Giesekus.C

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#include "Giesekus.H"
#include "addToRunTimeSelectionTable.H"

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

namespace Foam
{
namespace laminarModels
{

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

template<class BasicMomentumTransportModel>
tmp<fvSymmTensorMatrix>
Giesekus<BasicMomentumTransportModel>::sigmaSource
(
    const label modei,
    volSymmTensorField& sigma
) const
{
    return fvm::Su
    (
        this->alpha_*this->rho_
       *alphaGs_[modei]*innerSqr(sigma)/this->nuM_, sigma
    )
  - fvm::Sp(this->alpha_*this->rho_/this->lambdas_[modei], sigma);
}


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

template<class BasicMomentumTransportModel>
Giesekus<BasicMomentumTransportModel>::Giesekus
(
    const alphaField& alpha,
    const rhoField& rho,
    const volVectorField& U,
    const surfaceScalarField& alphaRhoPhi,
    const surfaceScalarField& phi,
    const viscosity& viscosity,
    const word& type
)
:
    Maxwell<BasicMomentumTransportModel>
    (
        alpha,
        rho,
        U,
        alphaRhoPhi,
        phi,
        viscosity,
        type
    ),

    alphaGs_(this->readModeCoefficients("alphaG", dimless))
{
    if (type == typeName)
    {
        this->printCoeffs(type);
    }
}


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

template<class BasicMomentumTransportModel>
bool Giesekus<BasicMomentumTransportModel>::read()
{
    if (Maxwell<BasicMomentumTransportModel>::read())
    {
        alphaGs_ = this->readModeCoefficients("alphaG", dimless);

        return true;
    }
    else
    {
        return false;
    }
}


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

} // End namespace laminarModels
} // End namespace Foam

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