600MWe机组厂用电源故障造成跳机的原因分析与处理  

Reasons Analysis and Treatments of 600MWe Unit Trip Caused by the House Supply Fault

作　　者：孙涛[1] 

机构地区：[1]安徽省皖能股份有限公司,安徽合肥230011

出　　处：《电力技术》2010年第3期53-54,共2页Electric Power Standarization & Construction Cost Control Information

摘　　要：分析了一起因厂用电源故障,继电保护越级动作,造成机组跳闸的事故经过,提出了单台600MWe机组在厂用电源系统设计、继电保护设置等方面存在的问题,并有针对性地制定了防范措施,在系统内同类型单台机组上具有较好的借鉴意义。A unit trip incident process,which was occurred due to relay protection overstep action caused by house supply fault,was analyzed.The problems existed in house supply system design and configuration of relay protection of single 600MWe unit were pointed out,and the relevant preventive measures were formulated targetedly,providing better reference for similar single unit in same power system.

关 键 词：继电保护 厂用电源 分析 处理 

分 类 号：TM621[电气工程—电力系统及自动化]