| 复合材料散斑干涉检测中的音频激振加载系统研究 |
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| 引用本文： | 崔永忠,张坚. 复合材料散斑干涉检测中的音频激振加载系统研究[J]. 空军工程大学学报(自然科学版), 2006, 7(3): 20-21 |
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| 作者姓名： | 崔永忠 张坚 |
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| 作者单位： | 清华大学,精密仪器与机械学系,北京,100084;中国科学技术大学,电子工程与信息科学系,安徽,合肥,230026 |
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| 基金项目： | 国防预研基金资助项目(413270301) |
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| 摘 要： | 论述了自行研制的宽音频扫描激振加载系统。利用该加载系统的数字错位散斑干涉检测技术对复合材料人工缺陷样件进行了检测验证。实验结果表明该加载系统激振效果明显,具有快速、连续、非接触等优点,适合于飞机复合材料外场原位加载检测。
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| 关 键 词： | 宽音频激振加载 数字错位散斑干涉 无损检测 复合材料 缺陷 |
| 文章编号： | 1009-3516（2006）03-0020-02 |
| 收稿时间： | 2006-01-21 |
| 修稿时间： | 2006-01-21 |
Audio-frequency Driving Vibration Used in Structure Components Nondestructive Testing with DSSPI |
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| CUI Yong-zhong,ZHANG Jian. Audio-frequency Driving Vibration Used in Structure Components Nondestructive Testing with DSSPI[J]. Journal of Air Force Engineering University(Natural Science Edition), 2006, 7(3): 20-21 |
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| Authors: | CUI Yong-zhong ZHANG Jian |
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| Affiliation: | 1. Department of Precision Instruments and Mechanics, Tsinghua University, Beijing 100084, China ; 2. Department of Electronic Engineering and Information Science, USTC, Hefei 230026, China |
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| Abstract: | The article introduces a self-developed Wide Audio-frequency Driving Vibration Loading system.Composite samples with artificial defects are inspected and validated by using DSSPI with the loading system.The experimental results show that the system is effective and has advantages of fast,continuum,non-contact.Thus it is suitable for outfield original state inspections with loading of aeroplane structure components. |
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| Keywords: | wide audio-frequency driving vibration loading DSSPI nondestructive testing composite defect |
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