一起母线保护不正确动作情况的分析

Analysis on a maloperation cause of a busbar protection

该文通过对华能大连电厂一次母线故障时BUS1 0 0 0母线保护动作情况的分析 ,找出了BUS1 0 0 0母线保护不正确动作的原因 ,总结了事故教训 。

A maloperation cause of BUS 1000 bus protection is presented based on a BUS 1000 bus protection operation analysis at a bus fault in Huaneng Dalian power plant in this paper.A lesson is taught and an improved method is proposed.