不同边界条件和不同长径比呈现出不同的屈曲模态。
It is found that PTCSs with different LDR and boundary conditions have different buckling modes.
最后由屈曲方程计算含内埋矩形脱层壳的屈曲载荷和屈曲模态。
Finally, buckling load and mode can be calculated from the characteristic equation.
通过求解扰动方程得到了动态屈曲的分叉条件、临界载荷和屈曲模态。
By solving the disturbed equations, the bifurcation condition of the dynamic buckling, critical buckling load and buckling mode are obtained.
介绍板在单向压缩和剪切载荷作用下的屈曲模态、临界载荷和平衡路径。
This chapter indicates buckling modes, critical load and equilibrium path of plate under axial compression and shear load.
在阶跃轴压载荷情况下，动力载荷可能激发比静力载荷更高阶的屈曲模态。
Under the axial step load case, dynamic load tends to inspire a higher order buckling mode .
随着温度的增加，冲击临界荷载降低，最后，文中给出各种条件下的屈曲模态。
Namely, critical impact loads decrease with the temperature getting the higher. Some buckling modes are given under various conditions.
随后分析了肋缘条连续性和正反剪载荷效应对结构屈曲载荷及屈曲模态的影响。
The influences of the continuity of rib and the direction of shear load on the buckling load were also investigated.
对充满液体的薄壁圆柱壳经受轴向压缩时的屈曲载荷和屈曲模态进行了弹塑性屈曲分析。
The elastic plastic buckling analysis is completed on bucking load and buckling mode of thin wall cylindrical shells fully filled with liquid under axial compression.
考虑脱层壳的三种不同屈曲模态，分析了边界条件、脱层长度、深度对脱层壳屈曲载荷的影响；
Three difference buckling modes of delaminated shell were considered. The influence of boundary condition, length and depth of delamination on buckling load was analyzed.
研究表明，支柱伸入高度是影响仓壁柱承筒仓屈曲强度的主要因素，屈曲模态也与之密切相关。
It is found that the buckling strength of column-supported silos is mainly dependent on the height of the engaged column, which also affects the buckling deformation mode.
初始缺陷的模型是根据一致缺陷模态法，按最小特征值屈曲模态分布，并控制其最大值的方法确定。
Based on the consistent mode imperfection method, the initial defect model was determined by the least order mode of eigenvalue buckling, and the maximum displacement value.
针对受压限制失稳结构，利用点接触、线接触屈曲模型，建立了杆在各种屈曲模态下的挠度曲线方程。
The deflection equations of constrained buckling are derived in buckling of bar structure via point contact and line contact models.
利用有限元软件ANSYS分析了梭形三肢钢管格构柱的几何参数对其弹性屈曲荷载和屈曲模态的影响。
The finite element analysis software ANSYS was adopted to analyze the elastic-plastic buckling behavior of SPDB with stiffened panel at both edges.
简单梁模型算例表明：该方法求得的各阶屈曲温度临界值和屈曲模态与AN SY S薄壳有限元解吻合较好；
The predicted critical buckling temperature and buckling modes for a simple model by using the beam elements are in good agreement with the finite shell element solution by ANSYS.
目前在网壳结构设计中，初始缺陷是按照第一阶屈曲模态的L/300（L为结构跨度），对结构施加初始变形。
At present, in the design of reticulated shells, the initial deformation of the first buckling mode(the dimension is L/300) of the structure is introduced as initial imperfection.
试验还发现复合材料薄壁加筋板结构有较高的后屈曲承载能力，后屈曲过程中由于桁条脱胶会造成屈曲模态的变化。
Experiment results also reveal that stiffened thin-walled composite plate can bear greater load after buckling. And buckling mode change after stringer adhesive fails.
在此基础上研究了波纹形状、腹板整体外形尺寸和钢腹板厚度等因素对波纹钢腹板剪切屈曲极限荷载和屈曲模态的影响。
On this basis, the influences of corrugation configuration, the overall dimensions and steel thickness of corrugated webs to ultimate shear bucking load and buckling mode are investigated.
然后用薄铝壳来模拟鲅鱼圈1号高炉炉壳进行屈曲实验，分析有关几何参数对高炉炉壳轴向临界载荷和屈曲模态的影响。
Then by using thin aluminum shell to make flection experiments, and influence of geometry parameter factor on blast furnace shell's critical load and flection modals was analyzed.
通过比较各个形式箱梁的第一阶屈曲特征值，前四阶屈曲模态和极值屈曲荷载得出了不同形式的加劲箱梁稳定性能的定性规律。
From the calculation and the analysis the qualitative rules of the stiffener's influence to the stability of the box girder are obtained.
对不同的脱层损伤尺寸，层合板分别有整体、混合和局部三种屈曲模态，穿透脱层和埋藏脱层的层合板其临界载荷的变化规律是相同的。
The change in critical load value of both composite laminate plates with embedded and through-width delamination shows the same pattern for various delamination size.
采用假设模态法验证了理论分析结果并得到了分岔临界值和近似后屈曲解。
Assumed modes method was employed to validate the theoretical result and analyze the approximately critical bifurcation value and the post-buckling equilibria.
采用假设模态法验证了理论分析结果并得到了分岔临界值和近似后屈曲解。
Assumed modes method was employed to validate the theoretical result and analyze the approximately critical bifurcation value and the post-buckling equilibria.
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