nonlinear geometric and material 几何和材料非线性
Based on stability theory and nonlinear finite element (FE) method, ANSYS finite element models (FEM) are presented, where shell 181 is adopted and geometric and material nonlinear is taken into account, as well as initial geometric imperfection.
基于稳定理论和双重非线性有限元方法,以ANSYS软件为工作平台,本文采用Shell181板壳单元建立了变截面门式刚架的有限元分析模型,该模型可以方便考虑初始几何缺陷的影响。
参考来源 - 考虑局部屈曲的变截面门式刚架结构的整体性能·2,447,543篇论文数据，部分数据来源于NoteExpress
Nonlinear finite element models by incorporating geometric and material nonlinearities were developed using finite element program ANSYS.
首先利用ANSYS程序建立了构件的非线性有限元模型，模型中包含了几何和材料双重非线性。
The global stability analysis includes two parts: the whole roof's geometric nonlinear analysis and a single main beam's geometric and material nonlinear analysis.
钢屋盖整体稳定包括两个层次：屋盖体系的几何非线性分析与单根主梁的双非线性分析。
Rubber is a very unique material, proper analysis of rubber components require handling the problems of geometric nonlinearity, nonlinear boundary conditions, and material nonlinearity.
橡胶是一种特殊的材料，要实施橡胶制品的有限元分析，就要能综合处理几何非线性、材料非线性以及边界非线性问题。
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