| 自由振动法测量材料杨氏模量 |
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| 引用本文： | 程鲲.自由振动法测量材料杨氏模量[J].盐城工学院学报(自然科学版),2005,18(4):47-49. |
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| 作者姓名： | 程鲲 |
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| 作者单位： | 盐城工学院,实验教学部,江苏,盐城,224003 |
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| 摘 要： | 根据振动理论，给出了悬臂梁自由振动的周期与材料杨氏模量的关系，并设计了一种测量材料杨氏模量的实验装置，该装置的测量精度比传统的静态拉伸法高一个数量级。
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| 关 键 词： | 杨氏模量 固有频率 弯曲振动 自由振动 |
| 文章编号： | 1671-5322（2005）04-0047-03 |
| 收稿时间： | 2005-08-11 |
| 修稿时间： | 2005年8月11日 |
Measurement on Young's Modulus by Means of Free Vibration |
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| CHENG Kun.Measurement on Young''s Modulus by Means of Free Vibration[J].Journal of Yancheng Institute of Technology(Natural Science Edition),2005,18(4):47-49. |
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| Authors: | CHENG Kun |
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| Institution: | Department of Experiment Teaching,Yancheng Institute of Technology,Jiangsu Yancheng 224003,China |
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| Abstract: | In this paper,the relation of cantilever beam's free vibration period and Young's modulus of materials are introduced,the laboratory equipment of measuring Young's modulus is designed,the precision of the laboratory equipment is one order of magnitude higher than traditional static stretched method. |
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| Keywords: | Young's modulus natural frequency bending vibration free vibration |
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