节点文献
格子Boltzmann方法中的曲边界处理
Curved Boundary Treatment in the Lattice Boltzmann Method
【摘要】 研究了格子Boltzmann方法中实现曲边界条件的3种格式,对它们的精度和稳定性进行了分析和比较.通过二维Poiseuille流和等边三角域上空腔流的模拟,讨论了这3种格式的数值精度和稳定性.
【Abstract】 Three curved boundary treatments in the lattice Boltzmann method are studied. Numerical accuracy and stability are analyzed and compared.In simulating a two-dimensional Poiseuille flow and a driven cavity flow on an equilateral triangle,numerical accuracy and stability of the schemes are discussed.
【关键词】 格子Boltzmann方法;
曲边界处理;
二维Poiseuille流;
等边三角域;
空腔流;
【Key words】 lattice Boltzmann method; curved boundary treatment; two-dimensional Poiseuille flow; equilateral triangle; driven cavity flow;
【Key words】 lattice Boltzmann method; curved boundary treatment; two-dimensional Poiseuille flow; equilateral triangle; driven cavity flow;
【基金】 国家自然科学基金(批准号:70271609,60073044);国家重大基础研究专项经费(批准号:G1999022207)资助项目
- 【文献出处】 计算物理 ,Chinese Journal of Computational Physics , 编辑部邮箱 ,2006年04期
- 【分类号】O35
- 【被引频次】10
- 【下载频次】501