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高压电器  2015 

高压断路器分合闸线圈电流信号特征提取与故障判别方法研究

DOI: 10.13296/j.1001-1609.hva.2015.09.023, PP. 134-139

Keywords: 高压断路器,分合闸线圈电流信号,特征值提取,小波分析,故障判别

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Abstract:

高压断路器分合闸线圈电流信号特征提取在故障识别、检测及诊断方面都有重要的意义。文中提出采用小波分析与时域求极值点相结合的方法来获取高压断路器分合闸线圈电流信号特征值,并根据该特征值对断路器的故障判别方法做了探索性研究。实验结果表明,电流信号特征值提取方法是有效的,故障识别方法正确。

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