摘要
针对拉、送直流保险引起 2 2 0kV韶马线开关误跳闸的现象 ,详细分析了该现象产生的原因 ,并通过两个模拟试验加以验证 。
The SF 6 circuit breaker of 220 kV Shao Ma line mis tripped during switching of a DC safety switch. The reasons of this phenomenon are analyzed and demonstrated by two simulation tests. Corresponding precautions are put forth at last.
出处
《广东电力》
2001年第2期54-55,共2页
Guangdong Electric Power
关键词
误跳闸
直流系统
保险开关
发电厂
DC earth fault
switch
mis trip
distributed capacitance
