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4下载:
格子Boltzmann方法
格子Boltzmann方法是为了保留格子气自动机方法的优点,克服其缺点而发展起来的方法。
特别是1992年,钱跃弘、陈十一等的开创性工作(提出LBGK模型方法),使该方法广泛地应用到计算流体力学(单相流、多相流、多孔介质流、热对流、磁流体、反应-扩散等)。
-lattice Boltzmann method lattice Boltzmann method is to retain the lattice gas automata the advantag
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2下载:
格子Boltzmann方法
格子Boltzmann方法是为了保留格子气自动机方法的优点,克服其缺点而发展起来的方法。
特别是1992年,钱跃弘、陈十一等的开创性工作(提出LBGK模型方法),使该方法广泛地应用到计算流体力学(单相流、多相流、多孔介质流、热对流、磁流体、反应-扩散等)。
这是“格子模型”的并行处理,在LINUX下调试通过-lattice Boltzmann method lattice Boltzmann method is to retain the lattice
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Computtional Fluid Dynamics (CFD)
steady 1-Dimensional convection and diffusion
using central differencing, upwind differencing,
hybrid differencing and power law schemes,
programmed in MATLAB
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Lid-driven cavity using pressure-free velocity
Contents
1 Lid-driven cavity using pressure-free velocity formulation
1.1 Theory
1.2 Lid-driven cavity Matlab scr ipt
1.3 Diffusion matrix for pressure-free velocity method (DMat4424W.m)
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非定常对流占优扩散方程的非协调RFB稳定化方法分析-Unsteady convection-dominated diffusion equation non-conforming RFB stability analysis method
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这是书籍An Introduction to Scientific Computing Twelve Computational Projects Solved with MATLAB第四章运行有限元方法求解对流扩散方程的matlab程序,标准的有限元无法得到准确解,采用了稳定化技术,具体参见书籍-This is books An the Introduction to Scientific Computing Twelve Computational Projects Solved with
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使用待定系数法求解一维非保守型对流扩散偏微分方程-One- dimensional Convection- diffusion Equation with Undetermined Coefficient Method
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河流数值模拟课中,用有限差分的方法求解一流的对流扩散方程以及浅水方程。-The finite difference method is used to solve the first-order convection-diffusion equation and the shallow-water equation in the course of river numerical simulation.
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matlab 编写的一维对流扩散方程,简单格式。(Matlab prepared one-dimensional convection diffusion equation, a simple format.)
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用于求解一维对流扩散方程(Burgers方程)数值解的程序(A program for solving numerical solutions of 1D convection diffusion equations)
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用于解一维瞬态及稳态对流扩散方程的程序,P1DS.F为稳态,P1DUS.F为瞬态(Program for solving the steady and unsteady one-dimensional convection/diffusion equation.)
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使用一阶迎风格式与QUICK高阶格式(+LU分解)计算对流扩散方程。TXT文件为结果,QUICK格式效果更好。(Convection diffusion equations are computed using first order upwind schemes and QUICK higher order schemes (+LU decomposition). The TXT file is the result, and the QUICK format works better.)
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本代码主要是用于流线扩散方法的研究与学习,可以用于对流扩散偏微分方程的数值求解。(This code is mainly used for streamline diffusion method of research and learning, can be used for convection diffusion partial differential equation numerical solution.)
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用于计算传热学五种常见对流扩散数值计算对比(Numerical comparison of five kinds of convection diffusion)
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二维对流扩散,左边界恒温1.0,右边界恒温0,上下边界恒温0(Two dimensional convection diffusion)
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这是化学/石油工程师的有限体积(玩具)工具箱。
现在,它可以解决一个瞬变对流扩散方程的变速场/扩散系数。 离散化方案
包括:
?? * 中心差异扩散项
?? * 中央差分对流项
?? * 逆风对流期
?? * TVD对流项与各种流量限制器
?? * 瞬态项
?? * Dirichlet,Neumann,Robin和周期性边界条件(This is a finite volume (toy) toolbox for chemical/petroleum engineers.
Rig
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对流扩散问题的crank-nicolson差分格式求解(Solution of the Crank-Nicolson difference scheme for the convection diffusion problem)
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二维对流扩散问题的各种求解方法结果的比较,采用有限体积法(Two-dimensional unsteady heat diffusion and convection equation and finite volume fortran program)
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我自己编的得干湿交替情况下氯离子对流-扩散传输程序,已验算过,可运行,结果较好(MATLAB program for convection diffusion)
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(Crank-Nicolson difference scheme of the convection-diffusion equation program)matlab版本
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