电容器组对系统谐波电流放大的影响

Effect on System Harmonic Current Amplification of Capacitors

论述电容器组对系统谐波电流放大的原理,结合某110kV变电站的现场测试数据,分析了系统谐波电流放大的原因,提出了抑制其放大的方法,对确保并联电容器组安全运行、提高供电质量具有指导意义。

This article points out the principle of harmonic current amplification by capacitors,and analyzes the reasons of harmonic current amplification in power system,according to the test data in one 110 kV substation,and the method of restraining the harmonic amplification is given.This article has directive significance to improve the power supply quality.