Paper Title:

Signal Feature Extraction about the Oil Whirl and Oil Oscillation Based on EMD

Periodical Applied Mechanics and Materials (Volume 141)
Main Theme Functional Manufacturing and Mechanical Dynamics II
Edited by Hun Guo, Taiyong Wang, Zeyu Weng, Weidong Jin, Shaoze Yan, Xuda Qin, Guofeng Wang, Qingjian Liu and Zijing Wang
Pages 483-487
DOI 10.4028/www.scientific.net/AMM.141.483
Citation Bao Jie Xu et al., 2011, Applied Mechanics and Materials, 141, 483
Online since November, 2011
Authors Bao Jie Xu, Ran Liu
Keywords EMD, Feature Extraction, Oil Oscillation, Oil Whirl
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Abstract

The article discusses the EMD and adaptive time-frequency analysis method based on EMD, and explains the characteristics about oil whirl, oil oscillation. Apply EMD and Hilbert-Huang t transformation to extract characteristics, which verifies applying EMD into feature extraction is effective.