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高压电器  2014 

基于在线监测的开关特性分析

, PP. 119-123

Keywords: 断路器,操作机构,弹簧,线圈电流,在线监测

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Abstract:

采用先进高压断路器状态在线监测系统监测断路器的分合闸运动状态及分合闸线圈的电流波形,获得弹簧的运行状态,随时监测断路器弹簧性能、弹簧的疲劳程度。解决了弹簧操作机构中重要元件弹簧在运行中的状态不易测量的问题,同时,从断路器分合闸线圈的波形,能够判断出线圈是否卡滞,辅助开关是否正常切换等常见故障,为断路器可靠安全运行提供有效的保证。

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