Electrical Substations

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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Latest Electrical Industry News

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 as a protection one. For decades, copper conductors carried analog…
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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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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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Critter Guard Introduction

Distinctly Different According to the American Public Power Association, squirrels are among the top causes of power outages across the United States. The Great Lakes…
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Gas Dehydration

Sulfur hexafluoride (SF6) insulates medium- and high-voltage switchgears around the world. In its pure form, this non-toxic, inert gas helps the power transmission & distribution (T&D)…
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Storm-Hardened Switchgear

How to protect electrical equipment from Mother Nature BY ROBERT A. MURPHY, Trayer Engineering Corporation The U.S. National Weather Service called Hurricane Sandy the most…
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Contact Material Recycling and Sustainability in Electronics

The electronics industry is experiencing rapid growth and innovation, with devices becoming more advanced and ubiquitous. As this industry continues to flourish, it’s crucial to…
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Electrical Substations Articles

Ensuring Compliance vs Building Resilience

Ensuring Compliance vs Building Resilience

The realization that the vast majority of substations have significant security vulnerabilities was crystalized after…
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FERC Rejects PJM Transmission Planning Change

FERC Rejects PJM Transmission Planning Change

The Federal Energy Regulatory Commission (FERC) has rejected a proposal from PJM Interconnection, one of…
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Advanced Automation in Substations:  Enhancing Grid Reliability and Efficiency

Advanced Automation in Substations: Enhancing Grid Reliability and Efficiency

The rapid evolution of technology has brought significant advancements in the field of electrical substations,…
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Ethernet Cable Selection for Utilities

Ethernet Cable Selection for Utilities

Electric utilities are constantly searching for the most efficient, reliable and cost-effective methods to deliver…
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RTU and HMI Redundancy in Electrical Substations

RTU and HMI Redundancy in Electrical Substations

As the substation RTU takes on more applications, such as Human-Machine-Interface (HMI), alarm annunciation, math…
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