nonlinear analysis of creep damage buckling of rectangular plate

1、

the stability and nonlinear creep buckling of a compressed column with initial imperfection and torsion-al elastic restraint is studied by using sandwich model. the moment of endpoint, the deflection and creep equation of evolution are derived.

采用夹层模型，对具初始缺陷扭转弹性支承压杆的稳定性及非线性蠕变屈曲进行了系统的研究，得到了端点弯矩、压杆挠度及蠕变发展方程。

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2、

the creep buckling of viscoelastic plates with initial deflections, subjected to axial compressive force is analyzed in the following cases: first, transverse shearing deformation is ignored, second, transverse shearing deformation is considered.

研究了有初始小挠度单向受压粘弹性板在两种情况下的蠕变屈曲问题.第一种情况是在建立控制方程时忽略横向剪切变形；

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3、

a general solution of creep buckling of finitely and infinitely long cylindrical shells subjected to external pressure and high temperature, is developed by constructing a mechanic model with m. waves, based on steady creep analysis.

本文通过构造m波力学模型，以材料发生稳态蠕变为分析基础，求得有限长与无限长圆柱壳外压蠕变屈曲的统一解。

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4、

in this dissertation, the synthetical influences of viscoelasticity, geometric nonlinearity and initial deflection on the creep buckling and post-buckling of columns, plates and honeycombs are investigated systematically.

本论文以杆、板和蜂窝结构为研究对象，综合考虑了材料粘弹性、损伤、几何非线性、初始挠度等因素，系统地研究了杆、板和蜂窝材料结构的蠕变屈曲与后屈曲行为。

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5、

then, based on the creep buckling theory of the general compressed column, the problem was analyzed with the semi-analytical method in order to validate the correctness and computation precision of the method.

为验证该方法的正确性和计算精度，基于一般压杆蠕变屈曲理论，对相应问题进行半解析法求解。

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6、

by means of the sandwich model, this paper established the nonlinear equations of the creep buckling for a compressed column with two-end movable hinge and initial imperfection.

基于夹层模型理论，建立了具初始缺陷两端可动铰支压杆的非线性蠕变屈曲控制方程。

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7、

the creep buckling analysis of braid composite cylindrical shells under axial compression and the dynamic stability under nonconservation force are discussed as emphases.

然后重点讨论了编织复合材料圆柱壳轴压下的蠕变屈曲问题及非保守力作用下的屈曲问题。

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8、

on the creep buckling of viscoelastic plates

粘弹性板的蠕变屈曲研究

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9、

study on aero-engine combustor creep buckling

航空发动机燃烧室蠕变屈曲研究

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10、

creep buckling of viscoelastic plates with geometrical nonlinearity

黏弹性板的大挠度蠕变屈曲

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11、

creep buckling of braid composite cylindrical shell

编织复合材料圆柱壳的蠕变屈曲分析

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12、

for the analysis of creep buckling, a ratio stress-strain method is proposed and the critical ratio stress is solved accordingly.

解出比应力值后，可以或是给定载荷确定临界时间或是给定时间导出可承受的载荷。分析了圆柱壳体的轴压蠕变屈曲。

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13、

creep buckling of shear deformable orthotropic viscoelastic thin plates

考虑横向剪切正交异性粘弹性薄板的蠕变屈曲

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14、

creep buckling and elastic-plastic buckling of stiffened cylindrical shells under pure bending

加筋圆柱壳纯弯作用下蠕变屈曲及弹塑性屈曲

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15、

the analysis of creep buckling of compressed column with initial imperfection and torsional elastic restraint

具初始缺陷两端扭转弹性约束压杆的蠕变屈曲分析

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16、

creep buckling of circular shells under axial compression

圆柱壳体的轴压蠕变屈曲

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17、

characteristics of creep buckling for viscoelastic laminated plates

黏弹性结构蠕变屈曲特性的分析

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18、

the effect of the difference boundary conditions, initial imperfection and load on creep buckling are discussed.

讨论了不同边界条件、初始缺陷及载荷对压杆蠕变屈曲的影响。

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19、

creep buckling of columns under nonuniform temperature distribution

非均匀温度场压杆蠕变屈曲分析

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20、

a solution of creep buckling of finitely long cylindrical shells at external pressure

有限长圆柱壳外压蠕变屈曲解

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