Electrical Substations

Technician working on DILO SF6 gas separator

Reconditioned SF₆ Gas: An Environmentally Friendly Alternative

When it comes to medium and high voltage circuit breakers, there is no better electrical insulator than sulfur hexafluoride (SF6). The manufactured gas is most…
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Latest Electrical Industry News

Reducing Nuisance Alarm Rates from On-Site Security Systems

The physical security of electrical generation, transmission, and distribution sites is critical. The potential risks of a security failure are clear: disruption to service, damage…
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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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The Copper Theft Pandemic

Around the time of the financial crisis of 2008, precious metals pricing began to change drastically. Beginning in late 2007, a trend of price instability…
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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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From Protection to Prediction: How AI Is Changing Substation Maintenance and Operations

For decades, substation protection and substation maintenance were treated as separate disciplines. Protection relays existed to detect faults and trip breakers within milliseconds. Maintenance programs…
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Selecting Substation Medium-Voltage Switchgear: GIS vs. AIS

Understanding differences between GIS and AIS in five points BY GAETAN DJENANE, Schneider Electric, Inc. Many considerations must be taken into account before selecting the…
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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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Electrical Substations Articles

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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SCADA for Substations

SCADA for Substations

How new technologies can improve monitoring and control BY LOURENCO TEODORO, InduSoft Substations are a…
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Why Net-Zero is Cheaper for the UK

Why Net-Zero is Cheaper for the UK

The United Kingdom has set an ambitious target to achieve net-zero greenhouse gas emissions by…
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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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IN THE DRIVER’S SEAT AND AHEAD OF THE CURVE ON EPC PROJECTS

IN THE DRIVER’S SEAT AND AHEAD OF THE CURVE ON EPC PROJECTS

Based just south of Denver in Castle Rock, Colorado, Great Southwestern Construction, Inc. (Great Southwestern)…
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