用霍尔效应传感器测量润滑剂的性能：污染和粘度的研究

樱井 喜泽

摘要

本研究提出了一种基于磁场法的工业机械污染测量方法。采用永磁铁产生0.17T磁场，采用霍尔效应传感器测量工
业机器润滑剂在运行过程中金属颗粒的污染水平，并预测润滑剂条件不符合标准时的更换周期(NAS1638)。金属粒子的污染
水平与霍尔效应传感器的输出电压直接相关。当金属粒子向永磁体有任何移动时，测量的结果就被转移到计算机上进行分
析。该方法可用于实验用于润滑剂的条件，以评估污染和机器罐内或管道内残留的金属颗粒，以及工业过程中使用的汽车润
滑油和其他润滑油的条件。

关键词

污染、霍尔效应、润滑剂、磁性、颗粒、粘度

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