thermalBaffleModel.C

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    Copyright (C) 2020-2022 OpenCFD Ltd.
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License
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#include "thermalBaffleModel.H"
#include "fvMesh.H"
#include "mappedVariableThicknessWallPolyPatch.H"
#include "wedgePolyPatch.H"

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

namespace Foam
{
namespace regionModels
{
namespace thermalBaffleModels
{

// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //

defineTypeNameAndDebug(thermalBaffleModel, 0);
defineRunTimeSelectionTable(thermalBaffleModel, mesh);
defineRunTimeSelectionTable(thermalBaffleModel, dictionary);


// * * * * * * * * * * * * Protected Member Functions  * * * * * * * * * * * //

bool thermalBaffleModel::read()
{
    regionModel1D::read();
    return true;
}


bool thermalBaffleModel::read(const dictionary& dict)
{
    regionModel1D::read(dict);
    return true;
}


void thermalBaffleModel::init()
{
    if (active_)
    {
        const polyBoundaryMesh& rbm = regionMesh().boundaryMesh();

        // Check if region mesh in 1-D
        label nTotalEdges = 0;
        const label patchi = intCoupledPatchIDs_[0];
        nTotalEdges = 2*nLayers_*rbm[patchi].nInternalEdges();
        nTotalEdges +=
            nLayers_*(rbm[patchi].nEdges() - rbm[patchi].nInternalEdges());

        label nTotalFaces = 0;
        forAll(rbm, patchi)
        {
            if (
                   rbm[patchi].size()
                &&
                   (
                       isA<wedgePolyPatch>(rbm[patchi])
                    || isA<emptyPolyPatch>(rbm[patchi])
                   )
                )
            {
                nTotalFaces += rbm[patchi].size();
            }
        }

        oneD_ =
        (
            returnReduce(nTotalEdges, sumOp<label>())
         == returnReduce(nTotalFaces, sumOp<label>())
        );

        if (oneD_)
        {
            Info << "\nThe thermal baffle is 1D\n" << endl;
        }
        else
        {
            Info << "\nThe thermal baffle is 3D\n" << endl;
        }

        forAll(intCoupledPatchIDs_, i)
        {
            const label patchi = intCoupledPatchIDs_[i];
            const polyPatch& pp = rbm[patchi];

            if
            (
                !isA<mappedVariableThicknessWallPolyPatch>(pp)
             && oneD_
             && !constantThickness_
            )
            {
                FatalErrorInFunction
                    << "' not type '"
                    << mappedVariableThicknessWallPolyPatch::typeName
                    << "'. This is necessary for 1D solution "
                    << " and variable thickness"
                    << "\n    for patch. " << pp.name()
                    << exit(FatalError);
            }
            else if (!isA<mappedWallPolyPatch>(pp))
            {
                FatalErrorInFunction
                    << "' not type '"
                    << mappedWallPolyPatch::typeName
                    << "'. This is necessary for 3D solution"
                    << "\n    for patch. " << pp.name()
                    << exit(FatalError);
            }
        }

        if (oneD_ && !constantThickness_)
        {
            const label patchi = intCoupledPatchIDs_[0];
            const polyPatch& pp = rbm[patchi];
            const mappedVariableThicknessWallPolyPatch& ppCoupled =
                refCast
                <
                    const mappedVariableThicknessWallPolyPatch
                >(pp);

            thickness_ = ppCoupled.thickness();

            // Check that thickness has the right size
            if (thickness_.size() != pp.size())
            {
                FatalErrorInFunction
                    << " coupled patches in thermalBaffle are " << nl
                    << " different sizes from list thickness" << nl
                    << exit(FatalError);
            }

            // Calculate thickness of the baffle on the first face only.
            if (delta_.value() == 0.0)
            {
                forAll(ppCoupled, localFacei)
                {
                    label facei = ppCoupled.start() + localFacei;

                    label faceO =
                        boundaryFaceOppositeFace_[localFacei];

                    delta_.value() = mag
                    (
                        regionMesh().faceCentres()[facei]
                      - regionMesh().faceCentres()[faceO]
                    );
                    break;
                }
            }
        }
    }
}


// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

thermalBaffleModel::thermalBaffleModel(const fvMesh& mesh)
:
    regionModel1D(mesh, "thermalBaffle"),
    thickness_(),
    delta_("delta", dimLength, Zero),
    oneD_(false),
    constantThickness_(true)
{}


thermalBaffleModel::thermalBaffleModel
(
    const word& modelType,
    const fvMesh& mesh,
    const dictionary& dict

)
:
    regionModel1D(mesh, "thermalBaffle", modelType, dict, true),
    thickness_(),
    delta_("delta", dimLength, Zero),
    oneD_(false),
    constantThickness_(dict.getOrDefault("constantThickness", true))
{
    init();
}


thermalBaffleModel::thermalBaffleModel
(
    const word& modelType,
    const fvMesh& mesh
)
:
    regionModel1D(mesh, "thermalBaffle", modelType),
    thickness_(),
    delta_("delta", dimLength, Zero),
    oneD_(false),
    constantThickness_(getOrDefault("constantThickness", true))
{
    init();
}


// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //

thermalBaffleModel::~thermalBaffleModel()
{}


// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //

void thermalBaffleModel::preEvolveRegion()
{}


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

} // End namespace thermalBaffleModels
} // End namespace regionModels
} // End namespace Foam

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