Electrical Substations

The Digital Substation Vision: From Utopian Concept to Grid Backbone

A digital substation is a modernized electrical substation that replaces traditional analog equipment and copper wiring with digital signaling, intelligent electronic devices (IEDs), and fiber-optic…
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Latest Electrical Industry News

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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ultrasound equipment

Detect Electrical Discharge Defects with Ultrasound

Electrical discharge is more common than we’d like to believe; even in new installations. Detecting these defects poses a serious challenge, particularly at an early…
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FERC Conference Highlights Challenges in Resource Adequacy

The Federal Energy Regulatory Commission (FERC) recently hosted the Co-Located Load Conference, a significant event that focused on resource adequacy, energy reliability, and the challenges…
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Storm-Hardened Switchgear

How to protect electrical equipment from Mother Nature BY ROBERT A. MURPHY, Trayer Engineering Corporation The U.S. National Weather Service called Hurricane Sandy the most…
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Cybersecurity in Modern Substations: Protecting the Grid from Emerging Threats

As substations become more interconnected and automated, they are increasingly vulnerable to cyberattacks. These critical nodes of the power grid are essential for ensuring a…
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Circuit Breaker Time and Motion Testing

Determining mechanical condition of high-voltage circuit breakers BY JOZEF LEVI, Doble Engineering Company Life expectancy of a newly installed high-voltage circuit breaker is approximately 40…
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Critter Guard

Distinctly DifferentAccording to the American Public Power Association, squirrels are among the top causes of power outages across the United States. The Great Lakes region…
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Electrical Substations Articles

Gas-insulated Switchgear Options for Substations

Gas-insulated Switchgear Options for Substations

Switching gears in the underground BY PETR RUDENKO AND PETER GLAUBITZ, Siemens As demand for…
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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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Since 1952 Tallman has been Setting the Standard for Linemen

Since 1952 Tallman has been Setting the Standard for Linemen

At Tallman Equipment, we are an employee-owned company that provides tools, equipment, and services for…
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Power Factor Testing of Circuit Breakers

Power Factor Testing of Circuit Breakers

Detecting contamination and deterioration in SF6 breakers to ensure longevity BY LINDA NOWAK, Doble Engineering…
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The Fight Against Animal-Caused  Power Outages

The Fight Against Animal-Caused Power Outages

Every day across North America, animals enter electrical substations in search of warmth, food, shelter,…
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