摘要
介绍了某220 kV变电站发生的一起35 kV母差保护动作的事故案例,通过现场检查情况分析出保护动作的原因,对继电保护动作的过程和事故录波报告进行了详细的分析。最后提出了针对性的处理办法和整改措施,旨在更好地完善变电站设备的运行和维护。
A 35 kV bus protection action fault in a 220 kV substation is introduced.Based on the on-site inspection,the process of relay protection action and the recording report are analyzed in detail to find out the cause.Finally,treatments and rectification measures are proposed accordingly to improve the operation and maintenance of substation equipment.
作者
吴薇
张国芳
汪振中
王玮
吴周长
黄莉莉
邵竹星
WU Wei;Zhang Guofang;WANG Zhenzhong;WANG Wei;WU Zhouchang;HUANG Lili;SHAO Zhuxing(State Grid Anqing Power Supply Company, Anqing 246000, China;State Grid Sichuan Electric Power Co. , Ltd. , Chengdu 610000, China)
出处
《安徽电气工程职业技术学院学报》
2020年第1期13-16,共4页
Journal of Anhui Electrical Engineering Professional Technique College
关键词
220
KV变电站
母差保护
事故分析
整改措施
220 kV substation
bus differential protection
fault analysis
rectification measures
