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 since 2021
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...
December 28, 2022
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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...
December 14, 2022
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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...
October 21, 2022
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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...
October 04, 2022
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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...
September 16, 2022
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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...
June 29, 2022
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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...
May 19, 2022
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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 ...
April 28, 2022
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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 ...
April 01, 2022
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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...
December 23, 2021
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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...
December 13, 2021
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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...
November 03, 2021
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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...
October 12, 2021
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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...
September 17, 2021
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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...
August 10, 2021
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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 ...
July 07, 2021
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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...
June 09, 2021
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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...
May 25, 2021
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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...
May 12, 2021
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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...
May 05, 2021
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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...
April 20, 2021
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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...
April 13, 2021
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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 ...
April 06, 2021
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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. ...
March 16, 2021
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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...
March 09, 2021
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Season 1
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Episode 5
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9:19