{"version":"1.0.0","segments":[{"startTime":3.708,"endTime":6.791,"body":"Welcome to Reimagined Mobility"},{"startTime":3.708,"endTime":6.791,"body":"podcast series."},{"startTime":6.833,"endTime":8.125,"body":"I'm here with Brett Sheets."},{"startTime":8.125,"endTime":11.208,"body":"Brett's been with AVL for over 20 years."},{"startTime":11.666,"endTime":13.791,"body":"Welcome, Brett, thanks for joining me."},{"startTime":13.791,"endTime":14.375,"body":"Thank you."},{"startTime":14.375,"endTime":18.541,"body":"Simulation we've talked quite a bit"},{"startTime":14.375,"endTime":18.541,"body":"already with with some colleagues of yours"},{"startTime":19.083,"endTime":22.458,"body":"regarding the different products"},{"startTime":19.083,"endTime":22.458,"body":"and services ADL has,"},{"startTime":22.458,"endTime":24.291,"body":"But I don't necessarily"},{"startTime":22.458,"endTime":24.291,"body":"want to talk about AVL."},{"startTime":24.291,"endTime":27.125,"body":"We want to talk about simulation"},{"startTime":24.291,"endTime":27.125,"body":"in general."},{"startTime":27.125,"endTime":30.666,"body":"I think your experience,"},{"startTime":27.125,"endTime":30.666,"body":"if it serves me well, my memory here"},{"startTime":31.166,"endTime":33.958,"body":"is really in"},{"startTime":31.166,"endTime":33.958,"body":"the mechanical simulation space."},{"startTime":34.375,"endTime":37.208,"body":"So maybe give some of our listeners"},{"startTime":34.375,"endTime":37.208,"body":"and viewers"},{"startTime":37.208,"endTime":40.375,"body":"an idea"},{"startTime":37.208,"endTime":40.375,"body":"what different simulation areas are."},{"startTime":40.375,"endTime":42.041,"body":"And when you say you're more mechanical,"},{"startTime":42.041,"endTime":44.541,"body":"so what are the auto guys"},{"startTime":42.041,"endTime":44.541,"body":"and what does mechanical mean?"},{"startTime":45.833,"endTime":48.416,"body":"Yeah, so for mechanical, it's"},{"startTime":48.833,"endTime":52.083,"body":"it started out being static,"},{"startTime":48.833,"endTime":52.083,"body":"finite element analysis."},{"startTime":52.083,"endTime":54.541,"body":"So just doing stress analysis."},{"startTime":54.541,"endTime":60.833,"body":"But as as as we get into an engine,"},{"startTime":54.541,"endTime":60.833,"body":"say so 25 years ago"},{"startTime":61.083,"endTime":66.291,"body":"I started working with engines that got in"},{"startTime":61.083,"endTime":66.291,"body":"more into the multi body dynamics."},{"startTime":66.291,"endTime":71.0,"body":"So the interaction of each finite"},{"startTime":66.291,"endTime":71.0,"body":"element model that you were making"},{"startTime":71.208,"endTime":76.375,"body":"separately are now connected together"},{"startTime":71.208,"endTime":76.375,"body":"inside of a multi"},{"startTime":76.5,"endTime":79.708,"body":"by dynamics tools for example like Excite"},{"startTime":76.5,"endTime":79.708,"body":"which AVL"},{"startTime":79.708,"endTime":82.5,"body":"sells and supports."},{"startTime":83.0,"endTime":83.875,"body":"And there"},{"startTime":85.666,"endTime":88.833,"body":"we're able to take"},{"startTime":85.666,"endTime":88.833,"body":"the summit through the full simulations"},{"startTime":88.833,"endTime":94.166,"body":"and look at how the pressures"},{"startTime":88.833,"endTime":94.166,"body":"from the combustion act on the piston."},{"startTime":94.166,"endTime":95.25,"body":"The loads"},{"startTime":95.25,"endTime":98.875,"body":"traveled down through the connecting"},{"startTime":95.25,"endTime":98.875,"body":"rod produce torque on the crankshaft."},{"startTime":99.416,"endTime":102.5,"body":"Look at how the,"},{"startTime":99.416,"endTime":102.5,"body":"the bearings are supporting these loads"},{"startTime":103.916,"endTime":107.0,"body":"and that's looking at say, durability."},{"startTime":107.0,"endTime":112.833,"body":"So looking at the loads, looking at how"},{"startTime":107.0,"endTime":112.833,"body":"things are going to wear or fatigue."},{"startTime":113.416,"endTime":118.958,"body":"And as a side product of those simulations"},{"startTime":113.416,"endTime":118.958,"body":"we also look at NVH,"},{"startTime":118.958,"endTime":121.666,"body":"which is noise, vibration and harshness"},{"startTime":122.333,"endTime":125.291,"body":"and that's really what you can feel"},{"startTime":126.208,"endTime":129.625,"body":"maybe for an automotive vehicle"},{"startTime":126.208,"endTime":129.625,"body":"setting in the in the vehicle."},{"startTime":129.625,"endTime":131.875,"body":"And maybe at the beginning"},{"startTime":131.875,"endTime":133.916,"body":"I know my son's car"},{"startTime":131.875,"endTime":133.916,"body":"when it starts in the morning,"},{"startTime":133.916,"endTime":135.625,"body":"it's trying to warm the engine up."},{"startTime":135.625,"endTime":137.375,"body":"So it's going through thumps,"},{"startTime":135.625,"endTime":137.375,"body":"through things, things"},{"startTime":137.375,"endTime":140.333,"body":"that are going to make the engine vibrate,"},{"startTime":137.375,"endTime":140.333,"body":"that gets into the chassis"},{"startTime":140.333,"endTime":142.791,"body":"and that gets into your seat"},{"startTime":140.333,"endTime":142.791,"body":"and under your steering wheel."},{"startTime":143.541,"endTime":147.5,"body":"So looking at how things are vibrating"},{"startTime":143.541,"endTime":147.5,"body":"so those are more tactical"},{"startTime":148.25,"endTime":150.625,"body":"and then you have"},{"startTime":148.25,"endTime":150.625,"body":"the ones that you can hear."},{"startTime":151.333,"endTime":153.875,"body":"So you have the frequency range up to say"},{"startTime":153.875,"endTime":157.583,"body":"3000 hertz"},{"startTime":153.875,"endTime":157.583,"body":"where these parts are vibrating."},{"startTime":157.833,"endTime":161.833,"body":"Then that's moving the air"},{"startTime":157.833,"endTime":161.833,"body":"that then gets to your eardrum"},{"startTime":163.0,"endTime":165.333,"body":"and or could be vibrating other parts."},{"startTime":165.333,"endTime":171.291,"body":"So that's multi by dynamics, durability,"},{"startTime":165.333,"endTime":171.291,"body":"NVH is where it's going really."},{"startTime":171.291,"endTime":174.041,"body":"So I think I answered your question there."},{"startTime":174.083,"endTime":176.125,"body":"It's good. It's very good."},{"startTime":176.125,"endTime":179.25,"body":"So a lot of times when when people talk"},{"startTime":176.125,"endTime":179.25,"body":"in the simulation space,"},{"startTime":179.25,"endTime":183.208,"body":"they talk about one simulation"},{"startTime":179.25,"endTime":183.208,"body":"and talk about the simulation,"},{"startTime":183.75,"endTime":185.541,"body":"maybe all two types of simulation."},{"startTime":185.541,"endTime":187.375,"body":"Can you highlight a little bit"},{"startTime":185.541,"endTime":187.375,"body":"the difference"},{"startTime":187.375,"endTime":190.625,"body":"between what those two or maybe again,"},{"startTime":187.375,"endTime":190.625,"body":"additional ones really mean?"},{"startTime":191.208,"endTime":193.875,"body":"Yeah, sorry, only two, but say"},{"startTime":193.875,"endTime":197.291,"body":"electric vehicles does it also apply"},{"startTime":193.875,"endTime":197.291,"body":"to things as you just mentioned?"},{"startTime":197.625,"endTime":199.375,"body":"Hey, you know, basic engines"},{"startTime":199.375,"endTime":203.0,"body":"or engines that have been around for 25,"},{"startTime":199.375,"endTime":203.0,"body":"50 plus years."},{"startTime":203.458,"endTime":204.208,"body":"Right."},{"startTime":204.375,"endTime":207.291,"body":"So on the structure side there, we're"},{"startTime":207.75,"endTime":210.25,"body":"predominantly people are talking"},{"startTime":207.75,"endTime":210.25,"body":"about three dimensional."},{"startTime":210.25,"endTime":214.208,"body":"So we're physically modeling the parts"},{"startTime":210.25,"endTime":214.208,"body":"with finite"},{"startTime":214.208,"endTime":217.25,"body":"elements,"},{"startTime":214.208,"endTime":217.25,"body":"democratizing them up in three dimensions"},{"startTime":218.333,"endTime":220.25,"body":"where things are moving in the X,"},{"startTime":220.25,"endTime":223.5,"body":"Y and Z direction,"},{"startTime":220.25,"endTime":223.5,"body":"but also have rotations."},{"startTime":224.416,"endTime":229.291,"body":"There is a subset of that"},{"startTime":224.416,"endTime":229.291,"body":"where we look at early on in designing"},{"startTime":229.291,"endTime":233.291,"body":"engines or not just engines,"},{"startTime":229.291,"endTime":233.291,"body":"but also motors"},{"startTime":234.041,"endTime":236.875,"body":"and drive lines,"},{"startTime":234.041,"endTime":236.875,"body":"which is torsional vibrations,"},{"startTime":237.25,"endTime":240.5,"body":"where you can simplify the parts down"},{"startTime":237.25,"endTime":240.5,"body":"to just"},{"startTime":240.916,"endTime":244.25,"body":"one degree of freedom,"},{"startTime":240.916,"endTime":244.25,"body":"which is predominantly just the rotation."},{"startTime":244.708,"endTime":246.75,"body":"So it's a spring damper system."},{"startTime":246.75,"endTime":250.166,"body":"So we simulate the cross-section of a"},{"startTime":250.166,"endTime":253.375,"body":"of a part and then we can get"},{"startTime":250.166,"endTime":253.375,"body":"the torsional stiffness of that."},{"startTime":253.791,"endTime":258.25,"body":"The forcing function would either be"},{"startTime":253.791,"endTime":258.25,"body":"the electric motor poles as they pulse"},{"startTime":258.666,"endTime":261.375,"body":"then causing torques"},{"startTime":258.666,"endTime":261.375,"body":"or could be the individual"},{"startTime":261.375,"endTime":265.333,"body":"firing of a cylinder, causing"},{"startTime":261.375,"endTime":265.333,"body":"those pulses down the system."},{"startTime":265.333,"endTime":271.5,"body":"So those those cause durability issues,"},{"startTime":265.333,"endTime":271.5,"body":"those also call it NVH issues."},{"startTime":271.5,"endTime":273.833,"body":"And so you've probably felt"},{"startTime":271.5,"endTime":273.833,"body":"that in your own vehicle"},{"startTime":273.833,"endTime":275.125,"body":"where you get maybe some shutter"},{"startTime":275.125,"endTime":277.708,"body":"or something of this nature"},{"startTime":275.125,"endTime":277.708,"body":"where you're surging back and forth."},{"startTime":278.25,"endTime":281.541,"body":"So generally speaking,"},{"startTime":278.25,"endTime":281.541,"body":"we're talking three dimensions, but"},{"startTime":281.666,"endTime":285.125,"body":"there are subsets of doing one"},{"startTime":281.666,"endTime":285.125,"body":"dimensional simulations."},{"startTime":285.5,"endTime":286.416,"body":"Okay."},{"startTime":286.666,"endTime":290.458,"body":"And in the mechanical simulation,"},{"startTime":286.666,"endTime":290.458,"body":"I know there are systems"},{"startTime":290.458,"endTime":293.666,"body":"that we have that other ones"},{"startTime":290.458,"endTime":293.666,"body":"has as well as it relates to simulation."},{"startTime":293.666,"endTime":297.291,"body":"We also simulate"},{"startTime":293.666,"endTime":297.291,"body":"not just maybe a an E-motor,"},{"startTime":297.291,"endTime":301.541,"body":"but to complete, let's say, electric"},{"startTime":297.291,"endTime":301.541,"body":"propulsion system, maybe not just a"},{"startTime":301.958,"endTime":304.916,"body":"a combustion chamber,"},{"startTime":301.958,"endTime":304.916,"body":"but the complete engine is"},{"startTime":304.916,"endTime":310.833,"body":"is that something that is is growing"},{"startTime":304.916,"endTime":310.833,"body":"is is something that is dependent on"},{"startTime":310.833,"endTime":314.583,"body":"if you're a system’s guy versus"},{"startTime":310.833,"endTime":314.583,"body":"a specific component and or part guy."},{"startTime":314.625,"endTime":316.416,"body":"More important how is that."},{"startTime":317.791,"endTime":320.5,"body":"There's the I think on the electric motors"},{"startTime":317.791,"endTime":320.5,"body":"side,"},{"startTime":320.75,"endTime":324.541,"body":"there is the controls that we take"},{"startTime":320.75,"endTime":324.541,"body":"and that we're trying"},{"startTime":324.541,"endTime":327.75,"body":"to take into consideration"},{"startTime":324.541,"endTime":327.75,"body":"as far as how the"},{"startTime":328.416,"endTime":331.708,"body":"direct voltage has to be converted"},{"startTime":328.416,"endTime":331.708,"body":"into an alternating current."},{"startTime":332.25,"endTime":335.833,"body":"The the cleanliness"},{"startTime":332.25,"endTime":335.833,"body":"or how clean that current is,"},{"startTime":336.583,"endTime":340.541,"body":"is if it's not done well, you can get"},{"startTime":336.583,"endTime":340.541,"body":"you have to convert"},{"startTime":341.041,"endTime":344.166,"body":"something into digital"},{"startTime":341.041,"endTime":344.166,"body":"and basically you're making"},{"startTime":344.166,"endTime":347.291,"body":"a sine wave ideally, but you can't do that"},{"startTime":344.166,"endTime":347.291,"body":"because it's digital."},{"startTime":347.291,"endTime":350.5,"body":"So you're getting stair steps"},{"startTime":347.291,"endTime":350.5,"body":"and these stair steps"},{"startTime":350.5,"endTime":353.5,"body":"can then produce torques that aren't"},{"startTime":354.625,"endTime":357.666,"body":"perfect and those can get into the system."},{"startTime":357.666,"endTime":361.458,"body":"So that is done on the control side."},{"startTime":361.458,"endTime":364.416,"body":"And but we also have to consider"},{"startTime":361.458,"endTime":364.416,"body":"how they could affect"},{"startTime":364.583,"endTime":368.25,"body":"downstream on the on the durability side"},{"startTime":364.583,"endTime":368.25,"body":"or on the torsional side."},{"startTime":369.833,"endTime":371.791,"body":"I think systems we want to talk about,"},{"startTime":369.833,"endTime":371.791,"body":"you know, is"},{"startTime":371.791,"endTime":376.208,"body":"is all looking at an internal combustion"},{"startTime":371.791,"endTime":376.208,"body":"chamber to simulation for it."},{"startTime":376.208,"endTime":379.375,"body":"Are we are we expanding"},{"startTime":376.208,"endTime":379.375,"body":"to the, to the simulation."},{"startTime":379.375,"endTime":381.583,"body":"I mean to that to the system. Right."},{"startTime":381.583,"endTime":384.666,"body":"I mean the for I could say that for the"},{"startTime":385.583,"endTime":388.166,"body":"look when we considering systems on a"},{"startTime":385.583,"endTime":388.166,"body":"on an engine,"},{"startTime":389.541,"endTime":392.541,"body":"the internal combustion is performing"},{"startTime":389.541,"endTime":392.541,"body":"so we have"},{"startTime":393.083,"endTime":397.958,"body":"fluid dynamics people that are simulating"},{"startTime":393.083,"endTime":397.958,"body":"that that gives us a pressure trace"},{"startTime":398.333,"endTime":402.916,"body":"that can come in to our as our forcing"},{"startTime":398.333,"endTime":402.916,"body":"function into our multi bio dynamics. On."},{"startTime":403.25,"endTime":407.208,"body":"The valve train"},{"startTime":403.25,"endTime":407.208,"body":"is part of the gas exchange."},{"startTime":407.208,"endTime":412.5,"body":"So we are simulating valve trains and"},{"startTime":407.208,"endTime":412.5,"body":"then simultaneously with the crank train"},{"startTime":413.791,"endTime":416.541,"body":"and also if there's any gear trains"},{"startTime":416.541,"endTime":420.416,"body":"or pulleys or things of this nature,"},{"startTime":416.541,"endTime":420.416,"body":"those are solved simultaneously."},{"startTime":420.958,"endTime":426.166,"body":"It's not always necessary to go all out"},{"startTime":420.958,"endTime":426.166,"body":"and do all of those calculations."},{"startTime":427.291,"endTime":428.583,"body":"You can"},{"startTime":428.583,"endTime":431.541,"body":"model them separately and decouple them."},{"startTime":431.541,"endTime":435.416,"body":"But in certain situations"},{"startTime":431.541,"endTime":435.416,"body":"it is important that there can be some"},{"startTime":435.833,"endTime":439.25,"body":"some coupling of those systems"},{"startTime":435.833,"endTime":439.25,"body":"that can lead to things that you wouldn't"},{"startTime":439.25,"endTime":442.0,"body":"see if you decoupled them. Okay,"},{"startTime":439.25,"endTime":442.0,"body":"very good."},{"startTime":442.708,"endTime":446.666,"body":"So you're talking a lot about engines"},{"startTime":442.708,"endTime":446.666,"body":"is still very much a field"},{"startTime":446.666,"endTime":450.5,"body":"that you're simulation is very important,"},{"startTime":446.666,"endTime":450.5,"body":"maybe even more so."},{"startTime":450.5,"endTime":450.75,"body":"Right."},{"startTime":450.75,"endTime":454.791,"body":"Less people are being deployed towards"},{"startTime":450.75,"endTime":454.791,"body":"that because the human capital is deployed"},{"startTime":454.791,"endTime":458.333,"body":"to more to more evolving EVs"},{"startTime":458.333,"endTime":461.833,"body":"and fuel cell based propulsion systems."},{"startTime":462.875,"endTime":464.625,"body":"So into space that we've talked about."},{"startTime":464.625,"endTime":467.666,"body":"And let's stay with engines again,"},{"startTime":464.625,"endTime":467.666,"body":"gas and diesel engines."},{"startTime":468.458,"endTime":472.708,"body":"I've always wondered what what's more"},{"startTime":468.458,"endTime":472.708,"body":"important is the processing speed"},{"startTime":472.708,"endTime":477.833,"body":"of a simulation tool, more important"},{"startTime":472.708,"endTime":477.833,"body":"for your customers, or is it more to"},{"startTime":479.458,"endTime":480.916,"body":"the accuracy"},{"startTime":480.916,"endTime":485.416,"body":"and a correlation to to the real world"},{"startTime":480.916,"endTime":485.416,"body":"of the models that we're using?"},{"startTime":485.416,"endTime":487.833,"body":"Or does it depend on"},{"startTime":485.416,"endTime":487.833,"body":"what somebody is trying to do?"},{"startTime":488.541,"endTime":491.25,"body":"I, I think we're to the point"},{"startTime":488.541,"endTime":491.25,"body":"where we can do both."},{"startTime":491.25,"endTime":494.333,"body":"Actually,"},{"startTime":491.25,"endTime":494.333,"body":"I was thinking about this in preparation"},{"startTime":494.333,"endTime":498.833,"body":"that 20, 25 years ago"},{"startTime":494.333,"endTime":498.833,"body":"when when I started doing this, the"},{"startTime":499.375,"endTime":502.0,"body":"we would model things"},{"startTime":499.375,"endTime":502.0,"body":"on a pretty coarse approach"},{"startTime":502.916,"endTime":506.416,"body":"we were limited to"},{"startTime":502.916,"endTime":506.416,"body":"by our computing resources."},{"startTime":508.041,"endTime":511.5,"body":"I almost started back when you had to"},{"startTime":508.041,"endTime":511.5,"body":"build tiny elements by hand."},{"startTime":513.041,"endTime":517.416,"body":"Not nothing automated,"},{"startTime":513.041,"endTime":517.416,"body":"but but we had to keep them small"},{"startTime":517.416,"endTime":520.583,"body":"because you had limited resources"},{"startTime":517.416,"endTime":520.583,"body":"with your computers and"},{"startTime":521.75,"endTime":524.916,"body":"with Moore's Law"},{"startTime":521.75,"endTime":524.916,"body":"tracking along through the eighties"},{"startTime":524.916,"endTime":530.666,"body":"and nineties, things were getting faster"},{"startTime":524.916,"endTime":530.666,"body":"every year, every every month, almost."},{"startTime":530.666,"endTime":532.875,"body":"And that allowed us to"},{"startTime":533.75,"endTime":537.208,"body":"not just look at what"},{"startTime":533.75,"endTime":537.208,"body":"we normally would look at, would say peak"},{"startTime":537.208,"endTime":542.0,"body":"cylinder pressure or maximum torque"},{"startTime":537.208,"endTime":542.0,"body":"or an overspeed condition"},{"startTime":542.0,"endTime":546.291,"body":"where we only looking at individual points"},{"startTime":542.0,"endTime":546.291,"body":"throughout the whole load curve."},{"startTime":546.916,"endTime":550.333,"body":"But we are now able to look"},{"startTime":546.916,"endTime":550.333,"body":"at the whole speed"},{"startTime":550.333,"endTime":553.166,"body":"range from part load to full load."},{"startTime":553.5,"endTime":555.791,"body":"So we were able to do more."},{"startTime":556.458,"endTime":559.041,"body":"And the idea there is that there could be"},{"startTime":559.875,"endTime":562.666,"body":"conditions that you would miss"},{"startTime":559.875,"endTime":562.666,"body":"where torsional excitations"},{"startTime":562.666,"endTime":565.791,"body":"could get reach"},{"startTime":562.666,"endTime":565.791,"body":"or resonance could cause damage."},{"startTime":566.333,"endTime":569.083,"body":"And if you didn't do the so-called speed"},{"startTime":566.333,"endTime":569.083,"body":"sweep"},{"startTime":569.083,"endTime":571.916,"body":"of multiple loads"},{"startTime":569.083,"endTime":571.916,"body":"and so forth, you could miss that."},{"startTime":572.416,"endTime":575.833,"body":"So computers allowed us"},{"startTime":572.416,"endTime":575.833,"body":"to, to do that, to be able to"},{"startTime":575.833,"endTime":579.958,"body":"submit"},{"startTime":575.833,"endTime":579.958,"body":"multiple cases, even of the same model."},{"startTime":581.875,"endTime":584.75,"body":"We have the"},{"startTime":581.875,"endTime":584.75,"body":"luxury of AVL to have unlimited licenses."},{"startTime":584.75,"endTime":588.875,"body":"But you still can submit"},{"startTime":584.75,"endTime":588.875,"body":"a lot of a lot of simulations"},{"startTime":589.291,"endTime":591.333,"body":"and more recently,"},{"startTime":592.625,"endTime":595.583,"body":"the post processing is becoming automated."},{"startTime":596.0,"endTime":599.708,"body":"So you would spend a lot of time"},{"startTime":596.0,"endTime":599.708,"body":"just gathering the results"},{"startTime":599.708,"endTime":601.583,"body":"and then showing them."},{"startTime":601.583,"endTime":605.666,"body":"Now we have apps and so forth"},{"startTime":601.583,"endTime":605.666,"body":"that create these for you automatically"},{"startTime":605.958,"endTime":609.166,"body":"and you're looking at things"},{"startTime":605.958,"endTime":609.166,"body":"in a consistent manner."},{"startTime":609.541,"endTime":614.833,"body":"And even comparing models, the accuracy"},{"startTime":609.541,"endTime":614.833,"body":"part, we've reached that accuracy."},{"startTime":615.125,"endTime":619.458,"body":"We have correlated models,"},{"startTime":615.125,"endTime":619.458,"body":"we know the techniques that we need to do"},{"startTime":619.458,"endTime":622.583,"body":"to get the correct stresses"},{"startTime":619.458,"endTime":622.583,"body":"in the crankshaft, fill it, say,"},{"startTime":623.791,"endTime":625.75,"body":"and we have reached that accuracy."},{"startTime":625.75,"endTime":627.833,"body":"So we're able to do both."},{"startTime":627.833,"endTime":629.458,"body":"I believe at this point. Yeah."},{"startTime":629.458,"endTime":632.041,"body":"Accurate and quick. Good, good."},{"startTime":632.875,"endTime":637.041,"body":"So maybe staying a little bit with this,"},{"startTime":632.875,"endTime":637.041,"body":"I think it ties in nicely to"},{"startTime":637.041,"endTime":638.041,"body":"my next question."},{"startTime":639.083,"endTime":641.875,"body":"If you were to pick over your last"},{"startTime":639.083,"endTime":641.875,"body":"25 years,"},{"startTime":642.166,"endTime":644.916,"body":"your your favorite simulation tool"},{"startTime":644.916,"endTime":648.208,"body":"or simulation product, what would it be?"},{"startTime":648.208,"endTime":651.583,"body":"And tell us a little bit,"},{"startTime":648.208,"endTime":651.583,"body":"how has that tool evolved?"},{"startTime":651.583,"endTime":655.041,"body":"And maybe you're picking a tool"},{"startTime":651.583,"endTime":655.041,"body":"that we've had or that you've been using"},{"startTime":655.5,"endTime":658.583,"body":"or supporting for ten plus years,"},{"startTime":655.5,"endTime":658.583,"body":"whatever it might be."},{"startTime":658.958,"endTime":661.875,"body":"But pick a tool that really is, again,"},{"startTime":658.958,"endTime":661.875,"body":"hopefully one of your favorites"},{"startTime":661.875,"endTime":664.25,"body":"and tell us a little bit"},{"startTime":661.875,"endTime":664.25,"body":"how has this tool evolved,"},{"startTime":664.291,"endTime":668.0,"body":"maybe from, again, from exactly"},{"startTime":664.291,"endTime":668.0,"body":"what we just talked about, process,"},{"startTime":668.125,"endTime":671.083,"body":"power, post-processing, power modeling,"},{"startTime":671.083,"endTime":674.875,"body":"accuracy, the finite element analysis"},{"startTime":674.875,"endTime":678.625,"body":"that maybe go into how to maybe even"},{"startTime":679.083,"endTime":681.708,"body":"use the user friendliness,"},{"startTime":679.083,"endTime":681.708,"body":"all of that stuff."},{"startTime":682.125,"endTime":682.958,"body":"Yeah."},{"startTime":683.125,"endTime":686.458,"body":"So I there's, there's"},{"startTime":683.125,"endTime":686.458,"body":"probably a couple of them but"},{"startTime":686.75,"endTime":691.333,"body":"I think I've focused on what I've kind of"},{"startTime":686.75,"endTime":691.333,"body":"almost become an expert in, I would say."},{"startTime":691.833,"endTime":696.333,"body":"And that's withinside of EXCITE™"},{"startTime":691.833,"endTime":696.333,"body":"We have the capabilities of"},{"startTime":696.458,"endTime":700.25,"body":"not just solving the structures"},{"startTime":696.458,"endTime":700.25,"body":"that we're also have"},{"startTime":700.291,"endTime":705.958,"body":"the so electrichydrodynamic joint,"},{"startTime":700.291,"endTime":705.958,"body":"which solves the fluid film"},{"startTime":705.958,"endTime":711.208,"body":"or more particular"},{"startTime":705.958,"endTime":711.208,"body":"say the oil in the main bearing or the oil"},{"startTime":711.5,"endTime":714.0,"body":"film thickness"},{"startTime":711.5,"endTime":714.0,"body":"in the connecting rod big end"},{"startTime":714.625,"endTime":719.958,"body":"and this was part of why"},{"startTime":714.625,"endTime":719.958,"body":"I enjoyed multibidynamics when I started"},{"startTime":719.958,"endTime":724.25,"body":"and I saw this and I one of my first job"},{"startTime":719.958,"endTime":724.25,"body":"was to work in this area."},{"startTime":725.0,"endTime":728.875,"body":"At the very beginning there was"},{"startTime":725.0,"endTime":728.875,"body":"it was groundbreaking,"},{"startTime":728.875,"endTime":732.166,"body":"I would say, to be able to solve"},{"startTime":728.875,"endTime":732.166,"body":"this, but it was very basic."},{"startTime":733.791,"endTime":734.083,"body":"It would"},{"startTime":734.083,"endTime":737.083,"body":"solve the Reynolds equation"},{"startTime":734.083,"endTime":737.083,"body":"for the fluid film simultaneously."},{"startTime":737.083,"endTime":739.541,"body":"But there was assumptions."},{"startTime":737.083,"endTime":739.541,"body":"It was fully filled."},{"startTime":739.958,"endTime":742.75,"body":"We couldn't model any oil grooves,"},{"startTime":739.958,"endTime":742.75,"body":"We couldn't"},{"startTime":742.75,"endTime":745.75,"body":"model any oil holes."},{"startTime":745.75,"endTime":749.041,"body":"And then over the years,"},{"startTime":745.75,"endTime":749.041,"body":"those were added inside of EXCITE™."},{"startTime":749.041,"endTime":753.833,"body":"So we could see we could put the groove"},{"startTime":749.041,"endTime":753.833,"body":"where the oil comes into the bearing."},{"startTime":753.833,"endTime":759.75,"body":"We could also model any deformations"},{"startTime":753.833,"endTime":759.75,"body":"in the bearing due to manufacturing."},{"startTime":759.75,"endTime":762.375,"body":"When you bolt up the main"},{"startTime":759.75,"endTime":762.375,"body":"bearing cap to the block."},{"startTime":764.083,"endTime":767.791,"body":"And that was a big improvement to be able"},{"startTime":764.083,"endTime":767.791,"body":"to get the boundary conditions right,"},{"startTime":767.791,"endTime":772.625,"body":"to get more accurate results in the better"},{"startTime":767.791,"endTime":772.625,"body":"beginning, the joint was really to get"},{"startTime":772.625,"endTime":777.166,"body":"the nice load distribution from properly"},{"startTime":772.625,"endTime":777.166,"body":"from the crankshaft of the block,"},{"startTime":777.583,"endTime":781.208,"body":"but it evolved into being able"},{"startTime":777.583,"endTime":781.208,"body":"to look at the details of the bearings."},{"startTime":781.208,"endTime":784.708,"body":"So we're talking very microns of closeness"},{"startTime":785.333,"endTime":788.333,"body":"and then that also involved"},{"startTime":785.333,"endTime":788.333,"body":"into being able to"},{"startTime":788.75,"endTime":792.083,"body":"not just solving the Reynolds equation,"},{"startTime":788.75,"endTime":792.083,"body":"but we introduced the ability to"},{"startTime":792.083,"endTime":793.416,"body":"look at friction"},{"startTime":794.375,"endTime":796.916,"body":"from metal"},{"startTime":794.375,"endTime":796.916,"body":"to metal contact, how the parts would"},{"startTime":797.25,"endTime":801.083,"body":"if the film thickness got small enough,"},{"startTime":797.25,"endTime":801.083,"body":"how the peaks of the parts"},{"startTime":801.083,"endTime":804.791,"body":"would touch each other and actually"},{"startTime":801.083,"endTime":804.791,"body":"contact and cause additional friction."},{"startTime":805.375,"endTime":810.083,"body":"This can cause heat that has to be"},{"startTime":805.375,"endTime":810.083,"body":"worried about it can damage the bearing."},{"startTime":811.166,"endTime":813.458,"body":"And also we can simulate the wear"},{"startTime":813.958,"endTime":818.5,"body":"so we can progressively run a simulator"},{"startTime":813.958,"endTime":818.5,"body":"and look at the load."},{"startTime":818.5,"endTime":822.0,"body":"So this is going to remove"},{"startTime":818.5,"endTime":822.0,"body":"so much material based on models"},{"startTime":822.0,"endTime":823.583,"body":"like Archer's law."},{"startTime":823.583,"endTime":827.125,"body":"And then we can re profile"},{"startTime":823.583,"endTime":827.125,"body":"the bearing as if it were happening"},{"startTime":827.125,"endTime":829.875,"body":"in real life"},{"startTime":827.125,"endTime":829.875,"body":"and then run the simulation a second time."},{"startTime":830.375,"endTime":833.666,"body":"And I find this interesting"},{"startTime":830.375,"endTime":833.666,"body":"that we can do this."},{"startTime":834.0,"endTime":836.916,"body":"And then you lay the part on the table"},{"startTime":836.916,"endTime":839.625,"body":"and you do an EXCITE™ simulation."},{"startTime":840.041,"endTime":842.541,"body":"You can see very,"},{"startTime":840.041,"endTime":842.541,"body":"very similar wear patterns"},{"startTime":843.208,"endTime":846.0,"body":"and I find that very interesting"},{"startTime":843.208,"endTime":846.0,"body":"and that's cool."},{"startTime":846.0,"endTime":848.041,"body":"Kind of pretty cool. Yeah. Yeah."},{"startTime":848.833,"endTime":853.25,"body":"So I think my next question has always"},{"startTime":848.833,"endTime":853.25,"body":"been I've always had this in my mind."},{"startTime":853.25,"endTime":854.791,"body":"You know, there's this feeling of"},{"startTime":855.833,"endTime":856.916,"body":"a simulation tool is"},{"startTime":856.916,"endTime":859.916,"body":"super critical, obviously,"},{"startTime":856.916,"endTime":859.916,"body":"on how accurate it is, right?"},{"startTime":860.125,"endTime":863.875,"body":"So I get as close, closer correlation"},{"startTime":860.125,"endTime":863.875,"body":"to real world data."},{"startTime":864.75,"endTime":869.0,"body":"Once I put to device the engine in"},{"startTime":864.75,"endTime":869.0,"body":"the case that we've talked today together"},{"startTime":869.0,"endTime":872.375,"body":"versus what I've had to compare it"},{"startTime":869.0,"endTime":872.375,"body":"to what I model."},{"startTime":872.375,"endTime":873.625,"body":"Right? Yeah."},{"startTime":873.625,"endTime":877.041,"body":"But I always wondered how important you"},{"startTime":873.625,"endTime":877.041,"body":"to your customers, to"},{"startTime":877.041,"endTime":881.583,"body":"our customers are in just general to,"},{"startTime":877.041,"endTime":881.583,"body":"to simulation tool and product users"},{"startTime":882.041,"endTime":885.208,"body":"is to user interface"},{"startTime":882.041,"endTime":885.208,"body":"and to user friendliness."},{"startTime":885.208,"endTime":888.833,"body":"So how easy is it for for"},{"startTime":885.208,"endTime":888.833,"body":"maybe a layman like me"},{"startTime":889.291,"endTime":893.541,"body":"that a tool is easy to use"},{"startTime":889.291,"endTime":893.541,"body":"and makes it real simple to,"},{"startTime":894.166,"endTime":897.333,"body":"to get to running a model"},{"startTime":894.166,"endTime":897.333,"body":"and get some data out of it?"},{"startTime":898.041,"endTime":900.708,"body":"Or is this a different type"},{"startTime":898.041,"endTime":900.708,"body":"of application?"},{"startTime":900.708,"endTime":903.916,"body":"And some tools are very simple"},{"startTime":900.708,"endTime":903.916,"body":"and they're specifically for,"},{"startTime":903.916,"endTime":905.875,"body":"let's say, a layman like me. Yeah."},{"startTime":905.875,"endTime":910.166,"body":"And then there's tools that are really for"},{"startTime":905.875,"endTime":910.166,"body":"the for the let's call it the really the"},{"startTime":910.541,"endTime":913.208,"body":"the nitty gritty engineers"},{"startTime":910.541,"endTime":913.208,"body":"that want to go into the details,"},{"startTime":913.208,"endTime":914.666,"body":"you know, let's"},{"startTime":913.208,"endTime":914.666,"body":"call them the nerds, right."},{"startTime":914.666,"endTime":917.666,"body":"I really every little finite data point."},{"startTime":917.833,"endTime":919.916,"body":"Can you share a little bit"},{"startTime":917.833,"endTime":919.916,"body":"a light on that."},{"startTime":920.791,"endTime":924.75,"body":"Yeah I'm back In the old days"},{"startTime":920.791,"endTime":924.75,"body":"everything was command line driven"},{"startTime":924.75,"endTime":928.875,"body":"so you would type a command to"},{"startTime":924.75,"endTime":928.875,"body":"to to make point A to go to point B"},{"startTime":930.208,"endTime":933.5,"body":"and then there's"},{"startTime":930.208,"endTime":933.5,"body":"the, there's the computers came in,"},{"startTime":933.5,"endTime":936.833,"body":"the graphics, laptops became more popular"},{"startTime":933.5,"endTime":936.833,"body":"and so forth."},{"startTime":937.75,"endTime":939.208,"body":"The, the graphics."},{"startTime":939.208,"endTime":943.125,"body":"And I'll admit our tool is the excite tool"},{"startTime":943.125,"endTime":946.333,"body":"for examples,"},{"startTime":943.125,"endTime":946.333,"body":"I think probably 30 years old plus now."},{"startTime":946.791,"endTime":949.375,"body":"So the very beginning that we're still"},{"startTime":949.375,"endTime":951.875,"body":"using some of those same graphics ideas,"},{"startTime":952.5,"endTime":955.791,"body":"but we have recognize this as a company"},{"startTime":956.125,"endTime":959.708,"body":"and over the past several years"},{"startTime":956.125,"endTime":959.708,"body":"we've started to simultaneously develop"},{"startTime":959.708,"endTime":963.166,"body":"and now it's it's"},{"startTime":959.708,"endTime":963.166,"body":"part of part of our offering is"},{"startTime":963.416,"endTime":967.083,"body":"are similar simulation desktop"},{"startTime":963.416,"endTime":967.083,"body":"where that is."},{"startTime":967.458,"endTime":968.75,"body":"More. Progressive."},{"startTime":968.75,"endTime":974.666,"body":"It is what I think new users would expect"},{"startTime":968.75,"endTime":974.666,"body":"to see the video gamers,"},{"startTime":974.666,"endTime":978.5,"body":"if you will,"},{"startTime":974.666,"endTime":978.5,"body":"where you have more flashy graphics."},{"startTime":978.5,"endTime":981.666,"body":"It's still the same solver"},{"startTime":978.5,"endTime":981.666,"body":"in the background."},{"startTime":982.041,"endTime":986.458,"body":"You still getting these the same precise"},{"startTime":982.041,"endTime":986.458,"body":"answers that you getting before,"},{"startTime":986.458,"endTime":990.291,"body":"but you're getting more visual feedback"},{"startTime":986.458,"endTime":990.291,"body":"as you assemble parts,"},{"startTime":990.291,"endTime":991.875,"body":"as you put things together."},{"startTime":992.916,"endTime":993.791,"body":"In the past,"},{"startTime":993.791,"endTime":996.25,"body":"I think you had to use a little bit"},{"startTime":993.791,"endTime":996.25,"body":"more of your imagination"},{"startTime":996.25,"endTime":999.291,"body":"because you didn't"},{"startTime":996.25,"endTime":999.291,"body":"always have a 3D confirmation"},{"startTime":999.291,"endTime":1001.541,"body":"that you were putting things together"},{"startTime":999.291,"endTime":1001.541,"body":"correctly."},{"startTime":1001.958,"endTime":1004.5,"body":"So this"},{"startTime":1004.5,"endTime":1007.625,"body":"I think there's pros and cons in both"},{"startTime":1007.625,"endTime":1010.041,"body":"kind of old school"},{"startTime":1007.625,"endTime":1010.041,"body":"and I think you should start"},{"startTime":1010.041,"endTime":1013.541,"body":"from the bottom up"},{"startTime":1010.041,"endTime":1013.541,"body":"and not jump in deep in head first."},{"startTime":1014.416,"endTime":1019.541,"body":"But it allows you, I think, now"},{"startTime":1014.416,"endTime":1019.541,"body":"to maybe take those bigger leaps"},{"startTime":1019.916,"endTime":1024.375,"body":"and you have more confidence that you're"},{"startTime":1019.916,"endTime":1024.375,"body":"putting the putting things together."},{"startTime":1024.375,"endTime":1025.375,"body":"So I think"},{"startTime":1026.833,"endTime":1029.958,"body":"as things as things progress, we have more"},{"startTime":1030.708,"endTime":1032.916,"body":"better tools"},{"startTime":1030.708,"endTime":1032.916,"body":"to help us with these these things."},{"startTime":1033.25,"endTime":1037.458,"body":"And a lot of these"},{"startTime":1033.25,"endTime":1037.458,"body":"also have so-called apps in the background"},{"startTime":1037.958,"endTime":1042.083,"body":"that are automating of the steps"},{"startTime":1037.958,"endTime":1042.083,"body":"that we've had to do manually."},{"startTime":1042.25,"endTime":1042.583,"body":"Okay."},{"startTime":1042.583,"endTime":1044.75,"body":"And this is important"},{"startTime":1042.583,"endTime":1044.75,"body":"because you could get,"},{"startTime":1045.583,"endTime":1050.416,"body":"say, the expertise of AVL"},{"startTime":1045.583,"endTime":1050.416,"body":"will put together a workflow"},{"startTime":1050.75,"endTime":1053.75,"body":"and a new user can follow this workflow."},{"startTime":1054.25,"endTime":1059.541,"body":"An experienced user could say, Well,"},{"startTime":1054.25,"endTime":1059.541,"body":"I like 99% of what AVL’s doing."},{"startTime":1059.541,"endTime":1062.666,"body":"Maybe there's something I'd like"},{"startTime":1059.541,"endTime":1062.666,"body":"to do here so he can tweak that as well."},{"startTime":1063.375,"endTime":1068.25,"body":"So but I think this is an important thing"},{"startTime":1063.375,"endTime":1068.25,"body":"that we're trying to help, is to"},{"startTime":1068.333,"endTime":1069.25,"body":"is to make"},{"startTime":1070.208,"endTime":1070.666,"body":"make more"},{"startTime":1070.666,"endTime":1073.958,"body":"entry level users become quicker experts."},{"startTime":1073.958,"endTime":1075.791,"body":"Sure. Sure."},{"startTime":1075.791,"endTime":1080.458,"body":"And maybe last question with all this,"},{"startTime":1075.791,"endTime":1080.458,"body":"let's say evolution of"},{"startTime":1080.666,"endTime":1084.333,"body":"and progress"},{"startTime":1080.666,"endTime":1084.333,"body":"we have from, again, simulation tools."},{"startTime":1084.333,"endTime":1088.666,"body":"And you mentioned 25 years ago to now"},{"startTime":1084.333,"endTime":1088.666,"body":"this has moved to UX."},{"startTime":1088.666,"endTime":1090.666,"body":"How that has changed."},{"startTime":1090.666,"endTime":1094.0,"body":"How do you stay up on the latest"},{"startTime":1090.666,"endTime":1094.0,"body":"and greatest trends"},{"startTime":1094.0,"endTime":1098.708,"body":"as it relates to simulation technology"},{"startTime":1094.0,"endTime":1098.708,"body":"and maybe even simulation methods?"},{"startTime":1098.708,"endTime":1098.958,"body":"Right?"},{"startTime":1098.958,"endTime":1102.708,"body":"I don't know how much you guys"},{"startTime":1098.958,"endTime":1102.708,"body":"already are playing a game"},{"startTime":1102.708,"endTime":1105.583,"body":"or are playing a big part"},{"startTime":1102.708,"endTime":1105.583,"body":"in the simulation tools."},{"startTime":1106.666,"endTime":1109.0,"body":"Chat GPT Now is this big?"},{"startTime":1109.0,"endTime":1112.041,"body":"Allen This big craze right now"},{"startTime":1109.0,"endTime":1112.041,"body":"that we're trying to see"},{"startTime":1112.041,"endTime":1114.666,"body":"where can we implement"},{"startTime":1112.041,"endTime":1114.666,"body":"this? Almost anywhere."},{"startTime":1114.666,"endTime":1116.166,"body":"How do you stay up on trends?"},{"startTime":1116.166,"endTime":1119.125,"body":"How do you stay up on what maybe"},{"startTime":1116.166,"endTime":1119.125,"body":"makes sense? What doesn't make sense?"},{"startTime":1119.125,"endTime":1122.291,"body":"How do you form your opinion,"},{"startTime":1119.125,"endTime":1122.291,"body":"how you have your professional know how?"},{"startTime":1123.166,"endTime":1126.583,"body":"Yeah,"},{"startTime":1123.166,"endTime":1126.583,"body":"I I'm intrigued by what I hear about this."},{"startTime":1126.791,"endTime":1130.333,"body":"AI, I think my only real exposure to this"},{"startTime":1130.333,"endTime":1134.0,"body":"so far has been probably"},{"startTime":1130.333,"endTime":1134.0,"body":"in the last six months or so"},{"startTime":1135.375,"endTime":1138.25,"body":"where part of what we were talking about"},{"startTime":1135.375,"endTime":1138.25,"body":"earlier"},{"startTime":1138.25,"endTime":1141.25,"body":"is when I was thinking"},{"startTime":1138.25,"endTime":1141.25,"body":"about how things have progressed."},{"startTime":1141.25,"endTime":1146.708,"body":"When we started just doing basic models,"},{"startTime":1141.25,"endTime":1146.708,"body":"there was a point where we could start"},{"startTime":1146.708,"endTime":1150.166,"body":"to do optimization or more dollars"},{"startTime":1150.166,"endTime":1152.75,"body":"because we could do more simulations."},{"startTime":1153.708,"endTime":1155.958,"body":"I think on the optimization side"},{"startTime":1156.458,"endTime":1159.25,"body":"there, we now have some tools at AVL"},{"startTime":1159.25,"endTime":1162.291,"body":"that have some artificial intelligence"},{"startTime":1159.25,"endTime":1162.291,"body":"built into them."},{"startTime":1162.791,"endTime":1165.291,"body":"So by running a few models,"},{"startTime":1165.291,"endTime":1168.208,"body":"this thing learns how"},{"startTime":1168.583,"endTime":1170.625,"body":"the behavior of the system is going to"},{"startTime":1171.375,"endTime":1173.458,"body":"is behaving based on what you've told it."},{"startTime":1173.958,"endTime":1176.75,"body":"And it more quickly"},{"startTime":1176.75,"endTime":1178.916,"body":"guides you to the optimized direction."},{"startTime":1178.958,"endTime":1180.916,"body":"Wow. I find that interesting."},{"startTime":1180.916,"endTime":1182.833,"body":"It's probably a little bit above me."},{"startTime":1182.833,"endTime":1187.458,"body":"I try to read up on it when I can,"},{"startTime":1182.833,"endTime":1187.458,"body":"but I learned about this,"},{"startTime":1187.625,"endTime":1191.125,"body":"I guess through osmosis"},{"startTime":1187.625,"endTime":1191.125,"body":"by other people are able doing work"},{"startTime":1191.458,"endTime":1195.791,"body":"and following their projects or following"},{"startTime":1191.458,"endTime":1195.791,"body":"the reports that they put out."},{"startTime":1195.791,"endTime":1196.875,"body":"So okay,"},{"startTime":1197.958,"endTime":1198.916,"body":"very good."},{"startTime":1199.416,"endTime":1201.5,"body":"Thanks for your time. And you're welcome."},{"startTime":1201.5,"endTime":1203.833,"body":"Listeners and viewers tuning in."},{"startTime":1203.833,"endTime":1206.083,"body":"Thank you. Take care. Bye."},{"startTime":1206.083,"endTime":1208.541,"body":"Thanks for listening"},{"startTime":1206.083,"endTime":1208.541,"body":"to. Reimagine Mobility Podcast."},{"startTime":1208.541,"endTime":1211.166,"body":"If you like this episode,"},{"startTime":1208.541,"endTime":1211.166,"body":"please. Subscribe and tell a friend."}]}