电声示波联合定位法在GIS组合电器的应用及分析  

Application and Analysis of Electroacoustic Oscillographic Joint Positioning Method in GIS Combined Apparatus

作　　者：黄继来 王学锦 蔡建辉 HUANG Jilai;WANG Xuejin;CAI Jianhui(Wenzhou Power Supply Company,State Grid Zhejiang Electric Power Co.,LTD.,Zhejiang Wenzhou 325000,China)

机构地区：[1]国网浙江省电力有限公司温州供电公司,浙江温州325000

出　　处：《农村电气化》2022年第6期9-12,共4页Rural Electrification

摘　　要：为评估GIS设备健康状况,尽早发现缺陷,防止缺陷进一步扩大,保障设备与电网安全可靠运行。介绍了特高频局放法与超声波法的原理,在GIS带电设备的检测及联合诊断,并结合某220 kV变电站GIS的实际测试案例分析,运用电声联合法、X射线示波检测对异常的局放信号,跟踪定位,验证了检测分析结果的正确性。In order to evaluate the health status of GIS equipment,find defects as soon as possible,prevent further expansion of defects,and ensure the safe and reliable operation of equipment and power grid.This paper introduces the principle of UHF partial discharge method and AE method,the detection and joint diagnosis of GIS live equipment,and combined with the actual test case analysis of a 220 kV substation GIS,uses the electro acoustic joint method and X-ray oscillographic detection to track and locate the abnormal partial discharge signal,and verifies the correctness of the detection and analysis results.

关 键 词：GIS 特高频法 超声波法 X射线 定位 

分 类 号：TM595[电气工程—电器]