基于电压源换流器直流系统保护技术综述  

Review on VSC-HVDC System Protection Technology

作　　者：熊小萍[1] 林栋 谭建成[1] XIONG Xiao-ping;LIN Dong;TAN Jian-cheng(College of Electrical Engineering,Guangxi University,Nanning 530004,China)

机构地区：[1]广西大学电气工程学院

出　　处：《电气开关》2019年第5期6-10,共5页Electric Switchgear

基　　金：国家自然科学基金项目(51867004);广西高校中青年教师提升项目(T3020094004)

摘　　要：柔性直流技术在输电、配电系统中更加灵活运行、高效应对大规模分布式新能源接入,是未来重要发展方向之一。保护技术是确保系统安全稳定运行的重要防线。本文从直流系统保护现状出发,介绍主流保护的基本原理和特点,讨论主流保护在柔性直流系统的应用现状和前景。最后根据国内外的研究现状,指出现有保护技术的主要问题。VSC-HVDC is more flexible in transmission and distribution systems,and efficiently responds to large-scale distributed new energy access.It is one of the important development directions in the future.This article describes the current status of DC system protection,introduces the basic principles and features of mainstream protection,and discusses the current status and prospects of mainstream protection in VSC-HVDC system.Finally,pointed out the main problems of existing protection technologies according to the research status at home and abroad.

关 键 词：直流保护技术 行波保护 柔性直流 VSC-HVDC 

分 类 号：TM72[电气工程—电力系统及自动化]