EMP & GMD power grid Mitigation

The SolidGround® Neutral Blocking Device (NBD) also referred to as a GIC Blocker or a capacitive GIC Reduction device (GRD), has been extensively studied, installed and has been operating on the grid as designed for many years with no negative effects.

CLICK LINKS BELOW TO READ OR DOWNLOAD

• 2023 Western Area Power Admin. article on SolidGround® - Closed Circuit, April 2023

• 2022 SolidGround® circuit study - effectively dampens potential ferroresonance, Malaysia

• 2020 Secure the Grid Coalition - Neutral Blocking (NBDs) as immediate priority (p.4-6)

• 2020 Foundation for Resilient Societies - prioritize GMD/E3 protection (NBD’s p.50-51, 63)

• 2020 ORNL - Distance protection relays operate properly with SolidGround® NBD’s

• 2019 Emprimus® wins contract: DOE/EPRI projects per Presidential Executive Order 13744

• 2019 American Transmission Company Update on the Performance of SolidGround®

• 2019 EPRI Technical Report - Mitigation for EMP - highlights SolidGround® (Fig. 5-12)

• 2019 U.S. Senate Committee - Testimony on SolidGround® - Vespalec (American Trans.Co)

• 2018 SolidGround® Operating Experience and EMP Upgrades, Faxvog, Dahman, Fuchs

• 2018 Janney recommends SolidGround® to protect transformers from EMP/GMD (p. 10)

• 2017 American Transmission Company Presentation on the Performance of SolidGround®

• 2017 SolidGround® Operating Experience in Wisconsin, Faxvog, Wojtczak, Marz, Dahman

• 2017 SARA, Inc. -EMP Black Sky Response of Power Equipment, SolidGround® on pg. 79

• 2015 EPRI-Geomagnetically-Induced Current (GIC) Reduction Device Application Guide

• 2014 EPRI-Geomagnetic Disturbance (GMD) Neutral Blocking Device Analysis

• 2013 Power Grid Protection against GMD using SolidGround®, Faxvog, Rooney, Fuchs

• 2013 U.S. DoD/DTRA E3 live grid test results of SolidGround® @ Idaho Nat. Lab

• 2012 Emprimus signs Global Licensing Agreement with ABB for SolidGround®

• 2011 University of Manitoba simulation of SolidGround® performance on the Grid

• 2011 Power Grid Protection against GIC Using Capacitive Grounding Circuit, Faxvog

THREAT: GMD and EMP E3

• 2021 Department of Energy - HEMP Waveform Benchmarks (E3a - 80 V/km, E3b - 50 V/km)

• 2019 Observations warn Carrington level GMD’s occur more frequently, Space Weather

• 2019 U.S. Senate Roundtable - Small GMDs cause $10 Billion in loss/year, Kasper, PhD

• 2017 Risk-Based National Infrastructure Protection Priorities for EMP and GMD, Baker

• 2017 Examination of NERC GMD Standards/Ground Models/Geo-Electric Fields, Radasky

• 2017 Report to the Commission to Assess Threat to U.S. from an EMP Attack, Vol. 1

• 2017 Report to the Commission to Assess Threat to U.S. from an EMP Attack, Vol. 11

• 2017 High Consequence Scenarios for North Korean Atmospheric Nuclear Tests

• 2017 Quantifying daily economic impact of extreme space weather, Oughton

• 2016 AIG, University of Cambridge Centre for Risk Studies Helios Solar Storm Scenario

• 2015 Testimony before U.S. House Committee on National Security re EMP(E3), Baker

• 2015 Zurich-Study on Electrical Claims and Space Weather-Schrijver-Dobbins

• 2014 EPRI-Analysis of Geomagnetic Disturbance (GMD) Related Harmonic

• 2014 Assessing the Impact of Space Weather on the Electric Grid-Schrijver-Space_Weather

• 2013 Lloyd's-Solar Storm Risk to the North American Electric Grid

• 2012 Space Weather-Generation of 100-year GIC scenarios, Pulkkinen

• 2012 GMD Modeling - A Method for Large Scale System Studies, Overbye

• 2011 Quantifying extreme behavior in GMD (6,000 nT/min.), Space Weather, Thomson

• 2010 Geomagnetic Storms and Their Impacts on the U.S. Power Grid, Kappenman

• 2010 Late-Time (E3) High Altitude EMP and its impact on Power Grid-Metatech

• 2008 Report of the Commission to Assess Threat to U.S. from an EMP Attack

  
  

  Click on links above to read or download