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Researching Optimal Insulator Design for High Altitude Lines

Researching Optimal Insulator Design for High Altitude Lines

Transmission lines the world over often have to traverse mountain ranges or plateaus situated at least 1000 m above sea level. In China, for example, it is estimated that some 60%

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Forensic Analysis of Surge Arresters

Forensic Analysis of Surge Arresters

Arresters are essentially devices to divert lightning and switching surges and can sometimes become overloaded to the point of failure. Whenever this occurs, it’s extremely usefu

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Review of IEC 60099-4 Energy Handling Tests

Review of  IEC 60099-4 Energy  Handling Tests

Perhaps the most significant change yet in IEC 60099-4 promises to be good news for engineers involved in the  specification and application  of surge arresters. Not only is ther

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Application of Helicopter-Based IR Technology for Detecting Internal Defects in Composite Insulators

Application of Helicopter-Based IR Technology for Detecting Internal Defects in Composite Insulators

One of the perceived obstacles to even greater use of composite insulators today is the comparative difficulty (particularly in relation to glass) in monitoring their condition in

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Performance Attributes for Cover Type Wildlife Protective Devices

Performance Attributes for Cover Type Wildlife Protective Devices

The concept of wildlife protective devices (WPD) is hardly new to the field of power engineering. Products aimed at reducing outages triggered by birds and other creatures have bee

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Photo of the week

400 kV Towers

New Generation of Aesthetic 400 kV Towers for the U.K.

August 18, 2014

With tens of thousands of electricity pylons scattered across the English countryside, power system operators in the UK face the same dilemma confronted by...

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