sunfluidh:2d_heat_driven_cavity_incomp_flow
Différences
Ci-dessous, les différences entre deux révisions de la page.
Les deux révisions précédentesRévision précédenteProchaine révision | Révision précédente | ||
sunfluidh:2d_heat_driven_cavity_incomp_flow [2016/11/30 10:51] – yann | sunfluidh:2d_heat_driven_cavity_incomp_flow [2020/02/03 17:43] (Version actuelle) – yann | ||
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[[sunfluidh: | [[sunfluidh: | ||
- | < | + | < |
MAIN INPUT DATA FILE : 2D HEAT-DRIVEN CAVITY FLOW | MAIN INPUT DATA FILE : 2D HEAT-DRIVEN CAVITY FLOW | ||
DIMENSIONLESS FORM : | DIMENSIONLESS FORM : | ||
- | Ra= 1.D+06 | + | Ra= 1.D+04 |
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+ | Averaged Nusselt number at the wall : 2.243 | ||
+ | Averaged Nusselt number at the vertical mid-plane : 2.243 | ||
+ | Maximum Nusselt number at the wall : 3.528 | ||
+ | Minimum Nusselt number at the wall : 0.586 | ||
+ | Maximum value of the vertical velocity (horizontal mid-plane) : 0.19617 | ||
+ | Maximum value of the horizontal velocity (vertital mid-plane) : 0.16178 | ||
+ | | ||
Q0= 0 (adiabatic) | Q0= 0 (adiabatic) | ||
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GENERAL LAYOUT | GENERAL LAYOUT | ||
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | ||
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=========================================================================== | =========================================================================== | ||
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=========================================================================== | =========================================================================== | ||
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- | Reference_Temperature= 1.0 | + | Reference_Heat_Capacity= |
- | Prandtl = 0.71 | + | Prandtl = 0.71 , Thermal_Expansion_Coefficient= 1.0 / |
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=========================================================================== | =========================================================================== | ||
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(DIMENSIONLESS FORM) | (DIMENSIONLESS FORM) | ||
=========================================================================== | =========================================================================== | ||
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=========================================================================== | =========================================================================== | ||
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(DIMENSIONLESS FORM) | (DIMENSIONLESS FORM) | ||
=========================================================================== | =========================================================================== | ||
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=========================================================================== | =========================================================================== | ||
DOMAIN FEATURES | DOMAIN FEATURES | ||
=========================================================================== | =========================================================================== | ||
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- | Start_Coordinate_J_Direction= 0.00 , End_Coordinate_J_Direction= 1.00, | + | |
- | Start_Coordinate_K_Direction= 0.00 , End_Coordinate_K_Direction= 0.00, | + | |
- | Cells_Number_I_Direction= | + | |
- | Regular_Mesh= .true. / | + | |
- | | + | |
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | ||
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WALL BOUNDARY CONDITION SETUP | WALL BOUNDARY CONDITION SETUP | ||
============================================================================= | ============================================================================= | ||
+ | Keep in mind that the domain is enclosed by default. | ||
+ | No new boundary conditions are defined at the ends of the domain : the walls by default are preserved | ||
- | & | + | & |
- | West_Heat_BC_Option = 0 | + | Wall_BC_DataSetName =" |
- | West_Wall_BC_Value= 1.0 | + | West_Heat_BC_Option = 0 , East_Heat_BC_Option = 0 , Back_Heat_BC_Option = 1 , Front_Heat_BC_Option = 1 , South_Heat_BC_Option = 0 , North_Heat_BC_Option = 0, |
- | End_of_Data_Block= .true. | + | West_Wall_BC_Value= 1.0 , East_Wall_BC_Value= 0.0 , Back_Wall_BC_Value= 0.0 , Front_Wall_BC_Value= 0.0 , South_Wall_BC_Value= 0.0 , North_Wall_BC_Value= 0.0 / |
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============================================================================= | ============================================================================= | ||
- | BORDER BOUNDARY CONDITIONS | + | BORDER BOUNDARY CONDITIONS |
============================================================================= | ============================================================================= | ||
+ | !--- No new boundary conditions are defined at the ends of the domain : walls by default are preserved, the inlet and outlet previously are defined above) | ||
+ | !--- As " | ||
- | & | + | & |
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++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | ||
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++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | ||
- | Navier-Stokes equations | + | & |
- | convection flux ---> conservative form | + | |
- | Poisson | + | |
- | &Numerical_Methods | + | &HomeData_PoissonSolver |
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- | Numerical_Method_Poisson_Equation | + | Number_max_Cycle= 1, !--- Number of multigrid cycles |
- | | + | Number_Iteration_FineToCoarseGrid= 3, !--- number of SOR iterations applied on any grid level during the restriction step (before the coarsest grid computation) |
+ | Number_Iteration_CoarseToFineGrid= 15, !--- number of SOR iterations applied on any grid level during the prolongation step (after the Coarsest grid computation) | ||
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++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | ||
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The numerical time step is estimated by means of the CFL coefficient | The numerical time step is estimated by means of the CFL coefficient | ||
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- | | + | Steady_Flow_Stopping_Criterion_Enabled = .true. , Steady_Flow_Stopping_Criterion = 1.D-16, |
- | | + | Temporal_Iterations_Number = 10000 , Final_Time = 5.D+02 |
- | | + | TimeStep_Type = 1 , |
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Iterations_For_Timestep_Linear_Progress= 1, | Iterations_For_Timestep_Linear_Progress= 1, | ||
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============================================================================= | ============================================================================= | ||
- | FIELDS RECORDING | + | FIELDS RECORDING |
============================================================================= | ============================================================================= | ||
- | & | + | & |
- | | + | InstantaneousFields_RecordingReset=.false. |
+ | InstantaneousFields_TimeRecordingRate= 5.0E+00 , | ||
+ | InstantaneousFields_RecordingStartTime= 0.D-00 | ||
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+ | END OF FILE | ||
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</ | </ | ||
[[sunfluidh: | [[sunfluidh: |
sunfluidh/2d_heat_driven_cavity_incomp_flow.1480499489.txt.gz · Dernière modification : 2016/11/30 10:51 de yann