openfoam/tutorials/mesh/foamyHexMesh/flange/system/foamyHexMeshDict

/*--------------------------------*- C++ -*----------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
|  \\    /   O peration     | Version:  dev                                   |
|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
|    \\/     M anipulation  |                                                 |
\*---------------------------------------------------------------------------*/
FoamFile
{
    version         2.0;
    format          ascii;
    class           dictionary;
    object          foamyHexMeshDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

// Include defaults parameters from master dictionary
#include "$WM_PROJECT_DIR/etc/caseDicts/foamyHexMeshDict"

// Any scalar with a name <name>Coeff specifies a value that will be implemented
// as a faction of the target cell size

geometry
{
    flange.stl
    {
        name flange;
        type triSurfaceMesh;

        regions
        {
            patch1
            {
                name wall;
            }

            patch2
            {
                name plate;
            }

            patch3
            {
                name rings;
            }

            patch4
            {
                name outlet;
            }
        }
    }
}


initialPoints
{
    initialPointsMethod         autoDensity;

    autoDensityCoeffs
    {
        minLevels               2;
        maxSizeRatio            3.0;
        sampleResolution        4;
        surfaceSampleResolution 5;
    }
}


surfaceConformation
{
    locationInMesh      (0 0 0);

    geometryToConformTo
    {
        flange
        {
            featureMethod           extractFeatures;
            includedAngle           140;

            regions
            {
                wall
                {
                    patchInfo
                    {
                        inGroups    (groupFlange groupWalls);
                    }
                }

                plate
                {
                    patchInfo
                    {
                        inGroups    (groupFlange groupWalls);
                    }
                }

                rings
                {
                    patchInfo
                    {
                        inGroups    (groupFlange);
                    }
                }

                outlet
                {
                    patchInfo
                    {
                        type        patch;
                        inGroups    (groupFlange);
                    }
                }
            }
        }
    }
}


motionControl
{
    defaultCellSize             0.0008;

    minimumCellSizeCoeff        0;

    maxSmoothingIterations      100;

    maxRefinementIterations     0;

    shapeControlFunctions
    {
        flange
        {
            type                        searchableSurfaceControl;
            priority                    1;
            mode                        inside;
            surfaceCellSizeFunction     uniformValue;
            uniformValueCoeffs
            {
                surfaceCellSizeCoeff    1;
            }
            cellSizeFunction            surfaceOffsetLinearDistance;
            surfaceOffsetLinearDistanceCoeffs
            {
                distanceCellSizeCoeff   1;
                surfaceOffsetCoeff      2.5;
                linearDistanceCoeff     2.5;
            }

            regions
            {
                rings
                {
                    type                        searchableSurfaceControl;
                    priority                    2;
                    mode                        inside;
                    surfaceCellSizeFunction     uniformValue;
                    uniformValueCoeffs
                    {
                        surfaceCellSizeCoeff    0.5;
                    }
                    cellSizeFunction            surfaceOffsetLinearDistance;
                    surfaceOffsetLinearDistanceCoeffs
                    {
                        distanceCellSizeCoeff   1;
                        surfaceOffsetCoeff      2;
                        linearDistanceCoeff     2;
                    }
                }
            }
        }
    }

    adaptiveLinearCoeffs
    {
        relaxationStart         1.0;
        relaxationEnd           0.0;
    }

    objOutput                   no;

    timeChecks                  no;
}


backgroundMeshDecomposition
{
    minLevels           1;
    sampleResolution    4;
    spanScale           5;
    maxCellWeightCoeff  10;
}


meshQualityControls
{
    #include "meshQualityDict"
}


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