plastic buckling

This article uses nonlinear finite-element method, including both geometric and material nonlinearity, when modeling a axisymmetric loaded tank shell model in a typical range of dimension by a quasi-static elastic-plastic buckling approach.

在考虑大变形几何非线性和材料非线性条件下，本文利用非线性有限元法，以轴对称载荷壳单元模型，对一定尺寸范围内的储罐进行了准静态弹塑性屈曲分析。

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Plastic buckling of cylindrical shells under biaxial load

双轴载荷作用下柱壳的塑性屈曲

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After deboned, the faceplates occurred the permanent bending deformation and elastic buckling in the vertical main direction of compression load, and the foam core happened the shear failure and permanent plastic deformation.

上下面板和泡沫夹芯脱胶分离后，面板主要垂直于压缩载荷的方向发生弹性屈曲和永久的弯曲变形，泡沫夹芯在冲击损伤的附近发生剪切失效和永久的塑性变形。

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In this paper, the elastic buckling influence coefficient yae is computed by the theorem of elasticity, while the plastic buckling influence coefficient γ ap is calculated from test data. NONLINEAR ELASTIC BUCKLING OF CYLINDRICAL COMPOSITE PANELS UNDER AXIAL LOAD

本文依据弹性理论得出柱弹性弯曲影响系数γα（？）复合材料圆柱曲板在轴压下的非线性弹性稳定问题

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The metal flow of slab in sizing was analyzed and the buckling and "fish tail" at slab head and end were studied with plastic collapse theory according to the mutual influence of end and deformation zone.

对减宽侧压过程的板坯金属变形流动情况进行了分析，并结合外端与变形区的相互影响，采用塑性失稳理论对板坯的失稳弯曲现象和头尾部鱼尾变形进行了研究。

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In this paper, the buckling strength of the web of whole corrugated web H beam under the uniform compression loading is analyzed by the energy principle. And the critical load formulae of the plastic buckling of corrugated web is given.

依据能量原理分析计算了承受均布压力的全波纹腹板H型钢梁的腹板的屈曲强度，给出波纹腹板塑性失稳的临界力公式。

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Elastic plastic Buckling Analysis on Thin wall Cylindrical Shells Fully Filled with Liquid under Axil Compression

充满液体的薄壁圆柱壳在轴压作用下的弹塑性屈曲分析

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plastic buckling analysis of internal high-pressure forming

内高压成形塑性屈曲分析

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Elasto-Plastic Buckling Analysis tor Thin-Wall Stiffened Semirigid Shell Structures under Axial Compression

薄壁杆件的动力稳定性导弹薄壁加筋半硬壳结构弹塑性屈曲分析

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The computation of elasto plastic buckling load displacement response curves for plate and shell structures

板壳结构弹塑性屈曲问题载荷&位移响应曲线的计算

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The stability problem divides into two kinds generally of the elastic buckling and the elastic-plastic buckling.

稳定性问题一般分为弹性屈曲分析和弹 塑性 屈曲分析.

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the buckling in static and dynamic compression tests is in inelastic region, it is plastic buckling.

静态以及动态下之挫曲皆已进入非弹性范围，属于塑性挫曲。

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