Distance relay for reflecting single-phase ground short circuit and movement method and device

The invention discloses a method and device for movement of a distance relay and the distance relay for reflecting a single-phase ground short circuit. The method comprises the following steps of obtaining movement criterion comparative quantity, calculating theta 1, theta 2, theta 3 and theta 4 res...

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Bibliographische Detailangaben
Hauptverfasser:	HAN AOYANG, GAO YAN, NIU QINGDA, ZHANG BIN, RUI SHULING, LUO LUDONG, SHI XIANHAO, HU WEI, LIU YAPENG, JIA YAJUN, DONG LIN, QI RENLEI, ZHOU SHENGQI, XIA TIANYU, LIU HUIQUN, LIU TONGTONG, CHEN JING, SHEN ANG, WANG YAN, YU LITAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS GENERATION
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Beschreibung
Zusammenfassung:	The invention discloses a method and device for movement of a distance relay and the distance relay for reflecting a single-phase ground short circuit. The method comprises the following steps of obtaining movement criterion comparative quantity, calculating theta 1, theta 2, theta 3 and theta 4 respectively, and judging whether it is true that 0 degree