Application of Feature Fusion Using Coaxial Vibration Signal for Diagnosis of Rolling Element Bearings

Figure 3

The EEMD results of eight states. (a) N. (b) I-D. (c) B-D. (d) O6-D. (e) I-F. (f) B-F. (g) O3-F. (h) O12-F.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)