cosine.C

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    Copyright (C) 2016-2019 OpenFOAM Foundation
    Copyright (C) 2020-2021 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.
 
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    the Free Software Foundation, either version 3 of the License, or
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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#include "cosine.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace wallBoilingModels
{
namespace partitioningModels
{
    defineTypeNameAndDebug(cosine, 0);
    addToRunTimeSelectionTable
    (
        partitioningModel,
        cosine,
        dictionary
    );
}
}
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::wallBoilingModels::partitioningModels::
cosine::cosine(const dictionary& dict)
:
    partitioningModel(),
    alphaLiquid1_(dict.get<scalar>("alphaLiquid1")),
    alphaLiquid0_(dict.get<scalar>("alphaLiquid0"))
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
Foam::tmp<Foam::scalarField>
Foam::wallBoilingModels::partitioningModels::
cosine::fLiquid
(
    const scalarField& alphaLiquid
) const
{
    return
        pos0(alphaLiquid1_ - alphaLiquid)
       *(
            neg(alphaLiquid0_ - alphaLiquid)
           *(
                scalar(0.5)
               *(
                    scalar(1) - cos
                    (
                        constant::mathematical::pi
                       *(alphaLiquid - alphaLiquid0_)
                       /(alphaLiquid1_ - alphaLiquid0_)
                    )
                )
            )
        )
      + neg(alphaLiquid1_ - alphaLiquid);
}
 
 
void Foam::wallBoilingModels::partitioningModels::
cosine::write(Ostream& os) const
{
    partitioningModel::write(os);
    os.writeEntry("alphaLiquid1", alphaLiquid1_);
    os.writeEntry("alphaLiquid0", alphaLiquid0_);
}
 
 
// ************************************************************************* //