220kV GIS快速地刀自动合闸事件的分析和防范处理措施  

Analysis and Preventive Measures of 220 kV GIS Fast Earth Switch Automatic Closing Event

作　　者：李雷 关延伟 李冬冬 郑志强 LI Lei;GUAN Yanwei;LI Dongdong;ZHENG Zhiqiang(Rundian Energy Science and Technology Co.,Ltd.,Zhengzhou 450000,China)

机构地区：[1]润电能源科学技术有限公司,河南郑州450000

出　　处：《电工技术》2023年第9期101-102,105,共3页Electric Engineering

摘　　要：GIS快速地刀配置电动弹簧机构操动,具有关合短路电流的能力和开合感应电流的能力,是一种重要的保护装置。介绍了某电厂220kV GIS线路侧快速地刀在操作分闸后马上合闸的故障情况,通过分析电气回路和操作机构,查明了故障原因,并根据现场条件采取了相应的处理措施,为同类型的设备缺陷故障处理提供参考。The GIS fast grounding switch is equipped with an electric spring mechanism for operation,which has the ability to close short-circuit current and open and close induced current.It is an important protection device.The fault situation that the 220 kV GIS line side fast earthing switch of a power plant was closed immediately after the operation opened is introduced.By analyzing the electrical circuit and operating mechanism,the cause of the failure is found out.Corresponding measures have been taken according to the site conditions to provide reference for the same type of equipment defect fault treatment.

关 键 词：GIS 快速地刀 自动合闸 

分 类 号：TM595[电气工程—电器]