turbulencemodel.hh

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#ifndef DUMUX_FREEFLOW_TURBLENCEMODEL_HH
#define DUMUX_FREEFLOW_TURBLENCEMODEL_HH
 
#include <string>
#include <dumux/common/exceptions.hh>
 
namespace Dumux {

    enum class TurbulenceModel
    {
        none, zeroeq, oneeq, kepsilon, lowrekepsilon, komega, sst
    };
 
    constexpr unsigned int numTurbulenceEq(TurbulenceModel model)
    {
        if (model == TurbulenceModel::none || model == TurbulenceModel::zeroeq)
            return 0;
        else if (model == TurbulenceModel::oneeq)
            return 1;
        else
            return 2;
    }

    std::string turbulenceModelToString(TurbulenceModel turbulenceModel)
    {
        switch (turbulenceModel)
        {
            case TurbulenceModel::none: return "No_TurbModel";
            case TurbulenceModel::zeroeq: return "ZeroEq";
            case TurbulenceModel::oneeq: return "OneEq";
            case TurbulenceModel::kepsilon: return "KEpsilon";
            case TurbulenceModel::lowrekepsilon: return "LowReKEpsilon";
            case TurbulenceModel::komega: return "KOmega";
            case TurbulenceModel::sst: return "KOmegaSST";
            default: return "Invalid"; // should never be reached
        }
    }

    enum class SSTModel
    { BSL, SST };

    std::string sstModelToString(SSTModel sstModel)
    {
        switch (sstModel)
        {
            case SSTModel::BSL: return "BSL";
            case SSTModel::SST: return "SST";
            default: return "Invalid";
        }
    }

    SSTModel sstModelFromString(const std::string& sstModel)
    {
        if (sstModel == "BSL") return SSTModel::BSL;
        if (sstModel == "SST") return SSTModel::SST;
        DUNE_THROW(ParameterException, "\nThis SST Model approach : \"" << sstModel << "\" is not implemented.\n"
                                       << "The available SST models are as follows: \n"
                                       << sstModelToString(SSTModel::BSL) << ": The Baseline SST Model n\n"
                                       << sstModelToString(SSTModel::SST) << ": The full standard SST Model");
    }
 
} // end namespace Dumux
 
#endif