Electrical Substations

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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Latest Electrical Industry News

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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RTU and HMI Redundancy in Electrical Substations

As the substation RTU takes on more applications, such as Human-Machine-Interface (HMI), alarm annunciation, math & logic and “relay communication processing”, its need for high…
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Protecting Substations Against Animal Invaders

A closer look at animal-caused outages at substations BY BILL REICHARD, TransGard Systems Every year, squirrels, raccoons, snakes, and other climbing animals cause substation outages…
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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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Cybersecurity in Modern Substations: Protecting the Grid from Emerging Threats

As substations become more interconnected and automated, they are increasingly vulnerable to cyberattacks. These critical nodes of the power grid are essential for ensuring a…
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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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The Fight Against Animal-Caused Power Outages

Every day across the country, animals enter substations for warmth, food, security, or simply out of curiosity. In many areas, wildlife intruding into power equipment…
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Electrical Substations Articles

SAME DAY SWITCHING

SAME DAY SWITCHING

Same day switching avoids the extended outages and human and equipment costs associated with inoperable…
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Grid-Scale Battery Storage Systems and Their Impact on Substation Operations

Grid-Scale Battery Storage Systems and Their Impact on Substation Operations

The transition to renewable energy is reshaping the power landscape, with grid-scale battery storage systems…
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The End of the Road for Transmission Incentives

The End of the Road for Transmission Incentives

In a significant shift, the Federal Energy Regulatory Commission (FERC) has decided to abandon its…
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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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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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