1) weightlessness switch
失重开关
2) switch malfunction
开关失灵
1.
In year 2007 or 2008,electromagnetic loop circuits of the north power network of Henan will not be opened,this paper try to find some problems by researching on loads,power network structure;then try to study the infection of some serious faults,for example,the bus fault,the switch malfunction,or N-(1+1) faults,and so on;and check against network s safety and stability.
针对500/220kV电磁环网解环前的豫北电网(2007年～2008年),从供电负荷、网架结构、电网稳定性等方面对安鹤濮电网存在的问题进行分析,并尝试分析母线故障、开关失灵等"N-(1+1)"严重故障对电网的影响,校核电网的安全稳定性,分析电网发生稳定破坏、电网解列、大面积停电等重大电网事故的关键环节和重要变电站、线路,为电网运行风险控制提供参考。
2.
This paper introduces the configuration of bus protection in dual-bus dual-subsection connection,and puts emphasis on analysis of action of bus differential protection in bus coupling breakers or sectional switches malfunction and dead-zone fault,and also expounds the differences between bus coupling breaker malfunction and sectional switch malfunction.
介绍了双母线双分段接线方式下母差保护的配置,着重分析母线故障情况下母联开关或分段开关失灵以及发生死区故障母差保护的动作过程,阐明了母联开关失灵和死区故障与分段开关失灵和死区故障母差保护动作行为上的区别,列表说明发生这些故障时母差保护面板上信号灯动作情况。
3) gravity switch
重力开关
4) master switch
重开关
5) crane switch
起重开关
6) reset switch
重定开关
补充资料：地方失重原材料
是指加工过程中只有部分质量转移到产品中去的原料。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条