Multispectral Balanced Automatic Fault Diagnosis for Rolling Bearings under Variable Speed Conditions

Figure 15

Signals and faults of three bearings: (a), (d), and (g) vibration signals; (b), (e), and (h) shock signals; (c), (f), and (i) failure photos (original photographs).

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)