赵立军, 赵桂范, 张晓乾. 头部与大挠度弹性板的撞击响应特性分析[J]. 力学与实践, 2004, 26(6). DOI: 10.6052/1000-0992-2003-374
引用本文: 赵立军, 赵桂范, 张晓乾. 头部与大挠度弹性板的撞击响应特性分析[J]. 力学与实践, 2004, 26(6). DOI: 10.6052/1000-0992-2003-374
THE ANALYSIS OF COLLISION-RESPONSE DURING COLLISION OF HEAD AND ELASTIC PLATE WITH LARGE DEFLECTION[J]. MECHANICS IN ENGINEERING, 2004, 26(6). DOI: 10.6052/1000-0992-2003-374
Citation: THE ANALYSIS OF COLLISION-RESPONSE DURING COLLISION OF HEAD AND ELASTIC PLATE WITH LARGE DEFLECTION[J]. MECHANICS IN ENGINEERING, 2004, 26(6). DOI: 10.6052/1000-0992-2003-374

头部与大挠度弹性板的撞击响应特性分析

THE ANALYSIS OF COLLISION-RESPONSE DURING COLLISION OF HEAD AND ELASTIC PLATE WITH LARGE DEFLECTION

  • 摘要: 在行人与汽车碰撞的研究中,头部-汽车发动机罩撞击损伤是重要的内容.把此问题简化为柔性球体与大挠度弹性板的大变形撞击响应问题,采用有限元方法分析了头部与汽车发动机罩撞击的动态响应特性,得出了相关因素对撞击响应的影响特点,并提出了具有行人保护作用的发动机罩的设计原则. 为非线性动态响应力学问题的研究提供参考.

     

    Abstract: The research on the injury during head-and-hoodcollision is important in determining the safety factorsduring the collision of pedestrians and cars. The problem is simplified inthis paper to the collision of a flexible ball andan elastic plate with largedeflection. With FEM, the dynamic response during head-and-hoodcollision is analyzed, based on which the influences of differentfactorson collision response are obtained. Finally, some guidance is put forwardfor designing the hood, which may have the function of protectingpedestrians.

     

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