高速车辆大变形碰撞仿真基本原理及应用研究

Fundamental Principles and Application Research on Simulation of Collision with Large Deformation of High Speed Cars

阐述了高速客车耐撞性分析的基本原理和关键技术 ,对一具体车型进行了碰撞的模拟仿真。根据计算结果分析了车身主要吸能结构的变形规律 ,找出设计中的一些不足之处 。

The fundamental principles and key technique in collision resistant analysis on high speed passenger cars are expounded.The simulated collision for a specific car mode is made.On the basis of the calculation results,the deform law of the main energy absorption structure of the carbody is analyzed,some shortcomings in design are found out,and some corresponding measures for improvement are given.