At the same time, the geometrically nonlinear behavior of the structures is considered. Based on the nonlinear finite element theory, the problem for computing dynamic stability is compiled.
同时，考虑到网壳结构的几何非线性，利用非线性有限元理论编制了网壳的非线性动力稳定程序。
参考来源 - 单层柱面正交异型网壳自振特性及非线性动力稳定分析·2,447,543篇论文数据，部分数据来源于NoteExpress
At present, researches are only limited to the static behavior and geometrically nonlinear stability of cylindrical orthogonal supported on the rigidity roof beam or fringe truss.
目前，对其研究仅限于支承于刚性边梁及边桁架的正交柱面网壳的静力特性及几何非线性稳定性能。
Geometrically and materially nonlinear analyses (GMNA) were carried out to analyze the effects of several geometric parameters on the elastic-plastic behavior of the structure.
通过几何、材料双重非线性分析，讨论主要几何参数对结构弹塑性受力性能的影响。
A new arbitrary stiffened shell element is devised to investigate the geometrically nonlinear behavior of eccentrically stiffened laminated composite shell-like structures.
构造了用于复合材料偏心加筋壳形结构大变形分析的任意加筋壳单元。
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