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Infrastructure & Technologies

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 has become the #1 cause of outages, according to a report from the American Public Power Association (APPA) – even...

Pole Line Hardware

Roping Electrical Equipment

How synthetic ropes show results for heavy lifts BY BILL PUTNAM, Yale Cordage Years ago in Oklahoma, an investigation ensued after a pole-mounted transformer dropped thirty feet off a wire winch line and onto the foot of a line worker during a routine maintenance operation. Initially thought to...

Underground Distribution

Improve Energy Efficiency in Underground Systems

Making appropriate cable component design and material choices BY DENNIS DOSS, General Cable ore than ever, society is realizing that energy resources are dwindling and becoming more expensive. In response, North American electric utilities offer consumers a variety of incentives to deploy energy...

Wire and Cable

Reducing Partial Vacuum Induced Flashovers in 25 kV Class Loadbreak Separable Connectors

The 25 kV Class 200 Ampere loadbreak separable insulated connector system didn't always have today's reputation for safety and reliability. As 25 kV Class loadbreak connectors increased in popularity in the 1980's and 1990's, utilities reported unacceptably high numbers of flashovers...

Case Study

EFACEC case study

The EFACEC Group is leading the supply of integrated solutions and equipment in the market of power generation, transmission and distribution. The Group forms a complete value chain, from building turnkey projects to equipment manufacture, where integrated solutions are developed and designed in...

Conductors & Materials

Detecting Faults in Underground Networks

Enhancing protection using directional faulted circuit indicators BY CHRISTOPHER EVANICH, Thomas & Betts Underground electrical networks provide reliable service to end users, but create problems for utility personnel in locating faults. Electric utilities who utilize an underground network...

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Weathering the Power Quality Storm

How weather affects power quality on the electric grid

BY ALDEN WRIGHT & MARK STEPHENS, Electric Power Research Institute

Utilities have long understood that weather and grid power quality are closely linked. As anyone who keeps up with the news will note, the last few years have seen a significant number of major storms—including Hurricane Sandy, being among the worst—that have caused significant power outages affecting millions of customers, largely in the eastern half of...

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