zeroDimensionalMassSource.C

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#include "zeroDimensionalMassSource.H"
#include "basicThermo.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * Static Member Functions * * * * * * * * * * * * //
 
namespace Foam
{
namespace fv
{
    defineTypeNameAndDebug(zeroDimensionalMassSourceBase, 0);
    defineTypeNameAndDebug(zeroDimensionalMassSource, 0);
    addToRunTimeSelectionTable(fvModel, zeroDimensionalMassSource, dictionary);
}
}
 
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
Foam::tmp<Foam::volScalarField>
Foam::fv::zeroDimensionalMassSourceBase::calcM0D() const
{
    tmp<volScalarField> tm =
        volScalarField::New
        (
            typedName("m0D"),
            mesh(),
            dimensionedScalar(dimMass, 0)
        );
 
    HashTable<const basicThermo*> thermos(mesh().lookupClass<basicThermo>());
 
    forAllConstIter(HashTable<const basicThermo*>, thermos, thermoIter)
    {
        const basicThermo& thermo = *thermoIter();
 
        tmp<volScalarField> tRho = thermo.rho();
        const volScalarField& rho = tRho();
 
        const word phaseName = thermo.phaseName();
 
        if (thermo.phaseName() != word::null)
        {
            const volScalarField& alpha =
                mesh().lookupObject<volScalarField>
                (
                    IOobject::groupName("alpha", phaseName)
                );
 
            tm.ref().ref() += alpha()*rho()*mesh().V();
        }
        else
        {
            tm.ref().ref() += rho()*mesh().V();
        }
    }
 
    return tm;
}
 
 
Foam::volScalarField& Foam::fv::zeroDimensionalMassSourceBase::initM0D() const
{
    if (!mesh().foundObject<volScalarField>(typedName("m0D")))
    {
        volScalarField* mPtr =
            new volScalarField
            (
                calcM0D()
            );
 
        mPtr->store();
    }
 
    return mesh().lookupObjectRef<volScalarField>(typedName("m0D"));
}
 
 
const Foam::volScalarField& Foam::fv::zeroDimensionalMassSourceBase::m() const
{
    // If not registered, then read or create the mass field
    if (!mesh().foundObject<volScalarField>(typedName("m")))
    {
        typeIOobject<volScalarField> mIo
        (
            typedName("m"),
            mesh().time().timeName(),
            mesh(),
            IOobject::READ_IF_PRESENT,
            IOobject::AUTO_WRITE
        );
 
        volScalarField* mPtr =
            new volScalarField
            (
                mIo,
                mesh(),
                dimensionedScalar(dimMass, 0)
            );
 
        mPtr->store();
 
        if (!mIo.headerOk())
        {
            *mPtr = m0D_;
        }
 
        volScalarField* factorPtr =
            new volScalarField
            (
                IOobject
                (
                    typedName("factor"),
                    mesh().time().timeName(),
                    mesh(),
                    IOobject::NO_READ,
                    IOobject::AUTO_WRITE
                ),
                *mPtr/m0D_
            );
 
        factorPtr->store();
    }
 
    volScalarField& m =
        mesh().lookupObjectRef<volScalarField>(typedName("m"));
 
    volScalarField& factor =
        mesh().lookupObjectRef<volScalarField>(typedName("factor"));
 
    // Update the mass if changes are available
    if (mesh().foundObject<volScalarField>(typedName("deltaM")))
    {
        volScalarField& deltaM =
            mesh().lookupObjectRef<volScalarField>(typedName("deltaM"));
 
        m = m.oldTime() + deltaM;
 
        factor = m/m0D_;
 
        deltaM.checkOut();
    }
 
    return m;
}
 
 
Foam::scalar Foam::fv::zeroDimensionalMassSourceBase::massFlowRate() const
{
    return zeroDimensionalMassFlowRate()*m0D_[0]/m()[0];
}
 
 
void Foam::fv::zeroDimensionalMassSource::readCoeffs()
{
    readFieldValues();
 
    zeroDimensionalMassFlowRate_.reset
    (
        Function1<scalar>::New("massFlowRate", coeffs()).ptr()
    );
}
 
 
Foam::scalar
Foam::fv::zeroDimensionalMassSource::zeroDimensionalMassFlowRate() const
{
    return zeroDimensionalMassFlowRate_->value(mesh().time().userTimeValue());
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::fv::zeroDimensionalMassSourceBase::zeroDimensionalMassSourceBase
(
    const word& name,
    const word& modelType,
    const fvMesh& mesh,
    const dictionary& dict
)
:
    massSourceBase(name, modelType, mesh, dict),
    m0D_(initM0D())
{
    if (mesh.nGeometricD() != 0)
    {
        FatalIOErrorInFunction(dict)
            << "Zero-dimensional fvModel applied to a "
            << mesh.nGeometricD() << "-dimensional mesh"
            << exit(FatalIOError);
    }
}
 
 
Foam::fv::zeroDimensionalMassSource::zeroDimensionalMassSource
(
    const word& name,
    const word& modelType,
    const fvMesh& mesh,
    const dictionary& dict
)
:
    zeroDimensionalMassSourceBase(name, modelType, mesh, dict),
    zeroDimensionalMassFlowRate_()
{
    readCoeffs();
}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::fv::zeroDimensionalMassSourceBase::correct()
{
    // Correct the zero-dimensional mass
    m0D_ = calcM0D();
 
    // Create the mass change
    if (!mesh().foundObject<volScalarField>(typedName("deltaM")))
    {
        volScalarField* dMPtr =
            new volScalarField
            (
                IOobject
                (
                    typedName("deltaM"),
                    mesh().time().timeName(),
                    mesh()
                ),
                mesh(),
                dimensionedScalar(dimMass, 0)
            );
 
        dMPtr->store();
    }
 
    volScalarField& deltaM =
        mesh().lookupObjectRef<volScalarField>(typedName("deltaM"));
 
    deltaM +=
        mesh().time().deltaT()
       *dimensionedScalar(dimMass/dimTime, zeroDimensionalMassFlowRate());
}
 
 
bool Foam::fv::zeroDimensionalMassSource::read(const dictionary& dict)
{
    if (zeroDimensionalMassSourceBase::read(dict))
    {
        readCoeffs();
        return true;
    }
    else
    {
        return false;
    }
}
 
 
// ************************************************************************* //