电力电容器组不平衡电压保护动作原因分析及故障诊断  

Analysis and Fault Diagnosis of Unbalanced Voltage Protection Action of Power Capacitor Set

作　　者：郭苏锋 陆飞 周刚 戚中译 王森 GUO Su-feng;LU Fei;ZHOU Gang;QI Zhong-yi;WANG Sen(State Grid Zhejiang Power Corporation Jiaxing Power Supply Company,Jiaxing 314000,China)

机构地区：[1]国网浙江省电力公司嘉兴供电公司,浙江嘉兴314000

出　　处：《电气开关》2018年第2期83-86,共4页Electric Switchgear

摘　　要：电力电容器组不平衡电压保护是电容器的主保护也是最重要的保护之一,能否正确的分析其动作原因并进行故障诊断,对电力系统的安全稳定运行起着至关重要的作用。从电力电容器组不平衡电压保护的原理入手,深入剖析电力电容器组不平衡电压保护动作的原因,并根据其原因进行提出了故障诊断的方案,为电力检修工作人员处理电容器组故障提供了思路。Unbalanced voltage protection of power capacitor is one of the most important protection of capacitor.It is important to analyze the cause of the operation and to diagnose it correctly.It plays an important role in the safe and stable operation of power system.The reason of unbalanced voltage protection action of power capacitor is analyzed deeply based on the principle of unbalanced voltage protection of power capacitor.The fault diagnosis scheme is put forward according to the reason,which provides the idea for the maintenance of capacitor bank.

关 键 词：电容器 不平衡电压保护 故障诊断 谐波污染 

分 类 号：TM53[电气工程—电器]