thermalBaffleFvPatchScalarField.C

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    Copyright (C) 2011-2016 OpenFOAM Foundation
    Copyright (C) 2020-2024 OpenCFD Ltd
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License
    This file is part of OpenFOAM.
 
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#include "thermalBaffleFvPatchScalarField.H"
#include "dictionaryContent.H"
#include "addToRunTimeSelectionTable.H"
#include "emptyPolyPatch.H"
#include "mappedWallPolyPatch.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace compressible
{
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
thermalBaffleFvPatchScalarField::thermalBaffleFvPatchScalarField
(
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF
)
:
    parent_bctype(p, iF),
    owner_(false),
    internal_(true),
    dict_()
{}
 
 
thermalBaffleFvPatchScalarField::thermalBaffleFvPatchScalarField
(
    const thermalBaffleFvPatchScalarField& ptf,
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const fvPatchFieldMapper& mapper
)
:
    parent_bctype(ptf, p, iF, mapper),
    owner_(ptf.owner_),
    internal_(ptf.internal_),
    dict_(ptf.dict_)
{}
 
 
thermalBaffleFvPatchScalarField::thermalBaffleFvPatchScalarField
(
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const dictionary& dict
)
:
    parent_bctype(p, iF, dict),
    owner_(false),
    internal_(true),
    dict_
    (
        // Copy dictionary, but without "heavy" data chunks
        dictionaryContent::copyDict
        (
            dict,
            wordList(),  // allow
            wordList     // deny
            ({
                "type",  // redundant
                "value"
            })
        )
    )
{
 
    const fvMesh& thisMesh = patch().boundaryMesh().mesh();
 
    word regionName("none");
    dict_.readIfPresent("region", regionName);
 
    dict_.readIfPresent("internal", internal_);
 
    const word baffleName("3DBaffle" + regionName);
 
    if
    (
        (regionName != "none")
     && !thisMesh.time().foundObject<fvMesh>(regionName)
    )
    {
        if (!extrudeMeshPtr_)
        {
            createPatchMesh();
        }
 
        baffle_.reset(baffleType::New(thisMesh, dict));
        owner_ = true;
        baffle_->rename(baffleName);
    }
}
 
 
thermalBaffleFvPatchScalarField::thermalBaffleFvPatchScalarField
(
    const thermalBaffleFvPatchScalarField& ptf,
    const DimensionedField<scalar, volMesh>& iF
)
:
    parent_bctype(ptf, iF),
    owner_(ptf.owner_),
    internal_(ptf.internal_),
    dict_(ptf.dict_)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void thermalBaffleFvPatchScalarField::createPatchMesh()
{
    const fvMesh& thisMesh = patch().boundaryMesh().mesh();
 
    const word regionName(dict_.get<word>("region"));
 
    polyPatchList regionPatches(3);
    List<dictionary> dicts(regionPatches.size());
    List<word> patchNames(regionPatches.size());
    List<word> patchTypes(regionPatches.size());
 
    patchNames[bottomPatchID] = word("bottom");
    patchNames[sidePatchID] = word("side");
    patchNames[topPatchID] = word("top");
 
    patchTypes[bottomPatchID] = mappedWallPolyPatch::typeName;
 
    if (internal_)
    {
        patchTypes[topPatchID] = mappedWallPolyPatch::typeName;
    }
    else
    {
        patchTypes[topPatchID] = polyPatch::typeName;
    }
 
    if (dict_.get<bool>("columnCells"))
    {
        patchTypes[sidePatchID] = emptyPolyPatch::typeName;
    }
    else
    {
        patchTypes[sidePatchID] = polyPatch::typeName;
    }
 
    const auto& mpp = refCast<const mappedPatchBase>(patch().patch(), dict_);
 
    const word coupleGroup(mpp.coupleGroup());
 
    wordList inGroups(1);
    inGroups[0] = coupleGroup;
 
    // The bottomPatchID is coupled with this patch
    dicts[bottomPatchID].add("coupleGroup", coupleGroup);
    dicts[bottomPatchID].add("inGroups", inGroups);
    dicts[bottomPatchID].add("sampleMode", mpp.sampleModeNames_[mpp.mode()]);
    dicts[bottomPatchID].add("samplePatch", patch().name());
    dicts[bottomPatchID].add("sampleRegion", thisMesh.name());
 
    // Internal baffle needs a coupled on the topPatchID
    if (internal_)
    {
        const word coupleGroupSlave =
            coupleGroup.substr(0, coupleGroup.find('_')) + "_slave";
 
        inGroups[0] = coupleGroupSlave;
        dicts[topPatchID].add("coupleGroup", coupleGroupSlave);
        dicts[topPatchID].add("inGroups", inGroups);
        dicts[topPatchID].add("sampleMode", mpp.sampleModeNames_[mpp.mode()]);
    }
 
 
    forAll(regionPatches, patchi)
    {
        dictionary& patchDict = dicts[patchi];
        patchDict.set("nFaces", 0);
        patchDict.set("startFace", 0);
 
        regionPatches.set
        (
            patchi,
            polyPatch::New
            (
                patchTypes[patchi],
                patchNames[patchi],
                dicts[patchi],
                patchi,
                thisMesh.boundaryMesh()
            )
        );
    }
 
    extrudeMeshPtr_.reset
    (
        new extrudePatchMesh
        (
            thisMesh,
            patch(),
            dict_,
            regionName,
            regionPatches
        )
    );
 
    // Adjust top patch for the thickness - it needs to subtract the offset
    // distance when trying to do the mapping.
    const auto& extrPbm = extrudeMeshPtr_().boundaryMesh();
    const auto* topPtr = isA<const mappedPatchBase>(extrPbm[topPatchID]);
 
    if (topPtr)
    {
        const auto& top = extrPbm[topPatchID];
        const auto& bottom = extrPbm[bottomPatchID];
 
        if (top.size() != bottom.size())
        {
            WarningInFunction<< "Top patch " << top.name()
                << " size " << top.size()
                << " has different size from bottom patch " << bottom.name()
                << " size " << bottom.size() << endl
                << "    Disabling mapping offset calculation." << endl;
        }
        else
        {
            // Adjust top patch offsets
            const vectorField offsets(bottom.faceCentres()-top.faceCentres());
            const_cast<mappedPatchBase&>(*topPtr).setOffset(offsets);
 
            DebugPoutInFunction
                    << "Adjusting patch " << top.name()
                    << " offsets to " << flatOutput(offsets)
                    << endl;
 
            if (internal_)
            {
                // Find other side of the baffle using its group
                const auto& thisPbm = thisMesh.boundaryMesh();
                const auto& groupPatchLookup = thisPbm.groupPatchIDs();
                const auto& group = topPtr->coupleGroup();
                const labelList patchIDs(groupPatchLookup[group]);
 
                if (patchIDs.size() != 1)
                {
                    FatalErrorInFunction<< "Group " << group
                        << " on region " << thisMesh.name()
                        << " contains more than one patch : "
                        << patchIDs
                        << exit(FatalError);
                }
 
                const auto* thisPp =
                    isA<const mappedPatchBase>(thisPbm[patchIDs[0]]);
                if (thisPp)
                {
                    const_cast<mappedPatchBase&>(*thisPp).setOffset(-offsets);
 
                    DebugPoutInFunction
                            << "Adjusting patch " << thisPbm[patchIDs[0]].name()
                            << " offsets to " << thisPp->offsets()
                            << endl;
                }
            }
 
            // Enforce re-writing so baffleType::New reads updated mesh
            extrudeMeshPtr_->write();
        }
    }
}
 
 
void thermalBaffleFvPatchScalarField::updateCoeffs()
{
    if (this->updated())
    {
        return;
    }
 
    if (owner_)
    {
        baffle_->evolve();
    }
 
    parent_bctype::updateCoeffs();
}
 
 
void thermalBaffleFvPatchScalarField::write(Ostream& os) const
{
    parent_bctype::write(os);
 
    if (owner_)
    {
        os.writeEntry("extrudeModel", dict_.get<word>("extrudeModel"));
 
        os.writeEntry("nLayers", dict_.get<label>("nLayers"));
 
        os.writeEntry("expansionRatio", dict_.get<scalar>("expansionRatio"));
 
        os.writeEntry("columnCells", dict_.get<Switch>("columnCells"));
 
        const word extrudeModel(dict_.get<word>("extrudeModel") + "Coeffs");
 
        dict_.subDict(extrudeModel).writeEntry(extrudeModel, os);
 
        os.writeEntry("region", dict_.get<word>("region"));
 
        os.writeEntryIfDifferent<bool>("internal", true, internal_);
 
        os.writeEntry("active", dict_.get<Switch>("active"));
 
        dict_.subDict("thermoType").writeEntry("thermoType", os);
        dict_.subDict("mixture").writeEntry("mixture", os);
        dict_.subDict("radiation").writeEntry("radiation", os);
   }
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
makePatchTypeField
(
    fvPatchScalarField,
    thermalBaffleFvPatchScalarField
);
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace compressible
} // End namespace Foam
 
 
// ************************************************************************* //