三相一体750kV变压器长时感应电压带局部放电测量关键技术分析  

Research on Key Technologies of Long-duration Induced AC Voltage with PD Measurement Test about 750kV Three-Phase Integrated Transformer

作　　者：吴玉硕 秦睿 焦国杰 郭陆 陈博栋 包艳艳 WU Yu-shuo;QIN Rui;JIAO Guo-jie;GUO Lu;CHEN Bo-dong;BAO Yan-yan(State Grid Gansu Provincial Electric Power Research Institute, Lanzhou 730500, China;State Grid Gansu Provincial ELectric Power Company, Lanzhou 730090, China)

机构地区：[1]国网甘肃省电力公司电力科学研究院,甘肃兰州730500 [2]国网甘肃省电力公司经济技术研究院,甘肃兰州730090

出　　处：《变压器》2018年第6期53-58,共6页Transformer

摘　　要：本文中作者介绍了±800kV换流站三相一体750kV站用变压器和750kV调相机升压变压器长时感应电压带局部放电测量的情况,针对试验中几个关键技术进行探讨,并做出详细分析。The situation of long-term induced voltage band PD measurement of a three- phase integrated 750kV transformer and a 750kV transformer in a ±800kV converter sta- tion are introduced by the authors in this paper. Several key technologies in the experi- ment are discussed and analyzed.

关 键 词：变压器 局部放电 抗干扰 电容值 

分 类 号：TM406[电气工程—电器]