换流站交流滤波器连续切除导致直流功率回降原因分析  

Cause Analysis of DC Power Fallback Caused by Continuous Removal ofAC Filter in Converter Station

作　　者：乔小冬 QIAO Xiaodong(Maintenance Branch Yimin Converter Station,State Grid Inner Mongolia Eastern Electric Power Co.,Ltd.,Hulunbuir 021130,China)

机构地区：[1]国网内蒙古东部电力有限公司检修分公司伊敏换流站,内蒙古呼伦贝尔021130

出　　处：《电工技术》2022年第24期184-187,共4页Electric Engineering

摘　　要：无功控制是换流站直流控制保护的重要组成部分,主要用来控制交流母线电压与交流系统交换的无功,可实时对直流功率进行相应的控制。重点描述一起无功控制连续切除滤波器导致直流功率回降的事故,并对排查过程、暴露问题进行分析,提出相应反措及建议。Reactive power control is an important part of DC control protection of converter stations.It is mainly used to control the reactive power exchanged between the AC bus voltage and the AC system,and can control the DC power in real time.This paper mainly describes an accident of DC power back drop caused by continuous removal of filter by reactive power control,analyzes the troubleshooting process and exposed problems,and puts forward corresponding countermeasures and suggestions.

关 键 词：交流滤波器 无功控制 功率回降 

分 类 号：TM721[电气工程—电力系统及自动化]