Secondary buckling mode of shallow arches depended on the ratio of rise to gyration radius.
对于矢跨比较小的坦拱，矢高与截面回转半径的比值将决定拱的屈曲形式。
Under the axial step load case, dynamic load tends to inspire a higher order buckling mode .
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。
By solving the disturbed equations, the bifurcation condition of the dynamic buckling, critical buckling load and buckling mode are obtained.
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。
Study on the buckling mode and ultimate(bearing) capacity is made under different conditions such as height-span-ration, loading and boundary condition.
分别讨论了在不同矢跨比、不同荷载作用、不同边界条件下组合肋壳的极限承载力和失稳形态。
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.
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。
Experiment results also reveal that stiffened thin-walled composite plate can bear greater load after buckling. And buckling mode change after stringer adhesive fails.
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。
When the radius-to-thickness ratio, constraint condition and material parameters are given, the buckling mode is from axisymmetric to unaxisymmetric as impact velocity increases.
当径厚比、约束条件、材料参数等不变时，随着冲击速度的增大，屈曲由轴对称变为非轴对称。
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.
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。
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.
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。
For the foam-filled double tube structure, the stroke efficiency and the energy absorption efficiency under the outer tube tear failure mode is higher than that under the progressive buckling mode.
双管夹芯结构中外管撕裂模式的结构行程利用率和能量吸收效率高于相应的外管周期折叠模式。
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.
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。
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.
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。
Strain, peel strength, critical buckling pressure and failure mode under various temperatures of PSP were investigated using experiments.
对钢丝缠绕增强塑料复合管应变、剥离强度、临界失稳压力、不同温度下的失效形式等进行了试验研究。
Secondly, with the first mode of eigenvalue analysis on SSRS as the initial disfigurement, nonlinear buckling loads are obtained by nonlinear buckling analysis.
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.
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。
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