freeflow/rans/twoeq/lowrekepsilon/staggered/localresidual.hh

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// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
// vi: set et ts=4 sw=4 sts=4:
//
// SPDX-FileCopyrightInfo: Copyright © DuMux Project contributors, see AUTHORS.md in root folder
// SPDX-License-Identifier: GPL-3.0-or-later
//
#ifndef DUMUX_STAGGERED_LOWREKEPSILON_LOCAL_RESIDUAL_HH
#define DUMUX_STAGGERED_LOWREKEPSILON_LOCAL_RESIDUAL_HH
 
#include <dune/common/hybridutilities.hh>
#include <dumux/common/properties.hh>
#include <dumux/discretization/method.hh>
#include <dumux/freeflow/navierstokes/localresidual.hh>
 
namespace Dumux {
 
// forward declaration
template<class TypeTag, class BaseLocalResidual, class DiscretizationMethod>
class LowReKEpsilonResidualImpl;
 
template<class TypeTag, class BaseLocalResidual>
class LowReKEpsilonResidualImpl<TypeTag, BaseLocalResidual, DiscretizationMethods::Staggered>
: public BaseLocalResidual
{
    using ParentType = BaseLocalResidual;
 
    using GridVariables = GetPropType<TypeTag, Properties::GridVariables>;
 
    using GridVolumeVariables = typename GridVariables::GridVolumeVariables;
    using ElementVolumeVariables = typename GridVolumeVariables::LocalView;
    using VolumeVariables = typename GridVolumeVariables::VolumeVariables;
 
    using GridFluxVariablesCache = typename GridVariables::GridFluxVariablesCache;
    using ElementFluxVariablesCache = typename GridFluxVariablesCache::LocalView;
    using FluxVariables = GetPropType<TypeTag, Properties::FluxVariables>;
 
    using GridFaceVariables = typename GridVariables::GridFaceVariables;
    using ElementFaceVariables = typename GridFaceVariables::LocalView;
 
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using Problem = GetPropType<TypeTag, Properties::Problem>;
    using GridView = typename GetPropType<TypeTag, Properties::GridGeometry>::GridView;
    using Element = typename GridView::template Codim<0>::Entity;
    using FVElementGeometry = typename GetPropType<TypeTag, Properties::GridGeometry>::LocalView;
    using SubControlVolume = typename FVElementGeometry::SubControlVolume;
    using CellCenterPrimaryVariables = GetPropType<TypeTag, Properties::CellCenterPrimaryVariables>;
    using Indices = typename GetPropType<TypeTag, Properties::ModelTraits>::Indices;
    using ModelTraits = GetPropType<TypeTag, Properties::ModelTraits>;
 
    static constexpr int turbulentKineticEnergyEqIdx = Indices::turbulentKineticEnergyEqIdx - ModelTraits::dim();
    static constexpr int dissipationEqIdx = Indices::dissipationEqIdx - ModelTraits::dim();
 
public:
    using ParentType::ParentType;
 
    CellCenterPrimaryVariables computeStorageForCellCenter(const Problem& problem,
                                                           const SubControlVolume& scv,
                                                           const VolumeVariables& volVars) const
    {
        CellCenterPrimaryVariables storage = ParentType::computeStorageForCellCenter(problem, scv, volVars);
 
        storage[turbulentKineticEnergyEqIdx] = volVars.turbulentKineticEnergy() * volVars.density();
        storage[dissipationEqIdx] = volVars.dissipationTilde() * volVars.density();
 
        return storage;
    }
 
    CellCenterPrimaryVariables computeSourceForCellCenter(const Problem& problem,
                                                          const Element &element,
                                                          const FVElementGeometry& fvGeometry,
                                                          const ElementVolumeVariables& elemVolVars,
                                                          const ElementFaceVariables& elemFaceVars,
                                                          const SubControlVolume &scv) const
    {
        CellCenterPrimaryVariables source = ParentType::computeSourceForCellCenter(problem, element, fvGeometry,
                                                                                   elemVolVars, elemFaceVars, scv);
 
        const auto& volVars = elemVolVars[scv];
 
        // production
        source[turbulentKineticEnergyEqIdx] += 2.0 * volVars.dynamicEddyViscosity()
                                               * volVars.stressTensorScalarProduct();
        source[dissipationEqIdx] += volVars.cOneEpsilon() * volVars.fOne()
                                    * volVars.dissipationTilde() / volVars.turbulentKineticEnergy()
                                    * 2.0 * volVars.dynamicEddyViscosity()
                                    * volVars.stressTensorScalarProduct();
 
        // destruction
        source[turbulentKineticEnergyEqIdx] -= volVars.dissipationTilde() * volVars.density();
        source[dissipationEqIdx] -= volVars.cTwoEpsilon() * volVars.fTwo() * volVars.density()
                                    * volVars.dissipationTilde() * volVars.dissipationTilde()
                                    / volVars.turbulentKineticEnergy();
 
        // dampening functions
        source[turbulentKineticEnergyEqIdx] -= volVars.dValue() * volVars.density();
        source[dissipationEqIdx] += volVars.eValue() * volVars.density();
 
        return source;
    }
};
} // end namespace Dumux
 
#endif