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电网技术  2006 

基于故障模式与后果分析及故障树法的电子式电流互感器可靠性分析

, PP. 15-20

Keywords: 电子式电流互感器,可靠性分析,故障模式与后果分析,故障树分析,最小割集

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Abstract:

可靠性分析是电子式互感器研制中的关键环节。在与电磁式电流互感器的可靠性进行对比分析的基础上,分别采用故障模式与后果分析法(failuremodesandeffectsanalysis,FMEA)和故障树分析法对一种电子式电流互感器的可靠性进行了研究,建立了完善的FMEA表格和故障树。求取了故障树的所有最小割集,并对该电子式电流互感器的可靠性进行了定性分析。通过电子式电流互感器研制与试验过程中的实例分析,验证了该可靠性分析方法的有效性。

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