| 基于小波变换的大型机械故障诊断系统开发与应用 |
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| 引用本文： | 王义,段志善,史丽晨. 基于小波变换的大型机械故障诊断系统开发与应用[J]. 机电产品开发与创新, 2006, 19(4): 68-70 |
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| 作者姓名： | 王义 段志善 史丽晨 |
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| 作者单位： | 西安建筑科技大学,机电学院,陕西,西安,710055;西安建筑科技大学,机电学院,陕西,西安,710055;西安建筑科技大学,机电学院,陕西,西安,710055 |
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| 摘 要： | 介绍了小波分析的理论方法,并把小波分析方法应用在隔膜泵监测信号处理中,根据隔膜泵的故障特征,研制了大型机械故障监测与诊断系统,实现信号的多尺度分解,能获得信号的局部特征,为设备故障诊断提供了一种有效的工具。
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| 关 键 词： | 故障诊断 小波变换 隔膜泵 |
| 文章编号： | 1002-6673（2006）04-068-03 |
| 收稿时间： | 2006-05-17 |
| 修稿时间： | 2006-05-17 |
Application of Fault Diagnosis system of Large Sets based on Wavelet Analysis |
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| WANG Yi,DUAN Zhi-Shan,SHI Li-Chen. Application of Fault Diagnosis system of Large Sets based on Wavelet Analysis[J]. Development & Innovation of Machinery & Electrical Products, 2006, 19(4): 68-70 |
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| Authors: | WANG Yi DUAN Zhi-Shan SHI Li-Chen |
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| Abstract: | The base theory of wavelet analysis was introduced.On the basis of analyzing the characteristics of the fault occurred on diaphragm pump,a method of extracting feature of fault by calculating the energy in respective frequency band of wavelet packets was presented.Finally a fault diagnosis system of large sets was developed. |
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| Keywords: | fault diagnoses diaphragm pump characteristic extraction wavelet analysis |
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