降低自激法测试电容式电压互感器介质损耗误差技术研究  

Research on the technology of reducing the dielectric loss error of capacitor voltage transformer test by self-excited method

作　　者：黄孟哲 HUANG Mengzhe(Jiangmen Power Supply Bureau of Guangdong Power Grid Group Limited Liability Company,Jiangmen 529000,China)

机构地区：[1]广东电网有限责任公司江门供电局,广东江门529000

出　　处：《中国高新科技》2020年第22期129-130,共2页

摘　　要：文章对电力系统中常见的110kV电容式电压互感器的结构特点、自激法的测试原理及智能一体式的介质损耗试验仪器的原理和测试方法进行了介绍,分析了测量电容式电压互感器电容值和介损值时出现误差的原因,以提升自激法测试的准确性。The article introduces the structural characteristics of common 110kV capacitive voltage transformers in power systems,the test principle of self-excitation method,and the principle and test methods of intelligent integrated dielectric loss test instruments.The reasons for the errors in measuring the capacitance value and dielectric loss value of the capacitive voltage transformer are analyzed to improve the accuracy of the self-excitation method.

关 键 词：电压互感器 介质损耗 自激法 

分 类 号：TM451[电气工程—电器]