Fault Detection and Behavior Analysis of Wheelset Bearing Using Adaptive Convolutional Sparse Coding Technique Combined with Bandwidth Optimization

<div>Spectral kurtosis for identification of wheelset bearing roller fault. (a) Fast Kurtogram; (b) filtered signal; and (c) envelope spectrum of signal in Figure <a href="../fig32/">32</a>(b).</div>

Shock and Vibration

fig32

Figure 32

Figure 32: Fault Detection and Behavior Analysis of Wheelset Bearing Using Adaptive Convolutional Sparse Coding Technique Combined with Bandwidth Optimization 

Figure 32 | Fault Detection and Behavior Analysis of Wheelset Bearing Using Adaptive Convolutional Sparse Coding Technique Combined with Bandwidth Optimization 