一次保安段失电故障分析  

Analysis of an Emergency Power Failure Event

作　　者：叶朋珍 王旭 濮浩东 洪建华 凌峰 YE Pengzhen;WANG Xu;PU Haodong;HONG Jianhua;LING Feng(Waneng Tongling Power Co.,Ltd.,Tongling,Anhui 244012,China;Anhui Huadian Liuan Power Plant Co.,Ltd.,Liuan,Anhui 237126,China)

机构地区：[1]皖能铜陵发电有限公司,安徽铜陵244012 [2]安徽华电六安电厂有限公司,安徽六安237126

出　　处：《东北电力技术》2019年第3期43-46,共4页Northeast Electric Power Technology

摘　　要：对一次保安段失电故障进行分析,发现保安段二次回路设计及电压继电器特性存在问题,导致保安段发生失电故障,通过对继电器设计的更改及对二次回路的优化,以避免此类事故再次发生,并为同类型二次回路设计提供一定借鉴。Through the analysis of an emergency power failure event,the problems of the TV secondary circuit design and the voltage relay characteristics are found.It leads to the occurrence of the emergency power failure.By changing the relay and optimizing the TV secondary circuits,the occurrence of such events can be avoided.It also provides reference for the same kind TV secondary circuit.

关 键 词：失电 静态继电器 电磁式继电器 控制电源 响应时间 

分 类 号：TM581.3[电气工程—电器]