Electrical Substations

Ensuring Compliance vs Building Resilience

The realization that the vast majority of substations have significant security vulnerabilities was crystalized after the Metcalf incident of April 2013, during which unknown assailants…
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Latest Electrical Industry News

Partial Discharge & Circuit Breaker Asset Management

Detecting and avoiding preventable failures BY JAY GARNETT, Doble Engineering Company While metal clad switchgear can be very reliable, sometimes operating for over 50 years,…
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digital protective relays

Global study finds continuing moderate growth in protective relay market with commitment to improving protection coordination and grid security practices

In 2016, Newton-Evans Research Company completed a six-month research study and survey of protective relay usage patterns in the world community of electric power utilities.…
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Electrical Substation Maintenance

Improving safety and methodology techniques to protect utility workers BY LARRY LAWRENCE, Lineman’s Testing Laboratories of Canada In 1990, many workplace safety hazards were consistently…
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Vacuum Interrupter Testing for Circuit Breakers

How to predict field life using vacuum interrupters BY FINLEY LEDBETTER, Group CBS Utilities have widely replaced older air-magnetic and oil interrupters for circuit breakers…
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Digital Twins for Substations: Bridging the Physical and Digital Worlds

In the rapidly evolving landscape of power grid management, digital twin technology is emerging as a game-changer for substations. By creating virtual replicas of physical…
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Circuit Breaker Lubrication

Developing circuit breaker lubrication procedures BY RICK YOUNGBLOOD, Doble Engineering Company Circuit breaker analyzers are used to determine operating speeds and velocity. This information enables…
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RTU and HMI Redundancy in Electrical Substations

As the substation RTU takes on more applications, such as Human-Machine-Interface (HMI), alarm annunciation, math & logic and “relay communication processing”, its need for high…
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Electrical Substations Articles

Deterrence Drives Next Gen Security

Deterrence Drives Next Gen Security

Theft, destruction, disablement, vandalism, and terrorism: any of the aforementioned words receive the attention of…
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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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Storm-Hardened Switchgear

Storm-Hardened Switchgear

How to protect electrical equipment from Mother Nature BY ROBERT A. MURPHY, Trayer Engineering Corporation…
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Latest Power Outage Statistics and Causes Tracker

Latest Power Outage Statistics and Causes Tracker

As the world’s technological landscape continues to grow and the demand for electricity increases, so…
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Animal Outage Prevention

Animal Outage Prevention

According to the American Public Power Association, squirrels are among the top causes of power…
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