An Integrated Fault Diagnosis Method for Rotating Machinery Based on Improved Multivariate Multiscale Amplitude-Aware Permutation Entropy and Uniform Phase Empirical Mode Decomposition

Figure 11

Parts of original vibration signal of bearings. (a) Normal. (b) IRF1. (c) BF1. (d) ORF1. (e) IRF1. (f) BF2. (g) ORF2. (h) IRF3. (i) RF3. (j) ORF3.

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