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可压缩流动的Fourier谱-有限元解法
Spectral-Finite Element Method for Compressible Fluid Flow
【摘要】 本文考虑n维(n=2,3)可压缩流动的带有单向周期边值条件问题的数值解.我们在周期方向采用Fourier谱方法,在非周期方向采用有限元方法,从而构造了一类谱-有限元格式.文中严格分析了计算误差,得到了收敛阶的估计.
【Abstract】 In this paper, a combined Fourier spectral-finite element method is proposed for solving n-dimensional (n=2,3), semi-periodic compressible fluid flow problems. The strit error estimation, as well as the convergence rate, is presented.
【关键词】 可压缩流动;
谱方法;
有限元方法;
误差估计;
【Key words】 compressible fluid flow; spectral method; finite element method; error estimation;
【Key words】 compressible fluid flow; spectral method; finite element method; error estimation;
- 【文献出处】 应用数学和力学 ,Applied Mathematics and Mechanics , 编辑部邮箱 ,1992年08期
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