| 求解含源项扩散方程的两种格子BGK模型比较 |
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| 引用本文： | 邓滨,施保昌,王广超. 求解含源项扩散方程的两种格子BGK模型比较[J]. 华中科技大学学报(自然科学版), 2004, 32(12): 114-116 |
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| 作者姓名： | 邓滨 施保昌 王广超 |
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| 作者单位： | 华中科技大学,数学系,湖北,武汉,430074 |
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| 基金项目： | 国家自然科学基金资助项目 (70 2 710 6 9,6 0 0 730 4 4 )，国家重大基础研究规划资助项目 (G19990 2 2 2 0 7) |
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| 摘 要： | 给出了求解含源项扩散方程的DdQq格子BGK模型，并对求解含源项扩散方程的D2Q5模型和D2Q9模型进行了比较，给出了两种模型在模拟时相对理想的松弛因子的取值范围。
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| 关 键 词： | 扩散方程 格子BGK模型 源项 |
| 文章编号： | 1671-4512(2004)12-0114-03 |
| 修稿时间： | 2003-12-30 |
Comparison between two Lattice Bhatnagar-Gross-Krook models for diffusion equation with source term |
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| Deng Bin Shi Baochang Wang Guangchao Deng Bin Postgraduate. Comparison between two Lattice Bhatnagar-Gross-Krook models for diffusion equation with source term[J]. JOURNAL OF HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY.NATURE SCIENCE, 2004, 32(12): 114-116 |
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| Authors: | Deng Bin Shi Baochang Wang Guangchao Deng Bin Postgraduate |
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| Affiliation: | Deng Bin Shi Baochang Wang Guangchao Deng Bin Postgraduate, Department of Mathematics,Huazhong Univ. of Sci. & Tech.,Wuhan 430074,China. |
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| Abstract: | A Lattice Bhatnagar-Gross-Krook (LBGK) model for diffusion equation with source term was presented. A comparison between D2Q9 LBGK model and D2Q5 LBGK model with different boundary conditions handling were made. |
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| Keywords: | diffusion equation Lattice Bhatnagar-Gross-Krook model source term |
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