alphaSuSp.C

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#include "compressibleVoF.H"
#include "fvcDiv.H"
 
// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
 
void Foam::solvers::compressibleVoF::alphaSuSp
(
    tmp<volScalarField::Internal>& Su,
    tmp<volScalarField::Internal>& Sp
)
{
    Sp = volScalarField::Internal::New
    (
        "Sp",
        mesh,
        dimensionedScalar(dgdt.dimensions(), 0)
    );
 
    Su = volScalarField::Internal::New
    (
        "Su",
        mesh,
        dimensionedScalar(dgdt.dimensions(), 0)
    );
 
    if (fvModels().addsSupToField(alpha1.name()))
    {
        // Phase change alpha1 source
        const fvScalarMatrix alphaSup(fvModels().source(alpha1));
 
        Su = alphaSup.Su();
        Sp = alphaSup.Sp();
    }
 
    volScalarField::Internal& SpRef = Sp.ref();
    volScalarField::Internal& SuRef = Su.ref();
 
    forAll(dgdt, celli)
    {
        if (dgdt[celli] > 0.0)
        {
            SpRef[celli] -= dgdt[celli]/max(1.0 - alpha1[celli], 1e-4);
            SuRef[celli] += dgdt[celli]/max(1.0 - alpha1[celli], 1e-4);
        }
        else if (dgdt[celli] < 0.0)
        {
            SpRef[celli] += dgdt[celli]/max(alpha1[celli], 1e-4);
        }
    }
}
 
 
// ************************************************************************* //