两种电压互感器二次压降测试方法的分析与比较

Analysis and Comparison for Two Test Methods of Transformer Voltage Secondary Circuit Voltage Drop

本文对电压互感器二次压降测试方法中的互感器校验仪法和基于GPS同步的无线测试法进行了原理分析,介绍了仪器现场接线方式,比较了各自的优缺点,并结合具体测试情况进行了说明。

This paper analyses fundaments of instrument transformer calibrator method and wireless test method based on GPS synchronism technique,which is part of test methods of transformer voltage secondary circuit voltage drop.It introduces the connection of instrument on site and compares advantages and disadvantages of each method. Finally, concrete instance explains the two test methods.