dumux/freeflow/rans/twoeq/lowrekepsilon/problem.hh

Go to the documentation of this file.

// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
// vi: set et ts=4 sw=4 sts=4:
/*****************************************************************************
 *   See the file COPYING for full copying permissions.                      *
 *                                                                           *
 *   This program 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.                                     *
 *                                                                           *
 *   This program is distributed in the hope that it will be useful,         *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of          *
 *   MERCHANTABILITY or 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       *
 *   along with this program.  If not, see <http://www.gnu.org/licenses/>.   *
 *****************************************************************************/
#ifndef DUMUX_LOWREKEPSILON_PROBLEM_HH
#define DUMUX_LOWREKEPSILON_PROBLEM_HH
 
#include <dumux/common/properties.hh>
#include <dumux/common/staggeredfvproblem.hh>
#include <dumux/discretization/localview.hh>
#include <dumux/discretization/staggered/elementsolution.hh>
#include <dumux/discretization/method.hh>
#include <dumux/freeflow/rans/problem.hh>
#include <dumux/freeflow/turbulencemodel.hh>
 
#include "model.hh"
 
namespace Dumux {
 
template<class TypeTag>
class RANSProblemImpl<TypeTag, TurbulenceModel::lowrekepsilon> : public RANSProblemBase<TypeTag>
{
    using ParentType = RANSProblemBase<TypeTag>;
    using Implementation = GetPropType<TypeTag, Properties::Problem>;
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
 
    using GridGeometry = GetPropType<TypeTag, Properties::GridGeometry>;
    using FVElementGeometry = typename GetPropType<TypeTag, Properties::GridGeometry>::LocalView;
 
    using VolumeVariables = GetPropType<TypeTag, Properties::VolumeVariables>;
    using SolutionVector = GetPropType<TypeTag, Properties::SolutionVector>;
    using PrimaryVariables = GetPropType<TypeTag, Properties::PrimaryVariables>;
    using CellCenterPrimaryVariables = GetPropType<TypeTag, Properties::CellCenterPrimaryVariables>;
    using Indices = typename GetPropType<TypeTag, Properties::ModelTraits>::Indices;
 
public:
    RANSProblemImpl(std::shared_ptr<const GridGeometry> gridGeometry, const std::string& paramGroup = "")
    : ParentType(gridGeometry, paramGroup)
    {
        useStoredEddyViscosity_ = getParamFromGroup<bool>(this->paramGroup(), "RANS.UseStoredEddyViscosity", true);
    }
 
    void updateStaticWallProperties()
    {
        ParentType::updateStaticWallProperties();
 
        // update size and initial values of the global vectors
        storedDissipationTilde_.resize(this->gridGeometry().elementMapper().size(), 0.0);
        storedDynamicEddyViscosity_.resize(this->gridGeometry().elementMapper().size(), 0.0);
        storedTurbulentKineticEnergy_.resize(this->gridGeometry().elementMapper().size(), 0.0);
    }
 
    void updateDynamicWallProperties(const SolutionVector& curSol)
    {
        ParentType::updateDynamicWallProperties(curSol);
 
        for (const auto& element : elements(this->gridGeometry().gridView()))
        {
            unsigned int elementIdx = this->gridGeometry().elementMapper().index(element);
 
            auto fvGeometry = localView(this->gridGeometry());
            fvGeometry.bindElement(element);
            for (auto&& scv : scvs(fvGeometry))
            {
                const int dofIdx = scv.dofIndex();
                const auto& cellCenterPriVars = curSol[GridGeometry::cellCenterIdx()][dofIdx];
                PrimaryVariables priVars = makePriVarsFromCellCenterPriVars<PrimaryVariables>(cellCenterPriVars);
                auto elemSol = elementSolution<typename GridGeometry::LocalView>(std::move(priVars));
                // NOTE: first update the turbulence quantities
                storedDissipationTilde_[elementIdx] = elemSol[0][Indices::dissipationEqIdx];
                storedTurbulentKineticEnergy_[elementIdx] = elemSol[0][Indices::turbulentKineticEnergyEqIdx];
                // NOTE: then update the volVars
                VolumeVariables volVars;
                volVars.update(elemSol, asImp_(), element, scv);
                storedDynamicEddyViscosity_[elementIdx] = volVars.calculateEddyViscosity();
            }
        }
    }
 
public:
    std::vector<Scalar> storedDissipationTilde_;
    std::vector<Scalar> storedDynamicEddyViscosity_;
    std::vector<Scalar> storedTurbulentKineticEnergy_;
    bool useStoredEddyViscosity_;
 
private:
    Implementation &asImp_()
    { return *static_cast<Implementation *>(this); }
 
    const Implementation &asImp_() const
    { return *static_cast<const Implementation *>(this); }
};
 
}
 
#endif