sunfluidh:new_numerical_methods_setup_namelist
Différences
Ci-dessous, les différences entre deux révisions de la page.
Les deux révisions précédentesRévision précédenteProchaine révision | Révision précédenteProchaine révisionLes deux révisions suivantes | ||
sunfluidh:new_numerical_methods_setup_namelist [2017/09/22 18:08] – yann | sunfluidh:new_numerical_methods_setup_namelist [2017/09/25 10:25] – [Poisson_NumericalMethod] yann | ||
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- | ===== Namelist " | + | ===== Namelist " |
<WRAP info> | <WRAP info> | ||
- | This data setup is devoted to the selection of the numerical methods and schemes used in order to solve the conservation equations for velocity components, temperature, | + | This new data setup is also devoted to the selection of the numerical methods and schemes used in order to solve the conservation equations for velocity components, temperature, |
+ | The data are divided in three groups in order to define : | ||
+ | * the numerical method applied for solving the conservation equations (for velocity, temperature, | ||
+ | * the choice of advective or convective flux discretization (for 2nd order schemes). the viscous, conductive or diffusive fluxes are always discretized with a centered 2nd order or 4th order scheme according to the previous choice. | ||
+ | * the numerical method (and associated parameters) for solving the Poisson' | ||
</ | </ | ||
<note important> | <note important> | ||
- | Two versions of the data setup exits. | + | |
+ | * For the sake of clarity, the iterative method parameters used for the solving of Poisson' | ||
+ | * HomeData_PoissonSolver for methods directly implemented in the code (homemade) | ||
+ | * HypreData_PoissonSolver for methods implemented in the HYPRE library | ||
+ | | ||
</ | </ | ||
Ligne 20: | Ligne 28: | ||
<note important> | <note important> | ||
* Following the problem treated, some numerical methods are better adapted than others, this point is precised for each available option. | * Following the problem treated, some numerical methods are better adapted than others, this point is precised for each available option. | ||
- | * The partial diagonalization method (Poisson_NumericalMethod=" | + | * The partial diagonalization method (Poisson_NumericalMethod = " |
* The HYPRE library solvers for solving the Poisson' | * The HYPRE library solvers for solving the Poisson' | ||
Ligne 86: | Ligne 94: | ||
* Selection of the numerical method for solving the Poisson equation in accordance to the projection method. The solution is the pressure time increment ($\Phi= P^{n+1}-P^{n}$, | * Selection of the numerical method for solving the Poisson equation in accordance to the projection method. The solution is the pressure time increment ($\Phi= P^{n+1}-P^{n}$, | ||
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- | * __" | + | * __" |
- | * __" | + | * __" |
- | * __" | + | * __" |
- | * __" | + | * __" |
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sunfluidh/new_numerical_methods_setup_namelist.txt · Dernière modification : 2018/05/29 15:06 de witko