
Grounding systems are installed throughout power and telecommunication systems to dissipate energy under lightning, fault and steady-state conditions.
Today there is a greater awareness and desire to ensure that grounding for safety is achieved. There is also a stronger focus on improving lightning performance of transmission and distribution systems.
Grounding issues across the world have typically been dealt with by technical groups, each with their own specific terms of reference. The Grounding & Lightning program takes a broad spectrum view, providing clarity and understanding to grounding and lightning related topics. It provides an avenue for moving information from one technical area to another through peer-to-peer guidance and an opportunity to network, as well as defining the direction for future research.
Core Topics and Focus Areas
- Distribution and Transmission System Grounding
- Lightning Protection and Performance
- Substation Grounding
- Personal Protective Grounding
- Pipelines Located near T&D Facilities
- Copper Theft from Grounding Systems
Ongoing Projects
T203700 3728 Guideline for Grounding Steel Poles |
T203700 3715B Minimum Separation Between Underground Pipelines and Electric Utility Grounding Systems – Site Testing and Model Validation |
Completed Projects
T203700 3727 Grounding of Concrete Walls and Foundations |
T193700 3726 Mitigating Step/Touch Voltage Safety Associated with Buried Objects Near Substations |
T193700 3725 Guidelines for Grounding of Customer HV Installations |
T173700 3721 Gradient Control around Bucket Trucks and Forestry Vehicles |
T173700 3723 Rating and Placement of Working Grounds |
T173700 3724 Step and Touch Coordination during Substation Expansion |
T173700 3722 Improvements to Fall of Potential Ground Testing |
T163700 3720 Methodology for Lightning Performance Improvement |
T153700 3717 Soil Resistivity Testing - Phase 2A |
T163700 3719 Precision Assessment of Power Line Response to Lightning |
Webinar Library
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![]() Attendance Open to Electrical Utilities Request Invitation September 2021 in Phoenix, AZ |
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