Overhead T&D

Vegetation Management

Vegetation Management Best Practices

Reduce common risks and maintain system reliability BY SARA SANKOWICH, Unitil Corporation Most North American electric utilities understand that vegetation management is a key factor in maintaining system reliability. While many utilities have designed and implemented vegetation management programs...

Overhead Distribution

Energy Ottawa's State-of-the-Art, Non-Destructive Cable Measurement System for Medium Voltage Distribution Cables

Energy Ottawa offers a state-of-the-art, non-destructive cable measurement system for the dependable assessment of medium voltage distribution cables. We have partnered with National Research Council Canada (NRC), the Government of Canada’s premier research and technology organization, to...

Underground Distribution

The Role of Cable Rejuvenation in Addressing the Maintenance of Aging Underground Cables

Aging underground residential distribution (URD) cables is a growing problem in communities around the world, disrupting customers and causing business challenges for utility providers. But in most cases, the traditional remedy for URD cable failure—taking the impacted...

Wire and Cable

Cable Testing Comes of Age - One Cycle at a Time

Field Testing of MV and HV cables has come a long way in recent decades. Gone are the days of old, when the traditional DC (Direct Voltage/Current) hipot was the recommended method for testing these modern cables that form the critical backbone of the distribution electrical power network....

Pole Line Hardware

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...

Conductors & Materials

A New Age for Toughened Glass Insulators - With Clarity Comes Safety

INTRODUCTIONIn 2005 an article about toughened glass insulators (TGI) titled “Return to Clarity” was published. Fifteen years later, this sequel article by a team including the two original authors, picks up where the former concluded with optimism about the future of TGI technology...

Home T&D Technologies Overhead T&D

The Truth About Field Data Management

Field data management: The value and challenge of asset health insight

BY PAUL BARNETT, JOHN STEWART, Tennessee Valley Authority & PAT BROWN, Electric Power Research Institute

Intelligent management and operation of assets is of major importance to electric utilities. In an era where assets are being kept in service beyond their originally anticipated life spans, where replacement dollars are tight and where reliability expectations are increasing, insight into the health of utility assets is critical...

Overhead T&D Articles

T&D Buyer’s Guide Companies

Overhead T&D Videos

Overhead T&D Products

Overhead T&D Shared Media

Brochure