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工程力学  2014 

有限元线法矩形直条单元在三维稳态温度场分析中的应用

, PP. 22-26

Keywords: 工程力学,有限元线法,三维温度场,矩形直条单元,常微分方程组求解器

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Abstract:

该文首次应用有限元线法构造三维单元对空间温度场进行分析。以矩形直条单元为例,简要的叙述了有限元线法三维空间单元对温度场分析的基本方法,并利用最小位能原理推导出矩形直条单元的常微分方程组和对应的边界条件。同时介绍了有限元线法温度场分析专用程序TFEMOL的特点和功能。最后,通过算例对其计算结果的正确性进行验证。

 References

[1]  袁驷. 有限元线法[J]. 数值计算与计算机应用, 1992, 13(4): 252―260.
[2]  Yuan Si. Recommending a robust ODE code for BVPS-COLSYS [J]. Computational Structural Mechanics and Applications, 1990, 7(2): 104―105. (in Chinese)
[3]  Ascher U, Christiansen J, Russell R D. Collocation software for boundary-value ODES[J]. ACM Transactions on Math. Software, 1981, 7(2): 209―222.
[4]  Ascher U, Christiansen J, Russell R D. Algorithm 567, COLSYS: Colocation software for boundary-value ODEs [J]. ACM Transactions on Math. Software, 1981, 7(2): 223―229.
[5]  de Souza S, Lima H. A method for graphic stress representation [J]. Computers & Structure, 1997, 63(6): 1123―1228.
[6]  刘永军, 李宏男, 林皋. 有限元应力场可视化的一种新方法[J]. 计算力学学报, 2003, 20(2): 195―198.
[7]  Liu Yongjun, Li Hongnan, Lin Gao. New method for visualization of FEM stress fields [J]. Advances in Mechanics, 2003, 20(2): 195―198. (in Chinese)
[8]  刘永军, 李宏男, 林皋. 有限元计算结果的可视化显示[J]. 大连理工大学学报, 2002, 42(6): 728―731.
[9]  Liu Yongjun, Li Hongnan, Lin Gao. Visualization of FEM calculation results [J]. Journal of Dalian University of Technology, 2002, 42(6): 728―731. (in Chinese)
[10]  章熙民, 任泽霈, 梅飞鸣. 传热学 [M]. 第5版. 北京: 中国建筑工业出版社, 2007: 26―28.
[11]  Zhang Ximin, Ren Zepei, Mei Feiming. Heat transfer [M]. 5th ed. Beijing: China Architecture & Building Press, 2007: 29―28. (in Chinese)
[12]  孔祥谦. 有限单元法在传热学中的应用 [M]. 第3版.北京: 科学出版社, 1988: 84―85.
[13]  Kong Xiangqian. The application of finite element method in heat transfer theory [M]. 3rd ed. Beijing: Science Press, 1998: 84―85. (in Chinese)
[14]  刘冬欢. 考虑接触热阻的疏导式热防护结构热力耦合机理研究[D]. 北京: 清华大学, 2010.
[15]  Liu Donghuan. Thermomechanical coupling mechanism of Heat-Pipe-Cooled thermal protection structures with thermal contact resistance [D]. Beijing: Tsinghua University, 2010. (in Chinese)
[16]  Yuan Si. The finite element method of lines [J]. Journal on Numerical Methods and Computer Applications, 1992, 13(4): 252―260. (in Chinese)
[17]  袁驷. 计算力学的有限元线法[J]. 力学进展, 1999, 22(2): 208―216.
[18]  Yuan Si. Finite element method of lines in computational mechanics [J]. Proceedings of Mechanics, 1992, 22(2): 208―216. (in Chinese)
[19]  高建岭. 结构分析的有限元线法[D]. 北京: 清华大学博士学位论文, 1991.
[20]  Gao Jianling. Finite element method of lines in structural analysis [D]. Beijing: Tsinghua University, 1991. (in Chinese)
[21]  袁驷. 有限元线法通用程序—FEMOL92[J]. 计算结构力学及其应用, 1993, 01: 118―122.
[22]  Yuan Si. A general-purpose FEMOL program-FEMOL92 [J]. Computational Structural Mechanics and Applications, 1993, 01: 118―122. (in Chinese)
[23]  袁驷. 介绍一种常微分边值问题求解通用程COLSYS[J]. 计算结构力学及其应用, 1990, 7(2): 104―105.

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