laminar.C

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    Copyright (C) 2020-2023 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.
 
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#include "laminar.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace regionModels
{
namespace areaSurfaceFilmModels
{
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
defineTypeNameAndDebug(laminar, 0);
addToRunTimeSelectionTable(filmTurbulenceModel, laminar, dictionary);
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
laminar::laminar
(
    liquidFilmBase& film,
    const dictionary& dict
)
:
    filmTurbulenceModel(type(), film, dict)
{}
 
 
// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
 
tmp<areaScalarField> laminar::mut() const
{
    auto tmut = tmp<areaScalarField>::New
    (
        IOobject
        (
            "mut",
            film().regionMesh().time().timeName(),
            film().regionMesh().thisDb(),
            IOobject::NO_READ,
            IOobject::NO_WRITE
        ),
        film().regionMesh(),
        dimensionedScalar(dimMass/dimLength/dimTime)
    );
 
    return tmut;
}
 
 
void laminar::correct()
{}
 
 
tmp<faVectorMatrix> laminar::Su(areaVectorField& U) const
{
    return primaryRegionFriction(U) + wallFriction(U);
}
 
 
tmp<faVectorMatrix> laminar::wallFriction(areaVectorField& U) const
{
    // local references to film fields
    tmp<areaVectorField> Uw = film_.Uw();
    tmp<areaScalarField> wf = Cw();
 
    return
    (
       - fam::Sp(wf(), U) + wf()*Uw() // wall contribution
    );
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace areaSurfaceFilmModels
} // End namespace regionModels
} // End namespace Foam
 
// ************************************************************************* //