foam-extend4.1-coherent-io/tutorials/immersedBoundary/refiningMovingCylinderInChannelTurbulent/constant/dynamicMeshDict

/*--------------------------------*- C++ -*----------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | foam-extend: Open Source CFD                    |
|  \\    /   O peration     | Version:     4.1                                |
|   \\  /    A nd           | Web:         http://www.foam-extend.org         |
|    \\/     M anipulation  |                                                 |
\*---------------------------------------------------------------------------*/
FoamFile
{
    version     2.0;
    format      ascii;
    class       dictionary;
    object      dynamicMeshDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

// dynamicFvMesh   staticFvMesh;
// dynamicFvMesh   immersedBoundarySolidBodyMotionFvMesh;
dynamicFvMesh      immersedBoundaryDynamicRefineSolidBodyMotionFvMesh;


immersedBoundaryDynamicRefineSolidBodyMotionFvMeshCoeffs
{
    // Immersed boundary controls
    motionFunctions
    (
        ibCylinder
        {
            solidBodyMotionFunction     linearOscillation;
            linearOscillationCoeffs
            {
                amplitude    (0.5 0 0);
                period       2.5;
            }
        }
    );

    // Dynamic mesh procedure controls

    // Refine every refineInterval step
    refineInterval   2;

    // Unrefine every unrefineInterval step
    unrefineInterval 2;

    // Separate refinement/unrefinement steps. In case this is switched on,
    // if both refinement and unrefinement should have been performed in a
    // single step, unrefinement is skipped. Switched off by default, meaning
    // that it should be safe to perform both at the same time
    separateUpdates false;

    // Refinement selection criteria
    refinementSelection
    {
        type        immersedBoundaryRefinement;
        refinementDistance   0.08;
        unrefinementDistance 0.08;

        internalRefinementDistance   0.03;
        internalUnrefinementDistance 0.04;
    }

    // Polyhedral refinement engine controls
    active               yes;

    // Maximum number of cells to allow (not strictly controlled)
    maxCells             20000;

    // Maximum refinement level
    maxRefinementLevel   2;

    // Number of buffer layers between refinement levels
    nRefinementBufferLayers        1;

    // Number of buffer layers for unrefinement in order to run away from the
    // region that is getting refined at the same time in order to avoid point
    // level inconsistencies
    nUnrefinementBufferLayers      3;

    // Whether to use edge based consistency check. Needed when one allows more
    // than 2 refinement levels (automatically switched on)
    edgeBasedConsistency           true;

    // Activate load balance
    loadBalance yes;
}


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