scholarly journals Incipient Fault Feature Extraction of Rolling Bearings Using Autocorrelation Function Impulse Harmonic to Noise Ratio Index Based SVD and Teager Energy Operator

2017 ◽  
Vol 7 (11) ◽  
pp. 1117 ◽  
Author(s):  
Kai Zheng ◽  
Tianliang Li ◽  
Bin Zhang ◽  
Yi Zhang ◽  
Jiufei Luo ◽  
...  
Keyword(s):  
Feature Extraction ◽  
Autocorrelation Function ◽  
Energy Operator ◽  
Rolling Bearings ◽  
Teager Energy Operator ◽  
Incipient Fault ◽  
Noise Ratio ◽  
Teager Energy ◽  
Fault Feature Extraction

Early fault feature extraction of bearings based on Teager energy operator and optimal VMD

2019 ◽  
Vol 86 ◽  
pp. 249-265 ◽  
Author(s):  
Bo Xu ◽  
Fengxing Zhou ◽  
Huipeng Li ◽  
Baokang Yan ◽  
Yi Liu
Keyword(s):  
Feature Extraction ◽  
Energy Operator ◽  
Teager Energy Operator ◽  
Teager Energy ◽  
Fault Feature Extraction
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