如果您无法下载资料,请参考说明:
1、部分资料下载需要金币,请确保您的账户上有足够的金币
2、已购买过的文档,再次下载不重复扣费
3、资料包下载后请先用软件解压,在使用对应软件打开
TrainingManual第七章接触介绍BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0TrainingManual?当两个分离的表面互相碰触并互切时,就称它们处于接触状态.?在一般的物理意义中处于接触状在一般的物理意义中,态的表面有下列特点:态的表面有下列特点7.接触介绍什么是接触?–不互相穿透不互相穿透.–能够传递法向压力和切向摩擦力能够传递法向压力和切向摩擦力.–通常不传递法向拉力.通常不传递法向拉力?因此它们相互间可以自由地分开并远离因此,它们相互间可以自由地分开并远离.BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0TrainingManual?目的是通过“简单”(容易收敛模型介绍接触分目的是通过“简单”容易收敛模型,容易收敛)模型析过程.另外,析过程另外用于处理难度更大的模型的高级接触分析,培训手册中讨论.触分析在高级接触和螺栓预紧培训手册中讨论?本章将通过以下主题介绍非线性接触分析本章将通过以下主题介绍非线性接触分析:A.基本概念B.利用接触向导C.求解D.后处理E.练习F.装配接触…接触介绍BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0TrainingManual?接触是状态改变非线性也就是说系统的刚度非线性.也就是说,依赖于接触状态:依赖于接触状态A.基本概念接触介绍状态=开状态=闭合和粘结状态=状态闭合和滑动BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0BasicStructuralNonlinearities11.0Basi