一种新型的GIS工频耐压及局放测试试验系统的设计与应用

Design and Practice of a New Test System in Partial Discharge and Industrial Frequency Voltage Withstand Test

给出一种新型的用于500 kV GIS工频耐压及局放测试试验的系统的设计,介绍测试系统的组成和工作原理、各分系统的功能和设计实现、以及实验操作流程,给出试验变压器相关参数的确定方法,该系统已应用于某地下GIS变电站,实践证明,此系统运输吊装方便,满足试验需求,提高了局放的测试精度。

This paper introuses a new test system in Partial Discharge and Voltage Withstand Test.The compose and woking principle,the design and fuction of subsystem,and the experiment flow path are introduced briefly.The parameter decision of test transformer is presented.This system have been used successfully in 500kV GIS transformer substation.