格子Boltzmann模型的边界条件分析

被引:9
作者
胡心膂
郭照立
郑楚光
机构
[1] 华中科技大学煤燃烧重点实验室
[2] 华中科技大学煤燃烧重点实验室 湖北武汉
[3] 湖北武汉
关键词
格子Boltzmann; 边界条件; 精度; 稳定性;
D O I
10.16076/j.cnki.cjhd.2003.02.001
中图分类号
O351 [普通流体力学];
学科分类号
080103 ; 080704 ;
摘要
本文研究格子Boltzmann方法中实现速度边界条件的六种格式 ,对它们的精度和稳定性进行了分析和比较。通过对二维Poiseuille流、Couette流和Womersley流的模拟 ,验证了各种格式的精度和稳定性
引用
收藏
页码:127 / 134
页数:8
相关论文
共 6 条
[1]  
Non-equilibrium extrapolation method for velocity and pressure boundary conditions in lattice Boltzmann method. GUO Z L,ZHENG C G,SHI B C. Chinese Physics . 2002
[2]  
Analytic solutions of simple flows and analysis of nonslip boundary conditions for the lattice Boltzmann BGK model[J] . Xiaoyi He,Qisu Zou,Li-Shi Luo,Micah Dembo. &nbspJournal of Statistical Physics . 1997 (1)
[3]  
A consistent hydrodynamics boundary condition for the lattice Boltzmann method. NOBLE D R,CHEN S,GEIORGIADIS J G and BUCKIUS R O. The Physics of Fluids . 1995
[4]  
Lattice Boltzmann method for fluid flows. CHEN S. and DOOLEN G D. Annual Review of Fluid Mechanics . 1998
[5]  
On boundary conditions in lattice Boltzmann methods. CHEN S and MARTINEZ D,MEI R. The Physics of Fluids . 1996
[6]  
A non-slip boundary condition for lattice Boltzmann simulations. INAMURO T,YOSHINO M and OGINO F. The Physics of Fluids . 1995