双层双曲抛物面网壳结构在均布压力作用下的非线性屈曲分析。
The analysis on nonlinear buckling of double-deck hyperbolic parabolic reticulated shell under the uniform pressure.
对组合结构考虑矢跨比、预应力水平及半跨荷载进行线性屈曲分析。
The linear buckling analysis of the hybrid structure is carried out under different rise-span ratios, different prestress level and half-span load.
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。
In order to research the buckling process of three-dimensional trusses, the eigenvalue buckling analysis and non-linear flection analysis are carried out.
应用所编制的程序，进行了平板、曲壳以及板式门架的双重非线性屈曲分析。
Using the correlative program, buckling analysis was made with plates, shells and portal frame made of plates.
计算内容包括静力计算、线性屈曲分析以及考虑初始缺陷的几何非线性稳定性计算。
The stability calculation has three parts, including static calculation, linear buckling analysis and geometrical nonlinear stability analysis.
计算得到的线性屈曲稳定系数远远大于非线性稳定系数，表明线性屈曲分析结果不可靠，而宜采用非线性进行计算。
Numerical results indicate that the nonlinear solution is (necessary) to stability analysis because linear buckling loads are much higher than those of nonlinear buckling.
非线性屈曲分析结果较之特征值屈曲分析结果更能反映实际情况，得出当吊篮载荷分别为12058N和10126N时，臂节4和伸缩臂会发生局部失稳现象。
The nonlinear buckling analysis is sufficient to simulate the actual situation, draw telescopic arm section 4 and the overall buckling load when the hanging baskets were 12058N, and 10126N.
采用分析与计算相结合的方法着重讨论了热屈曲的线性化问题，获得了反映环板失稳特征的稳定边界。
The linearized problem is analyzed and stability boundaries which characterize instability of a plate are obtained by means of numerical and analysis methods.
对某航空发动机复合材料外涵道机匣构件进行了结构有限元建模与线性屈曲特性的有限元分析。
The structural finite element modelling and the finite element analysis of linear buckling characteristics of the composite by pass duct case of aeroengine are carried out.
本文采用有限元法分析考虑前屈曲几何非线性影响的结构稳定性。
This paper provides the structural stability analysis considering geometric nonlinearity on the prebuckling path by the finite element method.
本文利用广义富里叶级数法对非对称复合材料层板在面内载荷作用下的非线性横向变形或屈曲问题进行了分析。
In this paper, the nonlinear transverse deflection or buckling is analyzed for unsymmetrical composite laminates under loads in plane by means of the generalized Fourier series method.
结构的特征值屈曲分析及几何材料双非线性全过程分析表明，结构的稳定承载力满足要求。
The buckling analysis and nonlinear full-range analysis with both geometrical and material nonlinearity showed that the stable bearing capacity met the requirements.
采用弹塑性有限元法，结合非线性屈曲理论，分析了受初始几何缺陷影响的管线钢管在内压作用下的非线性屈曲。
Secondly, with the first mode of eigenvalue analysis on SSRS as the initial disfigurement, nonlinear buckling loads are obtained by nonlinear buckling analysis.
再采用数值分析方法，包括线性特征值屈曲分析、几何非线性分析及几何、材料双重非线性分析，研究了不同加劲肋对钢筒仓仓壁稳定性能的影响。
The paper analyses the stability of rib slab on method of energy, the formula of longitudinal critical force is deduced, and rational arrangement of stiffening rib is discussed.
在线性分析中，用解析的方法分析了FGM板、圆柱壳与双曲率扁壳弯曲、振动与屈曲等力学行为。
In nonlinear analysis, FGM plates and shells behaviors, which include large deflection bending, large deflection vibration, post-bucking, are discussed using Galerkin variational method.
在线性分析中，用解析的方法分析了FGM板、圆柱壳与双曲率扁壳弯曲、振动与屈曲等力学行为。
In nonlinear analysis, FGM plates and shells behaviors, which include large deflection bending, large deflection vibration, post-bucking, are discussed using Galerkin variational method.
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