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Distribution Protection

Coping with Extreme Weather Events

How to optimize the entire outage lifecycle BY RICK NICHOLSON, Ventyx The extreme weather just keeps coming. In 2012, there were 11 outages due to severe weather costing at least $1 billion. The year of 2013 had its share as well. More and more, the scale and variety of such major events are...

Pole Line Hardware

Transmission Line Resiliency

Resiliency is a term used more and more by transmission line stakeholders including designers, operators, and owners. Resilience is simply defined as toughness or the capacity to recover quickly from difficulties. It can be used to describe a system, an object or even a person. Dr. Ginsburg, child...

Underground Distribution

Safety in Underground Power Systems

Protecting utility personnel working below ground BY MIKE DOHERTY, PowerTel Utilities Contractors Limited "Safety” in “underground systems” has different connotations for different sectors depending on the tasks performed. “Qualified electrical workers” can have...

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...

Infrastructure & Technologies

Priority to Asset Management

Time to focus on planning contingencies and balancing risk BY DON ANGELL AND MARK RIVERS, Doble Engineering Company By definition for electric utilities, asset management refers to an established system used to monitor and maintain valuable commodities such as transformers and power lines....

Overhead Distribution

Converting Power Lines to Smart Wires

Increasing the observability and control of the transmission network BY FRANK KREIKEBAUM, JERRY MELCHER, & JULIE COUILLARD, Smart Wire Grid, Inc. The North American power grid has evolved into a connected set of four major interconnections delivering low-cost and reliable energy. The U.S....

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Estimating Transmission Costs for New Generation Technologies

Often when project developers talk about the cost of a new power plant, wind farm, or solar installation, they’re referring to the capital cost of building a facility. Certainly those development costs have dropped over time—especially for wind and solar.

But developers overlook the cost to move power—at their peril. You might think that transmission costs—at least the fraction of those that developers of new plants must bear—are a very small part of the total....

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