phaseChange.C

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License
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#include "phaseChange.H"
#include "fluidThermo.H"
#include "multicomponentThermo.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * Static Member Functions * * * * * * * * * * * * //
 
namespace Foam
{
namespace fv
{
    defineTypeNameAndDebug(phaseChange, 0);
}
}
 
 
// * * * * * * * * * * * * * Protected Member Functions  * * * * * * * * * * //
 
const Foam::volScalarField& Foam::fv::phaseChange::p() const
{
    for (label i = 0; i < 2; ++ i)
    {
        if (isA<fluidThermo>(thermos()[i]))
        {
            return refCast<const fluidThermo>(thermos()[i]).p();
        }
    }
 
    return mesh().lookupObject<volScalarField>("p");
}
 
 
Foam::tmp<Foam::volScalarField> Foam::fv::phaseChange::vifToVf
(
    const tmp<volScalarField::Internal>& tvif
)
{
    tmp<volScalarField> tvf =
        volScalarField::New
        (
            tvif().name(),
            tvif().mesh(),
            tvif().dimensions(),
            extrapolatedCalculatedFvPatchField<scalar>::typeName
        );
 
    tvf->internalFieldRef() = tvif();
    tvf->correctBoundaryConditions();
 
    tvif.clear();
 
    return tvf;
}
 
 
Foam::tmp<Foam::volScalarField::Internal> Foam::fv::phaseChange::vfToVif
(
    const tmp<volScalarField>& tvf
)
{
    tmp<volScalarField::Internal> tvif(tvf.ptr());
 
    tvf.clear();
 
    return tvif;
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::fv::phaseChange::phaseChange
(
    const word& name,
    const word& modelType,
    const fvMesh& mesh,
    const dictionary& dict,
    const Pair<bool>& fluidThermosRequired,
    const Pair<bool>& specieThermosRequired
)
:
    massTransfer(name, modelType, mesh, dict),
    thermos_(mesh, phaseNames()),
    fluidThermos_(thermos_),
    specieThermos_(thermos_),
    heNames_(thermos_.first().he().name(), thermos_.second().he().name())
{
    forAll(fluidThermos_.valid(), i)
    {
        if (!fluidThermos_.valid()[i] && fluidThermosRequired[i])
        {
            FatalErrorInFunction
                << "Model " << name << " of type " << modelType
                << " requires a fluid thermo for phase "
                << phaseNames()[i] << exit(FatalError);
        }
    }
 
    forAll(specieThermos_.valid(), i)
    {
        if (!specieThermos_.valid()[i] && specieThermosRequired[i])
        {
            FatalErrorInFunction
                << "Model " << name << " of type " << modelType
                << " requires a multicomponent thermo for phase "
                << phaseNames()[i] << exit(FatalError);
        }
    }
}
 
 
// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
 
Foam::tmp<Foam::volScalarField::Internal>
Foam::fv::phaseChange::Tchange() const
{
    const volScalarField::Internal mDot(this->mDot());
 
    return pos0(mDot)*thermos().first().T() + neg(mDot)*thermos().second().T();
}
 
 
Foam::tmp<Foam::volScalarField::Internal>
Foam::fv::phaseChange::Lfraction() const
{
    const volScalarField& kappa1 = thermos().first().kappa();
    const volScalarField& kappa2 = thermos().second().kappa();
 
    return vfToVif(kappa2/(kappa1 + kappa2));
}
 
 
// ************************************************************************* //