摘要
介绍了2007年南方电网220kV及以上系统继电保护装置的运行情况,列举了线路保护、元件保护及断路器保护不正确动作事故实例,总结了保护不正确动作原因并进行责任分类,分析了保护不正确动作事故暴露出的在人员、设备、管理等方面存在的主要问题,并针对问题提出了改进措施及建议,以不断提高南方电网继电保护运行水平。
The operation status of 220 kV and above system relay protection for CSG in 2007 are introduced, the incorrect action examples of line protection,component protection and circuit breaker protection are enumerated, its causes are also summarized. The main issues on personnel, equipment, management and other aspects are analyzed, the measures ＆ suggestions are also proposed, in order to enhance the operation level of relay protection for CSG.
出处
《南方电网技术》
2008年第2期85-88,共4页
Southern Power System Technology
关键词
继电保护
运行情况
分析
措施及建议
relay protection
operation condition
analysis
measure ＆ suggestion
