Crack fault diagnosis of vibration exciter rolling bearing based on genetic algorithm-optimized Morlet wavelet filter and empirical mode decomposition.
Xiaoming HanJin XuSongnan SongJiawei ZhouPublished in: Int. J. Distributed Sens. Networks (2022)
Keyphrases
- monitoring and fault diagnosis
- fault diagnosis
- empirical mode decomposition
- wavelet filters
- wavelet decomposition
- genetic algorithm
- wavelet transform
- vibration signal
- fuzzy logic
- neural network
- non stationary
- multiresolution
- multiscale
- subband
- data compression
- filter bank
- expert systems
- fault detection
- discrete wavelet transform
- wavelet domain
- wavelet coefficients
- feature vectors
- condition monitoring
- high frequency
- multi band
- wavelet packet
- shift invariant
- bp neural network
- operating conditions
- palmprint
- texture features
- sar images