融合短时傅里叶变换和卷积神经网络的托辊故障诊断方法
谢苗,孟庆爽,李博,卢进南,李玉岐,杨志勇

Idler fault diagnosis method fusing short-time Fourier transform and convolutional neural network
Miao XIE,Qingshuang MENG,Bo LI,Jinnan LU,Yuqi LI,Zhiyong YANG
图8 不同工况下托辊振动信号的时频图
Fig.8 Time-frequency diagram of idler vibration signal under different working conditions