The effect of the initial geometrical imperfection on the buckling critical pressure and buckling model has been taken into account in the finite element simulation.
在有限元模拟中，分析了初始几何缺陷对壳体起皱的临界压力和起皱形态的影响。
The critical load and critical stress were deduced by means of energy principle and catastrophe theory based on these conditions, and the buckling model of pillar was presented.
在此基础上，应用能量原理及突变理论推导矿柱失稳的临界载荷及临界应力，提出矿柱发生失稳的屈曲模型。
The numerical analysis shows that it is reasonable to use magnetostrictive material model to analyze the magnetoelastic buckling of cantilevered ferromagnetic plates in transverse magnetic field.
数值分析结果表明，利用磁致伸缩材料模型来解释悬臂铁磁板在横向磁场中的磁弹性屈曲问题是合理的。
Based on the idea of magnetic strain, the model of magnetic strain was used to analysis the magnetoelastic buckling of cantilevered ferromagnetic plate in transverse magnetic field.
基于磁致伸缩的概念，采用磁致伸缩应变模型，对横向磁场中铁磁体的磁弹性屈曲的临界磁场这一问题进行了研究。
In this paper, the elastic stability of reinforced concrete silo shell roof is analyzed using finite-element model. The elastic critical buckling loads of the shell roof are calculated.
本文用有限元模型分析了钢筋混凝土浅圆仓仓顶的弹性稳定性，计算了其屈曲临界荷载。
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.
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；
Thus the effect of transversal shearing deformation on the buckling characteristics of composite laminated plates can be investigated more accurately by means of the modified model.
改善后的模型能较好地反映横向剪切效应对复合材料层板屈曲特性的影响。
Because the deformer of a beam isn't restricted by discrete model and dynamic equation, the post buckling analysis can be done in above math model.
因为所用的离散化模型与动力方程对梁的变形并无限制，所以可以用所得到的数学模型在其失稳域对梁的动力后屈曲进行数值仿真分析。
The authors not only obtain a catastrophic model of vibrational buckling of elastic arches, but also give the critical condition of losing stability.
作者不仅得到弹性拱振动失稳的突变模型，而且给出发生失稳的条件。
The model investigates the effect of the surrounding filament network and the cytosol on the microtubule buckling.
运用该模型研究了周围细丝网状结构和胞质溶胶对微管皱曲的作用。
In order to study how the static preloading affects on the buckling stability of columns or cylindrical shells, a simple imperfection-sensitive elastic-plastic model is used.
为了研究静力预加载荷对诸如柱、圆柱壳等结构动态稳定性的影响，采用了一种简单的缺陷敏感弹塑性模型。
A shallow shell model is developed for the elastic buckling of a single wall carbon nanotube under a uniform external axial pressure by using the nonlocal elastic theory.
基于非局部弹性理论，在考虑小尺度效应影响的情况下，建立了单壁碳纳米管在均匀轴向外部压力下的壳体模型。
Based on the geological background and mechanism, mechanical model of buckling failure for the consequent slope is given in this paper.
本文根据顺层边坡的地质背景及力学作用机制，抽象出了顺层边坡溃屈破坏的力学模型。
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。
Established string sinusoidal buckling of helical buckling CFD models and high-yield Wells sand production erosion tubing model.
建立了管柱螺旋屈曲和正弦屈曲的CFD模型和高产气井出砂时砂粒对屈曲油管的冲蚀模型。
When it bucks, the buckling of model is different from other shells because it is constrained by the cavum.
当薄的衬壳发生屈曲时，由于壳体受到空腔壁的约束，因此它的屈曲行为与一般的壳体屈曲问题不一样。
The present finite element model and the series solution models are used to find the natural frequencies, vibration modes and buckling loads of the FGM plates.
利用本文之有限元素分析模式与级数解模式，与求解特征值与特征向量的方法，可以求得功能梯度板之自然振动频率、振动模态与挫屈负荷。
The utility model has the advantages of simple structure and firm buckling tooth fixation, and the dilating Angle is convenient to displace with safe usage.
本实用新型具有结构简单、变更扩张角度方便、扣齿固定牢固的的优点，且使用安全方便。
The utility model relates to a buckling component, which can fix a radiator on a main machine plate, comprising a main body part, a buckling part and a catching part.
一种散热器扣具，可以将一散热器固定在一主机板上，包括：一主体件、一扣合件和一扳掣件。
The utility model provides a simple pipe binder used for pipe bundles in various mechanical structures, comprising a buckling sheet, a stud, a cylinder conductor, a jacket, and a pipe bundle ring.
本实用新型提供一种可在各种机械结构中用于管束的简易管束器。
This paper presents an experimental investigation on the dynamic buckling of a Kiewitt8 single-layer reticulated shell model under drop hammer impact.
在这样的背景下，本文对网壳结构的一种常见形式——单层鞍型网壳在强震下的失效机理开展了较为深入的研究。
This paper presents an experimental investigation on the dynamic buckling of a Kiewitt8 single-layer reticulated shell model under drop hammer impact.
在这样的背景下，本文对网壳结构的一种常见形式——单层鞍型网壳在强震下的失效机理开展了较为深入的研究。
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