特高压多端柔性直流线路及汇流母线保护配置及检修隔离措施研究  

Research on Protection Configuration and Maintenance Isolation Measures of Ultra-high Voltage Multi-terminal Flexible DC Line and Busbars

作　　者：石万里 王荣超 胡付有 SHI Wanli;WANG Rongchao;HU Fuyou(Liuzhou Bureau of EHV Power Transmission Company,Liuzhou 545001,China)

机构地区：[1]超高压输电公司柳州局

出　　处：《电工技术》2019年第24期76-78,81,共4页Electric Engineering

摘　　要：文章介绍了特高压多端柔性直流输电系统灵活、复杂的运行方式,分析其线路及汇流母线保护的配置及逻辑,提出停电检修和在线检修时的检修隔离安全技术措施,可供现场运维及后续多端柔性直流工程参考。The flexible and complex operation mode of ultra-high voltage multi-terminal flexible DC transmission system is introduced.The configuration and logic of its line and busbar protection are analyzed.The safety technical measures of maintenance isolation during power failure and online maintenance are presented.It can be used as a reference for field operation and maintenance and subsequent multi-terminal flexible DC projects.

关 键 词：多端柔性直流输电系统 线路及汇流母线保护 检修隔离安全技术措施 

分 类 号：TM721.1[电气工程—电力系统及自动化]