Research Article
A Fault Diagnosis Method for Rolling Bearings Based on Feature Fusion of Multifractal Detrended Fluctuation Analysis and Alpha Stable Distribution
Figure 5
The waveforms of seven vibration signals (ordinate unit: m/s2).
(a) Normal |
(b) Slight inner-race faults |
(c) Serious inner-race faults |
(d) Slight outer-race faults |
(e) Serious outer-race faults |
(f) Slight ball faults |
(g) Serious ball faults |