HVDC换流站电流特性分析及测量装置的选取  

Analysis of the Current Characteristic in HVDC Converter Station and the Selection of Current Measure Devices

作　　者：李岩[1] 朱静[2] 周晓琴[2] 涂小刚[2] 王琦[1] 

机构地区：[1]中国南方电网技术研究中心,广州510623 [2]西安高压电器研究所,西安710077

出　　处：《高电压技术》2009年第5期1183-1187,共5页High Voltage Engineering

基　　金：国家“十一五”科技支撑计划重大项目课题(2006BAA02A23)~~

摘　　要：选配适合的直流电流测量装置,对于正确反映直流系统稳态和故障情况下各点的电流特性具有重要作用。为此针对我国直流输电工程实际情况,分析了高压直流输电工程换流站直流电流的特点,针对性地介绍了各种类型直流电流测量装置的原理、特点及在换流站中实际应用情况,综合得出了可用于换流站各种直流电流测量装置的技术性能和要求,还着重说明了零磁通式和光电式电流测量装置在直流系统中的选取方法和适用性。To select the appropriate current measurement devices for reflecting the variety of the current at different measuring points during stead state and fault conditions, we described the characteristis of the DC current in HVDC converter station, introduced the different types of current measurement devices installed in converter station, and obtained the technical capability and requirements for DC current measuring devices. The selection and application for the types of Zero flux current transformer and Optical-electronic current transformer are presented finally.

关 键 词：高压直流输电 电流测量装置 零磁通电流互感器 光电式电流互感器 电子式电流互感器 传感器 

分 类 号：TM721.1[电气工程—电力系统及自动化]