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During the past five years, a major company involved in chemical/pharmaceutical activities has built an integrated production site for polycarbonates, coatings and isocyanates in Caojing near Shanghai. A further major expansion is currently in the execution phase.The design, consultation and engineering of the electrical power transmission and distribution system from the 220 kV AC incoming feeders...
To date, many papers have been written about various concepts in power system grounding explaining application, advantages and disadvantages of each of the solidly, resistance and ungrounded systems. The purpose of this paper is not to explain the theory behind the aforementioned concepts, rather, substantiate them with actual field measurements during a failure of a surge protective device. The measurements...
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