一起截流阀误动作引起的主变本体轻瓦斯动作异常分析  

Fault analysis of main transformer light gas action caused by the misoperation of the closure valve of the nitrogen-filled fire extinguishing device

作　　者：段秀凯 王鲲鹏 郭晓龙 宋守祥 Duan Xiukai;Wang Kunpeng;Guo Xiaolong;Song Shouxiang(Liaocheng Power Supply Company,Shandong Electric Power Company,Liaocheng,Shandong 252000)

机构地区：[1]国网山东省电力公司聊城供电公司

出　　处：《电气技术》2019年第12期116-118,共3页Electrical Engineering

摘　　要：本文对主变本体轻瓦斯动作之后的检查分析过程进行了详细地阐述,最终确定此起事故是由充氮灭火装置截流阀误动作引起的。随后对误动作原因进行了分析,提出了相应的解决办法和一些建议,以期为充氮灭火装置在电力系统中安全、稳定运行提供依据。This paper expounded the fault of main transformer light gas action in detail. It was determined that the accident was caused by the misoperation of the closure valve of the nitrogen-filled fire extinguishing device. Then the causes of the misoperation are analyzed, and corresponding solutions and Suggestions are put forward. It provides a basis for the safe and stable operation of nitrogen-filled fire-extinguishing device in power system.

关 键 词：轻瓦斯 充氮灭火装置 截流阀 误动作 

分 类 号：TM407[电气工程—电器]