Electricity Forum Intelligent Power Today Magazine Arc Flash Clothing

Breakers & Relays


Storm-Hardened Switchgear

How to protect electrical equipment from Mother Nature BY ROBERT A. MURPHY, Trayer Engineering Corporation The U.S. National Weather Service called Hurricane Sandy the most destructive storm of 2012’s unusually active Atlantic hurricane season. Sandy delivered unprecedented damage across a wide...

Physical Security & Monitoring


The Fight Against Animal-Caused Power Outages

Every day across the country, animals enter substations for warmth, food, security, or simply out of curiosity. In many areas, wildlife intruding into power equipment has become the #1 cause of outages, according to a report from the American Public Power Association (APPA) – even...

Substation Technologies


Grounding System Maintenance Guide

Grounding systems are a crucially important component of any power supply system, because they directly impact public and employee safety, supply system reliability, power quality and life expectancy of power equipment. In spite of their crucial role in safe, reliable, and economic operation of...

Lightning Protection


Lightning Discoveries & Technologies

How this phenomenon affects electric utilities BY JIM SIEBERT, FOX 26 Chief Meteorologist Advances in technology are helping scientists understand lightning in ways that were not possible a few years ago. Beforehand, meteorologists primarily studied lightning, focusing most of their efforts on...

Substation Automation


Enhance Data Center Security

How utilities can protect operations from penetration BY MICHAEL STUBER, Itron For utilities deploying Smart Grid solutions, the major security concern is often the field devices. Utilities and vendors have long understood that field devices such as meters, switches, routers, and concentrators...

Substation Testing & Maintenance


IR Inspection Windows for Electrical System Reliability

An Infrared Inspection Window is used to separate environments of differing pressures or temperatures while allowing light energy at a specified electromagnetic wavelength to pass between the two environments. They must meet the strength and environmental requirements for the type of equipment in...

Electrical Substations

Protecting Substations Against Animal Invaders

A closer look at animal-caused outages at substations

BY BILL REICHARD, TransGard Systems

Every year, squirrels, raccoons, snakes, and other climbing animals cause substation outages across North America. According to a 2010 University of Minnesota study, the resulting estimated cost to electric utilities is between $15 million and $18 million per year. However, when commercial entities and consumer frustration are taken into consideration, the overall cost of these outages to electric utilities can cost the...

Electrical Substations Articles