Elimination of End effects in LMD Based on LSTM Network and Applications for Rolling Bearing Fault Feature Extraction

Figure 14

Envelope spectra waveform of and within 1–2000 Hz for the rolling bearing signal: (a) ball fault envelope spectra waveform; (b) outer ring fault envelope spectra waveform; (c) inner ring fault envelope spectra waveform.

(a)

(b)

(c)