A Fault Diagnosis Model Based on LCD-SVD-ANN-MIV and VPMCD for Rotating Machinery

Figure 2

Time domain waveforms for seven running conditions of roller bearing. (a) Normal condition, (b) inner-race fault with fault diameter of 0.007 inches, (c) outer-race fault with fault diameter of 0.007 inches, (d) ball fault with fault diameter of 0.007 inches, (e) inner-race fault with fault diameter of 0.021 inches, (f) outer-race fault with fault diameter of 0.021 inches, and (g) ball fault with fault diameter of 0.021 inches.

(a)

(b)

(c)

(d)

(e)

(f)

(g)