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foam-extend4.1-coherent-io/applications/solvers/multiphase/twoPhaseEulerFoam/kineticTheoryModels/granularPressureModel/SyamlalRogersOBrien/SyamlalRogersOBrienPressure.C

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C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright held by original author
\\/ M anipulation |
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License
This file is part of OpenFOAM.
OpenFOAM is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
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\*---------------------------------------------------------------------------*/
#include "SyamlalRogersOBrienPressure.H"
#include "addToRunTimeSelectionTable.H"
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
namespace Foam
{
defineTypeNameAndDebug(SyamlalRogersOBrienPressure, 0);
addToRunTimeSelectionTable
(
granularPressureModel,
SyamlalRogersOBrienPressure,
dictionary
);
}
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::SyamlalRogersOBrienPressure::SyamlalRogersOBrienPressure
(
const dictionary& dict
)
:
granularPressureModel(dict)
{}
// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
Foam::SyamlalRogersOBrienPressure::~SyamlalRogersOBrienPressure()
{}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
Foam::tmp<Foam::volScalarField> Foam::SyamlalRogersOBrienPressure::
granularPressureCoeff
(
const volScalarField& alpha,
const volScalarField& g0,
const dimensionedScalar& rhoa,
const dimensionedScalar& e
) const
{
return 2.0*rhoa*(1.0 + e)*sqr(alpha)*g0;
}
Foam::tmp<Foam::volScalarField> Foam::SyamlalRogersOBrienPressure::
granularPressureCoeffPrime
(
const volScalarField& alpha,
const volScalarField& g0,
const volScalarField& g0prime,
const dimensionedScalar& rhoa,
const dimensionedScalar& e
) const
{
return rhoa*alpha*(1.0 + e)*(4.0*g0 + 2.0*g0prime*alpha);
}
// ************************************************************************* //