高电压大容量干式空心电抗器匝间短路故障在线监测方法探析  

Analysis of On-line Monitoring Method for Interturn Short Circuit Fault of HighVoltage and LargeCapacity Dry-Type Air Core Reactor

作　　者：李文杰 许国龙 邵三保 罗啟俊 俸昌维 LI Wenjie;XU Guolong;SHAO Sanbao;LUO Qijun;FENG Changwei(Dehong Power Supply Bureau,Yunnan Power Grid Company Limited Liability,Dehong 678400)

机构地区：[1]云南电网有限责任公司德宏供电局

出　　处：《电工技术》2020年第4期75-76,79,共3页Electric Engineering

摘　　要：匝间短路故障具有较强的破坏性,严重威胁高电压大容量干式空心电抗器的运行安全与使用寿命。文章对匝间短路故障发生的原因进行了分析,对高电压大容量干式空心电抗器匝间短路故障在线监测方法进行了深入研究与探讨,并制定了有效的监测方案和良好的建议,以供参考。Interturn short circuit fault is highly destructive,which seriously threatens the operation safety and service life of high voltage and large capacity dry-type air-core reactors.In this paper,the causes of inter-turn short circuit faults are analyzed.The on-line monitoring method for inter-turn short circuit fault of high voltage and large capacity dry-type air-core reactor is deeply studied and discussed,and the effective monitoring scheme and good suggestions are formulated for reference.

关 键 词：干式空心电抗器 匝间短路 振荡波 在线监测 

分 类 号：TM472[电气工程—电器]