Electrical Substations

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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Latest Electrical Industry News

Grid Communications Infrastructure: Fiber, Wireless, and Networking Technologies

Reliable and secure communication infrastructure is essential to the safe and efficient operation of the modern power grid. As utilities transition to digital substations, integrate…
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Understanding the IEC 61850 Protocol in Substation Automation

The IEC 61850 protocol has become the global standard for substation automation, enabling high-speed communication, interoperability, and streamlined integration of intelligent electronic devices (IEDs). It…
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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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SCADA for Substations

How new technologies can improve monitoring and control BY LOURENCO TEODORO, InduSoft Substations are a critical component for maintaining electrical supply and load control in…
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Intelligent Substations: The Digital Foundation of the Modern Grid

For most of the last century, the electrical substation was a place of copper, relays, and hardwired logic. Protection schemes depended on miles of control…
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3-D Design for Electrical Substations

Exploring 3-D design techniques for electrical substations BY MIKE MINELLI, & HAROLD HARKONEN, Nordmin Engineering Since the 1970s, engineering consulting firms typically have been designing…
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Vacuum Interrupter Testing for Circuit Breakers

How to predict field life using vacuum interrupters BY FINLEY LEDBETTER, Group CBS Utilities have widely replaced older air-magnetic and oil interrupters for circuit breakers…
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T&D Buyer's Guide

Electrical Substations Articles

Deterrence Drives Next Gen Security

Deterrence Drives Next Gen Security

Theft, destruction, disablement, vandalism, and terrorism: any of the aforementioned words receive the attention of…
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Digital Substations and the IEC 61850 Standard: The Architecture Behind Today’s Smart Grid

Digital Substations and the IEC 61850 Standard: The Architecture Behind Today’s Smart Grid

For most of the history of the electric power industry, substations were built around copper.…
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AI Integration in Substations: From Data Collection to Intelligent Decisions

AI Integration in Substations: From Data Collection to Intelligent Decisions

Modern substations generate enormous amounts of data. Protection relays record events and waveforms, monitoring systems…
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Circuit Breaker Lubrication

Circuit Breaker Lubrication

Developing circuit breaker lubrication procedures BY RICK YOUNGBLOOD, Doble Engineering Company Circuit breaker analyzers are…
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Partial Discharge & Circuit Breaker Asset Management

Partial Discharge & Circuit Breaker Asset Management

Detecting and avoiding preventable failures BY JAY GARNETT, Doble Engineering Company While metal clad switchgear…
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