datasetmeca:flow2dpastosccylinder1
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Ci-dessous, les différences entre deux révisions de la page.
Les deux révisions précédentesRévision précédenteProchaine révision | Révision précédenteProchaine révisionLes deux révisions suivantes | ||
datasetmeca:flow2dpastosccylinder1 [2020/11/18 17:54] – yann | datasetmeca:flow2dpastosccylinder1 [2020/11/23 17:50] – yann | ||
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**Author** : Y. Fraigneau | **Author** : Y. Fraigneau | ||
**Date** | **Date** | ||
+ | **Simulation type** : DNS ([[https:// | ||
**Location** : / | **Location** : / | ||
- | **Simulation type** : DNS ([[https:// | + | **Status** : Free access \\ |
+ | **Data size** | ||
{{ : | {{ : | ||
+ | |||
+ | [[https:// | ||
[[: | [[: | ||
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=== 2D sketch === | === 2D sketch === | ||
- | {{ : | + | {{ : |
\\ | \\ | ||
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* y(j) : normal direction | * y(j) : normal direction | ||
- origin : | - origin : | ||
- | * $x_0= 0$ : centre of cylinder | + | * $x_0= 0$ : centre of the cylinder |
* $y_0= 0$ : mid-height | * $y_0= 0$ : mid-height | ||
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* Reynolds number : $Re_H= \frac{\rho_0.U_0.D}{\mu_0}= 185$ | * Reynolds number : $Re_H= \frac{\rho_0.U_0.D}{\mu_0}= 185$ | ||
* Strouhal number : $St_0=\frac{f}{f_0}$ (oscillating-cylinder frequency $f$ over vortex-shedding frequency $f_0$ when the cylinder is at rest) | * Strouhal number : $St_0=\frac{f}{f_0}$ (oscillating-cylinder frequency $f$ over vortex-shedding frequency $f_0$ when the cylinder is at rest) | ||
- | * motion magnitude : $A$ | + | * motion magnitude : $A \times D$ (where A is the motion factor) |
=== Non-dimensionalised data === | === Non-dimensionalised data === | ||
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- Oscillating cylinder (vertical oscillating motion around the mid-height of the domain) | - Oscillating cylinder (vertical oscillating motion around the mid-height of the domain) | ||
* centre position at rest : $x_c= 0.0$ and $y_c= 0.0$ | * centre position at rest : $x_c= 0.0$ and $y_c= 0.0$ | ||
- | * diameter: $D= 1$ | + | * diameter: $D^*= 1$ |
* oscillation frequency : $St= 0.95$ or $St= 1.2$ | * oscillation frequency : $St= 0.95$ or $St= 1.2$ | ||
* The cylinder is modeled with a pseudo-penalisation method (Pasquetti et al., Applied Numerical Mathematics, | * The cylinder is modeled with a pseudo-penalisation method (Pasquetti et al., Applied Numerical Mathematics, | ||
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* Inlet : imposed pressure uniform velocity ($U_0=1$) | * Inlet : imposed pressure uniform velocity ($U_0=1$) | ||
* Outlet | * Outlet | ||
- | * ends condition | + | * Bottom and top conditions |
- **Spatial resolution** | - **Spatial resolution** | ||
* mesh size : $480 \times 480 $ (576.000 cells) | * mesh size : $480 \times 480 $ (576.000 cells) | ||
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* global force components applied to the cylinder (ASCII file ibm_force01.dat) | * global force components applied to the cylinder (ASCII file ibm_force01.dat) | ||
* force contributions exerted on the moving cylinder (ASCII file ibm_force_contribution01.dat, | * force contributions exerted on the moving cylinder (ASCII file ibm_force_contribution01.dat, | ||
+ | |||
* **3D snapshots** | * **3D snapshots** | ||
* Instantaneous fields : velocity components in x, y and z directions (U,V), the pressure (P) and the phase function related to the body motion (TRACE) | * Instantaneous fields : velocity components in x, y and z directions (U,V), the pressure (P) and the phase function related to the body motion (TRACE) | ||
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---- | ---- | ||
- | **Data size** : ~ 24 Go \\ | + | **Data size** : ~ 7 Go \\ |
- | **Main directory** : / | + | **Main directory** : / |
- | For more details about files, see the [[https:// | + | For more details about files, see the [[https:// |
- | + | ||
- | === Four cases of study === | + | |
+ | Intermediate directories (four cases of study) | ||
* $St= 0.95$ and $A= 0.2$ - directory : CAS_F0.95_A0.2 | * $St= 0.95$ and $A= 0.2$ - directory : CAS_F0.95_A0.2 | ||
- | * $St= 0.95$ and $A= 0.2$ - directory : CAS_F0.95_A0.5 | + | * $St= 0.95$ and $A= 0.5$ - directory : CAS_F0.95_A0.5 |
* $St= 1.20$ and $A= 0.2$ - directory : CAS_F1.2_A0.2 | * $St= 1.20$ and $A= 0.2$ - directory : CAS_F1.2_A0.2 | ||
- | * $St= 1.20$ and $A= 0.2$ - directory : CAS_F1.2_A0.5 | + | * $St= 1.20$ and $A= 0.5$ - directory : CAS_F1.2_A0.5 |
- | === Endpoint directories & files === | + | Endpoint directories & files |
datasetmeca/flow2dpastosccylinder1.txt · Dernière modification : 2023/03/13 14:24 de yann