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    Copyright (C) 2011-2018 OpenFOAM Foundation
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.

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    under the terms of the GNU General Public License as published by
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.

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#include "HrenyaSinclairConductivity.H"
#include "mathematicalConstants.H"
#include "addToRunTimeSelectionTable.H"

// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //

namespace Foam
{
namespace kineticTheoryModels
{
namespace conductivityModels
{
    defineTypeNameAndDebug(HrenyaSinclair, 0);

    addToRunTimeSelectionTable
    (
        conductivityModel,
        HrenyaSinclair,
        dictionary
    );
}
}
}


// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

Foam::kineticTheoryModels::conductivityModels::HrenyaSinclair::HrenyaSinclair
(
    const dictionary& dict
)
:
    conductivityModel(dict),
    coeffDict_(dict.optionalSubDict(typeName + "Coeffs")),
    L_("L", dimLength, coeffDict_)
{}


// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //

Foam::kineticTheoryModels::conductivityModels::HrenyaSinclair::
~HrenyaSinclair()
{}


// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

Foam::tmp<Foam::volScalarField>
Foam::kineticTheoryModels::conductivityModels::HrenyaSinclair::kappa
(
    const volScalarField& alpha1,
    const volScalarField& Theta,
    const volScalarField& g0,
    const volScalarField& rho1,
    const volScalarField& da,
    const dimensionedScalar& e
) const
{
    const scalar sqrtPi = sqrt(constant::mathematical::pi);

    volScalarField lamda
    (
        scalar(1) + da/(6*sqrt(2.0)*(alpha1 + 1e-5))/L_
    );

    return rho1*da*sqrt(Theta)*
    (
        2*sqr(alpha1)*g0*(1 + e)/sqrtPi
      + (9.0/8.0)*sqrtPi*g0*0.25*sqr(1 + e)*(2*e - 1)*sqr(alpha1)
       /(49.0/16.0 - 33*e/16.0)
      + (15.0/16.0)*sqrtPi*alpha1*(0.5*sqr(e) + 0.25*e - 0.75 + lamda)
       /((49.0/16.0 - 33*e/16.0)*lamda)
      + (25.0/64.0)*sqrtPi
       /((1 + e)*(49.0/16.0 - 33*e/16.0)*lamda*g0)
    );
}


bool Foam::kineticTheoryModels::conductivityModels::HrenyaSinclair::read()
{
    coeffDict_ <<= dict_.optionalSubDict(typeName + "Coeffs");

    L_.readIfPresent(coeffDict_);

    return true;
}


// ************************************************************************* //