| 状态空间法分析地下厚薄壁多层压力管的应力问题 |
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| 引用本文： | 沈小璞. 状态空间法分析地下厚薄壁多层压力管的应力问题[J]. 安徽建筑工业学院学报, 2004, 12(1): 1-5 |
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| 作者姓名： | 沈小璞 |
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| 作者单位： | 安徽建筑工业学院土木工程系 合肥230022 |
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| 摘 要： | 根据二维极坐标系的弹性力学控制方程,引入状态变量,建立多层压力管的状态方程,并由状态方程同时解出厚薄壁内外应力与位移的多种变量问题.文末给出的数值算例,其计算结果精度高.
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| 关 键 词： | 厚薄壁多层压力管 状态空间法 多变量 |
| 文章编号： | 1006-4540(2004)01-001-05 |
| 修稿时间： | 2004-01-05 |
THE STATE SPACE METHOD FOR SOLUTIONS OF THICK- THIN COMPRESSD PIPE WITH UNIFIED PROBLEM OF MULTIVARIABLES |
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| SHEN Xiao pu. THE STATE SPACE METHOD FOR SOLUTIONS OF THICK- THIN COMPRESSD PIPE WITH UNIFIED PROBLEM OF MULTIVARIABLES[J]. Journal of Anhui Institute of Architecture(Natural Science), 2004, 12(1): 1-5 |
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| Authors: | SHEN Xiao pu |
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| Abstract: | Based on control equation of elasticity in polar coordinates,the state vector and the state equation of the compressed pipe are derived.Meanwhile,the stresses and displacements of the thick-thin compressed pipe with multi-kind variable problems are solved from the state equation.The numerical example is given with the accurate computational results at the end of the paper. |
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| Keywords: | state space method thick-thin compressed pipe multivariable problems |
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