In any heat transfer equipment such as a boiler or Heat Recovery Steam Generator (HRSG), the exit gas temperature determines the amount of energy recovered from the flue gas stream, which is ...

In the previous issue of EE T&D part 1 of the article on Undervotage Load Shedding discussed the investigations of recent blackouts [1,3,7], which indicate that the root cause of almost all of these ...

This article discusses why voltage as well as frequency load shedding may be necessary to prevent major system blackouts. It is the first of two articles on the important subjects of power system ...

With the advent of CAD, work order management, and purchasing technology in recent decades, substation engineering underwent a transformation. Design, purchasing, and construction management ...

The advancement of flying cars and eVTOL (electric vertical takeoff and landing) vehicles is reshaping the future of transportation. In addition to helping us reach our destinations more quickly and ...

Significant attention has recently focused on the need to replace the aging electricity infrastructure in Canada and the U.S. Typically, when the word ‘infrastructure’ is used in an industry context, ...

Prudent vegetation management, as applied to electric power transmission, embodies prudent risk management. Specifically, the prudent vegetation manager answers the following two questions in the ...

Tucson Electric Power Company (TEP), Tucson, Arizona, is the principal subsidiary of UniSource Energy (publicly traded on the NYSE under the symbol UNS). The company serves more than 400,000 power ...

Danger is a fact of life for a traditional meter reader. Between looking out for threatening dogs and other animals, avoiding slips, trips and falls, dealing with customers who may not be exactly ...

Once viewed as a nice, niche product for applications where environmental safety was at a premium, a recent trend reveals more and more power companies turning to natural ester fluids as a transformer ...

Since the 1960’s, electric power systems – and the demands on those systems -- have grown substantially. Many power grid assets are getting old enough to retire, as is the baby boomer generation that ...

Power transformers are one of the most dangerous electrical equipments because of the large quantity of oil they contain which is in direct contact with high voltage elements. Under such circumstances ...