大型变压器局部放电测量及其需要注意的几个问题  

The Large Transformer's Partial Discharge Measurement And Several Problems Needing Attention In Field Test

作　　者：张柯[1] 陈颖[2] 刘环宇[2] 

机构地区：[1]河南电力试验研究院,河南郑州450052 [2]郑州供电公司,河南郑州450006

出　　处：《河南电力》2006年第2期5-6,9,共3页Henan Electric Power

摘　　要：大型变压器局部放电测试是一项敏感性的试验,现场试验主要面临试验电源、补偿和抗干扰等三大难题,本文就这些问题展开了讨论和分析,并在此基础上提出了具体建议。The partial discharge test of large transformers is a sensitive test. The following difficulties such as choice of power supply, compensation and disturbance are faced in partial discharge filed test. These problems are entirely discussed and analyzed in this paper. According to these discussions and analyses this paper puts forward effective measures.

关 键 词：变压器 局部放电 变频电源 补偿 干扰 

分 类 号：TM835[电气工程—高电压与绝缘技术]