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Configuration settings of some dictionaries, e.g. snappyHexMeshDict
for more convenient case setup
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Chris Greenshields committed May 17, 2015
1 parent d2a038a commit 1235a48309b262d5133dd28a530449f96d5048d7
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/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 2.3.x |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object steadyState;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

relaxationFactors
{
fields
{
p 0.3;
}
equations
{
U 0.7;
".*" 0.7;
}
}

// ************************************************************************* //
@@ -0,0 +1,28 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 2.3.x |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object transient;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

relaxationFactors
{
fields
{
}
equations
{
".*" 1;
}
}

// ************************************************************************* //
@@ -0,0 +1,59 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 2.3.x |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object meshQualityDict.cfg;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

maxNonOrtho 65;

maxBoundarySkewness 20;

maxInternalSkewness 4;

maxConcave 80;

// Minimum cell pyramid volume; case dependent
minVol 1e-13;

// 1e-15 (small positive) to enable tracking
// -1e+30 (large negative) for best layer insertion
minTetQuality 1e-15;

// if >0 : preserve single cells with all points on the surface if the
// resulting volume after snapping (by approximation) is larger than
// minVolCollapseRatio times old volume (i.e. not collapsed to flat cell).
// If <0 : delete always.
//minVolCollapseRatio 0.5;

minArea -1;

minTwist 0.02;

minDeterminant 0.001;

minFaceWeight 0.05;

minVolRatio 0.01;

minTriangleTwist -1;

nSmoothScale 4;

errorReduction 0.75;

relaxed
{
maxNonOrtho 75;
}

// ************************************************************************* //
@@ -0,0 +1,83 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 2.3.x |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object snappyHexMeshDict.cfg;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

castellatedMesh true;
snap true;
addLayers true;

castellatedMeshControls
{
maxLocalCells 100000;
maxGlobalCells 100000000;
minRefinementCells 10;
maxLoadUnbalance 0.10;
nCellsBetweenLevels 3;
resolveFeatureAngle 30;
allowFreeStandingZoneFaces true;
features
(
);
}

snapControls
{
nSmoothPatch 3;
tolerance 2.0;
nSolveIter 100;
nRelaxIter 5;

nFeatureSnapIter 10;

explicitFeatureSnap false;
multiRegionFeatureSnap false;
implicitFeatureSnap true;
}

addLayersControls
{
featureAngle 100;
slipFeatureAngle 30;

nLayerIter 50;
nRelaxedIter 20;
nRelaxIter 5;

nGrow 0;

nSmoothSurfaceNormals 1;
nSmoothNormals 3;
nSmoothThickness 10;
maxFaceThicknessRatio 0.5;
maxThicknessToMedialRatio 0.3;

minMedialAxisAngle 90;
nMedialAxisIter 10;

nBufferCellsNoExtrude 0;
additionalReporting false;
// nSmoothDisplacement 0;
// detectExtrusionIsland false;
}

meshQualityControls
{
#include "${FOAM_CASE}/system/meshQualityDict"
}

debug 0;
mergeTolerance 1e-6;

// ************************************************************************* //
@@ -0,0 +1,40 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 2.3.x |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object refineMeshDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

set c0;

coordinateSystem global;

globalCoeffs
{
tan1 ( 1 0 0 );
tan2 ( 0 1 0 );
}

directions // comment out as required
(
tan1
tan2
normal
);

useHexTopology no;

geometricCut yes;

writeMesh no;

// ************************************************************************* //
@@ -0,0 +1,31 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 2.3.x |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object topoSetDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

actions
(
{
name c0;
type cellSet;
action new;
source boxToCell;
sourceInfo
{
box (-1 -1 -1) (1 1 1); // Edit box bounds as required
}
}
);

// ************************************************************************* //
@@ -0,0 +1,33 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 2.3.x |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object surfaceFeatureExtractDict.cfg;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

extractionMethod extractFromSurface;

extractFromSurfaceCoeffs
{
includedAngle 150;
geometricTestOnly no;
}

subsetFeatures
{
nonManifoldEdges yes;
openEdges yes;
}

writeObj yes;

// ************************************************************************* //

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