patchInjection.C

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    Copyright (C) 2015-2017 OpenFOAM Foundation
    Copyright (C) 2018-2023 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.
 
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#include "patchInjection.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace regionModels
{
namespace surfaceFilmModels
{
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
defineTypeNameAndDebug(patchInjection, 0);
addToRunTimeSelectionTable(injectionModel, patchInjection, dictionary);
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
patchInjection::patchInjection
(
    surfaceFilmRegionModel& film,
    const dictionary& dict
)
:
    injectionModel(type(), film, dict),
    deltaStable_(coeffDict_.getOrDefault<scalar>("deltaStable", 0))
{
    const polyBoundaryMesh& pbm = film.regionMesh().boundaryMesh();
 
    const label nPatches
    (
        pbm.size()
      - film.regionMesh().globalData().processorPatches().size()
    );
 
    wordRes patchNames;
    if (coeffDict_.readIfPresent("patches", patchNames))
    {
        // Can also use pbm.indices(), but no warnings...
        patchIDs_ = pbm.patchSet(patchNames).sortedToc();
 
        Info<< "        applying to patches:" << nl;
 
        for (const label patchi : patchIDs_)
        {
            Info<< "            " << pbm[patchi].name() << endl;
        }
    }
    else
    {
        Info<< "            applying to all patches" << endl;
 
        patchIDs_ = identity(nPatches);
    }
 
    patchInjectedMasses_.resize(patchIDs_.size(), Zero);
 
    if (patchIDs_.empty())
    {
        FatalErrorInFunction
            << "No patches selected"
            << exit(FatalError);
    }
}
 
 
// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
 
void patchInjection::correct
(
    scalarField& availableMass,
    scalarField& massToInject,
    scalarField& diameterToInject
)
{
    // Do not correct if no patches selected
    if (patchIDs_.empty()) return;
 
    const scalarField& delta = film().delta();
    const scalarField& rho = film().rho();
    const scalarField& magSf = film().magSf();
 
    const polyBoundaryMesh& pbm = film().regionMesh().boundaryMesh();
 
    forAll(patchIDs_, pidi)
    {
        label patchi = patchIDs_[pidi];
        const polyPatch& pp = pbm[patchi];
 
        // Accumulate the total mass removed from patch
        scalar dMassPatch = 0;
 
        for (const label celli : pp.faceCells())
        {
            scalar ddelta = max(0.0, delta[celli] - deltaStable_);
            scalar dMass = ddelta*rho[celli]*magSf[celli];
            massToInject[celli] += dMass;
            availableMass[celli] -= dMass;
            dMassPatch += dMass;
        }
 
        patchInjectedMasses_[pidi] += dMassPatch;
        addToInjectedMass(dMassPatch);
    }
 
    injectionModel::correct();
 
    if (writeTime())
    {
        scalarField patchInjectedMasses0
        (
            getModelProperty<scalarField>
            (
                "patchInjectedMasses",
                scalarField(patchInjectedMasses_.size(), Zero)
            )
        );
 
        scalarField patchInjectedMassTotals(patchInjectedMasses_);
        Pstream::listCombineGather(patchInjectedMassTotals, plusEqOp<scalar>());
        patchInjectedMasses0 += patchInjectedMassTotals;
 
        setModelProperty<scalarField>
        (
            "patchInjectedMasses",
            patchInjectedMasses0
        );
 
        patchInjectedMasses_ = 0;
    }
}
 
 
void patchInjection::patchInjectedMassTotals(scalarField& patchMasses) const
{
    // Do not correct if no patches selected
    if (!patchIDs_.size()) return;
 
    scalarField patchInjectedMasses
    (
        getModelProperty<scalarField>
        (
            "patchInjectedMasses",
            scalarField(patchInjectedMasses_.size(), Zero)
        )
    );
 
    scalarField patchInjectedMassTotals(patchInjectedMasses_);
    Pstream::listCombineGather(patchInjectedMassTotals, plusEqOp<scalar>());
 
    forAll(patchIDs_, pidi)
    {
        label patchi = patchIDs_[pidi];
        patchMasses[patchi] +=
            patchInjectedMasses[pidi] + patchInjectedMassTotals[pidi];
    }
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace surfaceFilmModels
} // End namespace regionModels
} // End namespace Foam
 
// ************************************************************************* //