基于数据驱动的液压马达预测性维护研究

刘强,朱建新,崔瑜源

Data-driven predictive maintenance research on hydraulic motor

Qiang LIU,Jianxin ZHU,Yuyuan CUI

图4 基于HHT算法的边际谱变化

Fig.4 Marginal spectrum change based on HHT algorithm