sunfluidh:gravity_namelist
Différences
Ci-dessous, les différences entre deux révisions de la page.
Les deux révisions précédentesRévision précédenteProchaine révision | Révision précédente | ||
sunfluidh:gravity_namelist [2017/07/03 18:53] – yann | sunfluidh:gravity_namelist [2019/08/01 09:27] (Version actuelle) – yann | ||
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Ligne 43: | Ligne 43: | ||
Where $G_0$ is norm of the force of gravity (or the buoyancy force).\\ | Where $G_0$ is norm of the force of gravity (or the buoyancy force).\\ | ||
\\ | \\ | ||
- | b__**Remarks**__ | + | __Remarks__ |
- | * The angle ranges are $ -90 \le $ Gravity_Angle_IJ $ \le +90$ and $ 0 \le $ Gravity_Angle_IJ | + | * The angle ranges are $ -90 \le $ Gravity_Angle_IJ $ \le +90$ and $ 0 \le $ Gravity_Angle_IK |
* From the definition of angles, note that the vector $\vec{g}$ is oriented along the $-\vec{K}$ axis while Gravity_Angle_IK= 0 and $\vec{g}$ is in the plan IJ while Gravity_Angle_IK= 90.\\ | * From the definition of angles, note that the vector $\vec{g}$ is oriented along the $-\vec{K}$ axis while Gravity_Angle_IK= 0 and $\vec{g}$ is in the plan IJ while Gravity_Angle_IK= 90.\\ | ||
Ligne 56: | Ligne 56: | ||
in the momentum equations for incompressible flows under Boussinesq hypothesis. In this case | in the momentum equations for incompressible flows under Boussinesq hypothesis. In this case | ||
* $G_0= \beta.g_0$ where $\beta$ is the thermal expansion coefficient of the fluid considered. | * $G_0= \beta.g_0$ where $\beta$ is the thermal expansion coefficient of the fluid considered. | ||
- | * $T_0$ is the reference temperature defined in the namelist [[sunfluidh: | + | * $T_0$ is the reference temperature defined in the namelist [[sunfluidh: |
As a consequence the generalized form of $G_0$ in the code is : | As a consequence the generalized form of $G_0$ in the code is : | ||
$$G_0= \beta.g_0$$ | $$G_0= \beta.g_0$$ |
sunfluidh/gravity_namelist.1499100782.txt.gz · Dernière modification : 2017/07/03 18:53 de yann