Electrical Substations

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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Latest Electrical Industry News

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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Advanced Sensor Technologies for Intelligent Transformers and Substations

In the evolving landscape of power grid management, integrating advanced sensor technologies in intelligent transformers and substations is revolutionizing monitoring and control. These sensors provide…
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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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digital protective relays

Global study finds continuing moderate growth in protective relay market with commitment to improving protection coordination and grid security practices

In 2016, Newton-Evans Research Company completed a six-month research study and survey of protective relay usage patterns in the world community of electric power utilities.…
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High Voltage Direct Current (HVDC) Substations: Revolutionizing Long-Distance Power Transmission

High Voltage Direct Current (HVDC) technology revolutionizes long-distance power transmission, offering improved efficiency and reliability over traditional alternating current (AC) systems. This article explores 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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The Problem with Birds in Substation Outages

Birds have been a problem for electrical substations since the first power distribution systems were built. The elevated components of substations create ideal perches and…
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T&D Buyer's Guide

Electrical Substations Articles

Leakers, What a Mess!

Leakers, What a Mess!

Electric Substation apparatus, transformers and circuit breakers, are the workhorses of the electric transmission grid.…
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Dynamic Resistance Measurement

Dynamic Resistance Measurement

Condition testing of circuit breaker’s arcing contacts BY BUDO MILOVIC, DV-Power The preventive maintenance on…
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An Overview of Substation Maintenance: Its Evolution and Key Testing Practices

An Overview of Substation Maintenance: Its Evolution and Key Testing Practices

As electrical systems age, operating costs increase while reliability dwindles. Given most utilities and industrial…
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The Fight Against Animal-Caused Power Outages

The Fight Against Animal-Caused Power Outages

Every day across North America, animals enter electrical substations in search of warmth, food, shelter,…
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Substation Architecture Protection

Substation Architecture Protection

Solving common mistakes in communications cabling for electrical utilities BY FRANK KODITEK, Belden Inc. In…
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