采用高压标准电容器测量交流高压

A Measuring Method for AC HV Using HV Standard Capacitor

基于电网发展对新型交流高压测量技术的需求,在分析现有交流高压测量技术的基础上,本文提出了一种基于高压标准电容器的交流高压测量系统,详细分析了此种交流高压测量系统的工作原理,并对该系统的稳态特性和频率特性进行了实验研究,同时对可能产生的误差进行了系统的分析。所研制出的交流高压测量系统满足电力系统对工频高压信号获取的技术需求,同时满足频率不大于2500Hz交流高压测量的要求,具有一定的实用价值。

According to the demand of new AC high-voltage measuring technology based on the development of power network, this paper proposes an AC high-voltage measuring system using high voltage standard capacitor based on the analysis of the existing AC high-voltage measuring technology, the working principle of this kind of AC high-voltage measuring system is analyzed in detail, and the experimental research on the steady state characteristic and frequency characteristic of the AC high-voltage measuring system is made, at the same time, the possible errors are analyzed in detail.The AC high-voltage measuring system meets the technical requirements of high-voltage signal acquisition in the power system, at the same time, meets the requirements of AC high-voltage measurement when the frequency is not more than 2500 Hz, and has certain practical value.