基于小波包分解与随机森林的离心泵故障诊断
马飞,邵礼光,徐君,陶梦秋,袁沛,胡炳涛

Centrifugal pump fault diagnosis based on wavelet pack decomposition and random forest
Fei MA,Liguang SHAO,Jun XU,Mengqiu TAO,Pei YUAN,Bingtao HU
图9 正常状态下离心泵的原始振动信号及重构信号的时域波形和频谱图
Fig.9 Time-domain waveform and spectrogram of original vibration signal and reconstructed signal of centrifugal pump under normal state