断路器断口闪络保护和断路器失灵保护整定计算
Dianli Xitong Zidonghua/Automation of Electric Power Systems（2012）
Abstract
目前,大型发电机变压器组220kV及以上并网断路器的断口闪络保护、大型发电机组故障时的断路器失灵保护普遍存在整定计算不合理的问题,多次导致保护拒动。文中提出较为合理的整定计算方法以及需要注意的一些问题。
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Key words
breakage flashover protection,flashover current,start up failureprotection,failure protection,generator transformer set,circuit breaker
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