基于多模态时频图融合的风电机组齿轮箱故障诊断方法

陈阳,刘永前,韩爽,王罗

Fault Diagnosis Method of Wind Turbine Gearbox Based on Multi-Mode Time-Frequency Image Fusion

CHAN Yang,LIU Yongqian,HAN Shuang,WANG Luo

图2 子带信号及其时频图

Fig.2 Subband signal and its time-frequency graph