Monthly
ISSN 1000-7229
CN 11-2583/TM
ELECTRIC POWER CONSTRUCTION ›› 2011, Vol. 32 ›› Issue (8): 78-80.
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Abstract:
The mistrip of high-voltage side circuit breaker of generator-transformer unit occurs and is induced by 220 kV line-to-ground fault in Huaneng Power Plant of Chaohu. In the paper, the causes of the accident are analyzed by constructing models, that the high frequency components invade into the trip circuit by the distributed capacitance of secondary cable, providing references for similar malfunction.
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https://www.cepc.com.cn/EN/Y2011/V32/I8/78