220kV主变压器高压侧断路器失灵保护分析与改进

刘秀甫,罗春风, 赖剑晖

China Electric Power(Technology Edition)(2014)

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Abstract
文章从220kV主变压器高压侧断路器失灵特点出发,指出了目前220kV变电站中主变变高失灵回路在实际应用中存在的问题,并结合我局某220kV变电站主变变高失灵联跳三侧回路改造工程及广东省电力系统继电保护反事故措施(2007版,简称反措)要求,详细分析了220kV主变压器高压侧断路器失灵保护启动回路、失灵保护跳主变各侧断路器回路的设设计原理和整改措施,以供同行参考.
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