Electrical Substations

Utilizing Fault Resistance to Test Distance Relays

Taking power grid protection to an all-new level BY JASON BUNEO & RENE AGUILAR, Megger The testing of distance relays has evolved from testing simple…
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Latest Electrical Industry News

Dynamic Resistance Measurement

Condition testing of circuit breaker’s arcing contacts BY BUDO MILOVIC, DV-Power The preventive maintenance on a high-voltage (HV) breaker consists of several routine tests. The…
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The Fight Against Animal-Caused Power Outages

Every day across the country, animals enter substations for warmth, food, security, or simply out of curiosity. In many areas, wildlife intruding into power equipment…
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Grid Communications Infrastructure: Fiber, Wireless, and Networking Technologies

Reliable and secure communication infrastructure is essential to the safe and efficient operation of the modern power grid. As utilities transition to digital substations, integrate…
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How Dangerous is Linemen Work?

Many occupations pose risks to workers, but few match the dangers that linemen face daily. Linemen play a critical role in maintaining and restoring the…
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Wireless Networks and Substation Automation

Fitting wireless networks into substation automation applications BY ADAM GUGLIELMO, ABB Tropos Wireless Communication Systems As with all Smart Grid applications, two-way communication is foundational…
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Grounding System Maintenance Guide

Grounding systems are a crucially important component of any power supply system, because they directly impact public and employee safety, supply system reliability, power quality…
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The Role of SCADA in Grid Monitoring and Control

As electric power systems grow in complexity, the need for real-time monitoring and control has never been greater. At the center of this transformation is…
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Electrical Substations Articles

Inside the Digital Substation Upgrade: Migrating to IEC 61850 Ed. 2.1, Process Bus, and Interoperable Testing

Inside the Digital Substation Upgrade: Migrating to IEC 61850 Ed. 2.1, Process Bus, and Interoperable Testing

From Hardwiring to Data Networking The modernization of substations is as much a communications revolution…
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 AI at the Substation Edge: Digital Twins and Predictive Maintenance for Transformers and Switchgear

AI at the Substation Edge: Digital Twins and Predictive Maintenance for Transformers and Switchgear

From Data Collection to Insight Modern substations generate vast amounts of data—temperatures, gas levels, vibrations,…
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Grid-Scale Battery Storage Systems and Their Impact on Substation Operations

Grid-Scale Battery Storage Systems and Their Impact on Substation Operations

The transition to renewable energy is reshaping the power landscape, with grid-scale battery storage systems…
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The End of the Road for Transmission Incentives

The End of the Road for Transmission Incentives

In a significant shift, the Federal Energy Regulatory Commission (FERC) has decided to abandon its…
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Cyber Threats on the Rise Invest Now to Boost Power Grid Defenses

Cyber Threats on the Rise Invest Now to Boost Power Grid Defenses

Critical infrastructure security is in the national spotlight. In 2020, the power grid and energy…
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