Rolling element bearing weak fault diagnosis based on optimal wavelet scale cyclic frequency extraction.
Rui YangHongkun LiChangbo HeZhixin ZhangPublished in: J. Syst. Control. Eng. (2018)
Keyphrases
- monitoring and fault diagnosis
- fault diagnosis
- neural network
- expert systems
- fault detection
- fault detection and diagnosis
- vibration signal
- analog circuits
- wavelet transform
- bp neural network
- multi sensor information fusion
- operating conditions
- fuzzy logic
- industrial systems
- power transformers
- electronic equipment
- chemical process
- failure diagnosis
- gas turbine
- condition monitoring
- rbf neural network
- multiresolution
- multiscale
- high frequency
- denoising
- low frequency
- multiple faults
- fault identification
- soft computing methods
- machine learning
- electrical power systems
- real time
- probabilistic neural networks
- genetic algorithm
- wavelet analysis
- wavelet coefficients