摘要
介绍了某发电厂500kV系统接线方式、短引线差动保护的投运情况,分析了短引线保护误动跳机的事故经过及其原因,提出了预防措施。
The connection mode of 500kV system of a power plant was introduced,and the operation of the short-connect-line protection was presented too.The process of the malfunction trip fault of the short-connect-line protection and its reasons were analyzed,and some prevention measures were proposed.
出处
《华电技术》
CAS
2010年第2期67-68,77,共3页
HUADIAN TECHNOLOGY
关键词
短引线保护
误动跳机
原因分析
预防措施
short-connect-line protection
malfunction trip
reason analysis
prevention measure
