Metal oxide surge arresters have high reliability and will function as intended almost indefinitely, assuming that they have been well designed, properly manufactured and operated within their specified range of applied voltage, temporary overvoltage, surge... Read More
Guidelines for insulator selection under pollution in AC are already available in IEC 60815 series 1, 2 & 3 and work is underway in IEC TC 36-WG 11 as well as in CIGRE WG C4-03-03 to extend them to DC. While these guidelines are intended to simplify... Read More
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 useful to properly determine the reason why the arrester (or companion arresters)... Read More
Grid operators worldwide have been under growing pressure to make power structures more aesthetic as one of the most effective ways to help assure public acceptance of new projects. However, line design using monopole towers can also positively impact several... Read More
Disc type porcelain and glass suspension insulators have been widely used in suspension applications on UHV DC projects in China due to their mechanical and electrical properties and also the depth of local operating experience. However, several years ago... Read More
This major industry conference and exhibition will bring together international experts from within the electric utility industry, manufacturers of HV equipment & components, research & testing organizations and universities. More than 100 technical... Read More
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