GIS局部放电超声波检测技术测试方法及缺陷分析

摘要

基于PD208局部放电检测系统，从超声波检测技术的原理、现场检测方法、AE传感器测试点的布置及三种测量缺陷显示模式等方面进行了阐述，通过现场检测缺陷实例分析，并给出了结论及处理建议，进一步验证了超声波检测技术对GIS绝缘缺陷检测是一种有效的技术手段。%This paper describes from the principle of ultrasonic detection technology, on-site detection method, AE sensor test point arrangement and three measuring defect display mode based on PD208 partial discharge detection system,through the analysis of a field defect detection examples, and gives settle deals with treatment recommendations, further verifies the ultrasonic testing technology of GIS insulation defect detection is an effective technical means.