Peak-Based Mode Decomposition for Weak Fault Feature Enhancement and Detection of Rolling Element Bearing

Table 2

Comparisons of some major indictors for bearing fault features.

Defect frequency magnitude of	Envelope demodulation	Peak-based wavelet decomposition	Parameter-optimized peak-based wavelet decomposition	The proposed method
Outer race	88.45	90.95	147.50	294.80
Inner race	88.40	93.34	104.20	139.50
Roller element	34.56	48.96	97.08	223.30