Electrical Substations

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SAME DAY SWITCHING

Same day switching avoids the extended outages and human and equipment costs associated with inoperable and broken switches.The vast majority of air break disconnect and…
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Latest Electrical Industry News

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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Ethernet Cable Selection for Utilities

Electric utilities are constantly searching for the most efficient, reliable and cost-effective methods to deliver electricity to customers. A vision for accomplishing this is the…
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focus on environment

Substation Focused on Environmental Design

One of the important trends in design of new overhead lines over the past 20 years has been development of structures and designs that are…
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Substation Automation

Substation Automation Standard

Reducing engineering costs using IEC 61850 BY ADAM GAUCI, Schneider Electric As substation automation is moving towards software environments based on the International Electrotechnical Commission’s…
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substation assets online monitoring

End-to-End Monitoring Systems Feeds Situational Awareness

For many years the limit for normal apparatus loading was based on the maximum nameplate rating or an arbitrarily set value, called ‘the red line’.…
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Power Factor Testing of Circuit Breakers

Detecting contamination and deterioration in SF6 breakers to ensure longevity BY LINDA NOWAK, Doble Engineering Company The purpose of “Doble testing”, or power factor testing,…
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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

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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Three Serious Questions to Ask Now About Condition Monitoring

Three Serious Questions to Ask Now About Condition Monitoring

While condition monitoring is becoming an integral part of daily power grid operations, there’s a…
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Substation Security

Substation Security

Improve protection with a layered security approach BY ERIC BYRES, Belden Inc. An age-old joke…
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BIRDS AND SUBSTATION OUTAGES

BIRDS AND SUBSTATION OUTAGES

Birds wreak havoc at hundreds of substations every year, undermining system reliability and costing millions.…
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