【摘要】 采用1s—dyna等有限元软件,通过模拟小客车的正碰过程。讨论小客车碰撞有限元模型的建立方法。通过对变形情况、加速度时间历程曲线以及车各部分在碰撞中吸收能量的分析,评估小客车的耐撞性,结合试验数据,分析正碰建模方法的正确性,同时提出小客车的改进设计方案。更多还原

【Abstract】 This paper simulates the process impact of light passenger car through the soft 1s-dyna,and discusses the methods of modeling.After analyzing the absorbed energy of parts、curves of acceleration and deformation,the capability of impact evaluated.The validity of the modeling is approved with the test datas.Finally,the approved design is put forward.更多还原