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Conductors & Materials

Fiberglass Reinforced Polymer Crossarms 5th Percentile Design Strength Value Development

Introduction In 2007, the National Electric Safety Code (NESC) standards committee adopted composite poles, crossarms, and braces into the code. This action was significant in mandating the composite electrical structures manufacturing industry to publish their design strength values to a 5% Lower...

Infrastructure & Technologies

Grids Become Highly Vulnerable

Increasingly violent weather, probably caused by global warming, is increasingly taking down electricity distribution lines and poles and cyberattacks are increasingly taking out electricity, apparently just as trials for major terrorism of this sort. Little wonder that the price of grid...

Wire and Cable

Cable Cleats Testing - Crucial to Cable Management

Essentially, cable cleats are devices designed to secure cables and to ensure the retention and support of them, reducing the load that the cable may be exposed to under its own weight. They are also designed to contain the cables under fault conditions, protecting the cables and the cable...

Vegetation Management

The Vegetation Management Program

How to mitigate risk and ensure reliability BY SARA SANKOWICH, Unitil For most North American electric utilities, vegetation management (VM) is a critical part of system maintenance. Utilities strive to maintain normal conditions and ensure the system can withstand normal weather events. Even on a...

Pole Line Hardware

Utility Pole Showdown: Wood vs. Steel

A recent study that takes an in-depth look at the environmental performance of wood and steel utility poles challenges current perceptions on the sustainability advantages of wood poles when compared with steel poles. The detailed study, titled “Environmental Life Cycle Assessment of Southern...

Outage Management & Restoration

Outage Management Toolbox

Nine capabilities required for an effective OMS system BY MICHEL GILLES, Intergraph Increasing or maintaining power reliability is the fundamental charter for utility companies. For electric utilities to meet customer expectations and adhere to government regulations, they require an efficient way...

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Changing Utility Business Models And Electricity Investment In Europe

The traditional utility business model of selling electricity from large-scale thermal power plants and expanding grids to meet rising demand historically has supported strong balance sheets. With this financial strength, utility retained earnings served as the primary financing source for the electricity sector.

In many markets, utilities serve as reliable purchasers of power, facilitating investments by independent power producers. But as the role of electricity in the world economy expands, technology innovation creates new opportunities...

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