建筑电气
建築電氣
건축전기
Building Electricity
2015年
11期
6-11
,共6页
单相接地故障电流%对地电容电流%对地不平衡电容电流%零序电流%零序电流互感器%零序电压%电压互感器%剩余绕组
單相接地故障電流%對地電容電流%對地不平衡電容電流%零序電流%零序電流互感器%零序電壓%電壓互感器%剩餘繞組
단상접지고장전류%대지전용전류%대지불평형전용전류%령서전류%령서전류호감기%령서전압%전압호감기%잉여요조
single-phase grounding fault current%capacitance current to earth%imbalance capacitance current to earth%zero-sequence current%zero-sequence current transformer%zero-sequence voltage%voltage transformer%residual winding
供电系统中单相接地故障发生的几率最高. 本文对中压供电系统单相接地故障电压与电流变化进行分析; 提出电压与电流互感器选择、 单相接地保护配置, 以及单相接地故障电流的计算方法.
供電繫統中單相接地故障髮生的幾率最高. 本文對中壓供電繫統單相接地故障電壓與電流變化進行分析; 提齣電壓與電流互感器選擇、 單相接地保護配置, 以及單相接地故障電流的計算方法.
공전계통중단상접지고장발생적궤솔최고. 본문대중압공전계통단상접지고장전압여전류변화진행분석; 제출전압여전류호감기선택、 단상접지보호배치, 이급단상접지고장전류적계산방법.
Single-phase grounding fault of the power supply system is most likely to occur. The change of voltage and current of single-phase grounding fault of the medium-voltage power supply system is analyzed, and the selection of voltage and current transformers, the configuration of single-phase grounding protection and the method for computing the current of single-phase grounding fault are provided.
