Ask the Grounding Experts
Join us each week where our engineering experts answer your questions about the world of grounding and earthing. E&S Grounding Solutions' mission is to ENGINEER, EDUCATE, and EMPOWER the world's leading technology professionals and companies to become safer, more successful, and more profitable every single day. For a video of this podcast, please visit our YouTube Channel at E&S Grounding Solutions. For more information or to sign up for some of our world-renowned educational classes, please visit our website at: www.ESgrounding.com
Episodes
29 episodes
What are 4 Lightning Scenarios that Cause Problems? Part 5
In this episode, E&S Grounding Solutions President David Stockin discusses Part 5 of a 5-part series about lightning strike scenarios and the ways to protect against them.In the previous four episodes, we discussed the 4 lightning sc...
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Season 1
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Episode 29
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16:11
What are 4 Lightning Scenarios that Cause Problems? Part 4
In this episode, E&S Grounding Solutions President David Stockin discusses Part 4 of a 5-part series about lightning strike scenarios and the ways to protect against them.Direct lightning strikes are the fourth and least common scena...
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Season 1
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Episode 28
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8:35
What are 4 Lightning Scenarios that Cause Problems? Part 3
In this episode, E&S Grounding Solutions President David Stockin discusses Part-3 of a 5-part series about lightning strike scenarios and the ways to protect against them.Ground strikes are the second most common source of lightning...
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Season 1
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Episode 27
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7:24
What are 4 Lightning Scenarios that Cause Problems? Part 2
In this episode, E&S Grounding Solutions President David Stockin discusses Part-2 of a 5-part series about lightning strike scenarios and the ways to protect against them. Ground strikes are the second most common source of ligh...
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Season 1
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Episode 26
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6:24
What are 4 Lightning Scenarios that Cause Problems? Part 1
In this episode, E&S Grounding Solutions President David Stockin discusses Part-1 of a 5-part series about lightning strike scenarios and the ways to protect against them. Air-to-Air strikes are the most common source of lightni...
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Season 1
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Episode 25
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8:05
What are Ground Loops?
E&S Grounding Solutions President David Stockin responds to viewers' questions about the differences between ground “loops” and ground “rings”. Ground loops are a common term that is often ill defined and even more often used inappropriatel...
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Season 1
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Episode 24
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9:35
How Can Step-Voltage Accidents be Prevented?
In this episode, E&S Grounding Solutions President David Stockin responds to viewers questions about the dangers of Step Voltages. Step voltages are a very dangerous and unseen hazard. Primarily caused by lightning strikes or downed power l...
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Season 1
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Episode 23
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8:39
The Importance of Addressing Grounding Systems at the Beginning of the Project
In this episode, E&S Grounding Solutions President DavidStockin goes into detail on the importance of addressing your grounding system during the design process and how not doing so can cause costs to dramatically increase. David discusses ...
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Season 1
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Episode 22
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14:16
What are the Top 3 Things the NEC Needs to Change?
In this Episode of Ask the Grounding Experts, E&S Grounding Solutions President David Stockin discusses the Top 3 areas of improvement that are needed in Article 250, the Grounding Section, of the National Electrical Code (NEC). In ...
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Season 1
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Episode 21
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13:14
What are the Grounding Challenges at Solar Farms?
In this episode, E&S President David Stockin discusses the grounding challenges that you can encounter at solar farms.For a video of this podcast, please visit our YouTube Channel at E&S Grounding Solutions. For more information...
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Season 1
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Episode 20
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9:31
What is the Difference Between a Ground Wire and a Neutral Wire?
In this episode, our President, David Stockin walks us through the difference between a ground wire and a neutral wire. The differences might surprise you!For a video of this podcast, please visit our YouTube Channel at E&S Gr...
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Season 1
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Episode 19
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8:01
When Did the IEC Start Requiring Ground Rods?
In this episode, E&S Grounding Solutions President David Stockin discusses a requirement for ground rods in the IEC – it may be surprising to learn when this requirement was introduced!There are several reasons why a ground rod shou...
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Season 1
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Episode 18
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9:42
What Are the Different Electrical Codes Around the World?
In this episode, E&S Grounding Solutions President David Stockin chats with us about electrical codes used around the world. Not every country and region follow the same standard or code, but most of these guiding documents derive their req...
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Season 1
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Episode 17
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12:24
What Happens When Lightning Strikes a Tower (Part 2)
In this episode, E&S Grounding Solutions President David Stockin continues looking at an example of lightning striking a large metal tower. The connection between electrodes and earth will determine the potential difference across the groun...
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Season 1
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Episode 16
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13:22
What Happens When Lightning Strikes a Tower (Part 1)
There are a number of electrical phenomena that occur when lightning strikes an object. In this episode, E&S Grounding Solutions President, David Stockin walks us through those and tells us what we can do about it. For more info...
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Season 1
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Episode 15
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14:02
What is the Curse of Resistance to Ground Specifications?
In this episode, E&S Grounding Solutions President David Stockin explores the topic of resistance-to-ground specifications. It is important to consider the justification for specifying a particular value of resistance-to-ground. Can a very ...
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Season 1
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Episode 14
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16:01
What is Continuity Testing? (Part 2)
In this episode, E&S Grounding Solutions President David Stockin builds upon the previous episode’s discussion on testing the continuity of a grounding system, this time focusing on the clamp-on method. In this method, the clamp-on meter wi...
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Season 1
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Episode 13
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12:32
What is Continuity Testing? (Part 1)
In this episode, E&S Grounding Solutions President David Stockin begins a discussion on testing the continuity of a grounding system, focusing on the two-point method. In this method, resistance measurements are made at numerous points in t...
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Season 1
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Episode 12
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12:38
What is Resistance to Ground Measurement? (Part 2)
In this episode, E&S Grounding Solutions President David Stockin concludes a two-part series on resistance to ground measurements by discussing the induced frequency test, often called the “Clamp-On Method." In this method, a comparis...
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Season 1
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Episode 11
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13:03
What is Resistance to Ground Measurement? (Part 1)
In this episode, E&S Grounding Solutions President David Stockin sits down to chat about the three-point fall-of-potential method for conducting a resistance to ground measurement. In this method, there is a particular location for a potent...
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Season 1
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Episode 10
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12:15
What is the 4-Point Soil Resistivity Test? (Part 2)
In this episode, E&S Grounding Solutions President David Stockin continues a discussion on the Wenner four-point method for testing soil resistivity. Sounding should occur at least to the extent of the sphere of influence, which can be dete...
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Season 1
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Episode 9
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9:20
What is the 4-Point Soil Resistivity Test? (Part 1)
In this episode, E&S Grounding Solutions President David Stockin discusses the Wenner four-point method for testing soil resistivity. Selecting proper spacing of the four test probes must be considered when measuring the resistivity at vari...
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Season 1
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Episode 8
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9:52
What are the Common Tests for Grounding Systems?
In this episode, E&S Grounding Solutions President David Stockin chats about three tests commonly used to test a grounding system. A four-point test reveals properties about the soil surrounding the grounding system. A three-point test can ...
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Season 1
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Episode 7
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8:31
What is the Difference Between Grounding and Bonding?
In this episode, E&S Grounding Solutions President David Stockin chats about the difference between ground (earthing) and bonding. OSHA defines grounding as the intentional connection of an object likely to become energized to earth. ...
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Season 1
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Episode 6
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9:53
How do GFCIs and Circuit Breakers Work?
In this episode, E&S Grounding Solutions President David Stockin discusses GFCIs and circuit breakers. Ground Fault Circuit Interruptor's (GFCI) or Residual Current Devices (RCD) are automatic circuit disconnection devices that measur...
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Season 1
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Episode 5
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9:19