Targeting at data acquisition characteristics of vibration signals of rotating machinery, a new rotororbit purification method using mathematical morphology filters is proposed.
针对旋转机械振动信号数据采集的特点，提出了用数学形态滤波器实现轴心轨迹提纯的新方法。
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The paper introduces the basic property of rotor vibration, the shape of the orbit in normal condition and the relation between faulty rotatory machine and its character of orbit.