Applications of Fractional Lower Order Synchrosqueezing Transform Time Frequency Technology to Machine Fault Diagnosis

Figure 3

The waveform of the bearing fault signals. (a) The normal signals in DE and FE; (b) the inner race fault signals in BA, DE, and FE; (c) the ball fault signals in BA, DE, and FE; (d) the outer race fault signals in BA, DE, and FE.

(a)

(b)

(c)

(d)