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高压电器  2014 

污秽对MOA状态检测的影响

, PP. 133-136

Keywords: MOA,污秽,泄漏电流,在线监测,红外成像

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Abstract:

针对一起MOA全电流超标事件进行了跟踪分析。结合红外测温、在线监测数据以及气象特征等信息,确认数据超标原因为表面污秽引起。对表面污秽引起一系列测试数据的变化做了原理分析,指出如何有效区分表面污秽与MOA故障表现出的特征差异,从而避免对MOA状态做误判断。

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