Overhead T&D

Vegetation Management

Implementing Advanced Vegetation Management Strategies

Improve grid reliability today. BY SARA SANKOWICH, Unitil In 2011, the New England region faced two significant weather events: Hurricane Irene and an unseasonably early October snowstorm—on top of other frequent major storm events in the preceding four years. Utilities could not avoid the...

Pole Line Hardware

Facing Wildfire? Choose Toughened Glass Insulators

Insulators under fire, what are we talking about? A line directly in the fire is considered as lost A line near the heat of a fire can be saved What is the condition of insulators on a line nearby a fire? Reliability of insulators during or after a fire is a key consideration for T&D...

Underground Distribution

Intelligent Underground Distribution

Unearthing the potential in Smart Grid technologies BY DOUG HOUSEMAN, IEEE Senior Member, EnerNex Corporation After Hurricane Sandy, resiliency became a key factor in the modernization of the power grid. In looking at modernization and resiliency, underground was the first item on many lists....

Distribution Protection

ArmorBuiltTM Wildfire Shield Proven Protection for Utility Poles

IntroductionIn November of 2018, the deadliest, most destructive wildfire in California history burned a total of 240 square miles, destroyed 18,804 structures and resulted in 85 civilian fatalities. Known as the Camp Fire, it devastated several communities including the towns of Paradise and...

Case Study

High-Capacity, Energy-Efficient ACCC® Conductor Case Study

This project won EEI Transmission Project of the Year – 2016 Description: 240 circuit miles, 345 kV line, double bundleProject: Replace 1,440 miles of ACSR conductor with ACCC Objectives Improve reliability (reduced sag and corrosion) Increased capacity to serve growth (2X...

Overhead Distribution

Q&A: Transmission Line Inspection Using Robotics

A: Hydro-Québec’s power transmission system, the most extensive in North America, covers close to 34,000 km. Similar to many power utilities, we need thorough infrastructure inspections to ensure system reliability, availability, and performance.Therefore, we have, developed robotic...

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Facing Climate Change Challenges

Overcoming everyday challenges with modern solutions

BY DAVE BRYANT, CTC Global Corporation

Utilities constantly face challenges associated with climate change. While coal plants are being retired as natural gas and renewable sources are being brought online to reduce greenhouse gas emissions, climate change is creating more extreme weather conditions—all of which continue to impact grid efficiency, capacity, and reliability. Fortunately, experience and technical advances are making the substantial challenges less daunting. This issue’s Bulletin Board...

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