A new bearing weak fault diagnosis method based on improved singular spectrum decomposition and frequency-weighted energy slice bispectrum

Measurement ◽  
2020 ◽  
Vol 166 ◽  
pp. 108235 ◽  
Author(s):  
Yongjie Mao ◽  
Minping Jia ◽  
Xiaoan Yan
Keyword(s):  
Fault Diagnosis ◽  
Weighted Energy ◽  
Singular Spectrum ◽  
Diagnosis Method ◽  
Weak Fault ◽  
Spectrum Decomposition

A novel weak fault diagnosis method for rolling bearings based on LSTM considering quasi-periodicity

2021 ◽  
pp. 107413
Author(s):  
Dawei Gao ◽  
Yongsheng Zhu ◽  
Zhijun Ren ◽  
Ke Yan ◽  
Wei Kang
Keyword(s):  
Fault Diagnosis ◽  
Rolling Bearings ◽  
Diagnosis Method ◽  
Weak Fault
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