| 金属腐蚀声发射信号小波去噪 |
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| 引用本文： | 王芳,丁振君,祝彦,王伟.金属腐蚀声发射信号小波去噪[J].河北大学学报(自然科学版),2010,30(5). |
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| 作者姓名： | 王芳 丁振君 祝彦 王伟 |
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| 作者单位： | 河北大学,质量技术监督学院,河北,保定,071000 |
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| 基金项目： | 河北大学自然科学研究计划项目 |
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| 摘 要： | 为了预防特种设备由于出现严重腐蚀而造成的安全问题,作者采集、分析压力容器用钢16MnR钢腐蚀的声发射信号,提出利用小波变换分析特种设备运行过程中腐蚀引起的声发射信号特征的方法,并进行了小波去噪,为现场检测提供了可靠依据.
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| 关 键 词： | 腐蚀 声发射 小波变换 去噪 |
Wavelet Denoising Algorithm Based on Acoustic Emission Signal of Metal Corrosion |
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| WANG Fang,DING Zhen-jun,ZHU Yan,WANG Wei.Wavelet Denoising Algorithm Based on Acoustic Emission Signal of Metal Corrosion[J].Journal of Hebei University (Natural Science Edition),2010,30(5). |
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| Authors: | WANG Fang DING Zhen-jun ZHU Yan WANG Wei |
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| Abstract: | In order to prevent the safety problems of the special equipment's severe corrosion,the author collected,analyzed the acoustic emission signal from 16 MnR steel's corrosion,proposed the method of wavelet transform used in analysing the acoustic emission signal features of corrosion.Wavelet denoising is also finished.This study provides a reliable basis for online testing by using fronts technology of acoustic emission. |
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| Keywords: | corrosion acoustic emission wavelet transform denoising |
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