| 32 m预应力混凝土梁横向模态试验分析 |
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| 引用本文： | 刘汉夫,赵增欣.32 m预应力混凝土梁横向模态试验分析[J].铁道工程学报,2005,2(4):27-29,23. |
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| 作者姓名： | 刘汉夫 赵增欣 |
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| 作者单位： | 1. 铁道科学研究院铁道建筑研究所,北京,100081
2. 东方振动和噪声技术研究所,北京,100085 |
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| 摘 要： | 本文通过32 m后张法预应力混凝土梁横向自振模态的测试分析实例,介绍了基于传递函数测试技术的模态试验分析法。
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| 关 键 词： | 信噪比 混叠 传递函数 振动模态 |
| 文章编号： | 1006-2106（2005）04-0027-03 |
| 收稿时间： | 2005-03-28 |
| 修稿时间： | 2005-03-28 |
EXPERIMENTAL ANALYSIS OF LATERAL MODAL FOR 32M-SPAN PRESTRESSED CONCRETE BEAM |
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| LIU Han-fu,ZHAO Zeng-xin.EXPERIMENTAL ANALYSIS OF LATERAL MODAL FOR 32M-SPAN PRESTRESSED CONCRETE BEAM[J].Journal of Railway Engineering Society,2005,2(4):27-29,23. |
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| Authors: | LIU Han-fu ZHAO Zeng-xin |
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| Abstract: | This paper gives an introduction to the experimental analysis method of modal based on the test technology of transmission function, by giving an example of test analysis of lateral self-vibration modal for 32m-span post-tensioning method prestressed concrete beam. |
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| Keywords: | signal-noise ratio mixed fold transmission function vibration modal |
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