CreateThermoHydroMechanicsProcess.cpp

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// SPDX-FileCopyrightText: Copyright (c) OpenGeoSys Community (opengeosys.org)
// SPDX-License-Identifier: BSD-3-Clause
 
#include "CreateThermoHydroMechanicsProcess.h"
 
#include <cassert>
 
#include "MaterialLib/MPL/CreateMaterialSpatialDistributionMap.h"
#include "MaterialLib/MPL/MaterialSpatialDistributionMap.h"
#include "MaterialLib/SolidModels/CreateConstitutiveRelation.h"
#include "MaterialLib/SolidModels/CreateConstitutiveRelationIce.h"
#include "MaterialLib/SolidModels/MechanicsBase.h"
#include "NumLib/NumericalStability/CreateNumericalStabilization.h"
#include "ParameterLib/Utils.h"
#include "ProcessLib/Common/HydraulicProcess/checkVolumeBalanceEquationSetting.h"
#include "ProcessLib/Common/HydroMechanics/CreateInitialStress.h"
#include "ProcessLib/Output/CreateSecondaryVariables.h"
#include "ProcessLib/Utils/ProcessUtils.h"
#include "ThermoHydroMechanicsProcess.h"
#include "ThermoHydroMechanicsProcessData.h"
 
namespace ProcessLib
{
namespace ThermoHydroMechanics
{
template <int DisplacementDim>
std::unique_ptr<Process> createThermoHydroMechanicsProcess(
    std::string const& name, MeshLib::Mesh& mesh,
    std::unique_ptr<ProcessLib::AbstractJacobianAssembler>&& jacobian_assembler,
    std::vector<ProcessVariable> const& variables,
    std::vector<std::unique_ptr<ParameterLib::ParameterBase>> const& parameters,
    std::optional<ParameterLib::CoordinateSystem> const&
        local_coordinate_system,
    unsigned const integration_order, BaseLib::ConfigTree const& config,
    std::map<int, std::shared_ptr<MaterialPropertyLib::Medium>> const& media)
{
    config.checkConfigParameter("type", "THERMO_HYDRO_MECHANICS");
    DBUG("Create ThermoHydroMechanicsProcess.");
 
    auto const coupling_scheme =
        config.getConfigParameterOptional<std::string>("coupling_scheme");
    const bool use_monolithic_scheme =
        !(coupling_scheme && (*coupling_scheme == "staggered"));


    auto const pv_config = config.getConfigSubtree("process_variables");
 
    ProcessVariable* variable_T;
    ProcessVariable* variable_p;
    ProcessVariable* variable_u;
    std::vector<std::vector<std::reference_wrapper<ProcessVariable>>>
        process_variables;
    if (use_monolithic_scheme)  // monolithic scheme.
    {
        auto per_process_variables = findProcessVariables(
            variables, pv_config,
            {
             "temperature",
             "pressure",
             "displacement"});
        variable_T = &per_process_variables[0].get();
        variable_p = &per_process_variables[1].get();
        variable_u = &per_process_variables[2].get();
        process_variables.push_back(std::move(per_process_variables));
    }
    else  // staggered scheme.
    {
        using namespace std::string_literals;
        for (auto const& variable_name :
             {"temperature"s, "pressure"s, "displacement"s})
        {
            auto per_process_variables =
                findProcessVariables(variables, pv_config, {variable_name});
            process_variables.push_back(std::move(per_process_variables));
        }
        variable_T = &process_variables[0][0].get();
        variable_p = &process_variables[1][0].get();
        variable_u = &process_variables[2][0].get();
    }
 
    if (variable_T->getShapeFunctionOrder() != 1)
    {
        OGS_FATAL(
            "The shape function order of temperature must be 1 but its input "
            "value in <process_variable><order> is {:d}. Please correct it.",
            variable_T->getShapeFunctionOrder());
    }
    if (variable_p->getShapeFunctionOrder() != 1)
    {
        OGS_FATAL(
            "The shape function order of pressure must be 1 but its input "
            "value in <process_variable><order> is {:d}. Please correct it.",
            variable_p->getShapeFunctionOrder());
    }
 
    DBUG("Associate displacement with process variable '{:s}'.",
         variable_u->getName());
 
    if (variable_u->getNumberOfGlobalComponents() != DisplacementDim)
    {
        OGS_FATAL(
            "Number of components of the process variable '{:s}' is different "
            "from the displacement dimension: got {:d}, expected {:d}",
            variable_u->getName(),
            variable_u->getNumberOfGlobalComponents(),
            DisplacementDim);
    }
 
    DBUG("Associate pressure with process variable '{:s}'.",
         variable_p->getName());
    if (variable_p->getNumberOfGlobalComponents() != 1)
    {
        OGS_FATAL(
            "Pressure process variable '{:s}' is not a scalar variable but has "
            "{:d} components.",
            variable_p->getName(),
            variable_p->getNumberOfGlobalComponents());
    }
 
    DBUG("Associate temperature with process variable '{:s}'.",
         variable_T->getName());
    if (variable_T->getNumberOfGlobalComponents() != 1)
    {
        OGS_FATAL(
            "temperature process variable '{:s}' is not a scalar variable but "
            "has {:d} components.",
            variable_T->getName(),
            variable_T->getNumberOfGlobalComponents());
    }

    auto solid_constitutive_relations =
        MaterialLib::Solids::createConstitutiveRelations<DisplacementDim>(
            parameters, local_coordinate_system, materialIDs(mesh), config);
 
    auto ice_constitutive_relation =
        MaterialLib::Solids::createConstitutiveRelationIce<DisplacementDim>(
            parameters, local_coordinate_system, config);
 
    // Specific body force
    Eigen::Matrix<double, DisplacementDim, 1> specific_body_force;
    {
        std::vector<double> const b =
            config.getConfigParameter<std::vector<double>>(
                "specific_body_force");
        if (b.size() != DisplacementDim)
        {
            OGS_FATAL(
                "The size of the specific body force vector does not match the "
                "displacement dimension. Vector size is {:d}, displacement "
                "dimension is {:d}",
                b.size(), DisplacementDim);
        }
 
        std::copy_n(b.data(), b.size(), specific_body_force.data());
    }
 
    auto const is_linear =
        config.getConfigParameter("linear", false);
 
    auto media_map =
        MaterialPropertyLib::createMaterialSpatialDistributionMap(media, mesh);
 
    auto const equation_balance_type_str =
        config.getConfigParameter<std::string>("equation_balance_type",
                                               "volume");
    if (equation_balance_type_str == "volume")
    {
        ProcessLib::Common::HydraulicProcess::checkVolumeBalanceEquationSetting(
            media_map);
    }
 
    // Initial stress conditions
 
    auto initial_stress = ProcessLib::createInitialStress<DisplacementDim>(
        config, parameters, mesh);
 
    auto stabilizer = NumLib::createNumericalStabilization(mesh, config);
 
    bool const is_volume_balance_equation_type =
        equation_balance_type_str == "volume";
    ThermoHydroMechanicsProcessData<DisplacementDim> process_data{
        materialIDs(mesh),
        std::move(media_map),
        std::move(solid_constitutive_relations),
        std::move(ice_constitutive_relation),
        is_volume_balance_equation_type,
        std::move(initial_stress),
        specific_body_force,
        std::move(stabilizer)};
 
    SecondaryVariableCollection secondary_variables;
 
    ProcessLib::createSecondaryVariables(config, secondary_variables);
 
    return std::make_unique<ThermoHydroMechanicsProcess<DisplacementDim>>(
        std::move(name), mesh, std::move(jacobian_assembler), parameters,
        integration_order, std::move(process_variables),
        std::move(process_data), std::move(secondary_variables),
        use_monolithic_scheme, is_linear);
}
 
template std::unique_ptr<Process> createThermoHydroMechanicsProcess<2>(
    std::string const& name,
    MeshLib::Mesh& mesh,
    std::unique_ptr<ProcessLib::AbstractJacobianAssembler>&& jacobian_assembler,
    std::vector<ProcessVariable> const& variables,
    std::vector<std::unique_ptr<ParameterLib::ParameterBase>> const& parameters,
    std::optional<ParameterLib::CoordinateSystem> const&
        local_coordinate_system,
    unsigned const integration_order,
    BaseLib::ConfigTree const& config,
    std::map<int, std::shared_ptr<MaterialPropertyLib::Medium>> const& media);
 
template std::unique_ptr<Process> createThermoHydroMechanicsProcess<3>(
    std::string const& name,
    MeshLib::Mesh& mesh,
    std::unique_ptr<ProcessLib::AbstractJacobianAssembler>&& jacobian_assembler,
    std::vector<ProcessVariable> const& variables,
    std::vector<std::unique_ptr<ParameterLib::ParameterBase>> const& parameters,
    std::optional<ParameterLib::CoordinateSystem> const&
        local_coordinate_system,
    unsigned const integration_order,
    BaseLib::ConfigTree const& config,
    std::map<int, std::shared_ptr<MaterialPropertyLib::Medium>> const& media);
}  // namespace ThermoHydroMechanics
}  // namespace ProcessLib