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Wire and Cable

Insulation Resistance Test

Insulation Resistance (IR) test, often called Megger test, is more than 100 years old and assumed to be a very straightforward test. During my inspection and testing work in the past 15 years in Canada, US, and internationally, I have seen different practices of performing and interpretation of IR...

Case Study

Case Study: Rapid Changes in Bushing Health

IntroductionContinuous online monitoring of bushings provides real-time information which can result in the early detection of a possible failure. Challenge: A Major AlarmA prominent U.S. utility was looking for a way to improve system reliability for their 138kV assets. They researched and...

Infrastructure & Technologies

Transmission Line Design

Taking 3-D drawing techniques to new technological heights BY BOB ZAPPITELLI, & HAROLD HARKONEN, Nordmin Engineering Historically, transmission line design and drafting has been an arduous task. It often involved an iterative manipulation of several parameters to achieve a final solution. The...

Disaster & Recovery

Emergency Response Kitting

Equipping utilities to restore power quickly and efficiently BY JOE D’ORAZIO, HD Supply Power Solutions In the days before Hurricane Sandy hit the East Coast of the United States, knocking out power from North Carolina to Maine and as far inland as Western Pennsylvania, utility contractors were...

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 cable out of service...

Outage Management & Restoration

Fighting Wildfires to Increase Pole Protection

Evaluating pole selection for increased protection BY BUTCH BERNHARDT, North American Wood Pole Council The number of wildland fires reached record levels in many states in 2014, prompting questions about what poles perform more efficiently in fires: steel or wood. Research from a bulletin...

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Q&A: PSE&G Reflects on Hurricane Sandy

Q: Reflecting back at Hurricane Sandy two years ago, what steps did PSE&G take to restore power? What were the lessons learned?

OUR EXPERT | Richard Wernsing, Manager of Asset Strategy, Electric at Public Service Electric and Gas (PSE&G)

Prior to any storm, PSE&G (Public Service Electric and Gas) estimates the labor requirements based on weather projections. If needed, we hire mutual aid prior to the storm so they are ready for work when...

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