220kV电容式电压互感器常见缺陷综述  

Summary of Common Defects of 220kV Capacitive Voltage Transformer

作　　者：王俊娜 谢励耘 李晟元 江岚 李世卿 WANG Jun-na;XIE Li-yun;LI Sheng-yuan;JIANG Lan;LI Shi-qing(EHV Company of State Grid Shanghai Electric Power Company,Shanghai 200063,China)

机构地区：[1]国网上海超高压公司,上海每200063

出　　处：《变压器》2022年第12期73-75,共3页Transformer

摘　　要：本文中作者根据近几年发现的220kV电容式电压互感器缺陷情况,对此类型电压互感器电容层击穿、电磁单元进水受潮等常见缺陷进行了介绍,并提出了设备运行和检修时的预防措施,以期减少该类设备隐患。Based on the defects of 220kV capacitive voltage transformer found in recent years, this paper introduces the common defects of this type, such as breakdown of voltage variation capacitor layer, water inflow and moisture of electromagnetic unit, and puts forward the preventive measures during equipment operation and maintenance, in order to reduce the hidden dangers of this kind of equipment.

关 键 词：电容式电压互感器 红外测温 解体检查 预防措施 

分 类 号：TM406[电气工程—电器]