saturated.C

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#include "saturated.H"
#include "phasePair.H"
#include "addToRunTimeSelectionTable.H"

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

namespace Foam
{
namespace interfaceCompositionModels
{
    defineTypeNameAndDebug(saturated, 0);
    addToRunTimeSelectionTable
    (
        interfaceCompositionModel,
        saturated,
        dictionary
    );
}
}


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

Foam::tmp<Foam::volScalarField>
Foam::interfaceCompositionModels::saturated::wRatioByP() const
{
    const dimensionedScalar Wi
    (
        "W",
        dimMass/dimMoles,
        composition().Wi(saturatedIndex_)
    );

    return Wi/thermo().W()/thermo().p();
}


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

Foam::interfaceCompositionModels::saturated::saturated
(
    const dictionary& dict,
    const phasePair& pair
)
:
    interfaceCompositionModel(dict, pair),
    saturatedName_(species()[0]),
    saturatedIndex_(composition().species()[saturatedName_]),
    saturationModel_
    (
        saturationModel::New
        (
            dict.subDict("saturationPressure"),
            pair
        )
    )
{
    if (species().size() != 1)
    {
        FatalErrorInFunction
            << "saturated model is suitable for one species only."
            << exit(FatalError);
    }
}


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

Foam::interfaceCompositionModels::saturated::~saturated()
{}


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

void Foam::interfaceCompositionModels::saturated::update
(
    const volScalarField& Tf
)
{}


Foam::tmp<Foam::volScalarField> Foam::interfaceCompositionModels::saturated::Yf
(
    const word& speciesName,
    const volScalarField& Tf
) const
{
    if (saturatedName_ == speciesName)
    {
        return wRatioByP()*saturationModel_->pSat(Tf);
    }
    else
    {
        const label speciesIndex = composition().species()[speciesName];

        return
            composition().Y()[speciesIndex]
           *(scalar(1) - wRatioByP()*saturationModel_->pSat(Tf))
           /max(scalar(1) - composition().Y()[saturatedIndex_], small);
    }
}


Foam::tmp<Foam::volScalarField>
Foam::interfaceCompositionModels::saturated::YfPrime
(
    const word& speciesName,
    const volScalarField& Tf
) const
{
    if (saturatedName_ == speciesName)
    {
        return wRatioByP()*saturationModel_->pSatPrime(Tf);
    }
    else
    {
        const label speciesIndex = composition().species()[speciesName];

        return
          - composition().Y()[speciesIndex]
           *wRatioByP()*saturationModel_->pSatPrime(Tf)
           /max(scalar(1) - composition().Y()[saturatedIndex_], small);
    }
}


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