Lamb.C

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    Copyright (C) 2014 OpenFOAM Foundation
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License
    This file is part of OpenFOAM.
 
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#include "Lamb.H"
#include "phasePair.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace virtualMassModels
{
    defineTypeNameAndDebug(Lamb, 0);
    addToRunTimeSelectionTable
    (
        virtualMassModel,
        Lamb,
        dictionary
    );
}
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::virtualMassModels::Lamb::Lamb
(
    const dictionary& dict,
    const phasePair& pair,
    const bool registerObject
)
:
    virtualMassModel(dict, pair, registerObject)
{}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::virtualMassModels::Lamb::~Lamb()
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
Foam::tmp<Foam::volScalarField> Foam::virtualMassModels::Lamb::Cvm() const
{
    volScalarField E(min(max(pair_.E(), SMALL), 1 - SMALL));
    volScalarField rtOmEsq(sqrt(1 - sqr(E)));
 
    return
        (rtOmEsq - E*acos(E))
       /(E*acos(E) - sqr(E)*rtOmEsq);
}
 
 
// ************************************************************************* //