电气试验在变压器故障分析中的应用  

Application of Electrical Testing in Transformer Fault Analysis

作　　者：戚兆义 QI Zhaoyi(State Grid Jiangsu Electric Power Co.,Ltd.Pizhou Power Supply Company,Jiangsu 221300,China)

机构地区：[1]国网江苏省电力有限公司邳州市供电公司,江苏221300

出　　处：《电子技术（上海）》2023年第3期362-363,共2页Electronic Technology

摘　　要：阐述变压器故障的原因,电气试验与变压器故障检测,包括绕组直流电阻试验、绝缘电阻吸收比和极化指数试验、绝缘介质损耗试验、工频耐压、短路试验,探讨提升电气试验分析准确性的措施。This paper describes the causes of transformer faults,electrical testing and transformer fault detection,including winding DC resistance test,insulation resistance absorption ratio and polarization index test,insulation medium loss test,power frequency withstand voltage test,short circuit test,and explores measures to improve the accuracy of electrical test analysis.

关 键 词：变压器故障 电气试验 工频耐压 短路试验 

分 类 号：TM407[电气工程—电器]