Feature extraction of nonstationarity vibration signal based on wavelet decomposition

Applied Mechanics and Materials

Volumn 220-223, Issue , 2012, Pages 2228-2234

  Chen, Yonghui ^a   Zhang, Xueliang ^a   Li, Haihong ^a  

^a TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

Author keywords

Feature extraction; Hilbert transform; Nonstationarity viberation; Rolling bearing; Wavelet decomposition

Indexed keywords

CHARACTERISTIC FREQUENCIES; DEMODULATION TECHNIQUES; DIFFERENT FREQUENCY; EXTRACTION METHOD; FAULT FEATURE; FAULT MODES; FAULT SIGNAL; FEATURE REPRESENTATION; HILBERT TRANSFORM; LOCALIZED DEFECTS; NON-STATIONARITIES; ROLLING BEARINGS; SPECIAL FREQUENCY BAND; VIBRATION SIGNAL;

BEARINGS (MACHINE PARTS); DESIGN; FEATURE EXTRACTION; FREQUENCY BANDS; WAVELET ANALYSIS;

WAVELET DECOMPOSITION;

EID: 84870590631     PISSN: 16609336     EISSN: 16627482     Source Type: Book Series    
DOI: 10.4028/www.scientific.net/AMM.220-223.2228     Document Type: Conference Paper

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