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为了提高挖掘机液压系统的可靠性水平,提出一种基于动态主元分析的在线故障检测方法。将该方法应用在SWE50型挖掘机上,取得良好的故障检测效果。
In order to improve the reliability of excavator hydraulic system, an online fault detection method based on dynamic principal component analysis is proposed. The method is applied to the SWE50 excavator to obtain a good fault detection effect.