zhyang-dev/openfoam
1
0
Fork 0
mirror of https://develop.openfoam.com/Development/openfoam.git synced 2025-11-28 03:28:01 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Added interPhaseChangeFoam tutorial case: cavitatingBullet

Browse Source
This commit is contained in:
andy
2009-12-16 15:02:49 +00:00
parent 96be92b395
commit 7a4c03b97a
15 changed files with 195250 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

49
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/0/U Normal file
View File

@ -0,0 +1,49 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class volVectorField;
location "0";
object U;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
dimensions [0 1 -1 0 0];
internalField uniform (0 0 20);
boundaryField
{
inlet
{
type fixedValue;
value $internalField;
}
outlet
{
type pressureInletOutletVelocity;
phi phi;
value $internalField;
}
walls
{
type symmetryPlane;
}
bullet
{
type fixedValue;
value uniform (0 0 0);
}
}
// ************************************************************************* //

47
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/0/alpha1 Normal file
View File

@ -0,0 +1,47 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class volScalarField;
location "0";
object alpha1;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
dimensions [0 0 0 0 0];
internalField uniform 1;
boundaryField
{
inlet
{
type fixedValue;
value $internalField;
}
outlet
{
type inletOutlet;
inletValue $internalField;
}
walls
{
type symmetryPlane;
}
bullet
{
type zeroGradient;
}
}
// ************************************************************************* //

46
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/0/p Normal file
View File

@ -0,0 +1,46 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class volScalarField;
location "0";
object p;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
dimensions [1 -1 -2 0 0];
internalField uniform 100000;
boundaryField
{
inlet
{
type zeroGradient;
}
outlet
{
type fixedValue;
value $internalField;
}
walls
{
type symmetryPlane;
}
bullet
{
type buoyantPressure;
}
}
// ************************************************************************* //

14
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/Allrun Executable file
View File

@ -0,0 +1,14 @@
#!/bin/sh
# Source tutorial run functions
. $WM_PROJECT_DIR/bin/tools/RunFunctions
# Generate the base block mesh
runApplication blockMesh
# Generate the snappy mesh
runApplication snappyHexMesh -overwrite
# Run the solver
runApplication interPhaseChangeFoam

22
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/constant/g Normal file
View File

@ -0,0 +1,22 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class uniformDimensionedVectorField;
location "constant";
object g;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
dimensions [0 1 -2 0 0 0 0];
value (0 -9.81 0);
// ************************************************************************* //

57
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/constant/polyMesh/blockMeshDict Normal file
View File

@ -0,0 +1,57 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
location "constant";
object blockMeshDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
convertToMeters 1e-3;
vertices
(
(-15 -15 -15)
(15 -15 -15)
(15 15 -15)
(-15 15 -15)
(-15 -15 100)
(15 -15 100)
(15 15 100)
(-15 15 100)
);
blocks
(
hex (0 1 2 3 4 5 6 7) (15 15 50) simpleGrading (1 1 1)
);
patches
(
patch inlet
(
(0 3 2 1)
)
patch outlet
(
(4 5 6 7)
)
symmetryPlane walls
(
(0 4 7 3)
(2 6 5 1)
(1 5 4 0)
(3 7 6 2)
)
);
// ************************************************************************* //

46
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/constant/polyMesh/boundary Normal file
View File

@ -0,0 +1,46 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class polyBoundaryMesh;
location "constant/polyMesh";
object boundary;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
4
(
inlet
{
type patch;
nFaces 225;
startFace 1129981;
}
outlet
{
type patch;
nFaces 225;
startFace 1130206;
}
walls
{
type symmetryPlane;
nFaces 3000;
startFace 1130431;
}
bullet
{
type wall;
nFaces 37896;
startFace 1133431;
}
)
// ************************************************************************* //

64
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/constant/transportProperties Normal file
View File

@ -0,0 +1,64 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object transportProperties;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
phaseChange on;
phaseChangeTwoPhaseMixture SchnerrSauer;
pSat pSat [1 -1 -2 0 0] 2300; // saturation pressure
sigma sigma [1 0 -2 0 0 0 0] 0.07;
phase1
{
transportModel Newtonian;
nu nu [0 2 -1 0 0 0 0] 9e-07;
rho rho [1 -3 0 0 0 0 0] 1000;
}
phase2
{
transportModel Newtonian;
nu nu [0 2 -1 0 0 0 0] 4.273e-04;
rho rho [1 -3 0 0 0 0 0] 0.02308;
}
KunzCoeffs
{
UInf UInf [0 1 -1 0 0 0 0] 20.0;
tInf tInf [0 0 1 0 0 0 0] 0.005; // L = 0.1 m
Cc Cc [0 0 0 0 0 0 0] 1000;
Cv Cv [0 0 0 0 0 0 0] 1000;
}
MerkleCoeffs
{
UInf UInf [0 1 -1 0 0 0 0] 20.0;
tInf tInf [0 0 1 0 0 0 0] 0.005; // L = 0.1 m
Cc Cc [0 0 0 0 0 0 0] 80;
Cv Cv [0 0 0 0 0 0 0] 1e-03;
}
SchnerrSauerCoeffs
{
n n [0 -3 0 0 0 0 0] 1.6e+09;
dNuc dNuc [0 1 0 0 0 0 0] 2.0e-06;
Cc Cc [0 0 0 0 0 0 0] 1;
Cv Cv [0 0 0 0 0 0 0] 1;
}
// ************************************************************************* //

194266
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/constant/triSurface/bullet.stl Normal file
View File

File diff suppressed because it is too large Load Diff

20
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/constant/turbulenceProperties Normal file
View File

@ -0,0 +1,20 @@
/*--------------------------------*- C++ -*----------------------------------* \
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: http://www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object turbulenceProperties;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
simulationType laminar;
// ************************************************************************* //

50
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/system/controlDict Normal file
View File

@ -0,0 +1,50 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: http://www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object controlDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
application interPhaseChangeFoam;
startFrom latestTime;
startTime 0;
stopAt endTime;
endTime 0.05;
deltaT 1e-8;
writeControl adjustableRunTime;
writeInterval 0.001;
purgeWrite 0;
writeFormat ascii;
writePrecision 6;
writeCompression uncompressed;
timeFormat general;
runTimeModifiable yes;
adjustTimeStep on;
maxCo 1.0;
// ************************************************************************* //

50
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/system/decomposeParDict Normal file
View File

@ -0,0 +1,50 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
location "system";
object decomposeParDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
numberOfSubdomains 4;
method simple;
simpleCoeffs
{
n ( 2 2 1 );
delta 0.001;
}
hierarchicalCoeffs
{
n ( 1 1 1 );
delta 0.001;
order xyz;
}
metisCoeffs
{
processorWeights ( 1 1 1 1 );
}
manualCoeffs
{
dataFile "";
}
distributed no;
roots ( );
// ************************************************************************* //

64
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/system/fvSchemes Normal file
View File

@ -0,0 +1,64 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: http://www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object fvSchemes;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
ddtSchemes
{
default Euler;
}
interpolationSchemes
{
default linear;
}
divSchemes
{
default none;
div(rhoPhi,U) Gauss linearUpwind Gauss linear 1;
div(phi,omega) Gauss linearUpwind Gauss linear 1;
div(phi,k) Gauss linearUpwind Gauss linear 1;
div(phi,alpha) Gauss vanLeer;
div(phirb,alpha) Gauss interfaceCompression;
}
gradSchemes
{
default Gauss linear;
}
laplacianSchemes
{
default Gauss linear limited 0.5;
}
snGradSchemes
{
default none;
snGrad(pd) limited 0.5;
snGrad(rho) limited 0.5;
snGrad(alpha1) limited 0.5;
}
fluxRequired
{
default none;
p;
pcorr;
alpha1;
}
// ************************************************************************* //

112
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/system/fvSolution Normal file
View File

@ -0,0 +1,112 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: http://www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object fvSolution;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
solvers
{
alpha1
{
maxUnboundedness 1e-5;
CoCoeff 2;
maxIter 5;
nLimiterIter 2;
solver PBiCG;
preconditioner DILU;
tolerance 1e-12;
relTol 0.1;
};
U
{
solver PBiCG;
preconditioner DILU;
tolerance 1e-06;
relTol 0;
};
p
{
solver GAMG;
tolerance 1e-8;
relTol 0.1;
smoother DICGaussSeidel;
nPreSweeps 0;
nPostSweeps 2;
cacheAgglomeration true;
nCellsInCoarsestLevel 10;
agglomerator faceAreaPair;
mergeLevels 1;
maxIter 50;
};
pcorr
{
$p;
relTol 0;
};
pFinal
{
solver PCG;
preconditioner
{
preconditioner GAMG;
tolerance 1e-6;
relTol 0;
nVcycles 2;
smoother DICGaussSeidel;
nPreSweeps 0;
nPostSweeps 2;
nFinestSweeps 2;
cacheAgglomeration false;
nCellsInCoarsestLevel 10;
agglomerator faceAreaPair;
mergeLevels 1;
};
tolerance 1e-7;
relTol 0;
maxIter 50;
};
}
PISO
{
momentumPredictor no;
nOuterCorrectors 1;
nCorrectors 2;
nNonOrthogonalCorrectors 1;
cAlpha 0;
nAlphaCorr 1;
nAlphaSubCycles 1;
}
relaxationFactors
{
U 1;
}
// ************************************************************************* //

343
tutorials/multiphase/interPhaseChangeFoam/cavitatingBullet/system/snappyHexMeshDict Normal file
View File

@ -0,0 +1,343 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 1.6 |
| \\ / A nd | Web: http://www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object snappyHexMeshDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Which of the steps to run
castellatedMesh true;
snap true;
addLayers true;
// Geometry. Definition of all surfaces. All surfaces are of class
// searchableSurface.
// Surfaces are used
// - to specify refinement for any mesh cell intersecting it
// - to specify refinement for any mesh cell inside/outside/near
// - to 'snap' the mesh boundary to the surface
geometry
{
bullet.stl
{
type triSurfaceMesh;
name bullet;
regions
{
bullet
{
name bullet;
}
}
}
refinement1
{
type searchableSphere;
centre (0 0 0.0025);
radius 0.0075;
}
refinement2
{
type searchableCylinder;
point1 (0 0 0);
point2 (0 0 0.03);
radius 0.0075;
}
};
// Settings for the castellatedMesh generation.
castellatedMeshControls
{
// Refinement parameters
// ~~~~~~~~~~~~~~~~~~~~~
// While refining maximum number of cells per processor. This is basically
// the number of cells that fit on a processor. If you choose this too small
// it will do just more refinement iterations to obtain a similar mesh.
maxLocalCells 1000000;
// Overall cell limit (approximately). Refinement will stop immediately
// upon reaching this number so a refinement level might not complete.
// Note that this is the number of cells before removing the part which
// is not 'visible' from the keepPoint. The final number of cells might
// actually be a lot less.
maxGlobalCells 2000000;
// The surface refinement loop might spend lots of iterations refining just a
// few cells. This setting will cause refinement to stop if <= minimumRefine
// are selected for refinement. Note: it will at least do one iteration
// (unless the number of cells to refine is 0)
minRefinementCells 10;
// Number of buffer layers between different levels.
// 1 means normal 2:1 refinement restriction, larger means slower
// refinement.
nCellsBetweenLevels 2;
// Explicit feature edge refinement
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Specifies a level for any cell intersected by its edges.
// This is a featureEdgeMesh, read from constant/triSurface for now.
features
(
//{
// file "someLine.eMesh";
// level 2;
//}
);
// Surface based refinement
// ~~~~~~~~~~~~~~~~~~~~~~~~
// Specifies two levels for every surface. The first is the minimum level,
// every cell intersecting a surface gets refined up to the minimum level.
// The second level is the maximum level. Cells that 'see' multiple
// intersections where the intersections make an
// angle > resolveFeatureAngle get refined up to the maximum level.
refinementSurfaces
{
bullet
{
// Surface-wise min and max refinement level
level (4 4);
}
}
// Resolve sharp angles
resolveFeatureAngle -1;
// Region-wise refinement
// ~~~~~~~~~~~~~~~~~~~~~~
// Specifies refinement level for cells in relation to a surface. One of
// three modes
// - distance. 'levels' specifies per distance to the surface the
// wanted refinement level. The distances need to be specified in
// descending order.
// - inside. 'levels' is only one entry and only the level is used. All
// cells inside the surface get refined up to the level. The surface
// needs to be closed for this to be possible.
// - outside. Same but cells outside.
refinementRegions
{
refinement1
{
mode inside;
levels ((0.0 3));
}
refinement2
{
mode inside;
levels ((0.0 3));
}
}
// Mesh selection
// ~~~~~~~~~~~~~~
// After refinement patches get added for all refinementSurfaces and
// all cells intersecting the surfaces get put into these patches. The
// section reachable from the locationInMesh is kept.
// NOTE: This point should never be on a face, always inside a cell, even
// after refinement.
locationInMesh (0 0 -10e-3);
allowFreeStandingZoneFaces false;
}
// Settings for the snapping.
snapControls
{
//- Number of patch smoothing iterations before finding correspondence
// to surface
nSmoothPatch 3;
//- Relative distance for points to be attracted by surface feature point
// or edge. True distance is this factor times local
// maximum edge length.
tolerance 4.0;
//- Number of mesh displacement relaxation iterations.
nSolveIter 30;
//- Maximum number of snapping relaxation iterations. Should stop
// before upon reaching a correct mesh.
nRelaxIter 5;
}
// Settings for the layer addition.
addLayersControls
{
// Are the thickness parameters below relative to the undistorted
// size of the refined cell outside layer (true) or absolute sizes (false).
relativeSizes true;
// Per final patch (so not geometry!) the layer information
layers
{
}
// Expansion factor for layer mesh
expansionRatio 1.0;
//- Wanted thickness of final added cell layer. If multiple layers
// is the
// thickness of the layer furthest away from the wall.
// Relative to undistorted size of cell outside layer.
finalLayerThickness 0.3;
//- Minimum thickness of cell layer. If for any reason layer
// cannot be above minThickness do not add layer.
// Relative to undistorted size of cell outside layer.
minThickness 0.1;
//- If points get not extruded do nGrow layers of connected faces that are
// also not grown. This helps convergence of the layer addition process
// close to features.
nGrow 1;
// Advanced settings
//- When not to extrude surface. 0 is flat surface, 90 is when two faces
// make straight angle.
featureAngle 30;
//- Maximum number of snapping relaxation iterations. Should stop
// before upon reaching a correct mesh.
nRelaxIter 3;
// Number of smoothing iterations of surface normals
nSmoothSurfaceNormals 1;
// Number of smoothing iterations of interior mesh movement direction
nSmoothNormals 3;
// Smooth layer thickness over surface patches
nSmoothThickness 10;
// Stop layer growth on highly warped cells
maxFaceThicknessRatio 0.5;
// Reduce layer growth where ratio thickness to medial
// distance is large
maxThicknessToMedialRatio 0.3;
// Angle used to pick up medial axis points
minMedianAxisAngle 130;
// Create buffer region for new layer terminations
nBufferCellsNoExtrude 0;
// Overall max number of layer addition iterations. The mesher will exit
// if it reaches this number of iterations; possibly with an illegal
// mesh.
nLayerIter 50;
// Max number of iterations after which relaxed meshQuality controls
// get used. Up to nRelaxIter it uses the settings in meshQualityControls,
// after nRelaxIter it uses the values in meshQualityControls::relaxed.
nRelaxedIter 20;
}
// Generic mesh quality settings. At any undoable phase these determine
// where to undo.
meshQualityControls
{
//- Maximum non-orthogonality allowed. Set to 180 to disable.
maxNonOrtho 65;
//- Max skewness allowed. Set to <0 to disable.
maxBoundarySkewness 20;
maxInternalSkewness 4;
//- Max concaveness allowed. Is angle (in degrees) below which concavity
// is allowed. 0 is straight face, <0 would be convex face.
// Set to 180 to disable.
maxConcave 80;
//- Minimum projected area v.s. actual area. Set to -1 to disable.
minFlatness 0.5;
//- Minimum pyramid volume. Is absolute volume of cell pyramid.
// Set to very negative number (e.g. -1E30) to disable.
minVol 1e-20;
//- Minimum face area. Set to <0 to disable.
minArea -1;
//- Minimum face twist. Set to <-1 to disable. dot product of face normal
//- and face centre triangles normal
minTwist 0.02;
//- minimum normalised cell determinant
//- 1 = hex, <= 0 = folded or flattened illegal cell
minDeterminant 0.001;
//- minFaceWeight (0 -> 0.5)
minFaceWeight 0.02;
//- minVolRatio (0 -> 1)
minVolRatio 0.01;
//must be >0 for Fluent compatibility
minTriangleTwist -1;
// Advanced
//- Number of error distribution iterations
nSmoothScale 4;
//- amount to scale back displacement at error points
errorReduction 0.75;
}
// Advanced
// Flags for optional output
// 0 : only write final meshes
// 1 : write intermediate meshes
// 2 : write volScalarField with cellLevel for postprocessing
// 4 : write current intersections as .obj files
debug 0;
// Merge tolerance. Is fraction of overall bounding box of initial mesh.
// Note: the write tolerance needs to be higher than this.
mergeTolerance 1E-6;
// ************************************************************************* //