• 采用大变形几何非线性有限元分析强夯加固机理及其振动环境影响。

    The geometric nonlinear finite element method is used to analyze the impact mechanism of dynamic compaction.

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  • 本文采用非线性有限元,它计及了材料几何非线性因素。

    This article use nonlinear finite element method, considering the non-linearity both in material properties and in geometry of deformations.

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  • 本文采用有限元分析考虑屈曲几何非线性影响结构稳定性

    This paper provides the structural stability analysis considering geometric nonlinearity on the prebuckling path by the finite element method.

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  • 该文应用具有平衡迭代格式荷载增量非保守力作用下鞭天线结构几何非线性问题进行有限元分析;

    The geometric nonlinear problem of whip antenna structure underthe action of nonconservative loads is analyzed by means of the loading incremental method which has the balanceiteration format.

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  • 针对以上难题,利用有限元研究井底二重非线性(几何非线性接触非线性)问题。

    Thus the finite element method is used to study the duplex nonlinearity (geometric nonlinearity and contact nonlinearity) of the drill string at the well bottom.

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  • 几何非线性有限元理论基础建立了结构结构非线性位移分析的基本方程。

    Based on the geometrical nonlinear theory, the equations for form finding of cable nets and membrane structures are established.

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  • 回顾了线弹性塑性大变形几何非线性静力动力有限元法的基本方程及求解过程。

    FEM governing equations analyzing linear elastic, elastoplastic, static, dynamic and geometric nonlinear problems are introduced.

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  • 采用弹塑性有限元,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.

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  • 采用弹塑性有限元,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.

    youdao

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