geomechanics/elastic/volumevariables.hh

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#ifndef DUMUX_ELASTIC_VOLUME_VARIABLES_HH
#define DUMUX_ELASTIC_VOLUME_VARIABLES_HH
 
#include <type_traits>
 
#include <dune/common/exceptions.hh>
 
#include <dumux/common/deprecated.hh>
#include <dumux/material/solidstates/updatesolidvolumefractions.hh>
 
namespace Dumux {
 
template<class Traits>
class ElasticVolumeVariables
{
    using Scalar = typename Traits::PrimaryVariables::value_type;
    using ModelTraits = typename Traits::ModelTraits;
 
    static_assert(Traits::SolidSystem::isInert(), "Elastic model can only be used with inert solid systems");
public:
    using PrimaryVariables = typename Traits::PrimaryVariables;
    using DisplacementVector = typename Traits::DisplacementVector;
    using Indices = typename ModelTraits::Indices;
    using SolidState = typename Traits::SolidState;
    using SolidSystem = typename Traits::SolidSystem;
 
    template<class ElemSol, class Problem, class Element, class Scv>
    void update(const ElemSol& elemSol,
                const Problem& problem,
                const Element& element,
                const Scv& scv)
    {
        priVars_ = elemSol[scv.localDofIndex()];
        extrusionFactor_ = Deprecated::extrusionFactor(problem, element, scv, elemSol);
 
        updateSolidVolumeFractions(elemSol, problem, element, scv, solidState_, /*numFluidComps=*/0);
        // set the temperature of the solid phase
        setSolidTemperature_(problem, element, scv, elemSol);
        // update the density of the solid phase
        solidState_.setDensity(SolidSystem::density(solidState_));
    }
 
    Scalar solidDensity() const
    { return solidState_.density(); }
 
    Scalar displacement(unsigned int dir) const
    { return priVars_[ Indices::momentum(dir) ]; }
 
    DisplacementVector displacement() const
    {
        DisplacementVector d;
        for (int dir = 0; dir < d.size(); ++dir)
            d[dir] = displacement(dir);
        return d;
    }
 
    Scalar priVar(const int pvIdx) const
    { return priVars_[pvIdx]; }
 
    const PrimaryVariables& priVars() const
    { return priVars_; }
 
    static constexpr Scalar extrusionFactor()
    { return 1.0; }
 
private:
    static constexpr bool enableEnergyBalance = ModelTraits::enableEnergyBalance();
    template< class Problem, class Element, class Scv, class ElemSol,
              bool enableEB = enableEnergyBalance, typename std::enable_if_t<enableEB, bool> = 0 >
    void setSolidTemperature_(const Problem& problem, const Element& element, const Scv& scv, const ElemSol& elemSol)
    { DUNE_THROW(Dune::NotImplemented, "Non-isothermal elastic model."); }
 
    template< class Problem, class Element, class Scv, class ElemSol,
              bool enableEB = enableEnergyBalance, typename std::enable_if_t<!enableEB, bool> = 0 >
    void setSolidTemperature_(const Problem& problem, const Element& element, const Scv& scv, const ElemSol& elemSol)
    { solidState_.setTemperature(Deprecated::temperature(problem, element, scv, elemSol)); }
 
    // data members
    Scalar extrusionFactor_;
    PrimaryVariables priVars_;
    SolidState solidState_;
};
 
} // end namespace Dumux
 
#endif