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

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2.9 KiB
C++

/*--------------------------------*- 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;
}
// ************************************************************************* //