Paper Title:

Study of the Fault Diagnosis Method Based on Wavelet Time and Frequency Analysis

Periodical Advanced Materials Research (Volumes 472 - 475)
Main Theme Advanced Manufacturing Technology
Edited by Wenzhe Chen, Xipeng Xu, Pinqiang Dai, Yonglu Chen and Zhengyi Jiang
Pages 2166-2170
DOI 10.4028/www.scientific.net/AMR.472-475.2166
Citation Qun Qi et al., 2012, Advanced Materials Research, 472-475, 2166
Online since February, 2012
Authors Qun Qi, Xue Zhang Zhao
Keywords Fault Diagnosis, Wavelet Neural Network (WNN), Wavelet Transform (WT)
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Abstract

In order to better solve asynchronous motor complex fault characteristics, improve the reliability of the diagnosis and accuracy, combined with wavelet transform technique, construct a wavelet neural network, wavelet transform technology feature extraction asynchronous motor as a signal wavelet neural network's input vector, and the wavelet neural network algorithm was used to optimize, realize the motor identify types of fault, through the simulation experiment data diagnosis results show that this method is effective and feasible. Based on the wavelet analysis and neural network fault diagnosis method of research.