TomiyamaLift.C

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    \\  /    A nd           | Copyright (C) 2014-2015 OpenFOAM Foundation
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#include "TomiyamaLift.H"
#include "phasePair.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace liftModels
{
    defineTypeNameAndDebug(TomiyamaLift, 0);
    addToRunTimeSelectionTable(liftModel, TomiyamaLift, dictionary);
}
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::liftModels::TomiyamaLift::TomiyamaLift
(
    const dictionary& dict,
    const phasePair& pair
)
:
    liftModel(dict, pair)
{}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::liftModels::TomiyamaLift::~TomiyamaLift()
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
Foam::tmp<Foam::volScalarField> Foam::liftModels::TomiyamaLift::Cl() const
{
    volScalarField EoH(pair_.EoH2());
 
    volScalarField f
    (
        0.0010422*pow3(EoH) - 0.0159*sqr(EoH) - 0.0204*EoH + 0.474
    );
 
    return
        neg(EoH - scalar(4))*min(0.288*tanh(0.121*pair_.Re()), f)
      + pos(EoH - scalar(4))*neg(EoH - scalar(10.7))*f
      + pos(EoH - scalar(10.7))*(-0.288);
}
 
 
// ************************************************************************* //