| 应力应变测试方法综述 |
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| 引用本文： | 郑俊,赵红旺,朵兴茂. 应力应变测试方法综述[J]. 汽车科技, 2009, 0(1): 5-8 |
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| 作者姓名： | 郑俊 赵红旺 朵兴茂 |
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| 作者单位： | 东风汽车有限公司,东风商用车技术中心,武汉,430056 |
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| 摘 要： | 随着科学技术的发展和测试理论的不断创新．新的工程用应力应变测试方法也在不断地发展和进步，如基于材料双折射效应的光弹性法、以光纤作为信号传输介质的光纤光栅法以及基于双目视觉测量原理进行的三维变形测量技术等。对以上各种测试方法的技术原理及其在汽车、航空和船舶领域的应用特点进行了阐述，并对部分关键参数进行了分析和比较。
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| 关 键 词： | 应力应变 测试方法 应变片 光弹法 光纤光栅传感器 双目视觉 |
Summarization of Stress and Strain Test Method |
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| ZHENG Jun,ZHAO Hong-wang,DUO Xing-mao. Summarization of Stress and Strain Test Method[J]. Automobile Science and Technology, 2009, 0(1): 5-8 |
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| Authors: | ZHENG Jun ZHAO Hong-wang DUO Xing-mao |
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| Affiliation: | Dongfeng Commercial Vehicle Technology Center of DFL;Wuhan 430056;China |
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| Abstract: | Along with the development of technology and the innovation of the testing theory, the new test method of stress and strain in engineering fields were also developing and innovating, such as the photo elasticity method basing on some material＇s double refraction effect, the fiber gratting method using fiber as the signal transmitting media, and the 3D distortion test method basing on the theory of stereo vision, etc. Depicted these methods＇ technology theories enumerated above and each method＇s application characteristics in automotive, avigation and shipping fields and made a comparison among some key technology parameters. |
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| Keywords: | stress and strain test method strain gauge photo elasticity FBG stereo vision |
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