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三阶广义梁理论及其计算方法

赵汝江

赵汝江. 三阶广义梁理论及其计算方法[J]. 力学学报, 2014, 46(6): 987-993. doi: 10.6052/0459-1879-14-033
引用本文: 赵汝江. 三阶广义梁理论及其计算方法[J]. 力学学报, 2014, 46(6): 987-993. doi: 10.6052/0459-1879-14-033
Zhao Rujiang. THIRD-ORDER GENERALISED BEAM THEORY AND CALCULATION METHOD[J]. Chinese Journal of Theoretical and Applied Mechanics, 2014, 46(6): 987-993. doi: 10.6052/0459-1879-14-033
Citation: Zhao Rujiang. THIRD-ORDER GENERALISED BEAM THEORY AND CALCULATION METHOD[J]. Chinese Journal of Theoretical and Applied Mechanics, 2014, 46(6): 987-993. doi: 10.6052/0459-1879-14-033

三阶广义梁理论及其计算方法

doi: 10.6052/0459-1879-14-033
详细信息
    作者简介:

    赵汝江,高级工程师,主要研究方向:薄壁型和壳体结构变形.

  • 中图分类号: TU392.1

THIRD-ORDER GENERALISED BEAM THEORY AND CALCULATION METHOD

  • 摘要: 一阶广义梁理论描述通过运用加入弯曲、扭转和畸变函数的普通非耦合微分方程组解决棱柱状结构行为.二阶广义梁理论,是添加上偏离力效果的微分方程. 通过引入纵向膜弯矩和膜剪应变虚功到广义梁理论系统当中,完全展开的三阶广义梁方程组将以一串大型离散迭代函数且能转化为可用于数值分析的若干切线刚度矩阵形式出现. 通过膜应力派生出三阶分项ijrkvσijrkvτ并结合先进数值技术寻求全解,三阶广义梁理论提供了一种严谨和高效的数值工具用于调查薄壁结构后屈曲大变形行为.

     

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  • 被引次数: 0
出版历程
  • 收稿日期:  2014-06-03
  • 修回日期:  2014-08-20
  • 刊出日期:  2014-11-18

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