geomechanics/elastic/localresidual.hh

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#ifndef DUMUX_GEOMECHANICS_ELASTIC_LOCAL_RESIDUAL_HH
#define DUMUX_GEOMECHANICS_ELASTIC_LOCAL_RESIDUAL_HH
 
#include <dumux/common/parameters.hh>
#include <dumux/common/properties.hh>
#include <dumux/common/parameters.hh>
#include <dumux/common/numeqvector.hh>
 
namespace Dumux {
 
template<class TypeTag>
class ElasticLocalResidual : public GetPropType<TypeTag, Properties::BaseLocalResidual>
{
    using ParentType = GetPropType<TypeTag, Properties::BaseLocalResidual>;
 
    using GridView = typename GetPropType<TypeTag, Properties::GridGeometry>::GridView;
    using Element = typename GridView::template Codim<0>::Entity;
 
    using Problem = GetPropType<TypeTag, Properties::Problem>;
    using Indices = typename GetPropType<TypeTag, Properties::ModelTraits>::Indices;
    using FVElementGeometry = typename GetPropType<TypeTag, Properties::GridGeometry>::LocalView;
    using SubControlVolume = typename FVElementGeometry::SubControlVolume;
    using SubControlVolumeFace = typename FVElementGeometry::SubControlVolumeFace;
    using NumEqVector = Dumux::NumEqVector<GetPropType<TypeTag, Properties::PrimaryVariables>>;
    using ElementFluxVariablesCache = typename GetPropType<TypeTag, Properties::GridFluxVariablesCache>::LocalView;
    using ElementVolumeVariables = typename GetPropType<TypeTag, Properties::GridVolumeVariables>::LocalView;
    using VolumeVariables = typename ElementVolumeVariables::VolumeVariables;
 
    // class assembling the stress tensor
    using StressType = GetPropType<TypeTag, Properties::StressType>;
 
public:
    using ParentType::ParentType;
 
    NumEqVector computeStorage(const Problem& problem,
                               const SubControlVolume& scv,
                               const VolumeVariables& volVars) const
    {
        return NumEqVector(0.0);
    }
 
    NumEqVector computeFlux(const Problem& problem,
                            const Element& element,
                            const FVElementGeometry& fvGeometry,
                            const ElementVolumeVariables& elemVolVars,
                            const SubControlVolumeFace& scvf,
                            const ElementFluxVariablesCache& elemFluxVarsCache) const
    {
        // obtain force on the face from stress type
        return StressType::force(problem, element, fvGeometry, elemVolVars, scvf, elemFluxVarsCache);
    }
 
    NumEqVector computeSource(const Problem& problem,
                              const Element& element,
                              const FVElementGeometry& fvGeometry,
                              const ElementVolumeVariables& elemVolVars,
                              const SubControlVolume &scv) const
    {
        NumEqVector source(0.0);
 
        // add contributions from volume flux sources
        source += problem.source(element, fvGeometry, elemVolVars, scv);
 
        // add contribution from possible point sources
        source += problem.scvPointSources(element, fvGeometry, elemVolVars, scv);
 
        // maybe add gravitational acceleration
        static const bool gravity = getParamFromGroup<bool>(problem.paramGroup(), "Problem.EnableGravity");
        if (gravity)
        {
            const auto& g = problem.spatialParams().gravity(scv.center());
            for (int dir = 0; dir < GridView::dimensionworld; ++dir)
                source[Indices::momentum(dir)] += elemVolVars[scv].solidDensity()*g[dir];
        }
 
        return source;
    }
};
 
} // end namespace Dumux
 
#endif