Electrical Substations

Dynamic Resistance Measurement

Condition testing of circuit breaker’s arcing contacts BY BUDO MILOVIC, DV-Power The preventive maintenance on a high-voltage (HV) breaker consists of several routine tests. The…
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Latest Electrical Industry News

Substation Architecture Protection

Solving common mistakes in communications cabling for electrical utilities BY FRANK KODITEK, Belden Inc. In the energy industry, there are numerous types of cables in…
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substation security

Protecting Electrical Sites with Intelligent Security Lighting

There are over 70,000 electrical substations in the United States. A simultaneous attack on several of them could destabilize the grid and cause widespread blackouts.…
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Zero-Trust Substations: How CIP Is Shifting from Perimeter Defense to Continuous Vendor and Supply-Chain Risk Management

Utilities are rethinking cybersecurity. The zero-trust model replaces perimeter defense with continuous verification—of every device, vendor, and data path—across the substation and supply chain. The…
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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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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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FERC Rejects PJM Transmission Planning Change

The Federal Energy Regulatory Commission (FERC) has rejected a proposal from PJM Interconnection, one of the United States' largest regional transmission organizations, to alter its…
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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 the construction and maintenance of Electrical Transmission and distribution infrastructure.…
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Electrical Substations Articles

Integrated Security Operations Centers (ISOC)

Integrated Security Operations Centers (ISOC)

The watchdog of electrical assets BY RALPH KING, Electric Power Research Institute Security operations centers…
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Electrical Substation Maintenance

Electrical Substation Maintenance

Improving safety and methodology techniques to protect utility workers BY LARRY LAWRENCE, Lineman’s Testing Laboratories…
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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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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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New data suggests real-time pricing can help customers save money

New data suggests real-time pricing can help customers save money

Most utility customers now pay an average price for electricity that changes little (if at…
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