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- Firstly,a linear buckling analysis is performed to determine if the buckling occurs or not,then a nonlinear buckling analysis is used to prediction of welding distortion of thin plate. 对不同焊接工艺条件下的低碳钢薄板对接焊变形进行了研究,比较了数值分析与实验测量结果,并且数值计算考虑了薄板不平整度的影响。
- Linear buckling analysis 线性屈曲分析
- Regarding the linear buckling mode as the initial geometrical defect of the structure, the stability nonlinear analysis of composite case under axial pressure was made by means of the finite element method. 利用有限元结构分析法,引入线性屈曲模态作为结构的初始几何缺陷,对复合材料壳体的轴压稳定性进行了非线性分析。
- First, linear buckling method is adopted to analyze the axial compression member,and then the conclusions are exerted to the struts structure of BSS. 首先采用线性屈曲理论对任意边界的轴心受压杆件进行了屈曲分析,将分析结果运用到张弦结构的撑杆稳定性当中。
- Buckling analysis on rear dome of solid rocket motor case was studied by means of ANSYS. 用ANSYS软件对固体发动机壳体后封头进行了外压屈曲分析。
- The nonlinear buckling analysis of a large complex roof reticulated shell is made and a real-time assessment of structural stability is presented. 进行了大型屋顶网壳结构的非线性屈曲分析,提出了支撑钢牛腿失效后网壳结构稳定性的实时评估策略。
- The nonlinear buckling analysis of a large complex roof reticulated shell is made and a real time assessment of structural stability is presented. 进行了大型屋顶网壳结构的非线性屈曲分析，提出了支撑钢牛腿失效后网壳结构稳定性的实时评估策略。
- Lastly, an optimum design is presented as a result of the nonlinear buckling analysis on SSRS, and some conclusion can be used in engineering design. 最后在非线性屈曲分析结果的基础上对原方案进行了优化设计,计算结论对工程设计有参考价值。
- Some main achievements on the distortional buckling analysis are summarized to ensure a better understanding of this phenomenon. 本文总结了国内外对畸变屈曲研究的主要成果，并对几种常见荷载下的畸变屈曲计算进行了归纳。
- In the given geometry original bug, there is a few difference between the result of eigenvalue buckling analysis and the result of geometry nonlinear buckling analysis. 在取定的初始几何缺陷下,线性特征值屈曲分析和几何非线性屈曲分析结果相差较小;
- In order to research the buckling process of three-dimensional trusses, the eigenvalue buckling analysis and non-linear flection analysis are carried out. 摘要对立体桁架进行了特征值屈曲分析和非线性屈曲分析，研究其屈曲过程。
- Based on the displacement variational principle, a new element is developed for buckling analysis of thin-walled members with shear lag effect in the present paper. 根据位移变分原理,本文提出一种纯压或纯弯薄壁杆件稳定分析的新单元。
- Abstract： Based on the displacement variational principle, a new element is developed for buckling analysis of thin-walled members with shear lag effect in the present paper. 摘 要： 根据位移变分原理,本文提出一种纯压或纯弯薄壁杆件稳定分析的新单元。
- The net collocation point method with spline function is proposed to derive the formulation system of stochastic buckling analysis for cylinderic shells under various boundary conditions. 提出了样条函数的网状配点法，推导了不同边界条件下圆柱壳屈曲的随机分析公式系统。
- A new method for linear buckling of circular cylindrical shell 圆柱壳稳定性分析的一种新方法
- Analyze the stress distribution of the saw-blade during the sawing by Finite Element Method (FEM); study the influence of the thickness, rotary speed, clamping ratio and diameter of the saw-blade on its dynamic performance by modal and buckling analysis. 利用有限单元法对锯切过程中锯片承受的应力分布状况进行分析，通过模态和屈曲分析，了解锯片厚度、转速、夹紧比和直径对锯切动态特性的影响。
- Three finite element analysis methods are normally employed in the buckling analysis of engineering structures, which are eigenvalue method, geometry nonlinear method and geometry-material nonlinear method respectively. 摘要工程结构屈曲的有限元分析方法通常包括特征值分析、几何非线性分析和几何/材料双非线性分析三种方法。
- Thus, eigenvalue buckling analysis often yields unconservative results, and should generally not be used in actual day-to-day engineering analyses. 即特征值稳定分析是非保守的，不应该用于日常的工程分析中，应该采用非线性屈曲分析。
- The loads withstood by the diaphragm were considered, diaphragm finite element model was established, static strength calculation and buckling analysis was realized, computation results are provided. 摘要综合考虑膜片承受的各种载荷，建立膜片的有限元模型，进行静强度计算和屈曲分析，给出了计算结果。
- Buckling Analysis of Arch Corrugated Steel Roof 拱形波纹钢屋盖结构的屈曲性能分析
