摘要
根据某220 kV变电站的故障现象,分析不同短路点短路时,保护正常动作行为及保护拒动或误接线时保护动作行为,找出故障原因,确定故障点,并提出了相应对策。
In this article ,when the short-circuit faults are occurred at the different fault location in a 220 kV transformer substation, according to the fault phenomena, actions of the protective relaying are analyzed,in which the running state includes normal operation,miss operation of the protection and the misconnection,the fault reasons are found ,the fault locations are confirmed, and the corresponding measures are produced.
出处
《山东电力技术》
2013年第3期33-35,44,共4页
Shandong Electric Power
关键词
故障
保护
失灵
间隙
击穿
fault
protection
malfunction
gap
breakdown
