Shaft Vibration Signal Denoising Based on Wavelet Analysis

Tie Qiang Sun; Rong Liu; Zhi Qi Qiu

doi:10.4028/www.scientific.net/AMM.300-301.1110

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HomeApplied Mechanics and MaterialsApplied Mechanics and Materials Vols. 300-301Shaft Vibration Signal Denoising Based on Wavelet...

Shaft Vibration Signal Denoising Based on Wavelet Analysis

Abstract:

In actual , there exist inevitably a lot of interference from neighbor machine and noise from surrondings in mechanical vibration signal measured by sensor ,which is disadvantageous for condition monitoring and fault diagnosis. In order to eliminate the axial vibration signal in the noise, using Wavelet packet denoising method in this article, Emulating experiment s were carried out under the MATLAB software ,original signals adopted vibration impulsion signal produced by vice position of faulty bear. Separation result s confirm this method successfully ext ract original source ,efficiently removes noise.

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Periodical:

Applied Mechanics and Materials (Volumes 300-301)

Pages:

1110-1113

DOI:

https://doi.org/10.4028/www.scientific.net/AMM.300-301.1110

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Online since:

February 2013

Authors:

Tie Qiang Sun, Rong Liu, Zhi Qi Qiu

Keywords:

Noise Removal, Vibration Signal, Wavelet Packet Transform

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References

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