Electrical Substations

Properly Grounded Substations

Adequate utility grounding improves power quality, but more importantly, it is essential for worker safety as well as public protection. Design is critical in maintaining…
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Latest Electrical Industry News

Transmission Planning for Grid Security

Recent physical attacks on substations have heightened the industry’s awareness of the necessity for physical security of critical facilities on the bulk power system. 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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Lightning Strikes

In Canada, lightning flashes occur about 2.34 million times a year; with the highest levels of concentration during the summer months. While most lightning on…
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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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Extend the Life of Your Circuit Breakers

What to ask to ensure proper circuit breaker testing and maintenance BY ROBERT FOSTER, Megger Protecting a utility’s assets is essential. There are many different…
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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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transformer oil

Leakers, What a Mess!

Electric Substation apparatus, transformers and circuit breakers, are the workhorses of the electric transmission grid. Our focus in this article is on the issue of…
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Electrical Substations Articles

Critter Guard

Critter Guard

Distinctly DifferentAccording to the American Public Power Association, squirrels are among the top causes of…
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SAME DAY SWITCHING

SAME DAY SWITCHING

Same day switching avoids the extended outages and human and equipment costs associated with inoperable…
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The Role of SCADA in Grid Monitoring and Control

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…
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The Problem with Birds in Substation Outages

The Problem with Birds in Substation Outages

Birds have been a problem for electrical substations since the first power distribution systems were…
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Insights from the Field: How Thermal Cameras Safeguard Remote Substation Perimeters

Insights from the Field: How Thermal Cameras Safeguard Remote Substation Perimeters

The Insights from the Field series features insight from experts who recommend, deploy, and use…
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