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工程力学  2013 

区间参数空间结构的瞬态温度场数值分析

DOI: 10.6052/j.issn.1000-4750.2012.07.0481, PP. 9-14

Keywords: 空间结构,区间参数,区间有限元,矩阵摄动,瞬态温度场

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Abstract:

针对含有区间参数的空间薄壁圆管结构,基于区间分析理论,给出其在持续热流作用下瞬态温度场问题的区间分析方法。将结构所有物性参数均视为区间变量,建立了空间结构的瞬态热分析有限元模型,对该模型在空间域上利用有限元离散,在时间域上利用差分递推。基于区间扩张理论和Taylor级数展开,利用矩阵摄动方法求解,获得了区间参数结构的瞬态温度场响应的区间范围。通过算例的计算结果与参考文献结果的对比,显示了文中计算模型的合理性和方法的有效性。

References

[1]  Thornton E A, Kim Y K. Thermally induced bending vibrations of a flexible rolled-up solar array [J]. J of Spacecraft and Rockets, 1993, 30(4): 438―448.
[2]  Yong Ding, Mingde Xue, Jang-Kyo Kim. Thermo-structural analysis of space structures using Fourier tube elements [J]. Computational Mechanics, 2005, 36(4): 289―297.
[3]  丁勇, 薛明德, 程乐锦, 胡宁. 空间结构瞬态温度场的Fourier-有限元分析[J]. 清华大学学报, 2002, 42(2): 198―202.
[4]  Ding Yong, Xue Mingde, Cheng Lejin, Hu Ning. Fourier-finite element analysis of temperature fields in space structures [J]. Journal of Tsinghua University, 2002, 42(2): 198―202. (in Chinese)
[5]  薛明德, 向志海. 大型空间结构的热-动力学耦合问题及其有限元分析[J]. 固体力学学报, 2011, 32(S1): 318―328.
[6]  Xue Mingde, Xiang Zhihai. Thermal-dynamic coupling problem of large space structures and its FEM analysis [J]. Chinese Journal of Solid Mechanics, 2011, 32(S1): 318―328. (in Chinese)
[7]  范绪箕. 高速飞行器热结构分析与应用[M]. 北京: 国防工业出版社, 2008: 189―213.
[8]  Fan Xuji. Thermal structures analysis and applications of high speed vehicles [M]. Beijing: National Defence Industrial Press, 2008: 189―213. (in Chinese)
[9]  王小兵, 陈建军, 李金平, 赵俊. 层叠板随机瞬态温度场相应区间的近似求解[J]. 系统仿真学报, 2008, 20(22): 6070―6073.
[10]  Wang Xiaobing, Chen Jianjun, Li Jinping, Zhao Jun. Approximate solution of temperature's interval of stochastic transient temperature field for composite plates [J]. Journal of System Simulation, 2008, 20(22): 6070―6073. (in Chinese)
[11]  李金平, 陈建军, 朱增青, 宋宗凤. 结构区间有限元方程组的一种解法[J]. 工程力学, 2010, 27(4): 79―83.
[12]  Li Jinping, Chen Jianjun, Zhu Zengqing, Song Zongfeng. A method for solving the structural interval finite element equations [J]. Engineering Mechanics, 2010, 27(4): 79―83. (in Chinese)
[13]  王敏娟, 陈建军, 林立广, 贾爱芹, 魏永祥. 区间参数智能梁结构闭环系统动态特性分析[J]. 电子科技大学学报, 2011, 40(1): 152―156.
[14]  Wang Minjuan, Chen Jianjun, Lin Liguang, Jia Aiqin, Wei Yongxiang. Dynamic characteristic analysis of closed loop systems for the intelligent beam with interval parameters [J]. Journal of University of Electronic Science and Technology of China, 2011, 40(1): 152―156. (in Chinese)
[15]  Gao W, Zhang N, Ma J, Wang X B. Interval dynamic response analysis of structures with interval parameters [J]. Journal of Mechanical Engineering Science, 2008, 222(3): 377―385.
[16]  Pereira S C, Mello U T, Ebecken N F F, Muhanna R L. Uncertainty in thermal basin modeling: An interval finite element approach [J]. Reliable Computing, 2006, 12(6): 451―470.
[17]  邱志平. 非概率几何理论凸方法及其应用[M]. 北京: 国防工业出版社, 2005: 75―85.
[18]  Qiu Zhiping. Convex method based on non-probabilistic set-theory and its application [M]. Beijing: National Defence Industrial Press, 2005: 75―85. (in Chinese)

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