干式空心并联电抗器故障原因分析及防范措施

Fault Analysis and Precautions on Dry Type Air Core Shunt Reactor

干式空心并联电抗器是电力系统中无功补偿的重要设备,近年来因各种原因造成的干式空心并联电抗器故障时有发生,为了避免类似故障再次发生,提高设备运行可靠性,针对3起干式空心并联电抗器故障原因进行调查分析,通过故障后设备检查试验、解体分析情况,结合干式空心并联电抗器的结构,查找出故障原因,指出避免该类故障发生应采取的措施。分析结果对提高干式空心并联电抗器运行可靠性具有重要意义。

Dry type air core shunt reactor is an important device for reactive power compensation in power system.In recent years,the fault of dry air core shunt reactor due to various causes are happened.The reason of 3?time fault for dry air core reactor is investigated and analyzed so to avoid re?occurrence of the similar fault and improve operation reliability of the equipment.The cause of the fault is found out through inspection and test,disassembly analysis with combination of the structure of the dry type air core shunt reactor,the measure for avoiding the fault is pointed out.The analysis result has important significance for improving the reliability of the dry?type air?core shunt reactor.