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METHOD AND DEVICE FOR ASSESSMENT OF ANGLE OF ZERO-PHASE-SEQUENCE VOLTAGE AT SINGLE LINE-TO-GROUND FAULT
METHOD AND DEVICE FOR ASSESSMENT OF ANGLE OF ZERO-PHASE-SEQUENCE VOLTAGE AT SINGLE LINE-TO-GROUND FAULT
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机译:单相接地故障零序电压角的评估方法和装置
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摘要
FIELD: electricity.SUBSTANCE: method and device for assessment of angle of zero-phase-sequence voltage includes determining angles of the respective phase voltage values among three phase voltage values, determining type of neutral grounding in the distributing network and assessing angle of zero-phase-sequence voltage at single line-to-ground fault in the distributing network by means of determined angles of the respective phase voltage values in compliance with type of neutral grounding in the distributing network.EFFECT: higher accuracy.16 cl, 17 dwg, 1 tbl
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