incompressibleDriftFluxMixture.C

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#include "incompressibleDriftFluxMixture.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
    defineTypeNameAndDebug(incompressibleDriftFluxMixture, 0);
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::incompressibleDriftFluxMixture::incompressibleDriftFluxMixture
(
    const fvMesh& mesh
)
:
    twoPhaseVoFMixture(mesh),
 
    nucModel_(viscosityModel::New(mesh, phase2Name())),
    muModel_(mixtureViscosityModel::New(*this)),
 
    rhod_("rho", dimDensity, muModel_()),
    rhoc_("rho", dimDensity, nucModel_()),
 
    alphaMax_(lookupOrDefault("alphaMax", 1.0)),
 
    rho_
    (
        IOobject
        (
            "rho",
            mesh.time().name(),
            mesh,
            IOobject::NO_READ,
            IOobject::NO_WRITE
        ),
        mesh,
        dimensionedScalar("rho", dimDensity, 0)
    ),
 
    nu_
    (
        IOobject
        (
            "nu",
            mesh.time().name(),
            mesh
        ),
        mesh,
        dimensionedScalar(dimViscosity, 0),
        calculatedFvPatchScalarField::typeName
    ),
 
    Uptr_(nullptr)
{}
 
 
// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
 
void Foam::incompressibleDriftFluxMixture::correct()
{
    rho_ = alpha1()*rhod_ + alpha2()*rhoc_;
    nu_ = muModel_->mu(rhoc_*nucModel_->nu(), *Uptr_)/rho_;
}
 
 
Foam::incompressibleDriftFluxMixture&
Foam::incompressibleDriftFluxMixture::initialise(const volVectorField& U)
{
    Uptr_ = &U;
    correct();
    return *this;
}
 
 
bool Foam::incompressibleDriftFluxMixture::read()
{
    if (twoPhaseMixture::read())
    {
        if (muModel_->read() || nucModel_->read())
        {
            nucModel_->lookup("rho") >> rhoc_;
            muModel_->lookup("rho") >> rhod_;
 
            alphaMax_ = muModel_->lookupOrDefault("alphaMax", 1.0);
 
            return true;
        }
        else
        {
            return false;
        }
    }
    else
    {
        return false;
    }
}
 
 
// ************************************************************************* //