特高压直流输电线路差动保护改进方案
夏经德,罗金玉,高淑萍,焦作滨,邵文权,黄新波

Improved scheme for differential protection of UHVDC transmission lines
Jing-de XIA,Jin-yu LUO,shu-ping GAO,zai-bin JIAO,wen-quan SHAO,Xin-bo HUANG
图 1 双极特高压直流(UHVDC)输电系统
Fig.1 Ultra high voltage direct current (UHVDC) transmission system with two electrodes