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清换线C相故障保护动作分析

The analysis of operating performance of protective relay during single-phase fault in line Qing Huan

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【作者】 张德泉张一龙柳焕章陈祥文于文峰

【Author】 ZHANG De_quan 1, ZHANG Yi_long 2, LIU Huan_zhang 1, CHEN Xiang_wen 1, YU Wen_feng 3 (1.Central China Electric Power Dispatching & Communication Bureau,Wuhan,430077,China; 2.Shenzhen Architectural Machine Power Co.,Shenzhen,518041,China; 3.Hubei In

【机构】 华中电力调度通信局!湖北武汉430077深圳市建筑机械动力公司!深圳518041湖北电力试验研究所!湖北武汉430077

【摘要】 1999.7.2 5清换线连续二次发生C相瞬时接地故障 ,清江侧LZ 96高频保护均未动作出口 ,RAZFE保护切除故障时间较长。对其动作行为进行了分析。

【Abstract】 Protective relay LZ 96 didn’t operate and type RAZFE relay cleared fault slowly in 2 events of single phase transient faults happened successively in transmission line from Qingjiang River Hydropower Plant to Gezhouba Commutation Station.Operating performances of protective relay LZ 96 and RAZFE are analyzed in this paper.

  • 【分类号】TM711
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