With respect to substations, overvoltages are calculated by considering the detailed model of the substation, including the lengths of busbars and the protection distances between surge arresters and ...

Around 1,300 flights were cancelled or diverted after a fire knocked out an electricity substation in west London, three miles away from the airport, last Thursday night.

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Mitigation equipment specifications are determined for the required switching devices, current-limiting reactors, surge arresters, and customer surge control devices. Power system transient studies ...

He attributed the surge to several factors, including increased life expectancy, an aging population, and changing lifestyles. Ezeome emphasized the critical role of early detection and timely ...

The DA in Johannesburg demands a proper response from the City government to an unprecedented series of fires at four major electrical substations within a span of just over two weeks. This alarming ...

The P/B ratio shows how a stock's market price compares to its book value. It helps gauge whether a stock is undervalued or overvalued relative to its net assets.

Introduction Isolation equipment is readily available that will protect wire-line communications facilities entering PCS locations within high-voltage corridors from a GPR as high as 50 kV rms and 90 ...