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 7 线路中点金属性接地故障时健全极的仿真结果 |
Fig.7 Simulation results at negative pole when metallic ground fault occurs at middle of line |
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