Overhead T&D

Pole Line Hardware

FirstEnergy Explores Alternatives to PJM Capacity Market

In a strategic move aimed at enhancing its power supply reliability, FirstEnergy is actively exploring alternatives to the PJM capacity market. This development reflects the company’s proactive approach to addressing challenges within the existing market structure and ensuring a more robust...

Vegetation Management

ANALYZING THE VEGETATION PROBLEM: Getting the Most Out of Collected Data Through Advanced Analytics

As a utility, vegetation management is of the utmost importance – for ensuring transmission and distribution reliability and complying with complex North American Electric Reliability Corporation (NERC) regulations for minimum vegetation clearance distance and facility...

Underground Distribution

Underground Smart Grid

In recent years, the cost to bury high-voltage power lines has decreased dramatically. The American Transmission Company reports that installation costs for underground transmission lines (over 100 kilovolts) are now only 2.5 to 10 times the cost of an equivalent overhead line. Consequently, the...

Outage Management & Restoration

BIRDS AND SUBSTATION OUTAGES

Birds wreak havoc at hundreds of substations every year, undermining system reliability and costing millions. Bird incursions can have disastrous results: equipment damage, outages and expensive cleanups due to corrosive droppings.Even worse: the traditional deterrents provide only temporary,...

Conductors & Materials

Monitoring Underground Lines with SCADA

How SCADA can help prevent repairs and service disruptions BY RICHARD CLARK, InduSoft Underground transmission and distribution lines create unique challenges, as they require special insulation materials to protect conductors, and complex cooling systems because heat cannot be dissipated in free...

Case Study

Fort Collins Municipality Case Study

A proposal for equipping broadband services to the Fort Collins, CO, municipality was approved by residents and a $120 million bond is now providing Fort Collins with resources to build and improve the municipality’s infrastructure so it can support broadband service for any qualifying...

Home T&D Technologies Overhead T&D

Electrical Connectors for Overhead Lines

Utility distribution systems utilize a variety of connectors to join and attach overhead conductors. These components are simple and relatively inexpensive; however, due to their critical function and the large number of components utilized in the electrical system, they deserve some consideration from the maintenance perspective.

Factors such as corrosion, improper installation, and manufacturing defects can cause in-service failure of connectors leading to safety risks to lineman crews and the public, and compromising the...

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