime":1559.429,"body":"science by, by sending"},{"speaker":"Jochen Zehfuss","startTime":1559.592,"endTime":1560.712,"body":"maybe, maybe."},{"speaker":"Wojciech Wegrzynski","startTime":1562.21,"endTime":1562.51,"body":"okay."},{"speaker":"Wojciech Wegrzynski","startTime":1562.54,"endTime":1562.75,"body":"Okay."},{"speaker":"Wojciech Wegrzynski","startTime":1562.941,"endTime":1566.382,"body":"What stresses me about, this,"},{"speaker":"Wojciech Wegrzynski","startTime":1562.941,"endTime":1566.382,"body":"experiment and the visuals,"},{"speaker":"Wojciech Wegrzynski","startTime":1566.382,"endTime":1570.856,"body":"you know, when I do a large,"},{"speaker":"Wojciech Wegrzynski","startTime":1566.382,"endTime":1570.856,"body":"clt, Experiments with,"},{"speaker":"Wojciech Wegrzynski","startTime":1570.856,"endTime":1572.326,"body":"with the whole structures."},{"speaker":"Wojciech Wegrzynski","startTime":1573.256,"endTime":1577.785,"body":"You can usually see after"},{"speaker":"Wojciech Wegrzynski","startTime":1573.256,"endTime":1577.785,"body":"the, flames self extinguish"},{"speaker":"Wojciech Wegrzynski","startTime":1577.785,"endTime":1578.865,"body":"at some point if they do."},{"speaker":"Wojciech Wegrzynski","startTime":1579.195,"endTime":1583.365,"body":"But if they do, you can"},{"speaker":"Wojciech Wegrzynski","startTime":1579.195,"endTime":1583.365,"body":"observe how the, all the charts"},{"speaker":"Wojciech Wegrzynski","startTime":1583.685,"endTime":1585.615,"body":"whitens the, on the structures."},{"speaker":"Wojciech Wegrzynski","startTime":1586.025,"endTime":1590.345,"body":"And there's this ation"},{"speaker":"Wojciech Wegrzynski","startTime":1586.025,"endTime":1590.345,"body":"eating out your, your column."},{"speaker":"Wojciech Wegrzynski","startTime":1590.345,"endTime":1593.885,"body":"And you know, you see"},{"speaker":"Wojciech Wegrzynski","startTime":1590.345,"endTime":1593.885,"body":"this giant glulam columns"},{"speaker":"Wojciech Wegrzynski","startTime":1594.215,"endTime":1596.105,"body":"like slowly but, but very"},{"speaker":"Wojciech Wegrzynski","startTime":1596.515,"endTime":1598.505,"body":"steadily disappear in"},{"speaker":"Wojciech Wegrzynski","startTime":1596.515,"endTime":1598.505,"body":"front of your eyes."},{"speaker":"Wojciech Wegrzynski","startTime":1599.285,"endTime":1601.235,"body":"Especially, uh, we,"},{"speaker":"Wojciech Wegrzynski","startTime":1599.285,"endTime":1601.235,"body":"we had one test."},{"speaker":"Wojciech Wegrzynski","startTime":1601.235,"endTime":1603.605,"body":"We had, uh, there was a"},{"speaker":"Wojciech Wegrzynski","startTime":1601.235,"endTime":1603.605,"body":"massive steel joint at the"},{"speaker":"Wojciech Wegrzynski","startTime":1603.605,"endTime":1604.505,"body":"bottom and you could like"},{"speaker":"Wojciech Wegrzynski","startTime":1604.775,"endTime":1607.415,"body":"literally see more and"},{"speaker":"Wojciech Wegrzynski","startTime":1604.775,"endTime":1607.415,"body":"more of this still joint"},{"speaker":"Wojciech Wegrzynski","startTime":1607.805,"endTime":1608.825,"body":"coming out of the column."},{"speaker":"Wojciech Wegrzynski","startTime":1608.825,"endTime":1610.175,"body":"That was really stressful, but,"},{"speaker":"Wojciech Wegrzynski","startTime":1610.474,"endTime":1613.204,"body":"it was stressful looking at it"},{"speaker":"Wojciech Wegrzynski","startTime":1610.474,"endTime":1613.204,"body":"without knowing your experi."},{"speaker":"Wojciech Wegrzynski","startTime":1613.441,"endTime":1616.887,"body":"Now knowing your experiments,"},{"speaker":"Wojciech Wegrzynski","startTime":1613.441,"endTime":1616.887,"body":"it's exponentially more"},{"speaker":"Wojciech Wegrzynski","startTime":1616.887,"endTime":1619.467,"body":"stressful because I do not"},{"speaker":"Wojciech Wegrzynski","startTime":1616.887,"endTime":1619.467,"body":"see what's happening inside."},{"speaker":"Wojciech Wegrzynski","startTime":1619.984,"endTime":1623.314,"body":"and now when we don't have"},{"speaker":"Wojciech Wegrzynski","startTime":1619.984,"endTime":1623.314,"body":"combustion, but there is"},{"speaker":"Wojciech Wegrzynski","startTime":1623.319,"endTime":1625.864,"body":"char oxidation  I guess this"},{"speaker":"Wojciech Wegrzynski","startTime":1623.319,"endTime":1625.864,"body":"is also exothermic process."},{"speaker":"Wojciech Wegrzynski","startTime":1626.254,"endTime":1627.861,"body":"So again, this, for one,"},{"speaker":"Wojciech Wegrzynski","startTime":1628.701,"endTime":1630.051,"body":"it, it generates new heat."},{"speaker":"Wojciech Wegrzynski","startTime":1630.291,"endTime":1633.921,"body":"So, so the heat propagates"},{"speaker":"Wojciech Wegrzynski","startTime":1630.291,"endTime":1633.921,"body":"again into the element."},{"speaker":"Wojciech Wegrzynski","startTime":1634.401,"endTime":1637.531,"body":"And the other problem is"},{"speaker":"Wojciech Wegrzynski","startTime":1634.401,"endTime":1637.531,"body":"what, what Carmen Górska"},{"speaker":"Wojciech Wegrzynski","startTime":1637.551,"endTime":1638.631,"body":"has shown in her PhD."},{"speaker":"Wojciech Wegrzynski","startTime":1639.021,"endTime":1639.261,"body":"It's."},{"speaker":"Wojciech Wegrzynski","startTime":1639.776,"endTime":1643.099,"body":"So the heat goes, uh,"},{"speaker":"Wojciech Wegrzynski","startTime":1639.776,"endTime":1643.099,"body":"from hotter to colder."},{"speaker":"Wojciech Wegrzynski","startTime":1643.339,"endTime":1646.529,"body":"If the surface is hot, it, it's"},{"speaker":"Wojciech Wegrzynski","startTime":1643.339,"endTime":1646.529,"body":"not gonna go that way, right."},{"speaker":"Thomas Gernay","startTime":1646.598,"endTime":1647.448,"body":"Absolutely."},{"speaker":"Thomas Gernay","startTime":1647.618,"endTime":1652.728,"body":"So again, for all materials,"},{"speaker":"Thomas Gernay","startTime":1647.618,"endTime":1652.728,"body":"even non-combustible, the"},{"speaker":"Thomas Gernay","startTime":1652.728,"endTime":1655.808,"body":"heat travels from hot to"},{"speaker":"Thomas Gernay","startTime":1652.728,"endTime":1655.808,"body":"cool, so it's going to keep"},{"speaker":"Thomas Gernay","startTime":1655.808,"endTime":1658.448,"body":"on traveling toward the"},{"speaker":"Thomas Gernay","startTime":1655.808,"endTime":1658.448,"body":"core with timber there."},{"speaker":"Thomas Gernay","startTime":1659.128,"endTime":1662.818,"body":"Lots of additional complex"},{"speaker":"Thomas Gernay","startTime":1659.128,"endTime":1662.818,"body":"physics going on because"},{"speaker":"Thomas Gernay","startTime":1662.818,"endTime":1663.778,"body":"it's a combintion material."},{"speaker":"Thomas Gernay","startTime":1663.778,"endTime":1666.778,"body":"You can have, you know,"},{"speaker":"Thomas Gernay","startTime":1663.778,"endTime":1666.778,"body":"combintion can continue and"},{"speaker":"Thomas Gernay","startTime":1666.778,"endTime":1669.898,"body":"Johan has talked about self"},{"speaker":"Thomas Gernay","startTime":1666.778,"endTime":1669.898,"body":"extinction and how that's a"},{"speaker":"Thomas Gernay","startTime":1669.898,"endTime":1672.378,"body":"challenge to, to, to understand"},{"speaker":"Thomas Gernay","startTime":1669.898,"endTime":1672.378,"body":"exactly and to know what's going"},{"speaker":"Thomas Gernay","startTime":1672.378,"endTime":1673.578,"body":"to happen with respect to that."},{"speaker":"Thomas Gernay","startTime":1673.598,"endTime":1677.138,"body":"You have smoldering and you"},{"speaker":"Thomas Gernay","startTime":1673.598,"endTime":1677.138,"body":"have drying Deion and so on."},{"speaker":"Thomas Gernay","startTime":1677.138,"endTime":1677.978,"body":"Paralysis, right?"},{"speaker":"Thomas Gernay","startTime":1677.978,"endTime":1681.328,"body":"So, Again, it's a, it's a"},{"speaker":"Thomas Gernay","startTime":1677.978,"endTime":1681.328,"body":"combination of all of that."},{"speaker":"Thomas Gernay","startTime":1681.328,"endTime":1684.608,"body":"Timber is even more complex"},{"speaker":"Thomas Gernay","startTime":1681.328,"endTime":1684.608,"body":"because it's combustible."},{"speaker":"Thomas Gernay","startTime":1684.988,"endTime":1688.328,"body":"But even if we could control"},{"speaker":"Thomas Gernay","startTime":1684.988,"endTime":1688.328,"body":"and make sure we have self"},{"speaker":"Thomas Gernay","startTime":1688.328,"endTime":1691.298,"body":"extinction, we don't have"},{"speaker":"Thomas Gernay","startTime":1688.328,"endTime":1691.298,"body":"smoldering, there is a"},{"speaker":"Thomas Gernay","startTime":1691.298,"endTime":1694.658,"body":"heat wave and the thermal"},{"speaker":"Thomas Gernay","startTime":1691.298,"endTime":1694.658,"body":"lag and the thermal deity"},{"speaker":"Thomas Gernay","startTime":1694.658,"endTime":1695.934,"body":"is very low in timber."},{"speaker":"Thomas Gernay","startTime":1695.944,"endTime":1698.174,"body":"So it takes time and."},{"speaker":"Thomas Gernay","startTime":1698.655,"endTime":1702.055,"body":"if we are dealing with a"},{"speaker":"Thomas Gernay","startTime":1698.655,"endTime":1702.055,"body":"building for which we want"},{"speaker":"Thomas Gernay","startTime":1702.055,"endTime":1705.455,"body":"burnout, resistance, or for"},{"speaker":"Thomas Gernay","startTime":1702.055,"endTime":1705.455,"body":"which we want firefighters,"},{"speaker":"Thomas Gernay","startTime":1705.455,"endTime":1709.095,"body":"you know, to go inside to fight"},{"speaker":"Thomas Gernay","startTime":1705.455,"endTime":1709.095,"body":"the building, we need to better"},{"speaker":"Thomas Gernay","startTime":1709.095,"endTime":1711.455,"body":"understand an account for,"},{"speaker":"Thomas Gernay","startTime":1709.095,"endTime":1711.455,"body":"for this delayed phenomena."},{"speaker":"Thomas Gernay","startTime":1711.785,"endTime":1713.095,"body":"We are not saying that it's."},{"speaker":"Thomas Gernay","startTime":1713.825,"endTime":1717.515,"body":"Needed necessarily for all"},{"speaker":"Thomas Gernay","startTime":1713.825,"endTime":1717.515,"body":"types of buildings that the"},{"speaker":"Thomas Gernay","startTime":1717.515,"endTime":1719.955,"body":"fire resistance approach,"},{"speaker":"Thomas Gernay","startTime":1717.515,"endTime":1719.955,"body":"you know, is, is not valid,"},{"speaker":"Thomas Gernay","startTime":1719.955,"endTime":1720.835,"body":"should be thrown away?"},{"speaker":"Thomas Gernay","startTime":1720.835,"endTime":1721.555,"body":"Absolutely not."},{"speaker":"Thomas Gernay","startTime":1721.885,"endTime":1723.635,"body":"It depends on the"},{"speaker":"Thomas Gernay","startTime":1721.885,"endTime":1723.635,"body":"performance subjective."},{"speaker":"Thomas Gernay","startTime":1723.635,"endTime":1725.795,"body":"So it depends what type of"},{"speaker":"Thomas Gernay","startTime":1723.635,"endTime":1725.795,"body":"building we are dealing with."},{"speaker":"Thomas Gernay","startTime":1725.815,"endTime":1729.475,"body":"But you want to point that if"},{"speaker":"Thomas Gernay","startTime":1725.815,"endTime":1729.475,"body":"firefighters are going to go"},{"speaker":"Thomas Gernay","startTime":1729.475,"endTime":1734.115,"body":"inside, if a building is, is"},{"speaker":"Thomas Gernay","startTime":1729.475,"endTime":1734.115,"body":"expected to, you know, build a"},{"speaker":"Thomas Gernay","startTime":1734.115,"endTime":1738.555,"body":"component and then stay stable,"},{"speaker":"Thomas Gernay","startTime":1734.115,"endTime":1738.555,"body":"then you need engineers who take"},{"speaker":"Thomas Gernay","startTime":1738.555,"endTime":1741.195,"body":"account and demonstrate that"},{"speaker":"Thomas Gernay","startTime":1738.555,"endTime":1741.195,"body":"these effects are taken into."},{"speaker":"Wojciech Wegrzynski","startTime":1741.524,"endTime":1742.694,"body":"How simple can it be?"},{"speaker":"Wojciech Wegrzynski","startTime":1742.694,"endTime":1745.484,"body":"Like, do you need finite"},{"speaker":"Wojciech Wegrzynski","startTime":1742.694,"endTime":1745.484,"body":"element modeling to solve that?"},{"speaker":"Wojciech Wegrzynski","startTime":1745.484,"endTime":1750.158,"body":"Or maybe we can come up"},{"speaker":"Wojciech Wegrzynski","startTime":1745.484,"endTime":1750.158,"body":"with,  some, I dunno, general"},{"speaker":"Wojciech Wegrzynski","startTime":1750.158,"endTime":1752.888,"body":"rule or, or rule of a thumb"},{"speaker":"Wojciech Wegrzynski","startTime":1750.158,"endTime":1752.888,"body":"that, that could help you"},{"speaker":"Wojciech Wegrzynski","startTime":1752.888,"endTime":1757.598,"body":"assess, okay, if uh, your column"},{"speaker":"Wojciech Wegrzynski","startTime":1752.888,"endTime":1757.598,"body":"was, uh, meter by meter and"},{"speaker":"Wojciech Wegrzynski","startTime":1757.598,"endTime":1760.704,"body":"the fire has ended, you can"},{"speaker":"Wojciech Wegrzynski","startTime":1757.598,"endTime":1760.704,"body":"expect this wave propagate."},{"speaker":"Wojciech Wegrzynski","startTime":1761.574,"endTime":1764.484,"body":"Three hours, which means it will"},{"speaker":"Wojciech Wegrzynski","startTime":1761.574,"endTime":1764.484,"body":"reach the half of the column."},{"speaker":"Wojciech Wegrzynski","startTime":1764.714,"endTime":1767.971,"body":"I, I don't know, just speeding"},{"speaker":"Wojciech Wegrzynski","startTime":1764.714,"endTime":1767.971,"body":"numbers from my head, but, I, I"},{"speaker":"Wojciech Wegrzynski","startTime":1767.971,"endTime":1771.888,"body":"think we need especially on the"},{"speaker":"Wojciech Wegrzynski","startTime":1767.971,"endTime":1771.888,"body":"subject, that on of timber where"},{"speaker":"Wojciech Wegrzynski","startTime":1771.888,"endTime":1774.798,"body":"people get bored very quickly"},{"speaker":"Wojciech Wegrzynski","startTime":1771.888,"endTime":1774.798,"body":"when you start going very"},{"speaker":"Wojciech Wegrzynski","startTime":1774.798,"endTime":1778.608,"body":"technical cuz they want simple"},{"speaker":"Wojciech Wegrzynski","startTime":1774.798,"endTime":1778.608,"body":"answers, you know, like iso"},{"speaker":"Wojciech Wegrzynski","startTime":1778.898,"endTime":1780.708,"body":"for, for concrete, they, they"},{"speaker":"Wojciech Wegrzynski","startTime":1780.708,"endTime":1782.238,"body":"want as simple as that."},{"speaker":"Wojciech Wegrzynski","startTime":1782.238,"endTime":1783.074,"body":"So can we make"},{"speaker":"Wojciech Wegrzynski","startTime":1783.074,"endTime":1783.134,"body":"it"},{"speaker":"Wojciech Wegrzynski","startTime":1783.254,"endTime":1784.004,"body":"as simple as that?"},{"speaker":"Jochen Zehfuss","startTime":1784.483,"endTime":1787.211,"body":"Yeah, it,"},{"speaker":"Jochen Zehfuss","startTime":1784.483,"endTime":1787.211,"body":"uh, it is a very complex"},{"speaker":"Jochen Zehfuss","startTime":1787.341,"endTime":1792.758,"body":"process and so, using finite"},{"speaker":"Jochen Zehfuss","startTime":1787.341,"endTime":1792.758,"body":"element, modeling, it's"},{"speaker":"Jochen Zehfuss","startTime":1792.758,"endTime":1794.638,"body":"also more complex as for"},{"speaker":"Jochen Zehfuss","startTime":1795.198,"endTime":1796.918,"body":"concrete elements,"},{"speaker":"Jochen Zehfuss","startTime":1795.198,"endTime":1796.918,"body":"for example, where"},{"speaker":"Jochen Zehfuss","startTime":1796.918,"endTime":1797.718,"body":"whereas also"},{"speaker":"Jochen Zehfuss","startTime":1797.718,"endTime":1798.198,"body":"complex"},{"speaker":"Jochen Zehfuss","startTime":1799.238,"endTime":1802.358,"body":"for a, uh, usual design"},{"speaker":"Jochen Zehfuss","startTime":1799.238,"endTime":1802.358,"body":"engineer, I would say."},{"speaker":"Jochen Zehfuss","startTime":1802.808,"endTime":1804.438,"body":"Um, because we have all these"},{"speaker":"Jochen Zehfuss","startTime":1804.718,"endTime":1806.278,"body":"phenomenas, a small ring,"},{"speaker":"Jochen Zehfuss","startTime":1806.828,"endTime":1808.518,"body":"osis and so on."},{"speaker":"Jochen Zehfuss","startTime":1808.928,"endTime":1809.958,"body":"Um, but on the other,"},{"speaker":"Jochen Zehfuss","startTime":1810.573,"endTime":1814.603,"body":"We need, uh, some simplified"},{"speaker":"Jochen Zehfuss","startTime":1810.573,"endTime":1814.603,"body":"methods for design,"},{"speaker":"Jochen Zehfuss","startTime":1814.743,"endTime":1816.679,"body":"but they are still, Not"},{"speaker":"Jochen Zehfuss","startTime":1816.679,"endTime":1817.039,"body":"there."},{"speaker":"Jochen Zehfuss","startTime":1817.039,"endTime":1820.266,"body":"I would say, considering the"},{"speaker":"Jochen Zehfuss","startTime":1817.039,"endTime":1820.266,"body":"cooling phase, there are some"},{"speaker":"Jochen Zehfuss","startTime":1820.466,"endTime":1823.026,"body":"approaches also in the new"},{"speaker":"Jochen Zehfuss","startTime":1820.466,"endTime":1823.026,"body":"generation of Euro code five."},{"speaker":"Jochen Zehfuss","startTime":1823.597,"endTime":1826.079,"body":"but I think there is"},{"speaker":"Jochen Zehfuss","startTime":1823.597,"endTime":1826.079,"body":"a lot of work to do,"},{"speaker":"Jochen Zehfuss","startTime":1826.759,"endTime":1827.719,"body":"research, work to do,"},{"speaker":"Jochen Zehfuss","startTime":1828.396,"endTime":1831.809,"body":"cause it depends on"},{"speaker":"Jochen Zehfuss","startTime":1828.396,"endTime":1831.809,"body":"so much parameters."},{"speaker":"Jochen Zehfuss","startTime":1832.181,"endTime":1834.421,"body":"when you look to the real fire."},{"speaker":"Jochen Zehfuss","startTime":1835.191,"endTime":1838.804,"body":"So, this approach, the DHP"},{"speaker":"Jochen Zehfuss","startTime":1835.191,"endTime":1838.804,"body":"approach, from my point of view,"},{"speaker":"Jochen Zehfuss","startTime":1839.114,"endTime":1841.364,"body":"it's a very good approach to"},{"speaker":"Jochen Zehfuss","startTime":1841.364,"endTime":1841.684,"body":"to"},{"speaker":"Jochen Zehfuss","startTime":1841.964,"endTime":1843.164,"body":"simplify the fire side."},{"speaker":"Jochen Zehfuss","startTime":1843.394,"endTime":1843.884,"body":"Yeah."},{"speaker":"Jochen Zehfuss","startTime":1844.184,"endTime":1847.964,"body":"But to find the response of"},{"speaker":"Jochen Zehfuss","startTime":1844.184,"endTime":1847.964,"body":"the element, it's not so easy."},{"speaker":"Jochen Zehfuss","startTime":1848.054,"endTime":1849.364,"body":"So I think there we"},{"speaker":"Jochen Zehfuss","startTime":1849.364,"endTime":1850.284,"body":"need more"},{"speaker":"Jochen Zehfuss","startTime":1850.644,"endTime":1852.074,"body":"work to find, a"},{"speaker":"Jochen Zehfuss","startTime":1852.394,"endTime":1854.499,"body":"simplified model,"},{"speaker":"Jochen Zehfuss","startTime":1852.394,"endTime":1854.499,"body":"which could be."},{"speaker":"Jochen Zehfuss","startTime":1854.628,"endTime":1855.518,"body":"Used for"},{"speaker":"Jochen Zehfuss","startTime":1855.668,"endTime":1856.158,"body":"a daily"},{"speaker":"Jochen Zehfuss","startTime":1856.158,"endTime":1856.958,"body":"design, for"},{"speaker":"Jochen Zehfuss","startTime":1856.958,"endTime":1857.278,"body":"example."},{"speaker":"Wojciech Wegrzynski","startTime":1857.451,"endTime":1860.341,"body":"do you"},{"speaker":"Wojciech Wegrzynski","startTime":1857.451,"endTime":1860.341,"body":"think we can simplify it to"},{"speaker":"Wojciech Wegrzynski","startTime":1860.341,"endTime":1863.311,"body":"just consider the thermal"},{"speaker":"Wojciech Wegrzynski","startTime":1860.341,"endTime":1863.311,"body":"layer or we need to model a"},{"speaker":"Wojciech Wegrzynski","startTime":1863.641,"endTime":1865.951,"body":"structural response of the"},{"speaker":"Wojciech Wegrzynski","startTime":1863.641,"endTime":1865.951,"body":"timber, the changes on the"},{"speaker":"Wojciech Wegrzynski","startTime":1866.251,"endTime":1869.361,"body":"performance of timber as"},{"speaker":"Wojciech Wegrzynski","startTime":1866.251,"endTime":1869.361,"body":"the temperature increases"},{"speaker":"Wojciech Wegrzynski","startTime":1869.366,"endTime":1870.541,"body":"in various cross sections?"},{"speaker":"Wojciech Wegrzynski","startTime":1870.841,"endTime":1873.931,"body":"Or, or maybe we can just"},{"speaker":"Wojciech Wegrzynski","startTime":1870.841,"endTime":1873.931,"body":"simplify it to one ISO toine"},{"speaker":"Wojciech Wegrzynski","startTime":1873.931,"endTime":1874.861,"body":"and just be done with it."},{"speaker":"Jochen Zehfuss","startTime":1874.948,"endTime":1875.438,"body":"Yeah."},{"speaker":"Jochen Zehfuss","startTime":1875.768,"endTime":1878.558,"body":"Um, you mean like we,"},{"speaker":"Jochen Zehfuss","startTime":1875.768,"endTime":1878.558,"body":"we have the approach,"},{"speaker":"Jochen Zehfuss","startTime":1878.804,"endTime":1880.508,"body":"now in Euro code, which"},{"speaker":"Jochen Zehfuss","startTime":1880.508,"endTime":1883.828,"body":"is only valid for, for"},{"speaker":"Jochen Zehfuss","startTime":1880.508,"endTime":1883.828,"body":"heating phase where we"},{"speaker":"Jochen Zehfuss","startTime":1883.828,"endTime":1885.019,"body":"reduce the cross section."},{"speaker":"Wojciech Wegrzynski","startTime":1885.513,"endTime":1885.803,"body":"a"},{"speaker":"Wojciech Wegrzynski","startTime":1885.808,"endTime":1888.243,"body":"simple approximation"},{"speaker":"Wojciech Wegrzynski","startTime":1885.808,"endTime":1888.243,"body":"of, okay, the heating"},{"speaker":"Wojciech Wegrzynski","startTime":1888.243,"endTime":1889.683,"body":"stopped at this moment."},{"speaker":"Wojciech Wegrzynski","startTime":1890.253,"endTime":1892.483,"body":"How much further"},{"speaker":"Wojciech Wegrzynski","startTime":1890.253,"endTime":1892.483,"body":"can the ISO travel?"},{"speaker":"Noise","startTime":1892.926,"endTime":1893.276,"body":"so"},{"speaker":"Thomas Gernay","startTime":1893.636,"endTime":1895.696,"body":"What I"},{"speaker":"Thomas Gernay","startTime":1893.636,"endTime":1895.696,"body":"can say is that, We need,"},{"speaker":"Thomas Gernay","startTime":1895.866,"endTime":1898.576,"body":"if we are interested in"},{"speaker":"Thomas Gernay","startTime":1895.866,"endTime":1898.576,"body":"burnout, instance in cooling"},{"speaker":"Thomas Gernay","startTime":1898.576,"endTime":1902.839,"body":"phase, we need to go past,"},{"speaker":"Thomas Gernay","startTime":1898.576,"endTime":1902.839,"body":"charring and charring rates."},{"speaker":"Thomas Gernay","startTime":1902.839,"endTime":1905.759,"body":"That's the first thing that"},{"speaker":"Thomas Gernay","startTime":1902.839,"endTime":1905.759,"body":"it's a big change in paradigms"},{"speaker":"Thomas Gernay","startTime":1905.759,"endTime":1910.372,"body":"in the way we talk about it"},{"speaker":"Thomas Gernay","startTime":1905.759,"endTime":1910.372,"body":"and t it because the resistance"},{"speaker":"Thomas Gernay","startTime":1910.462,"endTime":1914.772,"body":"of the member is not going to"},{"speaker":"Thomas Gernay","startTime":1910.462,"endTime":1914.772,"body":"depend only on the position"},{"speaker":"Thomas Gernay","startTime":1914.772,"endTime":1915.972,"body":"of the 300 degree iso."},{"speaker":"Thomas Gernay","startTime":1916.022,"endTime":1916.732,"body":"If I want to"},{"speaker":"Thomas Gernay","startTime":1916.932,"endTime":1917.212,"body":"simplify,"},{"speaker":"Wojciech Wegrzynski","startTime":1917.719,"endTime":1919.559,"body":"So Char"},{"speaker":"Wojciech Wegrzynski","startTime":1917.719,"endTime":1919.559,"body":"is, used to be the, whole"},{"speaker":"Wojciech Wegrzynski","startTime":1919.564,"endTime":1920.67,"body":"thing we would care about."},{"speaker":"Wojciech Wegrzynski","startTime":1920.729,"endTime":1923.399,"body":"Now, we consider this one"},{"speaker":"Wojciech Wegrzynski","startTime":1920.729,"endTime":1923.399,"body":"of the array of, of things"},{"speaker":"Wojciech Wegrzynski","startTime":1923.399,"endTime":1923.969,"body":"we need"},{"speaker":"Thomas Gernay","startTime":1924.211,"endTime":1924.867,"body":"correct."},{"speaker":"Thomas Gernay","startTime":1924.867,"endTime":1928.627,"body":"Because what's behind"},{"speaker":"Thomas Gernay","startTime":1924.867,"endTime":1928.627,"body":"char is going to be to"},{"speaker":"Thomas Gernay","startTime":1928.627,"endTime":1929.867,"body":"become very important."},{"speaker":"Thomas Gernay","startTime":1929.867,"endTime":1934.107,"body":"And whether you have a heating"},{"speaker":"Thomas Gernay","startTime":1929.867,"endTime":1934.107,"body":"that's, you know, uh, more,"},{"speaker":"Thomas Gernay","startTime":1934.107,"endTime":1937.587,"body":"more progressive but goes much"},{"speaker":"Thomas Gernay","startTime":1934.107,"endTime":1937.587,"body":"deeper and you get to 100,"},{"speaker":"Thomas Gernay","startTime":1937.587,"endTime":1939.107,"body":"100 degrees C in the whole."},{"speaker":"Thomas Gernay","startTime":1939.322,"endTime":1942.122,"body":"Core at some point during"},{"speaker":"Thomas Gernay","startTime":1939.322,"endTime":1942.122,"body":"the cooling, then you have"},{"speaker":"Thomas Gernay","startTime":1942.122,"endTime":1944.602,"body":"a behavior very different"},{"speaker":"Thomas Gernay","startTime":1942.122,"endTime":1944.602,"body":"compared to if you have a"},{"speaker":"Thomas Gernay","startTime":1944.602,"endTime":1947.482,"body":"massive section and the core"},{"speaker":"Thomas Gernay","startTime":1944.602,"endTime":1947.482,"body":"remains cool, even if, I mean"},{"speaker":"Thomas Gernay","startTime":1947.742,"endTime":1950.082,"body":"the Charing is, is equivalent."},{"speaker":"Thomas Gernay","startTime":1950.492,"endTime":1951.642,"body":"So that's the first thing."},{"speaker":"Thomas Gernay","startTime":1951.942,"endTime":1955.842,"body":"But then can we develop"},{"speaker":"Thomas Gernay","startTime":1951.942,"endTime":1955.842,"body":"these simple design methods?"},{"speaker":"Thomas Gernay","startTime":1956.797,"endTime":1959.507,"body":"We are not there yet, but"},{"speaker":"Thomas Gernay","startTime":1956.797,"endTime":1959.507,"body":"that we are working toward"},{"speaker":"Thomas Gernay","startTime":1959.507,"endTime":1962.827,"body":"that and I believe with some"},{"speaker":"Thomas Gernay","startTime":1959.507,"endTime":1962.827,"body":"simplifications and so on."},{"speaker":"Thomas Gernay","startTime":1962.827,"endTime":1965.267,"body":"But there will, it'll"},{"speaker":"Thomas Gernay","startTime":1962.827,"endTime":1965.267,"body":"be possible to have"},{"speaker":"Thomas Gernay","startTime":1965.267,"endTime":1966.147,"body":"pragmatic approach."},{"speaker":"Thomas Gernay","startTime":1966.647,"endTime":1970.907,"body":"And our idea conceptually is"},{"speaker":"Thomas Gernay","startTime":1966.647,"endTime":1970.907,"body":"that we would still have the"},{"speaker":"Thomas Gernay","startTime":1970.907,"endTime":1974.227,"body":"fire resistance and we keep it"},{"speaker":"Thomas Gernay","startTime":1970.907,"endTime":1974.227,"body":"and, or is it, it is useful,"},{"speaker":"Thomas Gernay","startTime":1974.227,"endTime":1976.587,"body":"but we would add a second"},{"speaker":"Thomas Gernay","startTime":1974.227,"endTime":1976.587,"body":"indicator, which is this."},{"speaker":"Thomas Gernay","startTime":1977.382,"endTime":1979.722,"body":"Dhp as we call for"},{"speaker":"Thomas Gernay","startTime":1977.382,"endTime":1979.722,"body":"duration of heating phase."},{"speaker":"Thomas Gernay","startTime":1979.852,"endTime":1983.722,"body":"So to quantify, ability to"},{"speaker":"Thomas Gernay","startTime":1979.852,"endTime":1983.722,"body":"survive, to burnout, and we"},{"speaker":"Thomas Gernay","startTime":1983.722,"endTime":1986.522,"body":"would be able to play with the"},{"speaker":"Thomas Gernay","startTime":1983.722,"endTime":1986.522,"body":"two indicators and hopefully to"},{"speaker":"Thomas Gernay","startTime":1986.522,"endTime":1988.402,"body":"have simple methods for both."},{"speaker":"Thomas Gernay","startTime":1989.062,"endTime":1991.362,"body":"And then depending on the"},{"speaker":"Thomas Gernay","startTime":1989.062,"endTime":1991.362,"body":"performance objectives,"},{"speaker":"Thomas Gernay","startTime":1991.362,"endTime":1994.569,"body":"you would pick or require,"},{"speaker":"Thomas Gernay","startTime":1991.362,"endTime":1994.569,"body":"what is, meaningful, what"},{"speaker":"Thomas Gernay","startTime":1994.569,"endTime":1998.169,"body":"is necessary for both fire"},{"speaker":"Thomas Gernay","startTime":1994.569,"endTime":1998.169,"body":"resistance and uh, burnout."},{"speaker":"Thomas Gernay","startTime":1998.169,"endTime":1998.689,"body":"Resistance."},{"speaker":"Thomas Gernay","startTime":1998.689,"endTime":2001.089,"body":"And maybe for some buildings,"},{"speaker":"Thomas Gernay","startTime":1998.689,"endTime":2001.089,"body":"there is no requirement at"},{"speaker":"Thomas Gernay","startTime":2001.089,"endTime":2002.329,"body":"all for burnout resistance."},{"speaker":"Wojciech Wegrzynski","startTime":2002.522,"endTime":2004.988,"body":"it's"},{"speaker":"Wojciech Wegrzynski","startTime":2002.522,"endTime":2004.988,"body":"not that I, I vote for super"},{"speaker":"Wojciech Wegrzynski","startTime":2004.993,"endTime":2008.576,"body":"simple methods, or, I want"},{"speaker":"Wojciech Wegrzynski","startTime":2004.993,"endTime":2008.576,"body":"one, I'm, I'm quite happy with,"},{"speaker":"Wojciech Wegrzynski","startTime":2008.588,"endTime":2011.938,"body":"leaving engineering stuff into"},{"speaker":"Wojciech Wegrzynski","startTime":2008.588,"endTime":2011.938,"body":"hands of competent engineers."},{"speaker":"Wojciech Wegrzynski","startTime":2012.188,"endTime":2014.438,"body":"It's just, you know,"},{"speaker":"Wojciech Wegrzynski","startTime":2012.188,"endTime":2014.438,"body":"observing the history of fire"},{"speaker":"Wojciech Wegrzynski","startTime":2014.438,"endTime":2018.374,"body":"science and, understanding"},{"speaker":"Wojciech Wegrzynski","startTime":2014.438,"endTime":2018.374,"body":"which, uh, ways have."},{"speaker":"Wojciech Wegrzynski","startTime":2018.88,"endTime":2021.348,"body":"Historically worked"},{"speaker":"Wojciech Wegrzynski","startTime":2018.88,"endTime":2021.348,"body":"for a long time."},{"speaker":"Wojciech Wegrzynski","startTime":2021.678,"endTime":2024.541,"body":"Unfortunately, uh, as"},{"speaker":"Wojciech Wegrzynski","startTime":2021.678,"endTime":2024.541,"body":"someone said, we will never"},{"speaker":"Wojciech Wegrzynski","startTime":2024.541,"endTime":2027.031,"body":"have enough competent fire"},{"speaker":"Wojciech Wegrzynski","startTime":2024.541,"endTime":2027.031,"body":"engineers to solve all the"},{"speaker":"Wojciech Wegrzynski","startTime":2027.421,"endTime":2028.591,"body":"fire problems of the world."},{"speaker":"Wojciech Wegrzynski","startTime":2028.596,"endTime":2033.781,"body":"So we, we need to put some tools"},{"speaker":"Wojciech Wegrzynski","startTime":2028.596,"endTime":2033.781,"body":"into hands of, of people who,"},{"speaker":"Wojciech Wegrzynski","startTime":2033.781,"endTime":2035.461,"body":"who may not be as experts and."},{"speaker":"Wojciech Wegrzynski","startTime":2035.708,"endTime":2039.038,"body":"Conservative, simple"},{"speaker":"Wojciech Wegrzynski","startTime":2035.708,"endTime":2039.038,"body":"rules usually work well"},{"speaker":"Wojciech Wegrzynski","startTime":2039.328,"endTime":2040.418,"body":"with within this hands."},{"speaker":"Wojciech Wegrzynski","startTime":2040.568,"endTime":2043.894,"body":"However, already see an"},{"speaker":"Wojciech Wegrzynski","startTime":2040.568,"endTime":2043.894,"body":"issue in here given my"},{"speaker":"Wojciech Wegrzynski","startTime":2043.899,"endTime":2045.304,"body":"experience in fire testing"},{"speaker":"Wojciech Wegrzynski","startTime":2045.694,"endTime":2047.134,"body":"iso term 100"},{"speaker":"Wojciech Wegrzynski","startTime":2047.434,"endTime":2049.084,"body":"if we care about"},{"speaker":"Wojciech Wegrzynski","startTime":2047.434,"endTime":2049.084,"body":"a hundred degrees."},{"speaker":"Wojciech Wegrzynski","startTime":2049.154,"endTime":2051.099,"body":"Uh, That's a tricky thing."},{"speaker":"Wojciech Wegrzynski","startTime":2051.099,"endTime":2053.769,"body":"One, because you may have a"},{"speaker":"Wojciech Wegrzynski","startTime":2051.099,"endTime":2053.769,"body":"quite a large part of your"},{"speaker":"Wojciech Wegrzynski","startTime":2053.769,"endTime":2056.469,"body":"cross section at a hundred"},{"speaker":"Wojciech Wegrzynski","startTime":2053.769,"endTime":2056.469,"body":"degrees because of the"},{"speaker":"Wojciech Wegrzynski","startTime":2056.469,"endTime":2057.969,"body":"heat of operation of water."},{"speaker":"Wojciech Wegrzynski","startTime":2058.269,"endTime":2061.359,"body":"So it's, it's not like a,"},{"speaker":"Wojciech Wegrzynski","startTime":2058.269,"endTime":2061.359,"body":"a narrow line that travels"},{"speaker":"Wojciech Wegrzynski","startTime":2061.364,"endTime":2062.589,"body":"like the charring 300,"},{"speaker":"Wojciech Wegrzynski","startTime":2062.979,"endTime":2065.379,"body":"that's, that's very sharp"},{"speaker":"Wojciech Wegrzynski","startTime":2062.979,"endTime":2065.379,"body":"interface, but a hundred"},{"speaker":"Wojciech Wegrzynski","startTime":2065.379,"endTime":2068.529,"body":"degrees you can have a quite a"},{"speaker":"Wojciech Wegrzynski","startTime":2065.379,"endTime":2068.529,"body":"significant part of your cross"},{"speaker":"Wojciech Wegrzynski","startTime":2068.559,"endTime":2070.392,"body":"section,  at a hundred degrees."},{"speaker":"Wojciech Wegrzynski","startTime":2070.442,"endTime":2072.757,"body":"Um, now, now, I, I"},{"speaker":"Wojciech Wegrzynski","startTime":2070.442,"endTime":2072.757,"body":"would also like to, To"},{"speaker":"Wojciech Wegrzynski","startTime":2072.757,"endTime":2074.24,"body":"hypothesize a little bit."},{"speaker":"Wojciech Wegrzynski","startTime":2074.274,"endTime":2077.894,"body":"so, you were talking about"},{"speaker":"Wojciech Wegrzynski","startTime":2074.274,"endTime":2077.894,"body":"this, duration of heating phase"},{"speaker":"Wojciech Wegrzynski","startTime":2077.894,"endTime":2081.997,"body":"as your approach to test, and,"},{"speaker":"Wojciech Wegrzynski","startTime":2077.894,"endTime":2081.997,"body":"uh, you were focused on heating"},{"speaker":"Wojciech Wegrzynski","startTime":2082.064,"endTime":2083.804,"body":"quickly and then having decay."},{"speaker":"Wojciech Wegrzynski","startTime":2084.154,"endTime":2084.824,"body":"How about,"},{"speaker":"Wojciech Wegrzynski","startTime":2084.824,"endTime":2086.857,"body":"heating slowly and for"},{"speaker":"Wojciech Wegrzynski","startTime":2084.824,"endTime":2086.857,"body":"long, period of time?"},{"speaker":"Wojciech Wegrzynski","startTime":2086.857,"endTime":2090.487,"body":"I mean, that's my immediate"},{"speaker":"Wojciech Wegrzynski","startTime":2086.857,"endTime":2090.487,"body":"thought that, uh, it's a"},{"speaker":"Wojciech Wegrzynski","startTime":2090.487,"endTime":2093.127,"body":"little reversed, but you"},{"speaker":"Wojciech Wegrzynski","startTime":2090.487,"endTime":2093.127,"body":"would have safe phenomena."},{"speaker":"Wojciech Wegrzynski","startTime":2093.127,"endTime":2093.667,"body":"What would you"},{"speaker":"Wojciech Wegrzynski","startTime":2093.667,"endTime":2094.567,"body":"say to that, Thomas?"},{"speaker":"Thomas Gernay","startTime":2094.908,"endTime":2097.068,"body":"I'm glad you"},{"speaker":"Thomas Gernay","startTime":2094.908,"endTime":2097.068,"body":"bring it up because now it's,"},{"speaker":"Thomas Gernay","startTime":2097.158,"endTime":2099.668,"body":"my opportu mentioned that"},{"speaker":"Thomas Gernay","startTime":2097.158,"endTime":2099.668,"body":"we are still working on that"},{"speaker":"Thomas Gernay","startTime":2099.668,"endTime":2100.628,"body":"with the same consortium."},{"speaker":"Thomas Gernay","startTime":2100.678,"endTime":2103.788,"body":"We are very happy that we"},{"speaker":"Thomas Gernay","startTime":2100.678,"endTime":2103.788,"body":"can continue this research."},{"speaker":"Thomas Gernay","startTime":2103.838,"endTime":2108.588,"body":"So we are now in a phase two"},{"speaker":"Thomas Gernay","startTime":2103.838,"endTime":2108.588,"body":"where we are actually studying"},{"speaker":"Thomas Gernay","startTime":2108.618,"endTime":2112.708,"body":"this behavior, but under"},{"speaker":"Thomas Gernay","startTime":2108.618,"endTime":2112.708,"body":"natural fires now, really the"},{"speaker":"Thomas Gernay","startTime":2112.868,"endTime":2114.348,"body":"approach was to be systematic."},{"speaker":"Thomas Gernay","startTime":2114.358,"endTime":2116.388,"body":"So we wanted to"},{"speaker":"Thomas Gernay","startTime":2114.358,"endTime":2116.388,"body":"have a phase one."},{"speaker":"Thomas Gernay","startTime":2116.993,"endTime":2118.933,"body":"The experiments"},{"speaker":"Thomas Gernay","startTime":2116.993,"endTime":2118.933,"body":"were as controlled,"},{"speaker":"Thomas Gernay","startTime":2118.933,"endTime":2120.733,"body":"reproducible as possible."},{"speaker":"Thomas Gernay","startTime":2120.733,"endTime":2123.413,"body":"So it was done in,"},{"speaker":"Thomas Gernay","startTime":2120.733,"endTime":2123.413,"body":"in, in furnaces with a"},{"speaker":"Thomas Gernay","startTime":2123.413,"endTime":2124.293,"body":"controlled cooling phase."},{"speaker":"Thomas Gernay","startTime":2124.293,"endTime":2127.453,"body":"And everybody can see we did"},{"speaker":"Thomas Gernay","startTime":2124.293,"endTime":2127.453,"body":"the, each experiment twice."},{"speaker":"Thomas Gernay","startTime":2127.453,"endTime":2128.853,"body":"The results align very well."},{"speaker":"Thomas Gernay","startTime":2128.853,"endTime":2130.053,"body":"Others can reproduce."},{"speaker":"Thomas Gernay","startTime":2130.543,"endTime":2133.293,"body":"Um, but of course it raises"},{"speaker":"Thomas Gernay","startTime":2130.543,"endTime":2133.293,"body":"a lot of questions on the."},{"speaker":"Thomas Gernay","startTime":2133.493,"endTime":2137.613,"body":"Type of thermal exposure and how"},{"speaker":"Thomas Gernay","startTime":2133.493,"endTime":2137.613,"body":"this behavior would be different"},{"speaker":"Thomas Gernay","startTime":2137.613,"endTime":2140.333,"body":"if the thermal exposure the"},{"speaker":"Thomas Gernay","startTime":2137.613,"endTime":2140.333,"body":"fire is, is different both"},{"speaker":"Thomas Gernay","startTime":2140.333,"endTime":2141.453,"body":"in heating and in cooling."},{"speaker":"Thomas Gernay","startTime":2141.863,"endTime":2145.053,"body":"So we have been working on the"},{"speaker":"Thomas Gernay","startTime":2141.863,"endTime":2145.053,"body":"phase two and we already have"},{"speaker":"Thomas Gernay","startTime":2145.053,"endTime":2146.253,"body":"some of these experiments."},{"speaker":"Thomas Gernay","startTime":2146.633,"endTime":2148.643,"body":"I cannot tell you more"},{"speaker":"Thomas Gernay","startTime":2146.633,"endTime":2148.643,"body":"at this stage, but we,"},{"speaker":"Thomas Gernay","startTime":2148.873,"endTime":2150.483,"body":"this is work, work in progress."},{"speaker":"Thomas Gernay","startTime":2151.013,"endTime":2153.883,"body":"Um, so especially to your"},{"speaker":"Thomas Gernay","startTime":2151.013,"endTime":2153.883,"body":"question with the slow"},{"speaker":"Thomas Gernay","startTime":2153.883,"endTime":2155.683,"body":"heating, that's, it's"},{"speaker":"Thomas Gernay","startTime":2153.883,"endTime":2155.683,"body":"very interesting, right?"},{"speaker":"Thomas Gernay","startTime":2155.683,"endTime":2156.123,"body":"Because."},{"speaker":"Thomas Gernay","startTime":2156.46,"endTime":2159.39,"body":"I presented this, this"},{"speaker":"Thomas Gernay","startTime":2156.46,"endTime":2159.39,"body":"research at, um, Congress"},{"speaker":"Thomas Gernay","startTime":2159.39,"endTime":2161.95,"body":"for Firefighters in,"},{"speaker":"Thomas Gernay","startTime":2159.39,"endTime":2161.95,"body":"in France in in May."},{"speaker":"Thomas Gernay","startTime":2161.95,"endTime":2165.91,"body":"And, uh, one of the firefighter"},{"speaker":"Thomas Gernay","startTime":2161.95,"endTime":2165.91,"body":"asked me, what about if, if"},{"speaker":"Thomas Gernay","startTime":2165.91,"endTime":2169.59,"body":"a colonist, maybe not even in"},{"speaker":"Thomas Gernay","startTime":2165.91,"endTime":2169.59,"body":"the is very far from the fire,"},{"speaker":"Thomas Gernay","startTime":2169.59,"endTime":2174.47,"body":"but it gets heated at 100,"},{"speaker":"Thomas Gernay","startTime":2169.59,"endTime":2174.47,"body":"150 degrees for very long, and"},{"speaker":"Thomas Gernay","startTime":2174.79,"endTime":2179.443,"body":"it doesn't even char, but, but,"},{"speaker":"Thomas Gernay","startTime":2174.79,"endTime":2179.443,"body":"honesty, I mean, we, we've not"},{"speaker":"Thomas Gernay","startTime":2179.443,"endTime":2181.083,"body":"really studied that yet, but."},{"speaker":"Thomas Gernay","startTime":2181.398,"endTime":2184.928,"body":"Brings a lot of question because"},{"speaker":"Thomas Gernay","startTime":2181.398,"endTime":2184.928,"body":"if we, if you trust again those,"},{"speaker":"Thomas Gernay","startTime":2185.151,"endTime":2187.078,"body":"reduction of strengths that you."},{"speaker":"Thomas Gernay","startTime":2187.638,"endTime":2190.068,"body":"In the eurocode and that are"},{"speaker":"Thomas Gernay","startTime":2187.638,"endTime":2190.068,"body":"from, you know, day duration,"},{"speaker":"Thomas Gernay","startTime":2190.098,"endTime":2191.668,"body":"drying, all those phenomena"},{"speaker":"Thomas Gernay","startTime":2191.668,"endTime":2194.028,"body":"that other guests have"},{"speaker":"Thomas Gernay","startTime":2191.668,"endTime":2194.028,"body":"explained on your very well"},{"speaker":"Thomas Gernay","startTime":2194.028,"endTime":2196.828,"body":"on your post podcast, Felix"},{"speaker":"Thomas Gernay","startTime":2194.028,"endTime":2196.828,"body":"Whiner, Danny Hopkin and so on."},{"speaker":"Thomas Gernay","startTime":2197.257,"endTime":2201.177,"body":"you could have significant"},{"speaker":"Thomas Gernay","startTime":2197.257,"endTime":2201.177,"body":"reduction of capacity from"},{"speaker":"Thomas Gernay","startTime":2201.457,"endTime":2204.417,"body":"moderate heating and if"},{"speaker":"Thomas Gernay","startTime":2201.457,"endTime":2204.417,"body":"it's long because it has to"},{"speaker":"Thomas Gernay","startTime":2204.417,"endTime":2205.657,"body":"penetrate right in the section."},{"speaker":"Thomas Gernay","startTime":2205.657,"endTime":2207.897,"body":"We are not saying that to"},{"speaker":"Thomas Gernay","startTime":2205.657,"endTime":2207.897,"body":"hot summer day is going to"},{"speaker":"Thomas Gernay","startTime":2207.897,"endTime":2210.497,"body":"bring timber buildings down,"},{"speaker":"Thomas Gernay","startTime":2207.897,"endTime":2210.497,"body":"but if it's from a fire"},{"speaker":"Thomas Gernay","startTime":2210.527,"endTime":2212.261,"body":"last hours and you have."},{"speaker":"Thomas Gernay","startTime":2212.586,"endTime":2213.546,"body":"Thermal wave."},{"speaker":"Thomas Gernay","startTime":2213.614,"endTime":2215.219,"body":"that's something"},{"speaker":"Thomas Gernay","startTime":2213.614,"endTime":2215.219,"body":"to, to investigate."},{"speaker":"Thomas Gernay","startTime":2215.219,"endTime":2215.539,"body":"Yes."},{"speaker":"Wojciech Wegrzynski","startTime":2215.743,"endTime":2217.673,"body":"And"},{"speaker":"Wojciech Wegrzynski","startTime":2215.743,"endTime":2217.673,"body":"in terms of, localized"},{"speaker":"Wojciech Wegrzynski","startTime":2217.673,"endTime":2219.833,"body":"fires and the damage"},{"speaker":"Wojciech Wegrzynski","startTime":2217.673,"endTime":2219.833,"body":"to like, uh, ceilings."},{"speaker":"Wojciech Wegrzynski","startTime":2219.983,"endTime":2222.953,"body":"Let's imagine we didn't have"},{"speaker":"Wojciech Wegrzynski","startTime":2219.983,"endTime":2222.953,"body":"a fully fleshed over fire."},{"speaker":"Wojciech Wegrzynski","startTime":2222.958,"endTime":2226.163,"body":"We just had, let's, let's"},{"speaker":"Wojciech Wegrzynski","startTime":2222.958,"endTime":2226.163,"body":"say a vehicle burning or,"},{"speaker":"Wojciech Wegrzynski","startTime":2226.463,"endTime":2229.073,"body":"or, or something burning"},{"speaker":"Wojciech Wegrzynski","startTime":2226.463,"endTime":2229.073,"body":"in, in proximity of timber."},{"speaker":"Wojciech Wegrzynski","startTime":2229.078,"endTime":2231.443,"body":"Well, in that case, I guess"},{"speaker":"Wojciech Wegrzynski","startTime":2229.078,"endTime":2231.443,"body":"we, we should consider"},{"speaker":"Wojciech Wegrzynski","startTime":2231.443,"endTime":2232.403,"body":"the timber fla bilities."},{"speaker":"Wojciech Wegrzynski","startTime":2232.403,"endTime":2235.642,"body":"So the scenario may look"},{"speaker":"Wojciech Wegrzynski","startTime":2232.403,"endTime":2235.642,"body":"not as, uh, as, uh, as"},{"speaker":"Wojciech Wegrzynski","startTime":2235.698,"endTime":2237.143,"body":"pretty as I just described,"},{"speaker":"Thomas Gernay","startTime":2237.461,"endTime":2239.671,"body":"yeah, I would"},{"speaker":"Thomas Gernay","startTime":2237.461,"endTime":2239.671,"body":"be less concerned about"},{"speaker":"Thomas Gernay","startTime":2239.671,"endTime":2241.831,"body":"that in terms of the burn"},{"speaker":"Thomas Gernay","startTime":2239.671,"endTime":2241.831,"body":"resistance specifically,"},{"speaker":"Thomas Gernay","startTime":2241.831,"endTime":2246.518,"body":"because what is, Critical in"},{"speaker":"Thomas Gernay","startTime":2241.831,"endTime":2246.518,"body":"this concept of bone res is"},{"speaker":"Thomas Gernay","startTime":2246.518,"endTime":2249.358,"body":"a total amount of heat that"},{"speaker":"Thomas Gernay","startTime":2246.518,"endTime":2249.358,"body":"penetrates the section, right?"},{"speaker":"Thomas Gernay","startTime":2249.358,"endTime":2253.918,"body":"And it's the idea that even if"},{"speaker":"Thomas Gernay","startTime":2249.358,"endTime":2253.918,"body":"it's a relatively short time or"},{"speaker":"Thomas Gernay","startTime":2253.918,"endTime":2257.558,"body":"if it's a long time, but with"},{"speaker":"Thomas Gernay","startTime":2253.918,"endTime":2257.558,"body":"no very high peak, if the total"},{"speaker":"Thomas Gernay","startTime":2257.558,"endTime":2260.518,"body":"amount of heat is, you know,"},{"speaker":"Thomas Gernay","startTime":2257.558,"endTime":2260.518,"body":"is significant, you'll get."},{"speaker":"Thomas Gernay","startTime":2260.893,"endTime":2263.103,"body":"Your heat, also the,"},{"speaker":"Thomas Gernay","startTime":2260.893,"endTime":2263.103,"body":"the core of the section."},{"speaker":"Thomas Gernay","startTime":2263.523,"endTime":2267.163,"body":"But if it's a localized"},{"speaker":"Thomas Gernay","startTime":2263.523,"endTime":2267.163,"body":"fire, I mean every case is"},{"speaker":"Thomas Gernay","startTime":2267.163,"endTime":2270.669,"body":"different of course, but,"},{"speaker":"Thomas Gernay","startTime":2267.163,"endTime":2270.669,"body":"you don't have that much heat"},{"speaker":"Thomas Gernay","startTime":2270.669,"endTime":2273.029,"body":"that, that p section in the"},{"speaker":"Thomas Gernay","startTime":2270.669,"endTime":2273.029,"body":"first place, I would assume."},{"speaker":"Wojciech Wegrzynski","startTime":2273.47,"endTime":2274.26,"body":"I have a question that"},{"speaker":"Wojciech Wegrzynski","startTime":2274.62,"endTime":2275.67,"body":"may, may be stupid."},{"speaker":"Wojciech Wegrzynski","startTime":2275.67,"endTime":2278.31,"body":"Excuse me if it is,"},{"speaker":"Wojciech Wegrzynski","startTime":2275.67,"endTime":2278.31,"body":"but, and what, what if"},{"speaker":"Wojciech Wegrzynski","startTime":2278.31,"endTime":2281.22,"body":"firefighters, let's imagine"},{"speaker":"Wojciech Wegrzynski","startTime":2278.31,"endTime":2281.22,"body":"it is a really structure."},{"speaker":"Wojciech Wegrzynski","startTime":2281.22,"endTime":2283.26,"body":"What if firefighters"},{"speaker":"Wojciech Wegrzynski","startTime":2281.22,"endTime":2283.26,"body":"apply on the,"},{"speaker":"Wojciech Wegrzynski","startTime":2283.59,"endTime":2285.78,"body":"the water on it and,"},{"speaker":"Wojciech Wegrzynski","startTime":2283.59,"endTime":2285.78,"body":"and quickly cool."},{"speaker":"Wojciech Wegrzynski","startTime":2285.853,"endTime":2287.953,"body":"the external"},{"speaker":"Wojciech Wegrzynski","startTime":2285.853,"endTime":2287.953,"body":"surface of the wall."},{"speaker":"Wojciech Wegrzynski","startTime":2287.958,"endTime":2290.153,"body":"I mean, the heat is still"},{"speaker":"Wojciech Wegrzynski","startTime":2287.958,"endTime":2290.153,"body":"inside, I guess this, this time."},{"speaker":"Wojciech Wegrzynski","startTime":2290.173,"endTime":2292.693,"body":"It travels both ways, but"},{"speaker":"Wojciech Wegrzynski","startTime":2290.173,"endTime":2292.693,"body":"you'd probably still see"},{"speaker":"Wojciech Wegrzynski","startTime":2292.693,"endTime":2296.023,"body":"the, the propagation in"},{"speaker":"Wojciech Wegrzynski","startTime":2292.693,"endTime":2296.023,"body":"inside and the damage would"},{"speaker":"Wojciech Wegrzynski","startTime":2296.023,"endTime":2297.073,"body":"not be stopped by just"},{"speaker":"Wojciech Wegrzynski","startTime":2297.306,"endTime":2298.157,"body":"sprinkling water on on."},{"speaker":"Thomas Gernay","startTime":2298.684,"endTime":2300.454,"body":"It's an"},{"speaker":"Thomas Gernay","startTime":2298.684,"endTime":2300.454,"body":"excellent question actually,"},{"speaker":"Thomas Gernay","startTime":2300.454,"endTime":2302.334,"body":"because that's something"},{"speaker":"Thomas Gernay","startTime":2300.454,"endTime":2302.334,"body":"we, we are studying."},{"speaker":"Thomas Gernay","startTime":2302.874,"endTime":2303.294,"body":"Yes."},{"speaker":"Thomas Gernay","startTime":2303.294,"endTime":2306.454,"body":"No, that's something we have"},{"speaker":"Thomas Gernay","startTime":2303.294,"endTime":2306.454,"body":"identified as possibly an"},{"speaker":"Thomas Gernay","startTime":2306.454,"endTime":2309.187,"body":"important parameter and,"},{"speaker":"Thomas Gernay","startTime":2306.454,"endTime":2309.187,"body":"and we are studying, and"},{"speaker":"Thomas Gernay","startTime":2309.187,"endTime":2312.027,"body":"we want to quantify to, to"},{"speaker":"Thomas Gernay","startTime":2309.187,"endTime":2312.027,"body":"what extent it, it helps."},{"speaker":"Thomas Gernay","startTime":2312.527,"endTime":2316.707,"body":"But, uh, if you can reduce"},{"speaker":"Thomas Gernay","startTime":2312.527,"endTime":2316.707,"body":"the, the heat that is"},{"speaker":"Thomas Gernay","startTime":2316.947,"endTime":2319.803,"body":"transfer still in the cooling"},{"speaker":"Thomas Gernay","startTime":2316.947,"endTime":2319.803,"body":"phase as well, uh, that"},{"speaker":"Jochen Zehfuss","startTime":2320.376,"endTime":2323.066,"body":"yeah, we"},{"speaker":"Jochen Zehfuss","startTime":2320.376,"endTime":2323.066,"body":"did some experiments on,"},{"speaker":"Jochen Zehfuss","startTime":2323.192,"endTime":2327.499,"body":"massive timber elements,"},{"speaker":"Jochen Zehfuss","startTime":2323.192,"endTime":2327.499,"body":"uh, ct, um, elements."},{"speaker":"Jochen Zehfuss","startTime":2327.649,"endTime":2330.336,"body":"Where the ceiling"},{"speaker":"Jochen Zehfuss","startTime":2327.649,"endTime":2330.336,"body":"and, some parts of the"},{"speaker":"Jochen Zehfuss","startTime":2330.336,"endTime":2331.856,"body":"walls were unprotected."},{"speaker":"Jochen Zehfuss","startTime":2332.596,"endTime":2337.336,"body":"And then we had one test,"},{"speaker":"Jochen Zehfuss","startTime":2332.596,"endTime":2337.336,"body":"where, the firefighters fighted"},{"speaker":"Jochen Zehfuss","startTime":2337.476,"endTime":2341.346,"body":"the fire, extinguished the"},{"speaker":"Jochen Zehfuss","startTime":2337.476,"endTime":2341.346,"body":"fire and they used not so"},{"speaker":"Jochen Zehfuss","startTime":2341.346,"endTime":2343.706,"body":"much border, it was about 3000"},{"speaker":"Jochen Zehfuss","startTime":2344.336,"endTime":2344.946,"body":"liters."},{"speaker":"Jochen Zehfuss","startTime":2345.576,"endTime":2346.726,"body":"So it was only"},{"speaker":"Jochen Zehfuss","startTime":2346.726,"endTime":2347.686,"body":"one experiment"},{"speaker":"Jochen Zehfuss","startTime":2347.686,"endTime":2352.046,"body":"and it was a compartment"},{"speaker":"Jochen Zehfuss","startTime":2347.686,"endTime":2352.046,"body":"of about 40 square meters,"},{"speaker":"Jochen Zehfuss","startTime":2352.586,"endTime":2353.006,"body":"but"},{"speaker":"Jochen Zehfuss","startTime":2353.006,"endTime":2356.366,"body":"they were surprised not"},{"speaker":"Jochen Zehfuss","startTime":2353.006,"endTime":2356.366,"body":"to need so much water."},{"speaker":"Jochen Zehfuss","startTime":2357.162,"endTime":2357.962,"body":"when they cooled"},{"speaker":"Jochen Zehfuss","startTime":2357.962,"endTime":2364.522,"body":"down the, the propagation"},{"speaker":"Jochen Zehfuss","startTime":2357.962,"endTime":2364.522,"body":"of the penetration into the"},{"speaker":"Jochen Zehfuss","startTime":2364.522,"endTime":2366.362,"body":"element stops very early."},{"speaker":"Jochen Zehfuss","startTime":2366.826,"endTime":2369.736,"body":"So I think that's"},{"speaker":"Jochen Zehfuss","startTime":2366.826,"endTime":2369.736,"body":"not so a big problem."},{"speaker":"Jochen Zehfuss","startTime":2369.826,"endTime":2372.256,"body":"Of course, it's a bigger"},{"speaker":"Jochen Zehfuss","startTime":2369.826,"endTime":2372.256,"body":"problem when you have"},{"speaker":"Jochen Zehfuss","startTime":2372.486,"endTime":2374.816,"body":"timber framework element,"},{"speaker":"Jochen Zehfuss","startTime":2375.306,"endTime":2378.056,"body":"uh, where you have a hidden"},{"speaker":"Jochen Zehfuss","startTime":2375.306,"endTime":2378.056,"body":"fire or something like that."},{"speaker":"Wojciech Wegrzynski","startTime":2378.262,"endTime":2379.642,"body":"And, uh, and the final"},{"speaker":"Wojciech Wegrzynski","startTime":2379.642,"endTime":2381.022,"body":"one also to you, Johan."},{"speaker":"Wojciech Wegrzynski","startTime":2381.328,"endTime":2384.808,"body":"if you have a timber structure"},{"speaker":"Wojciech Wegrzynski","startTime":2381.328,"endTime":2384.808,"body":"protected by, let's say"},{"speaker":"Wojciech Wegrzynski","startTime":2384.813,"endTime":2388.618,"body":"a layer of gypsum plaster"},{"speaker":"Wojciech Wegrzynski","startTime":2384.813,"endTime":2388.618,"body":"board, just to extend the,"},{"speaker":"Wojciech Wegrzynski","startTime":2388.618,"endTime":2392.585,"body":"uh, the defy resistance class"},{"speaker":"Wojciech Wegrzynski","startTime":2388.618,"endTime":2392.585,"body":"of it, you would expect that"},{"speaker":"Wojciech Wegrzynski","startTime":2392.585,"endTime":2395.105,"body":"at some, at some point, uh,"},{"speaker":"Wojciech Wegrzynski","startTime":2392.585,"endTime":2395.105,"body":"the heat goes through the"},{"speaker":"Wojciech Wegrzynski","startTime":2395.105,"endTime":2396.845,"body":"board and can penetrate the."},{"speaker":"Wojciech Wegrzynski","startTime":2397.46,"endTime":2400.73,"body":"The column, uh, and, and it"},{"speaker":"Wojciech Wegrzynski","startTime":2397.46,"endTime":2400.73,"body":"would not cause a immediate"},{"speaker":"Wojciech Wegrzynski","startTime":2400.73,"endTime":2403.43,"body":"structural failure of,"},{"speaker":"Wojciech Wegrzynski","startTime":2400.73,"endTime":2403.43,"body":"of, of the r criterion"},{"speaker":"Wojciech Wegrzynski","startTime":2403.73,"endTime":2404.6,"body":"within the fire test."},{"speaker":"Wojciech Wegrzynski","startTime":2404.6,"endTime":2407.861,"body":"If you omitted the decay"},{"speaker":"Wojciech Wegrzynski","startTime":2404.6,"endTime":2407.861,"body":"phase in such scenarios, you"},{"speaker":"Wojciech Wegrzynski","startTime":2408.02,"endTime":2411.033,"body":"would also be, worried about"},{"speaker":"Wojciech Wegrzynski","startTime":2408.02,"endTime":2411.033,"body":"the heat transfer inside."},{"speaker":"Wojciech Wegrzynski","startTime":2411.038,"endTime":2414.153,"body":"Is it the same scenario for"},{"speaker":"Wojciech Wegrzynski","startTime":2411.038,"endTime":2414.153,"body":"you, or, or how do you view that"},{"speaker":"Jochen Zehfuss","startTime":2414.289,"endTime":2415.789,"body":"Now, of course, um,"},{"speaker":"Jochen Zehfuss","startTime":2415.929,"endTime":2418.829,"body":"due to the job sum"},{"speaker":"Jochen Zehfuss","startTime":2415.929,"endTime":2418.829,"body":"elements, you have a delay."},{"speaker":"Jochen Zehfuss","startTime":2419.544,"endTime":2423.054,"body":"In the heating and then"},{"speaker":"Jochen Zehfuss","startTime":2419.544,"endTime":2423.054,"body":"delaying in the ignition."},{"speaker":"Jochen Zehfuss","startTime":2423.754,"endTime":2425.051,"body":"And, the velocity"},{"speaker":"Jochen Zehfuss","startTime":2425.701,"endTime":2428.564,"body":"of, the, py of the showering"},{"speaker":"Jochen Zehfuss","startTime":2428.564,"endTime":2429.004,"body":"process"},{"speaker":"Jochen Zehfuss","startTime":2430.014,"endTime":2432.724,"body":"is different, is"},{"speaker":"Jochen Zehfuss","startTime":2430.014,"endTime":2432.724,"body":"lower as we know."},{"speaker":"Jochen Zehfuss","startTime":2433.327,"endTime":2435.227,"body":"Due to the lack of oxygen."},{"speaker":"Jochen Zehfuss","startTime":2435.967,"endTime":2439.961,"body":"But then after a while, the"},{"speaker":"Jochen Zehfuss","startTime":2435.967,"endTime":2439.961,"body":"protection material on the"},{"speaker":"Jochen Zehfuss","startTime":2439.961,"endTime":2443.281,"body":"boards will fail, and then"},{"speaker":"Jochen Zehfuss","startTime":2439.961,"endTime":2443.281,"body":"you have nearly in the same"},{"speaker":"Jochen Zehfuss","startTime":2443.281,"endTime":2446.754,"body":"situation, as you have,"},{"speaker":"Jochen Zehfuss","startTime":2443.281,"endTime":2446.754,"body":"for an unprotected element."},{"speaker":"Wojciech Wegrzynski","startTime":2447.361,"endTime":2448.695,"body":"so we,"},{"speaker":"Wojciech Wegrzynski","startTime":2447.361,"endTime":2448.695,"body":"we shouldn't consider this"},{"speaker":"Wojciech Wegrzynski","startTime":2448.695,"endTime":2450.795,"body":"as, as a complete solution."},{"speaker":"Wojciech Wegrzynski","startTime":2450.795,"endTime":2453.195,"body":"It's just a delay to"},{"speaker":"Wojciech Wegrzynski","startTime":2450.795,"endTime":2453.195,"body":"the, to the processes."},{"speaker":"Wojciech Wegrzynski","startTime":2453.345,"endTime":2455.805,"body":"It may be solution for the"},{"speaker":"Wojciech Wegrzynski","startTime":2453.345,"endTime":2455.805,"body":"structure you are considering."},{"speaker":"Wojciech Wegrzynski","startTime":2455.81,"endTime":2458.235,"body":"It may solve the problem"},{"speaker":"Wojciech Wegrzynski","startTime":2455.81,"endTime":2458.235,"body":"for the one that, but,"},{"speaker":"Wojciech Wegrzynski","startTime":2458.235,"endTime":2460.125,"body":"but you need to understand"},{"speaker":"Wojciech Wegrzynski","startTime":2458.235,"endTime":2460.125,"body":"and, and measure that."},{"speaker":"Wojciech Wegrzynski","startTime":2460.125,"endTime":2460.725,"body":"Fantastic."},{"speaker":"Wojciech Wegrzynski","startTime":2461.103,"endTime":2462.213,"body":"okay, Thank you very much."},{"speaker":"Wojciech Wegrzynski","startTime":2462.213,"endTime":2464.186,"body":"This, this was very insightful."},{"speaker":"Wojciech Wegrzynski","startTime":2464.546,"endTime":2467.276,"body":"I need to get one"},{"speaker":"Wojciech Wegrzynski","startTime":2464.546,"endTime":2467.276,"body":"more thing out of you."},{"speaker":"Wojciech Wegrzynski","startTime":2467.636,"endTime":2470.756,"body":"I think that we can, clearly"},{"speaker":"Wojciech Wegrzynski","startTime":2467.636,"endTime":2470.756,"body":"share with our colleagues,"},{"speaker":"Wojciech Wegrzynski","startTime":2470.756,"endTime":2472.676,"body":"architects, structural"},{"speaker":"Wojciech Wegrzynski","startTime":2470.756,"endTime":2472.676,"body":"engineers who are not"},{"speaker":"Wojciech Wegrzynski","startTime":2472.705,"endTime":2474.488,"body":"Very, um, keen in fire."},{"speaker":"Wojciech Wegrzynski","startTime":2474.488,"endTime":2477.658,"body":"So let's try and nail the,"},{"speaker":"Wojciech Wegrzynski","startTime":2474.488,"endTime":2477.658,"body":"the one most important thing"},{"speaker":"Wojciech Wegrzynski","startTime":2477.658,"endTime":2480.885,"body":"that you, you've learned"},{"speaker":"Wojciech Wegrzynski","startTime":2477.658,"endTime":2480.885,"body":"here that differentiates why"},{"speaker":"Wojciech Wegrzynski","startTime":2480.89,"endTime":2483.405,"body":"this would be different from,"},{"speaker":"Wojciech Wegrzynski","startTime":2480.89,"endTime":2483.405,"body":"let's say, steel structure"},{"speaker":"Wojciech Wegrzynski","startTime":2483.795,"endTime":2484.875,"body":"or a concrete structure."},{"speaker":"Wojciech Wegrzynski","startTime":2484.875,"endTime":2485.803,"body":"Thomas, you wanna start?"},{"speaker":"Thomas Gernay","startTime":2486.029,"endTime":2486.619,"body":"So timber"},{"speaker":"Thomas Gernay","startTime":2487.019,"endTime":2489.699,"body":"burns, that's something"},{"speaker":"Thomas Gernay","startTime":2487.019,"endTime":2489.699,"body":"obvious we know."},{"speaker":"Thomas Gernay","startTime":2489.919,"endTime":2494.299,"body":"And because of that, a lot"},{"speaker":"Thomas Gernay","startTime":2489.919,"endTime":2494.299,"body":"of the focus on ensuring fire"},{"speaker":"Thomas Gernay","startTime":2494.299,"endTime":2499.739,"body":"safety of timber tends to be on"},{"speaker":"Thomas Gernay","startTime":2494.299,"endTime":2499.739,"body":"understanding the charring speed"},{"speaker":"Thomas Gernay","startTime":2499.999,"endTime":2504.459,"body":"and how long it takes for this"},{"speaker":"Thomas Gernay","startTime":2499.999,"endTime":2504.459,"body":"combu to to proceed and so on."},{"speaker":"Thomas Gernay","startTime":2504.839,"endTime":2509.404,"body":"And what we showed with those"},{"speaker":"Thomas Gernay","startTime":2504.839,"endTime":2509.404,"body":"experiments is, Of course"},{"speaker":"Thomas Gernay","startTime":2509.404,"endTime":2513.444,"body":"all disability issues, self"},{"speaker":"Thomas Gernay","startTime":2509.404,"endTime":2513.444,"body":"extinction are important, but"},{"speaker":"Thomas Gernay","startTime":2513.444,"endTime":2514.564,"body":"they are not the whole story."},{"speaker":"Thomas Gernay","startTime":2514.564,"endTime":2516.724,"body":"If you're interested in"},{"speaker":"Thomas Gernay","startTime":2514.564,"endTime":2516.724,"body":"stability to full burn"},{"speaker":"Thomas Gernay","startTime":2516.724,"endTime":2521.084,"body":"out because timber also"},{"speaker":"Thomas Gernay","startTime":2516.724,"endTime":2521.084,"body":"is affected by heat at"},{"speaker":"Thomas Gernay","startTime":2521.084,"endTime":2523.884,"body":"temperatures lower than pyrosis"},{"speaker":"Thomas Gernay","startTime":2521.084,"endTime":2523.884,"body":"or condition temperature."},{"speaker":"Thomas Gernay","startTime":2523.884,"endTime":2526.484,"body":"There is lot going on"},{"speaker":"Thomas Gernay","startTime":2523.884,"endTime":2526.484,"body":"the duration, drying"},{"speaker":"Thomas Gernay","startTime":2526.484,"endTime":2527.524,"body":"lots of processes, so."},{"speaker":"Thomas Gernay","startTime":2528.069,"endTime":2530.669,"body":"Everybody needs to"},{"speaker":"Thomas Gernay","startTime":2528.069,"endTime":2530.669,"body":"remember that even that"},{"speaker":"Thomas Gernay","startTime":2530.669,"endTime":2533.029,"body":"relatively low temperatures,"},{"speaker":"Thomas Gernay","startTime":2530.669,"endTime":2533.029,"body":"timber is affected."},{"speaker":"Thomas Gernay","startTime":2533.029,"endTime":2537.949,"body":"And because of that, a timber"},{"speaker":"Thomas Gernay","startTime":2533.029,"endTime":2537.949,"body":"structural member continues"},{"speaker":"Thomas Gernay","startTime":2537.949,"endTime":2541.349,"body":"to see its its strengths,"},{"speaker":"Thomas Gernay","startTime":2537.949,"endTime":2541.349,"body":"its capacity, decrease"},{"speaker":"Thomas Gernay","startTime":2541.349,"endTime":2545.389,"body":"for hours after a fire,"},{"speaker":"Thomas Gernay","startTime":2541.349,"endTime":2545.389,"body":"during and after a fire."},{"speaker":"Thomas Gernay","startTime":2545.799,"endTime":2548.789,"body":"So we should take that"},{"speaker":"Thomas Gernay","startTime":2545.799,"endTime":2548.789,"body":"into account if we expect"},{"speaker":"Thomas Gernay","startTime":2548.789,"endTime":2550.964,"body":"firefighters to go inside"},{"speaker":"Thomas Gernay","startTime":2548.789,"endTime":2550.964,"body":"building, or if we expect"},{"speaker":"Thomas Gernay","startTime":2551.389,"endTime":2553.069,"body":"building to remain stable,"},{"speaker":"Thomas Gernay","startTime":2553.069,"endTime":2553.829,"body":"remain standing"},{"speaker":"Thomas Gernay","startTime":2553.829,"endTime":2554.669,"body":"under fire."},{"speaker":"Wojciech Wegrzynski","startTime":2554.743,"endTime":2556.273,"body":"Johan, you"},{"speaker":"Wojciech Wegrzynski","startTime":2554.743,"endTime":2556.273,"body":"want to add something to that?"},{"speaker":"Wojciech Wegrzynski","startTime":2556.273,"endTime":2557.373,"body":"Maybe how to use."},{"speaker":"Jochen Zehfuss","startTime":2557.911,"endTime":2558.881,"body":"yeah, I could"},{"speaker":"Jochen Zehfuss","startTime":2558.881,"endTime":2563.787,"body":"emphasize, I think one very"},{"speaker":"Jochen Zehfuss","startTime":2558.881,"endTime":2563.787,"body":"important issue is, uh,"},{"speaker":"Jochen Zehfuss","startTime":2563.917,"endTime":2565.291,"body":"uh, for the firefighting"},{"speaker":"Jochen Zehfuss","startTime":2565.811,"endTime":2565.971,"body":"strategy"},{"speaker":"Jochen Zehfuss","startTime":2566.641,"endTime":2569.051,"body":"when they go into a timber"},{"speaker":"Jochen Zehfuss","startTime":2569.331,"endTime":2572.011,"body":"building where we have"},{"speaker":"Jochen Zehfuss","startTime":2569.331,"endTime":2572.011,"body":"a fully developed fire,"},{"speaker":"Jochen Zehfuss","startTime":2572.741,"endTime":2576.971,"body":"um, they have to be more"},{"speaker":"Jochen Zehfuss","startTime":2572.741,"endTime":2576.971,"body":"careful even after hours."},{"speaker":"Jochen Zehfuss","startTime":2577.761,"endTime":2581.951,"body":"Because we have a higher risk"},{"speaker":"Jochen Zehfuss","startTime":2577.761,"endTime":2581.951,"body":"for failure in the cooling"},{"speaker":"Jochen Zehfuss","startTime":2581.951,"endTime":2587.591,"body":"phase, as I think we can say"},{"speaker":"Jochen Zehfuss","startTime":2581.951,"endTime":2587.591,"body":"this as, uh, we have, uh, when"},{"speaker":"Jochen Zehfuss","startTime":2587.591,"endTime":2588.871,"body":"we have a concrete structure."},{"speaker":"Jochen Zehfuss","startTime":2589.571,"endTime":2592.471,"body":"But, uh, on the other"},{"speaker":"Jochen Zehfuss","startTime":2589.571,"endTime":2592.471,"body":"hand, um, as we said,"},{"speaker":"Jochen Zehfuss","startTime":2592.761,"endTime":2593.991,"body":"we are not against timber."},{"speaker":"Jochen Zehfuss","startTime":2594.641,"endTime":2595.591,"body":"Uh, not at all."},{"speaker":"Jochen Zehfuss","startTime":2596.161,"endTime":2601.021,"body":"Um, timber can have a"},{"speaker":"Jochen Zehfuss","startTime":2596.161,"endTime":2601.021,"body":"very high fire rating now."},{"speaker":"Jochen Zehfuss","startTime":2601.071,"endTime":2602.901,"body":"Uh, it's a question of design."},{"speaker":"Jochen Zehfuss","startTime":2602.901,"endTime":2603.901,"body":"It's a question of."},{"speaker":"Jochen Zehfuss","startTime":2604.511,"endTime":2607.684,"body":"But, especially in the"},{"speaker":"Jochen Zehfuss","startTime":2604.511,"endTime":2607.684,"body":"firefighters when they come"},{"speaker":"Jochen Zehfuss","startTime":2607.714,"endTime":2611.847,"body":"late, when they are, uh, very,"},{"speaker":"Jochen Zehfuss","startTime":2607.714,"endTime":2611.847,"body":"in a very early stage, of"},{"speaker":"Jochen Zehfuss","startTime":2611.847,"endTime":2615.327,"body":"the fire, uh, starting with"},{"speaker":"Jochen Zehfuss","startTime":2611.847,"endTime":2615.327,"body":"the firefighting process, the"},{"speaker":"Jochen Zehfuss","startTime":2615.327,"endTime":2617.207,"body":"problem is minor, I would think."},{"speaker":"Jochen Zehfuss","startTime":2617.817,"endTime":2623.327,"body":"Um, but when we have a very long"},{"speaker":"Jochen Zehfuss","startTime":2617.817,"endTime":2623.327,"body":"time starting the extinction,"},{"speaker":"Jochen Zehfuss","startTime":2623.867,"endTime":2627.567,"body":"the risk is higher that we"},{"speaker":"Jochen Zehfuss","startTime":2623.867,"endTime":2627.567,"body":"have a failure in the cooling."},{"speaker":"Jochen Zehfuss","startTime":2628.197,"endTime":2630.767,"body":"Then when we need"},{"speaker":"Jochen Zehfuss","startTime":2628.197,"endTime":2630.767,"body":"other, when we use other"},{"speaker":"Jochen Zehfuss","startTime":2631.087,"endTime":2631.487,"body":"materials,"},{"speaker":"Wojciech Wegrzynski","startTime":2631.567,"endTime":2631.987,"body":"Thank you."},{"speaker":"Wojciech Wegrzynski","startTime":2632.047,"endTime":2632.887,"body":"Thank you very much."},{"speaker":"Wojciech Wegrzynski","startTime":2632.887,"endTime":2636.633,"body":"Very much appreciated"},{"speaker":"Wojciech Wegrzynski","startTime":2632.887,"endTime":2636.633,"body":"message to this, part of my"},{"speaker":"Wojciech Wegrzynski","startTime":2636.633,"endTime":2640.173,"body":"audience, and for structural"},{"speaker":"Wojciech Wegrzynski","startTime":2636.633,"endTime":2640.173,"body":"engineers who would like"},{"speaker":"Wojciech Wegrzynski","startTime":2640.173,"endTime":2641.613,"body":"to approach this process."},{"speaker":"Wojciech Wegrzynski","startTime":2642.713,"endTime":2645.526,"body":"Recognizing the issue is enough"},{"speaker":"Wojciech Wegrzynski","startTime":2642.713,"endTime":2645.526,"body":"and they will know what to do."},{"speaker":"Thomas Gernay","startTime":2645.754,"endTime":2648.424,"body":"So in this"},{"speaker":"Thomas Gernay","startTime":2645.754,"endTime":2648.424,"body":"research, as always, we want"},{"speaker":"Thomas Gernay","startTime":2648.424,"endTime":2652.824,"body":"to first observe, understand"},{"speaker":"Thomas Gernay","startTime":2648.424,"endTime":2652.824,"body":"the behavior, and then provide"},{"speaker":"Thomas Gernay","startTime":2652.824,"endTime":2653.904,"body":"the tools to have solutions."},{"speaker":"Thomas Gernay","startTime":2654.824,"endTime":2655.264,"body":"said"},{"speaker":"Thomas Gernay","startTime":2655.264,"endTime":2656.024,"body":"is very important."},{"speaker":"Thomas Gernay","startTime":2656.024,"endTime":2659.184,"body":"So it's certainly not being"},{"speaker":"Thomas Gernay","startTime":2656.024,"endTime":2659.184,"body":"against, you know, one type"},{"speaker":"Thomas Gernay","startTime":2659.184,"endTime":2660.024,"body":"of solution or another."},{"speaker":"Thomas Gernay","startTime":2660.184,"endTime":2663.264,"body":"There are solutions to build"},{"speaker":"Thomas Gernay","startTime":2660.184,"endTime":2663.264,"body":"fire safe structures, you know,"},{"speaker":"Thomas Gernay","startTime":2663.504,"endTime":2664.944,"body":"with, with e, every type of."},{"speaker":"Thomas Gernay","startTime":2665.534,"endTime":2666.774,"body":"Structural systems materials."},{"speaker":"Thomas Gernay","startTime":2667.104,"endTime":2669.294,"body":"Uh, so we are working on the"},{"speaker":"Thomas Gernay","startTime":2667.104,"endTime":2669.294,"body":"solutions that structural"},{"speaker":"Thomas Gernay","startTime":2669.494,"endTime":2673.534,"body":"engineers today can use Finite"},{"speaker":"Thomas Gernay","startTime":2669.494,"endTime":2673.534,"body":"element modeling or research"},{"speaker":"Thomas Gernay","startTime":2673.534,"endTime":2677.094,"body":"suggests even with the effective"},{"speaker":"Thomas Gernay","startTime":2673.534,"endTime":2677.094,"body":"properties from your code five,"},{"speaker":"Thomas Gernay","startTime":2677.094,"endTime":2679.854,"body":"you get really good agreement"},{"speaker":"Thomas Gernay","startTime":2677.094,"endTime":2679.854,"body":"with those experiments."},{"speaker":"Thomas Gernay","startTime":2680.274,"endTime":2682.134,"body":"And we are working on"},{"speaker":"Thomas Gernay","startTime":2680.274,"endTime":2682.134,"body":"providing the simple"},{"speaker":"Thomas Gernay","startTime":2682.244,"endTime":2684.214,"body":"design methods for dhp hp"},{"speaker":"Wojciech Wegrzynski","startTime":2684.56,"endTime":2684.877,"body":"Fantastic."},{"speaker":"Wojciech Wegrzynski","startTime":2684.877,"endTime":2686.647,"body":"And when you do that,"},{"speaker":"Wojciech Wegrzynski","startTime":2684.877,"endTime":2686.647,"body":"make sure to come to the"},{"speaker":"Wojciech Wegrzynski","startTime":2686.647,"endTime":2687.757,"body":"podcast and explain them."},{"speaker":"Wojciech Wegrzynski","startTime":2688.587,"endTime":2689.787,"body":"you're already invited."},{"speaker":"Wojciech Wegrzynski","startTime":2690.109,"endTime":2692.26,"body":"guys, once again,"},{"speaker":"Wojciech Wegrzynski","startTime":2690.109,"endTime":2692.26,"body":"congratulations on,"},{"speaker":"Wojciech Wegrzynski","startTime":2692.26,"endTime":2693.28,"body":"on your research."},{"speaker":"Wojciech Wegrzynski","startTime":2693.28,"endTime":2695.833,"body":"I, think, What we talked"},{"speaker":"Wojciech Wegrzynski","startTime":2693.28,"endTime":2695.833,"body":"today may not be that"},{"speaker":"Wojciech Wegrzynski","startTime":2695.983,"endTime":2698.923,"body":"easy from understanding"},{"speaker":"Wojciech Wegrzynski","startTime":2695.983,"endTime":2698.923,"body":"it perspective, but"},{"speaker":"Wojciech Wegrzynski","startTime":2699.343,"endTime":2701.803,"body":"it really is very visual when"},{"speaker":"Wojciech Wegrzynski","startTime":2699.343,"endTime":2701.803,"body":"you see the, the failure of"},{"speaker":"Wojciech Wegrzynski","startTime":2701.803,"endTime":2705.64,"body":"your element and you immediately"},{"speaker":"Wojciech Wegrzynski","startTime":2701.803,"endTime":2705.64,"body":"realize, what happens there."},{"speaker":"Wojciech Wegrzynski","startTime":2705.64,"endTime":2709.287,"body":"I think you've shown a very"},{"speaker":"Wojciech Wegrzynski","startTime":2705.64,"endTime":2709.287,"body":"important distinction why there"},{"speaker":"Wojciech Wegrzynski","startTime":2709.287,"endTime":2713.167,"body":"is such a movement in the fire"},{"speaker":"Wojciech Wegrzynski","startTime":2709.287,"endTime":2713.167,"body":"community on researching timber."},{"speaker":"Wojciech Wegrzynski","startTime":2713.167,"endTime":2716.497,"body":"I mean, you've really captured"},{"speaker":"Wojciech Wegrzynski","startTime":2713.167,"endTime":2716.497,"body":"one of these differences that,"},{"speaker":"Wojciech Wegrzynski","startTime":2716.497,"endTime":2720.637,"body":"that really Easter and, uh, may,"},{"speaker":"Wojciech Wegrzynski","startTime":2716.497,"endTime":2720.637,"body":"uh, have a critical impact and,"},{"speaker":"Wojciech Wegrzynski","startTime":2720.642,"endTime":2724.897,"body":"uh, As Johan said, especially"},{"speaker":"Wojciech Wegrzynski","startTime":2720.642,"endTime":2724.897,"body":"impact on the, the firefighters"},{"speaker":"Wojciech Wegrzynski","startTime":2724.897,"endTime":2728.287,"body":"in the, in the phase that they"},{"speaker":"Wojciech Wegrzynski","startTime":2724.897,"endTime":2728.287,"body":"would usually consider safe"},{"speaker":"Wojciech Wegrzynski","startTime":2728.287,"endTime":2729.397,"body":"based on their experience."},{"speaker":"Wojciech Wegrzynski","startTime":2729.397,"endTime":2732.527,"body":"So, thank you very much for"},{"speaker":"Wojciech Wegrzynski","startTime":2729.397,"endTime":2732.527,"body":"that and, I'm very looking"},{"speaker":"Wojciech Wegrzynski","startTime":2732.532,"endTime":2734.147,"body":"forward to the secret project."},{"speaker":"Wojciech Wegrzynski","startTime":2734.152,"endTime":2738.017,"body":"Uh, you've, uh, you've teased"},{"speaker":"Wojciech Wegrzynski","startTime":2734.152,"endTime":2738.017,"body":"us without using the word"},{"speaker":"Wojciech Wegrzynski","startTime":2738.017,"endTime":2739.607,"body":"traveling at all actually."},{"speaker":"Wojciech Wegrzynski","startTime":2741.107,"endTime":2741.527,"body":"Thanks."},{"speaker":"Wojciech Wegrzynski","startTime":2741.527,"endTime":2742.037,"body":"Uh, Thank"},{"speaker":"Wojciech Wegrzynski","startTime":2742.037,"endTime":2742.097,"body":"you"},{"speaker":"Wojciech Wegrzynski","startTime":2742.097,"endTime":2742.487,"body":"guys."},{"speaker":"Jochen Zehfuss","startTime":2742.956,"endTime":2743.116,"body":"you"},{"speaker":"Noise","startTime":2743.667,"endTime":2744.387,"body":"you very much West."},{"speaker":"Wojciech Wegrzynski","startTime":2744.782,"endTime":2745.412,"body":"And that's it."},{"speaker":"Wojciech Wegrzynski","startTime":2745.526,"endTime":2747.926,"body":"Super nice people being"},{"speaker":"Wojciech Wegrzynski","startTime":2745.526,"endTime":2747.926,"body":"super nice research"},{"speaker":"Wojciech Wegrzynski","startTime":2747.986,"endTime":2749.936,"body":"European all-star team."},{"speaker":"Wojciech Wegrzynski","startTime":2750.686,"endTime":2751.226,"body":"Researching."},{"speaker":"Wojciech Wegrzynski","startTime":2751.436,"endTime":2751.946,"body":"Timber."},{"speaker":"Wojciech Wegrzynski","startTime":2752.01,"endTime":2752.52,"body":"For you."},{"speaker":"Wojciech Wegrzynski","startTime":2752.796,"endTime":2755.062,"body":"I really love how we"},{"speaker":"Wojciech Wegrzynski","startTime":2752.796,"endTime":2755.062,"body":"start getting all the"},{"speaker":"Wojciech Wegrzynski","startTime":2755.062,"endTime":2756.592,"body":"puzzles together too."},{"speaker":"Wojciech Wegrzynski","startTime":2756.796,"endTime":2760.756,"body":"Be able to clearly say what"},{"speaker":"Wojciech Wegrzynski","startTime":2756.796,"endTime":2760.756,"body":"makes timber and fire different"},{"speaker":"Wojciech Wegrzynski","startTime":2760.786,"endTime":2762.436,"body":"than other materials in fire."},{"speaker":"Wojciech Wegrzynski","startTime":2763.006,"endTime":2766.156,"body":"It seems that we're on a"},{"speaker":"Wojciech Wegrzynski","startTime":2763.006,"endTime":2766.156,"body":"great route to, to finally"},{"speaker":"Wojciech Wegrzynski","startTime":2766.186,"endTime":2767.566,"body":"identify all the issues."},{"speaker":"Wojciech Wegrzynski","startTime":2768.316,"endTime":2771.106,"body":"Hopefully all at least"},{"speaker":"Wojciech Wegrzynski","startTime":2768.316,"endTime":2771.106,"body":"most of the issues."},{"speaker":"Wojciech Wegrzynski","startTime":2771.556,"endTime":2773.896,"body":"And be able to actually"},{"speaker":"Wojciech Wegrzynski","startTime":2771.556,"endTime":2773.896,"body":"communicate them and"},{"speaker":"Wojciech Wegrzynski","startTime":2773.896,"endTime":2776.656,"body":"be able to work around"},{"speaker":"Wojciech Wegrzynski","startTime":2773.896,"endTime":2776.656,"body":"them and, uh, you know,"},{"speaker":"Wojciech Wegrzynski","startTime":2776.866,"endTime":2780.646,"body":"By understanding that that's the"},{"speaker":"Wojciech Wegrzynski","startTime":2776.866,"endTime":2780.646,"body":"first step to finding solutions."},{"speaker":"Wojciech Wegrzynski","startTime":2781.006,"endTime":2783.376,"body":"If we don't understand"},{"speaker":"Wojciech Wegrzynski","startTime":2781.006,"endTime":2783.376,"body":"what's happening, if we don't"},{"speaker":"Wojciech Wegrzynski","startTime":2783.376,"endTime":2784.756,"body":"understand what's different."},{"speaker":"Wojciech Wegrzynski","startTime":2785.217,"endTime":2786.447,"body":"We are unable to act."},{"speaker":"Wojciech Wegrzynski","startTime":2786.957,"endTime":2790.437,"body":"And if we do understand"},{"speaker":"Wojciech Wegrzynski","startTime":2786.957,"endTime":2790.437,"body":"what's different, we"},{"speaker":"Wojciech Wegrzynski","startTime":2790.437,"endTime":2791.307,"body":"can work around that."},{"speaker":"Wojciech Wegrzynski","startTime":2791.757,"endTime":2792.717,"body":"That's beautiful."},{"speaker":"Wojciech Wegrzynski","startTime":2793.377,"endTime":2797.277,"body":"The research was carried on"},{"speaker":"Wojciech Wegrzynski","startTime":2793.377,"endTime":2797.277,"body":"single type of an element,"},{"speaker":"Wojciech Wegrzynski","startTime":2797.277,"endTime":2798.687,"body":"single size of an element."},{"speaker":"Wojciech Wegrzynski","startTime":2799.017,"endTime":2800.667,"body":"So definitely we need more."},{"speaker":"Wojciech Wegrzynski","startTime":2800.667,"endTime":2802.917,"body":"We need to understand"},{"speaker":"Wojciech Wegrzynski","startTime":2800.667,"endTime":2802.917,"body":"better what's happening."},{"speaker":"Wojciech Wegrzynski","startTime":2803.397,"endTime":2806.577,"body":"At the columns that are larger"},{"speaker":"Wojciech Wegrzynski","startTime":2803.397,"endTime":2806.577,"body":"cross sections at columns"},{"speaker":"Wojciech Wegrzynski","startTime":2806.614,"endTime":2809.704,"body":"The other heated at different"},{"speaker":"Wojciech Wegrzynski","startTime":2806.614,"endTime":2809.704,"body":"rates of heat exposure."},{"speaker":"Wojciech Wegrzynski","startTime":2810.244,"endTime":2812.164,"body":"But that's all to come."},{"speaker":"Wojciech Wegrzynski","startTime":2812.434,"endTime":2814.684,"body":"What we have now is the"},{"speaker":"Wojciech Wegrzynski","startTime":2812.434,"endTime":2814.684,"body":"first indication that"},{"speaker":"Wojciech Wegrzynski","startTime":2814.684,"endTime":2815.824,"body":"the numerical models."},{"speaker":"Wojciech Wegrzynski","startTime":2816.304,"endTime":2820.414,"body":"We're showing something that"},{"speaker":"Wojciech Wegrzynski","startTime":2816.304,"endTime":2820.414,"body":"really happens in reality."},{"speaker":"Wojciech Wegrzynski","startTime":2820.804,"endTime":2823.23,"body":"They demonstrated"},{"speaker":"Wojciech Wegrzynski","startTime":2820.804,"endTime":2823.23,"body":"the physics that."},{"speaker":"Wojciech Wegrzynski","startTime":2823.304,"endTime":2826.754,"body":"This collapsed can,"},{"speaker":"Wojciech Wegrzynski","startTime":2823.304,"endTime":2826.754,"body":"can take place and, uh,"},{"speaker":"Wojciech Wegrzynski","startTime":2827.474,"endTime":2828.884,"body":"Yeah, we know more today."},{"speaker":"Wojciech Wegrzynski","startTime":2828.914,"endTime":2832.161,"body":"We know more today and, we can"},{"speaker":"Wojciech Wegrzynski","startTime":2828.914,"endTime":2832.161,"body":"already act on this knowledge."},{"speaker":"Wojciech Wegrzynski","startTime":2832.221,"endTime":2833.511,"body":"So thank you, Thomas."},{"speaker":"Wojciech Wegrzynski","startTime":2833.511,"endTime":2835.011,"body":"Thank you Jochen for coming."},{"speaker":"Wojciech Wegrzynski","startTime":2835.281,"endTime":2837.831,"body":"Thank you for leading"},{"speaker":"Wojciech Wegrzynski","startTime":2835.281,"endTime":2837.831,"body":"these beautiful research."},{"speaker":"Wojciech Wegrzynski","startTime":2838.341,"endTime":2841.281,"body":"And I must say I'm really,"},{"speaker":"Wojciech Wegrzynski","startTime":2838.341,"endTime":2841.281,"body":"really looking forward to"},{"speaker":"Wojciech Wegrzynski","startTime":2841.641,"endTime":2845.571,"body":"four more coming from this"},{"speaker":"Wojciech Wegrzynski","startTime":2841.641,"endTime":2845.571,"body":"collaboration on, on the"},{"speaker":"Wojciech Wegrzynski","startTime":2845.601,"endTime":2846.951,"body":"collapsing, the decay phase."},{"speaker":"Wojciech Wegrzynski","startTime":2847.011,"endTime":2849.621,"body":"It's really exciting"},{"speaker":"Wojciech Wegrzynski","startTime":2847.011,"endTime":2849.621,"body":"research to it, to look at."},{"speaker":"Wojciech Wegrzynski","startTime":2850.161,"endTime":2850.911,"body":"Uh, listeners to us."},{"speaker":"Wojciech Wegrzynski","startTime":2850.911,"endTime":2853.498,"body":"Thank you very much for"},{"speaker":"Wojciech Wegrzynski","startTime":2850.911,"endTime":2853.498,"body":"staying here with me and,"},{"speaker":"Wojciech Wegrzynski","startTime":2853.504,"endTime":2856.264,"body":"hopefully see here next week."},{"speaker":"Wojciech Wegrzynski","startTime":2856.864,"endTime":2857.254,"body":"Cheers."},{"speaker":"Wojciech Wegrzynski","startTime":2857.284,"endTime":2857.614,"body":"Bye."}]}