atmAmbientTurbSourceTemplates.C

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    Copyright (C) 2020 ENERCON GmbH
    Copyright (C) 2020 OpenCFD Ltd
-------------------------------------------------------------------------------
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 Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
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#include "atmAmbientTurbSource.H"
#include "volFields.H"
 
// * * * * * * * * * * * * * * *  Member Functions * * * * * * * * * * * * * //
 
template<class AlphaFieldType, class RhoFieldType>
void Foam::fv::atmAmbientTurbSource::atmAmbientTurbSourceEpsilon
(
    const AlphaFieldType& alpha,
    const RhoFieldType& rho,
    fvMatrix<scalar>& eqn,
    const label fieldi
) const
{
    const auto* turbPtr =
        mesh_.findObject<turbulenceModel>
        (
            turbulenceModel::propertiesName
        );
    const volScalarField& epsilon = turbPtr->epsilon();
 
    // (Heuristically derived from RS:Eq. 4, rhs-term:5)
    eqn +=
        fvm::Sp(alpha()*rho()*C2_*sqr(epsilonAmb_)/(kAmb_*epsilon()), epsilon);
}
 
 
template<class AlphaFieldType, class RhoFieldType>
void Foam::fv::atmAmbientTurbSource::atmAmbientTurbSourceOmega
(
    const AlphaFieldType& alpha,
    const RhoFieldType& rho,
    fvMatrix<scalar>& eqn,
    const label fieldi
) const
{
    const auto* turbPtr =
        mesh_.findObject<turbulenceModel>
        (
            turbulenceModel::propertiesName
        );
    const volScalarField& omega = turbPtr->omega();
    const volScalarField::Internal& beta =
        mesh_.lookupObjectRef<volScalarField::Internal>
        (
            word(turbPtr->type() + ":beta")
        );
 
    // (RS:Eq. 4, rhs-term:5)
    eqn += fvm::Sp(alpha()*rho()*Cmu_*beta*sqr(omegaAmb_)/omega(), omega);
}
 
 
template<class AlphaFieldType, class RhoFieldType>
void Foam::fv::atmAmbientTurbSource::atmAmbientTurbSourceK
(
    const AlphaFieldType& alpha,
    const RhoFieldType& rho,
    fvMatrix<scalar>& eqn,
    const label fieldi
) const
{
    const auto* turbPtr =
        mesh_.findObject<turbulenceModel>
        (
            turbulenceModel::propertiesName
        );
    const volScalarField& k = turbPtr->k();
 
    if (isEpsilon_)
    {
        // (Heuristically derived from RS:Eq. 3, rhs-term:4)
        eqn += fvm::Sp(alpha()*rho()*epsilonAmb_/k(), k);
    }
    else
    {
        // (RS:Eq. 3, rhs-term:4)
        eqn += fvm::Sp(alpha()*rho()*Cmu_*omegaAmb_*kAmb_/k(), k);
    }
}
 
 
// ************************************************************************* //