| 轿车白车身模态和静刚度的试验和CAE |
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| 引用本文： | 蔡坚勇,宋名洋.轿车白车身模态和静刚度的试验和CAE[J].海峡科学,2010(12). |
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| 作者姓名： | 蔡坚勇 宋名洋 |
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| 作者单位： | 东南（福建）汽车工业有限公司研发中心 |
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| 摘 要： | 本文介绍利用Altair/HyperMesh软件创建某紧凑型轿车白车身有限元模型,运用MSC/Nastran软件求解白车身结构的固有模态、静态弯曲刚度和扭转刚度。介绍相关试验方法,并把试验值和CAE分析值进行比较。验证了CAE分析模型的有效性,认为该车型车身具有较好的动态特性和静态扭转刚度。
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| 关 键 词： | 白车身 模态 弯曲刚度 扭转刚度 |
Experiment and CAE of Normal Mode and Static Stiffness of Automobile Body-in-white |
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| Authors: | Cai Jianyong Song Mingyang |
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| Institution: | Cai Jianyong; Song Mingyang(Research and Development Center; Southeast(Fujian) Motor Co.; Ltd.; Fuzhou 350119; China); |
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| Abstract: | A finite element model of a compact automobile body-in-white was established using the Altair HyperMesh software.The inherent normal modes,static bending and torsion stiffness of the body-in-white were resolved by the MSC Nastran software.Relevant test methods were presented.The test results were compared with the computer aided engineering(CAE) analysis.The validity of the CAE analysis model was confirmed.It is indicated that the automobile body-in-white possesses good dynamic characteristics and static to... |
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| Keywords: | body-in-white（BIW） normal mode bending stiffness torsion stiffness |
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