WCNSFVFlowPhysics.C

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html
 
#include "WCNSFVFlowPhysics.h"
#include "WCNSFVTurbulencePhysics.h"
#include "NSFVBase.h"
#include "INSFVMomentumAdvection.h"
#include "INSFVRhieChowInterpolator.h"
#include "INSFVTimeKernel.h"
#include "MapConversionUtils.h"
#include "NS.h"
 
registerWCNSFVFlowPhysicsBaseTasks("NavierStokesApp", WCNSFVFlowPhysics);
registerMooseAction("NavierStokesApp", WCNSFVFlowPhysics, "add_fv_kernel");
registerMooseAction("NavierStokesApp", WCNSFVFlowPhysics, "add_fv_bc");
 
InputParameters
WCNSFVFlowPhysics::validParams()
{
  InputParameters params = WCNSFVFlowPhysicsBase::validParams();
  params.addClassDescription(
      "Define the Navier Stokes weakly-compressible mass and momentum equations");
 
  // Rhie Chow interpolation parameters
  params.transferParam<Real>(INSFVMomentumAdvection::validParams(), "characteristic_speed");
  params.addParam<bool>(
      "time_derivative_contributes_to_RC_coefficients",
      true,
      "Whether the time derivative term should contribute to the Rhie Chow coefficients. This adds "
      "stabilization, but makes the solution dependent on the time step size");
  params.addParamNamesToGroup("time_derivative_contributes_to_RC_coefficients characteristic_speed",
                              "Numerical scheme");
 
  // Used for flow mixtures, where one phase is solid / not moving under the action of gravity
  params.addParam<MooseFunctorName>(
      "density_for_gravity_terms",
      "If specified, replaces the 'density' for the Boussinesq and gravity momentum kernels");
 
  // Additional porous media parameters
  params.transferParam<unsigned short>(NSFVBase::validParams(), "porosity_smoothing_layers");
 
  // Techniques to limit or remove oscillations at porosity jump interfaces
  params.transferParam<MooseEnum>(NSFVBase::validParams(), "porosity_interface_pressure_treatment");
  params.transferParam<std::vector<BoundaryName>>(NSFVBase::validParams(),
                                                  "pressure_drop_sidesets");
  params.transferParam<std::vector<Real>>(NSFVBase::validParams(), "pressure_drop_form_factors");
 
  // Friction correction, a technique to limit oscillations at friction interfaces
  params.transferParam<bool>(NSFVBase::validParams(), "use_friction_correction");
  params.transferParam<Real>(NSFVBase::validParams(), "consistent_scaling");
 
  // Couple to turbulence physics
  params.addParam<PhysicsName>("coupled_turbulence_physics",
                               "Turbulence Physics coupled with the flow");
 
  // Spatial discretization scheme
  // Specify the numerical schemes for interpolations of velocity and pressure
  params.transferParam<MooseEnum>(NSFVBase::validParams(), "pressure_face_interpolation");
  params.transferParam<MooseEnum>(NSFVBase::validParams(), "mass_advection_interpolation");
  params.transferParam<bool>(NSFVBase::validParams(),
                             "pressure_allow_expansion_on_bernoulli_faces");
 
  // Nonlinear solver parameters
  params.transferParam<Real>(NSFVBase::validParams(), "mass_scaling");
  params.transferParam<Real>(NSFVBase::validParams(), "momentum_scaling");
 
  // Parameter groups
  params.addParamNamesToGroup("coupled_turbulence_physics", "Coupled Physics");
  params.addParamNamesToGroup(
      "porosity_interface_pressure_treatment pressure_allow_expansion_on_bernoulli_faces "
      "porosity_smoothing_layers use_friction_correction consistent_scaling "
      "pressure_drop_sidesets pressure_drop_form_factors",
      "Flow medium discontinuity treatment");
  params.addParamNamesToGroup("pressure_face_interpolation "
                              "mass_advection_interpolation momentum_advection_interpolation "
                              "mass_scaling momentum_scaling characteristic_speed",
                              "Numerical scheme");
 
  // TODO Add default preconditioning and move scaling parameters to a preconditioning group
 
  return params;
}
 
WCNSFVFlowPhysics::WCNSFVFlowPhysics(const InputParameters & parameters)
  : WCNSFVFlowPhysicsBase(parameters),
    _porosity_smoothing_layers(isParamValid("porosity_smoothing_layers")
                                   ? getParam<unsigned short>("porosity_smoothing_layers")
                                   : 0)
{
  _flow_porosity_functor_name = isParamValid("porosity_smoothing_layers") &&
                                        getParam<unsigned short>("porosity_smoothing_layers")
                                    ? NS::smoothed_porosity
                                    : _porosity_name;
 
  // Most likely to be a mistake
  if (getParam<bool>("pin_pressure") &&
      getParam<std::vector<MooseFunctorName>>("pressure_functors").size())
    paramError("pin_pressure", "Cannot pin the pressure if a pressure boundary exists");
 
  // Pressure pin checks
  checkSecondParamSetOnlyIfFirstOneTrue("pin_pressure", "pinned_pressure_type");
  checkSecondParamSetOnlyIfFirstOneTrue("pin_pressure", "pinned_pressure_value");
  if (getParam<bool>("pin_pressure"))
  {
    if ((std::string(getParam<MooseEnum>("pinned_pressure_type")).find("point") !=
         std::string::npos) &&
        !isParamSetByUser("pinned_pressure_point"))
      paramError("pinned_pressure_point",
                 "This parameter must be set to specify the pinned pressure point");
    else if ((std::string(getParam<MooseEnum>("pinned_pressure_type")).find("point") ==
              std::string::npos) &&
             isParamSetByUser("pinned_pressure_point"))
      paramError("pinned_pressure_point",
                 "This parameter should not be given by the user with the corresponding "
                 "pinned_pressure_type setting: " +
                     std::string(getParam<MooseEnum>("pinned_pressure_type")) + ".");
  }
 
  // Porosity correction checks
  checkSecondParamSetOnlyIfFirstOneTrue("porous_medium_treatment", "use_friction_correction");
  checkSecondParamSetOnlyIfFirstOneTrue("use_friction_correction", "consistent_scaling");
  checkSecondParamSetOnlyIfFirstOneTrue("porous_medium_treatment",
                                        "porosity_interface_pressure_treatment");
  if (getParam<MooseEnum>("porosity_interface_pressure_treatment") != "bernoulli")
    errorDependentParameter("porosity_interface_pressure_treatment",
                            "bernoulli",
                            {"pressure_allow_expansion_on_bernoulli_faces",
                             "pressure_drop_sidesets",
                             "pressure_drop_form_factors"});
 
  // Porous media parameters
  checkSecondParamSetOnlyIfFirstOneTrue("porous_medium_treatment", "porosity_smoothing_layers");
}
 
void
WCNSFVFlowPhysics::addSolverVariables()
{
  if (!_has_flow_equations)
    return;
 
  for (const auto d : make_range(dimension()))
    saveSolverVariableName(_velocity_names[d]);
  saveSolverVariableName(_pressure_name);
 
  // Check number of variables
  if (_velocity_names.size() != dimension() && _velocity_names.size() != 3)
    paramError("velocity_variable",
               "The number of velocity variable names supplied to the NSFVAction is not " +
                   Moose::stringify(dimension()) + " (mesh dimension)" +
                   ((dimension() == 3) ? "" : " or 3!") + "\nVelocity variables " +
                   Moose::stringify(_velocity_names));
 
  // Velocities
  for (const auto d : make_range(dimension()))
  {
    if (!shouldCreateVariable(_velocity_names[d], _blocks, /*error if aux*/ true))
      reportPotentiallyMissedParameters({"system_names",
                                         "momentum_scaling",
                                         "momentum_face_interpolation",
                                         "momentum_two_term_bc_expansion"},
                                        "INSFVVelocityVariable");
    else if (_define_variables)
    {
      std::string variable_type = "INSFVVelocityVariable";
      if (_porous_medium_treatment)
        variable_type = "PINSFVSuperficialVelocityVariable";
 
      auto params = getFactory().getValidParams(variable_type);
      assignBlocks(params, _blocks); // TODO: check wrt components
      params.set<std::vector<Real>>("scaling") = {getParam<Real>("momentum_scaling")};
      params.set<MooseEnum>("face_interp_method") =
          getParam<MooseEnum>("momentum_face_interpolation");
      params.set<bool>("two_term_boundary_expansion") =
          getParam<bool>("momentum_two_term_bc_expansion");
 
      params.set<SolverSystemName>("solver_sys") = getSolverSystem(_velocity_names[d]);
      getProblem().addVariable(variable_type, _velocity_names[d], params);
    }
    else
      paramError("velocity_variable",
                 "Variable (" + _velocity_names[d] +
                     ") supplied to the WCNSFVFlowPhysics does not exist!");
  }
 
  // Pressure
  const bool using_bernouilli_pressure_var =
      _porous_medium_treatment &&
      getParam<MooseEnum>("porosity_interface_pressure_treatment") != "automatic";
  const auto pressure_type =
      using_bernouilli_pressure_var ? "BernoulliPressureVariable" : "INSFVPressureVariable";
  if (!shouldCreateVariable(_pressure_name, _blocks, /*error if aux*/ true))
  {
    std::vector<std::string> potentially_missed = {"system_names",
                                                   "mass_scaling",
                                                   "pressure_face_interpolation",
                                                   "pressure_two_term_bc_expansion"};
    if (using_bernouilli_pressure_var)
    {
      std::vector<std::string> other_missed = {"pressure_allow_expansion_on_bernoulli_faces",
                                               "pressure_drop_sidesets",
                                               "pressure_drop_form_factors"};
      potentially_missed.insert(potentially_missed.end(), other_missed.begin(), other_missed.end());
    }
    reportPotentiallyMissedParameters(potentially_missed, pressure_type);
  }
  else if (_define_variables)
  {
    auto params = getFactory().getValidParams(pressure_type);
    assignBlocks(params, _blocks);
    params.set<std::vector<Real>>("scaling") = {getParam<Real>("mass_scaling")};
    params.set<MooseEnum>("face_interp_method") =
        getParam<MooseEnum>("pressure_face_interpolation");
    params.set<bool>("two_term_boundary_expansion") =
        getParam<bool>("pressure_two_term_bc_expansion");
 
    if (using_bernouilli_pressure_var)
    {
      params.set<MooseFunctorName>("u") = _velocity_names[0];
      if (dimension() >= 2)
        params.set<MooseFunctorName>("v") = _velocity_names[1];
      if (dimension() == 3)
        params.set<MooseFunctorName>("w") = _velocity_names[2];
      params.set<MooseFunctorName>(NS::porosity) = _porosity_name;
      params.set<MooseFunctorName>(NS::density) = _density_name;
      params.set<bool>("allow_two_term_expansion_on_bernoulli_faces") =
          getParam<bool>("pressure_allow_expansion_on_bernoulli_faces");
      params.set<std::vector<BoundaryName>>("pressure_drop_sidesets") =
          getParam<std::vector<BoundaryName>>("pressure_drop_sidesets");
      params.set<std::vector<Real>>("pressure_drop_form_factors") =
          getParam<std::vector<Real>>("pressure_drop_form_factors");
    }
    params.set<SolverSystemName>("solver_sys") = getSolverSystem(_pressure_name);
    getProblem().addVariable(pressure_type, _pressure_name, params);
  }
  else
    paramError("pressure_variable",
               "Variable (" + _pressure_name +
                   ") supplied to the WCNSFVFlowPhysics does not exist!");
 
  // Add lagrange multiplier for pinning pressure, if needed
  if (getParam<bool>("pin_pressure"))
  {
    auto type = getParam<MooseEnum>("pinned_pressure_type");
    auto lm_params = getFactory().getValidParams("MooseVariableScalar");
    lm_params.set<MooseEnum>("family") = "scalar";
    lm_params.set<MooseEnum>("order") = "first";
 
    if ((type == "point-value" || type == "average"))
    {
      if (!_problem->hasScalarVariable("lambda"))
      {
        lm_params.set<SolverSystemName>("solver_sys") = getSolverSystem("lambda");
        getProblem().addVariable("MooseVariableScalar", "lambda", lm_params);
      }
      else
        reportPotentiallyMissedParameters({"system_names"}, "MooseVariableScalar");
    }
  }
}
 
void
WCNSFVFlowPhysics::addFVKernels()
{
  if (!_has_flow_equations)
    return;
 
  // Mass equation: time derivative
  if (_compressibility == "weakly-compressible" &&
      shouldCreateTimeDerivative(_pressure_name, _blocks, /*error if already defined*/ false))
    addMassTimeKernels();
 
  // Mass equation: divergence of momentum
  addMassKernels();
 
  // Pressure pin
  if (getParam<bool>("pin_pressure"))
    addPressurePinKernel();
 
  // Momentum equation: time derivative
  if (isTransient())
    addMomentumTimeKernels();
 
  // Momentum equation: momentum advection
  addMomentumAdvectionKernels();
 
  // Momentum equation: momentum viscous stress
  addMomentumViscousDissipationKernels();
  addAxisymmetricViscousSource();
 
  // Momentum equation: pressure term
  addMomentumPressureKernels();
 
  // Momentum equation: gravity source term
  addMomentumGravityKernels();
 
  // Momentum equation: friction kernels
  if (_friction_types.size())
    addMomentumFrictionKernels();
 
  // Momentum equation: boussinesq approximation
  if (getParam<bool>("boussinesq_approximation"))
    addMomentumBoussinesqKernels();
}
 
void
WCNSFVFlowPhysics::addMassTimeKernels()
{
  std::string mass_kernel_type = "WCNSFVMassTimeDerivative";
  std::string kernel_name = prefix() + "wcns_mass_time";
 
  if (_porous_medium_treatment)
  {
    mass_kernel_type = "PWCNSFVMassTimeDerivative";
    kernel_name = prefix() + "pwcns_mass_time";
  }
 
  InputParameters params = getFactory().getValidParams(mass_kernel_type);
  assignBlocks(params, _blocks);
  params.set<NonlinearVariableName>("variable") = _pressure_name;
  params.set<MooseFunctorName>(NS::time_deriv(NS::density)) = NS::time_deriv(_density_name);
  if (_porous_medium_treatment)
    params.set<MooseFunctorName>(NS::porosity) = _flow_porosity_functor_name;
  getProblem().addFVKernel(mass_kernel_type, kernel_name, params);
}
 
void
WCNSFVFlowPhysics::addMassKernels()
{
  std::string kernel_type = "INSFVMassAdvection";
  std::string kernel_name = prefix() + "ins_mass_advection";
 
  if (_porous_medium_treatment)
  {
    kernel_type = "PINSFVMassAdvection";
    kernel_name = prefix() + "pins_mass_advection";
  }
 
  InputParameters params = getFactory().getValidParams(kernel_type);
  assignBlocks(params, _blocks);
  params.set<NonlinearVariableName>("variable") = _pressure_name;
  params.set<MooseFunctorName>(NS::density) = _density_name;
  params.set<MooseEnum>("velocity_interp_method") = _velocity_interpolation;
  params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
  params.set<MooseEnum>("advected_interp_method") =
      getParam<MooseEnum>("mass_advection_interpolation");
 
  getProblem().addFVKernel(kernel_type, kernel_name, params);
}
 
void
WCNSFVFlowPhysics::addPressurePinKernel()
{
  const auto pin_type = getParam<MooseEnum>("pinned_pressure_type");
  const auto object_type =
      (pin_type == "average") ? "FVIntegralValueConstraint" : "FVPointValueConstraint";
  InputParameters params = getFactory().getValidParams(object_type);
  if (pin_type != "point-value" && pin_type != "average")
    return;
 
  params.set<CoupledName>("lambda") = {"lambda"};
  params.set<PostprocessorName>("phi0") = getParam<PostprocessorName>("pinned_pressure_value");
  params.set<NonlinearVariableName>("variable") = _pressure_name;
  if (pin_type == "point-value")
    params.set<Point>("point") = getParam<Point>("pinned_pressure_point");
 
  getProblem().addFVKernel(object_type, prefix() + "ins_mass_pressure_pin", params);
}
 
void
WCNSFVFlowPhysics::addMomentumTimeKernels()
{
  std::string kernel_type = (_compressibility == "weakly-compressible")
                                ? "WCNSFVMomentumTimeDerivative"
                                : "INSFVMomentumTimeDerivative";
  std::string kernel_name = prefix() +
                            ((_compressibility == "weakly-compressible") ? "wcns_" : "ins_") +
                            "momentum_time_";
 
  if (_porous_medium_treatment)
  {
    // Porosity does not appear in the term
    kernel_type = (_compressibility == "weakly-compressible") ? "WCNSFVMomentumTimeDerivative"
                                                              : "PINSFVMomentumTimeDerivative";
    kernel_name = prefix() + ((_compressibility == "weakly-compressible") ? "pwcns_" : "pins_") +
                  "momentum_time_";
  }
 
  InputParameters params = getFactory().getValidParams(kernel_type);
  assignBlocks(params, _blocks);
  params.set<MooseFunctorName>(NS::density) = _density_name;
  if (_compressibility == "weakly-compressible")
    params.set<MooseFunctorName>(NS::time_deriv(NS::density)) = NS::time_deriv(_density_name);
 
  params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
  params.set<bool>("contribute_to_rc") =
      getParam<bool>("time_derivative_contributes_to_RC_coefficients");
 
  for (const auto d : make_range(dimension()))
  {
    params.set<NonlinearVariableName>("variable") = _velocity_names[d];
    params.set<MooseEnum>("momentum_component") = NS::directions[d];
 
    if (shouldCreateTimeDerivative(_velocity_names[d], _blocks, /*error if already defined*/ false))
      getProblem().addFVKernel(kernel_type, kernel_name + _velocity_names[d], params);
  }
}
 
void
WCNSFVFlowPhysics::addMomentumAdvectionKernels()
{
  std::string kernel_type = "INSFVMomentumAdvection";
  std::string kernel_name = prefix() + "ins_momentum_advection_";
 
  if (_porous_medium_treatment)
  {
    kernel_type = "PINSFVMomentumAdvection";
    kernel_name = prefix() + "pins_momentum_advection_";
  }
 
  InputParameters params = getFactory().getValidParams(kernel_type);
  assignBlocks(params, _blocks);
  params.set<MooseFunctorName>(NS::density) = _density_name;
  params.set<MooseEnum>("velocity_interp_method") = _velocity_interpolation;
  params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
  params.set<MooseEnum>("advected_interp_method") = _momentum_advection_interpolation;
  if (_porous_medium_treatment)
    params.set<MooseFunctorName>(NS::porosity) = _flow_porosity_functor_name;
  params.applySpecificParameters(parameters(), INSFVMomentumAdvection::listOfCommonParams());
 
  for (const auto d : make_range(dimension()))
  {
    params.set<NonlinearVariableName>("variable") = _velocity_names[d];
    params.set<MooseEnum>("momentum_component") = NS::directions[d];
 
    getProblem().addFVKernel(kernel_type, kernel_name + NS::directions[d], params);
  }
}
 
void
WCNSFVFlowPhysics::addMomentumViscousDissipationKernels()
{
  std::string kernel_type = "INSFVMomentumDiffusion";
  std::string kernel_name = prefix() + "ins_momentum_diffusion_";
 
  if (_porous_medium_treatment)
  {
    kernel_type = "PINSFVMomentumDiffusion";
    kernel_name = prefix() + "pins_momentum_diffusion_";
  }
 
  InputParameters params = getFactory().getValidParams(kernel_type);
  assignBlocks(params, _blocks);
  params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
  params.set<MooseFunctorName>(NS::mu) = _dynamic_viscosity_name;
  const bool user_include_iso = includeIsotropicStress();
  if (user_include_iso && _porous_medium_treatment)
    paramWarning("include_isotropic_viscous_stress",
                 "Including the isotropic viscous stress is not supported with the porous medium "
                 "treatment. Ignoring the request.");
  const bool include_isotropic = (!_porous_medium_treatment) && user_include_iso;
  if (include_isotropic)
    params.set<bool>("include_isotropic_viscous_stress") = true;
  params.set<MooseEnum>("mu_interp_method") = getParam<MooseEnum>("mu_interp_method");
  params.set<MooseEnum>("variable_interp_method") =
      getParam<MooseEnum>("momentum_face_interpolation");
  bool include_symmetric = includeSymmetrizedViscousStress();
  if (include_symmetric && _porous_medium_treatment)
  {
    paramWarning("include_symmetrized_viscous_stress",
                 "Including the symmetrized viscous stress is not supported with the porous "
                 "medium treatment. Ignoring the request.");
    include_symmetric = false;
  }
  if (include_symmetric || include_isotropic)
  {
    params.set<bool>("complete_expansion") = true;
    const std::string u_names[3] = {"u", "v", "w"};
    for (unsigned int i = 0; i < dimension(); ++i)
      params.set<MooseFunctorName>(u_names[i]) = _velocity_names[i];
  }
 
  if (_porous_medium_treatment)
    params.set<MooseFunctorName>(NS::porosity) = _flow_porosity_functor_name;
  // Currently only Newton method for WCNSFVFlowPhysics
  params.set<bool>("newton_solve") = true;
  for (const auto d : make_range(dimension()))
  {
    params.set<NonlinearVariableName>("variable") = _velocity_names[d];
    params.set<MooseEnum>("momentum_component") = NS::directions[d];
 
    getProblem().addFVKernel(kernel_type, kernel_name + NS::directions[d], params);
  }
}
 
void
WCNSFVFlowPhysics::addAxisymmetricViscousSourceKernel(const std::vector<SubdomainName> & rz_blocks,
                                                      const unsigned int radial_index)
{
  InputParameters params = getFactory().getValidParams("INSFVMomentumViscousSourceRZ");
  assignBlocks(params, rz_blocks);
  params.set<MooseFunctorName>(NS::mu) = _dynamic_viscosity_name;
  params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
  params.set<MooseEnum>("momentum_component") = NS::directions[radial_index];
  params.set<bool>("complete_expansion") = includeSymmetrizedViscousStress();
  params.set<NonlinearVariableName>("variable") = _velocity_names[radial_index];
 
  getProblem().addFVKernel("INSFVMomentumViscousSourceRZ",
                           prefix() + "ins_momentum_viscous_source_rz_" +
                               NS::directions[radial_index],
                           params);
}
 
void
WCNSFVFlowPhysics::addMomentumPressureKernels()
{
  std::string kernel_type = "INSFVMomentumPressure";
  std::string kernel_name = prefix() + "ins_momentum_pressure_";
 
  if (_porous_medium_treatment)
  {
    kernel_type = "PINSFVMomentumPressure";
    kernel_name = prefix() + "pins_momentum_pressure_";
  }
 
  InputParameters params = getFactory().getValidParams(kernel_type);
  assignBlocks(params, _blocks);
  params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
  params.set<MooseFunctorName>("pressure") = _pressure_name;
  params.set<bool>("correct_skewness") =
      getParam<MooseEnum>("pressure_face_interpolation") == "skewness-corrected";
  if (_porous_medium_treatment)
    params.set<MooseFunctorName>(NS::porosity) = _flow_porosity_functor_name;
 
  for (const auto d : make_range(dimension()))
  {
    params.set<MooseEnum>("momentum_component") = NS::directions[d];
    params.set<NonlinearVariableName>("variable") = _velocity_names[d];
    getProblem().addFVKernel(kernel_type, kernel_name + NS::directions[d], params);
  }
}
 
void
WCNSFVFlowPhysics::addMomentumGravityKernels()
{
  if (parameters().isParamValid("gravity") && !_solve_for_dynamic_pressure)
  {
    std::string kernel_type = "INSFVMomentumGravity";
    std::string kernel_name = prefix() + "ins_momentum_gravity_";
 
    if (_porous_medium_treatment)
    {
      kernel_type = "PINSFVMomentumGravity";
      kernel_name = prefix() + "pins_momentum_gravity_";
    }
 
    InputParameters params = getFactory().getValidParams(kernel_type);
    assignBlocks(params, _blocks);
    params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
    params.set<MooseFunctorName>(NS::density) = _density_gravity_name;
    params.set<RealVectorValue>("gravity") = getParam<RealVectorValue>("gravity");
    if (_porous_medium_treatment)
      params.set<MooseFunctorName>(NS::porosity) = _flow_porosity_functor_name;
 
    for (const auto d : make_range(dimension()))
    {
      if (getParam<RealVectorValue>("gravity")(d) != 0)
      {
        params.set<MooseEnum>("momentum_component") = NS::directions[d];
        params.set<NonlinearVariableName>("variable") = _velocity_names[d];
 
        getProblem().addFVKernel(kernel_type, kernel_name + NS::directions[d], params);
      }
    }
  }
}
 
void
WCNSFVFlowPhysics::addMomentumBoussinesqKernels()
{
  if (_compressibility == "weakly-compressible")
    paramError("boussinesq_approximation",
               "We cannot use boussinesq approximation while running in weakly-compressible mode!");
 
  std::string kernel_type = "INSFVMomentumBoussinesq";
  std::string kernel_name = prefix() + "ins_momentum_boussinesq_";
 
  if (_porous_medium_treatment)
  {
    kernel_type = "PINSFVMomentumBoussinesq";
    kernel_name = prefix() + "pins_momentum_boussinesq_";
  }
 
  InputParameters params = getFactory().getValidParams(kernel_type);
  assignBlocks(params, _blocks);
  params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
  params.set<MooseFunctorName>(NS::T_fluid) = _fluid_temperature_name;
  params.set<MooseFunctorName>(NS::density) = _density_gravity_name;
  params.set<RealVectorValue>("gravity") = getParam<RealVectorValue>("gravity");
  params.set<Real>("ref_temperature") = getParam<Real>("ref_temperature");
  params.set<MooseFunctorName>("alpha_name") = getParam<MooseFunctorName>("thermal_expansion");
  if (_porous_medium_treatment)
    params.set<MooseFunctorName>(NS::porosity) = _flow_porosity_functor_name;
  // User declared the flow to be incompressible, we have to trust them
  params.set<bool>("_override_constant_check") = true;
 
  for (const auto d : make_range(dimension()))
  {
    if (getParam<RealVectorValue>("gravity")(d) != 0)
    {
      params.set<MooseEnum>("momentum_component") = NS::directions[d];
      params.set<NonlinearVariableName>("variable") = _velocity_names[d];
 
      getProblem().addFVKernel(kernel_type, kernel_name + NS::directions[d], params);
    }
  }
}
 
void
WCNSFVFlowPhysics::addMomentumFrictionKernels()
{
  unsigned int num_friction_blocks = _friction_blocks.size();
  unsigned int num_used_blocks = num_friction_blocks ? num_friction_blocks : 1;
 
  const std::string kernel_type = "PINSFVMomentumFriction";
  InputParameters params = getFactory().getValidParams(kernel_type);
  params.set<MooseFunctorName>(NS::density) = _density_name;
  params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
  if (hasForchheimerFriction())
    params.set<MooseFunctorName>(NS::speed) = NS::speed;
  params.set<bool>("standard_friction_formulation") =
      getParam<bool>("standard_friction_formulation");
  params.set<bool>("is_porous_medium") = _porous_medium_treatment;
 
  for (const auto block_i : make_range(num_used_blocks))
  {
    std::string block_name = "";
    if (num_friction_blocks)
    {
      params.set<std::vector<SubdomainName>>("block") = _friction_blocks[block_i];
      block_name = Moose::stringify(_friction_blocks[block_i]);
    }
    else
    {
      assignBlocks(params, _blocks);
      block_name = std::to_string(block_i);
    }
 
    for (const auto d : make_range(dimension()))
    {
      params.set<NonlinearVariableName>("variable") = _velocity_names[d];
      params.set<MooseEnum>("momentum_component") = NS::directions[d];
      for (unsigned int type_i = 0; type_i < _friction_types[block_i].size(); ++type_i)
      {
        const auto upper_name = MooseUtils::toUpper(_friction_types[block_i][type_i]);
        if (upper_name == "DARCY")
        {
          params.set<MooseFunctorName>(NS::mu) = _dynamic_viscosity_name;
          params.set<MooseFunctorName>("Darcy_name") = _friction_coeffs[block_i][type_i];
        }
        else if (upper_name == "FORCHHEIMER")
        {
          params.set<MooseFunctorName>(NS::speed) = NS::speed;
          params.set<MooseFunctorName>("Forchheimer_name") = _friction_coeffs[block_i][type_i];
        }
        else
          paramError("friction_types",
                     "Friction type '",
                     _friction_types[block_i][type_i],
                     "' is not implemented");
      }
 
      getProblem().addFVKernel(kernel_type,
                               prefix() + "momentum_friction_" + block_name + "_" +
                                   NS::directions[d],
                               params);
    }
 
    if (_porous_medium_treatment && getParam<bool>("use_friction_correction"))
    {
      const std::string correction_kernel_type = "PINSFVMomentumFrictionCorrection";
      InputParameters corr_params = getFactory().getValidParams(correction_kernel_type);
      if (num_friction_blocks)
        corr_params.set<std::vector<SubdomainName>>("block") = _friction_blocks[block_i];
      else
        assignBlocks(corr_params, _blocks);
      corr_params.set<MooseFunctorName>(NS::density) = _density_name;
      corr_params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
      corr_params.set<Real>("consistent_scaling") = getParam<Real>("consistent_scaling");
      for (const auto d : make_range(dimension()))
      {
        corr_params.set<NonlinearVariableName>("variable") = _velocity_names[d];
        corr_params.set<MooseEnum>("momentum_component") = NS::directions[d];
        for (unsigned int type_i = 0; type_i < _friction_types[block_i].size(); ++type_i)
        {
          const auto upper_name = MooseUtils::toUpper(_friction_types[block_i][type_i]);
          if (upper_name == "DARCY")
          {
            corr_params.set<MooseFunctorName>(NS::mu) = _dynamic_viscosity_name;
            corr_params.set<MooseFunctorName>("Darcy_name") = _friction_coeffs[block_i][type_i];
          }
          else if (upper_name == "FORCHHEIMER")
          {
            corr_params.set<MooseFunctorName>(NS::speed) = NS::speed;
            corr_params.set<MooseFunctorName>("Forchheimer_name") =
                _friction_coeffs[block_i][type_i];
          }
        }
 
        getProblem().addFVKernel(correction_kernel_type,
                                 prefix() + "pins_momentum_friction_correction_" + block_name +
                                     "_" + NS::directions[d],
                                 corr_params);
      }
    }
  }
}
 
void
WCNSFVFlowPhysics::addInletBC()
{
  // Check the size of the BC parameters
  unsigned int num_velocity_functor_inlets = 0;
  for (const auto & [bdy, momentum_outlet_type] : _momentum_inlet_types)
    if (momentum_outlet_type == "fixed-velocity" || momentum_outlet_type == "fixed-pressure")
      num_velocity_functor_inlets++;
 
  if (num_velocity_functor_inlets != _momentum_inlet_functors.size())
    paramError("momentum_inlet_functors",
               "Size (" + std::to_string(_momentum_inlet_functors.size()) +
                   ") is not the same as the number of entries in the momentum_inlet_types "
                   "subvector for fixed-velocities/pressures functors (size " +
                   std::to_string(num_velocity_functor_inlets) + ")");
 
  unsigned int flux_bc_counter = 0;
  unsigned int velocity_pressure_counter = 0;
  for (const auto & [inlet_bdy, momentum_inlet_type] : _momentum_inlet_types)
  {
    if (momentum_inlet_type == "fixed-velocity")
    {
      const std::string bc_type = "INSFVInletVelocityBC";
      InputParameters params = getFactory().getValidParams(bc_type);
      params.set<std::vector<BoundaryName>>("boundary") = {inlet_bdy};
      if (_momentum_inlet_functors.size() < velocity_pressure_counter + 1)
        paramError("momentum_inlet_functors",
                   "More non-flux inlets than inlet functors (" +
                       std::to_string(_momentum_inlet_functors.size()) + ")");
 
      // Check that enough functors have been provided for the dimension of the problem
      const auto momentum_functors = libmesh_map_find(_momentum_inlet_functors, inlet_bdy);
      if (momentum_functors.size() < dimension())
        paramError("momentum_inlet_functors",
                   "Subvector for boundary '" + inlet_bdy + "' (size " +
                       std::to_string(momentum_functors.size()) +
                       ") is not the same size as the number of dimensions of the physics (" +
                       std::to_string(dimension()) + ")");
 
      for (const auto d : make_range(dimension()))
      {
        params.set<NonlinearVariableName>("variable") = _velocity_names[d];
        params.set<MooseFunctorName>("functor") = momentum_functors[d];
 
        getProblem().addFVBC(bc_type, _velocity_names[d] + "_" + inlet_bdy, params);
      }
      ++velocity_pressure_counter;
    }
    else if (momentum_inlet_type == "fixed-pressure")
    {
      const std::string bc_type = "INSFVOutletPressureBC";
      InputParameters params = getFactory().getValidParams(bc_type);
      params.set<NonlinearVariableName>("variable") = _pressure_name;
      if (_momentum_inlet_functors.size() < velocity_pressure_counter + 1)
        paramError("momentum_inlet_functors",
                   "More non-flux inlets than inlet functors (" +
                       std::to_string(_momentum_inlet_functors.size()) + ")");
 
      params.set<FunctionName>("function") =
          libmesh_map_find(_momentum_inlet_functors, inlet_bdy)[0];
      params.set<std::vector<BoundaryName>>("boundary") = {inlet_bdy};
 
      getProblem().addFVBC(bc_type, _pressure_name + "_" + inlet_bdy, params);
      ++velocity_pressure_counter;
    }
    else if (momentum_inlet_type == "flux-mass" || momentum_inlet_type == "flux-velocity")
    {
      {
        const std::string bc_type =
            _porous_medium_treatment ? "PWCNSFVMomentumFluxBC" : "WCNSFVMomentumFluxBC";
        InputParameters params = getFactory().getValidParams(bc_type);
 
        if (_flux_inlet_directions.size())
          params.set<Point>("direction") = _flux_inlet_directions[flux_bc_counter];
 
        params.set<MooseFunctorName>(NS::density) = _density_name;
        params.set<std::vector<BoundaryName>>("boundary") = {inlet_bdy};
        params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
        if (_porous_medium_treatment)
          params.set<MooseFunctorName>(NS::porosity) = _porosity_name;
        if (_flux_inlet_pps.size() < flux_bc_counter + 1)
          paramError("flux_inlet_pps",
                     "More inlet flux BCs than inlet flux pps (" +
                         std::to_string(_flux_inlet_pps.size()) + ")");
 
        if (momentum_inlet_type == "flux-mass")
        {
          params.set<PostprocessorName>("mdot_pp") = _flux_inlet_pps[flux_bc_counter];
          params.set<PostprocessorName>("area_pp") = "area_pp_" + inlet_bdy;
        }
        else
          params.set<PostprocessorName>("velocity_pp") = _flux_inlet_pps[flux_bc_counter];
 
        for (const auto d : make_range(dimension()))
          params.set<MooseFunctorName>(NS::velocity_vector[d]) = _velocity_names[d];
 
        for (const auto d : make_range(dimension()))
        {
          params.set<MooseEnum>("momentum_component") = NS::directions[d];
          params.set<NonlinearVariableName>("variable") = _velocity_names[d];
 
          getProblem().addFVBC(bc_type, _velocity_names[d] + "_" + inlet_bdy, params);
        }
      }
      {
        const std::string bc_type = "WCNSFVMassFluxBC";
        InputParameters params = getFactory().getValidParams(bc_type);
        params.set<MooseFunctorName>(NS::density) = _density_name;
        params.set<NonlinearVariableName>("variable") = _pressure_name;
        params.set<std::vector<BoundaryName>>("boundary") = {inlet_bdy};
 
        if (_flux_inlet_directions.size())
          params.set<Point>("direction") = _flux_inlet_directions[flux_bc_counter];
 
        if (momentum_inlet_type == "flux-mass")
        {
          params.set<PostprocessorName>("mdot_pp") = _flux_inlet_pps[flux_bc_counter];
          params.set<PostprocessorName>("area_pp") = "area_pp_" + inlet_bdy;
        }
        else
          params.set<PostprocessorName>("velocity_pp") = _flux_inlet_pps[flux_bc_counter];
 
        for (const auto d : make_range(dimension()))
          params.set<MooseFunctorName>(NS::velocity_vector[d]) = _velocity_names[d];
 
        getProblem().addFVBC(bc_type, _pressure_name + "_" + inlet_bdy, params);
      }
 
      // need to increment flux_bc_counter
      ++flux_bc_counter;
    }
  }
}
 
void
WCNSFVFlowPhysics::addOutletBC()
{
  // Check the BCs size
  unsigned int num_pressure_outlets = 0;
  for (const auto & [bdy, momentum_outlet_type] : _momentum_outlet_types)
    if (momentum_outlet_type == "fixed-pressure" ||
        momentum_outlet_type == "fixed-pressure-zero-gradient")
      num_pressure_outlets++;
 
  if (num_pressure_outlets != _pressure_functors.size())
    paramError("pressure_functors",
               "Size (" + std::to_string(_pressure_functors.size()) +
                   ") is not the same as the number of pressure outlet boundaries in "
                   "'fixed-pressure/fixed-pressure-zero-gradient' (size " +
                   std::to_string(num_pressure_outlets) + ")");
 
  const std::string u_names[3] = {"u", "v", "w"};
  for (const auto & [outlet_bdy, momentum_outlet_type] : _momentum_outlet_types)
  {
    if (momentum_outlet_type == "zero-gradient" ||
        momentum_outlet_type == "fixed-pressure-zero-gradient")
    {
      {
        const std::string bc_type = _porous_medium_treatment ? "PINSFVMomentumAdvectionOutflowBC"
                                                             : "INSFVMomentumAdvectionOutflowBC";
        InputParameters params = getFactory().getValidParams(bc_type);
        params.set<std::vector<BoundaryName>>("boundary") = {outlet_bdy};
        if (_porous_medium_treatment)
          params.set<MooseFunctorName>(NS::porosity) = _flow_porosity_functor_name;
        params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
        params.set<MooseFunctorName>(NS::density) = _density_name;
 
        for (unsigned int i = 0; i < dimension(); ++i)
          params.set<MooseFunctorName>(u_names[i]) = _velocity_names[i];
 
        for (const auto d : make_range(dimension()))
        {
          params.set<NonlinearVariableName>("variable") = _velocity_names[d];
          params.set<MooseEnum>("momentum_component") = NS::directions[d];
 
          getProblem().addFVBC(bc_type, _velocity_names[d] + "_" + outlet_bdy, params);
        }
      }
    }
 
    if (momentum_outlet_type == "fixed-pressure" ||
        momentum_outlet_type == "fixed-pressure-zero-gradient")
    {
      const std::string bc_type = "INSFVOutletPressureBC";
      InputParameters params = getFactory().getValidParams(bc_type);
      params.set<NonlinearVariableName>("variable") = _pressure_name;
      params.set<MooseFunctorName>("functor") = libmesh_map_find(_pressure_functors, outlet_bdy);
      params.set<std::vector<BoundaryName>>("boundary") = {outlet_bdy};
 
      getProblem().addFVBC(bc_type, _pressure_name + "_" + outlet_bdy, params);
    }
    else if (momentum_outlet_type == "zero-gradient")
    {
      const std::string bc_type = "INSFVMassAdvectionOutflowBC";
      InputParameters params = getFactory().getValidParams(bc_type);
      params.set<NonlinearVariableName>("variable") = _pressure_name;
      params.set<MooseFunctorName>(NS::density) = _density_name;
      params.set<std::vector<BoundaryName>>("boundary") = {outlet_bdy};
 
      for (const auto d : make_range(dimension()))
        params.set<MooseFunctorName>(u_names[d]) = _velocity_names[d];
 
      getProblem().addFVBC(bc_type, _pressure_name + "_" + outlet_bdy, params);
    }
  }
}
 
void
WCNSFVFlowPhysics::addWallsBC()
{
  const std::string u_names[3] = {"u", "v", "w"};
 
  // Count the number of fixed velocity wall boundaries (moving walls)
  unsigned int num_functor_walls = 0;
  for (const auto & [boundary_name, momentum_wall_type] : _momentum_wall_types)
    if (momentum_wall_type == "noslip")
      num_functor_walls++;
  if (_momentum_wall_functors.size() && num_functor_walls != _momentum_wall_functors.size())
    paramError("momentum_wall_functors",
               "If any wall functors are specified, the number of boundaries requiring a momentum "
               "functor (" +
                   std::to_string(num_functor_walls) + ") and the number of functors specified (" +
                   std::to_string(_momentum_wall_functors.size()) + ") must match");
  for (const auto & wall_functors : _momentum_wall_functors)
    if (wall_functors.second.size() != dimension())
      paramError("momentum_wall_functors",
                 "Number of wall functors (" + std::to_string(wall_functors.second.size()) +
                     ") must match dimension (" + std::to_string(dimension()) +
                     ").\nFunctors currently specified:" + Moose::stringify(wall_functors.second));
 
  for (const auto & [boundary_name, wall_type] : _momentum_wall_types)
  {
    if (wall_type == "noslip")
    {
      const std::string bc_type = "INSFVNoSlipWallBC";
      InputParameters params = getFactory().getValidParams(bc_type);
      params.set<std::vector<BoundaryName>>("boundary") = {boundary_name};
 
      for (const auto d : make_range(dimension()))
      {
        params.set<NonlinearVariableName>("variable") = _velocity_names[d];
        if (_momentum_wall_functors.count(boundary_name) == 0)
          params.set<FunctionName>("function") = "0";
        else
          params.set<FunctionName>("function") = _momentum_wall_functors[boundary_name][d];
 
        getProblem().addFVBC(bc_type, _velocity_names[d] + "_" + boundary_name, params);
      }
    }
    else if (wall_type == "wallfunction")
    {
      const std::string bc_type = "INSFVWallFunctionBC";
      InputParameters params = getFactory().getValidParams(bc_type);
      params.set<MooseFunctorName>(NS::mu) = _dynamic_viscosity_name;
      params.set<MooseFunctorName>(NS::density) = _density_name;
      params.set<std::vector<BoundaryName>>("boundary") = {boundary_name};
      params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
 
      for (const auto d : make_range(dimension()))
        params.set<MooseFunctorName>(u_names[d]) = _velocity_names[d];
 
      for (const auto d : make_range(dimension()))
      {
        params.set<NonlinearVariableName>("variable") = _velocity_names[d];
        params.set<MooseEnum>("momentum_component") = NS::directions[d];
 
        getProblem().addFVBC(bc_type, _velocity_names[d] + "_" + boundary_name, params);
      }
    }
    else if (wall_type == "slip")
    {
      const std::string bc_type = "INSFVNaturalFreeSlipBC";
      InputParameters params = getFactory().getValidParams(bc_type);
      params.set<std::vector<BoundaryName>>("boundary") = {boundary_name};
      params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
 
      for (const auto d : make_range(dimension()))
      {
        params.set<NonlinearVariableName>("variable") = _velocity_names[d];
        params.set<MooseEnum>("momentum_component") = NS::directions[d];
 
        getProblem().addFVBC(bc_type, _velocity_names[d] + "_" + boundary_name, params);
      }
    }
    else if (wall_type == "symmetry")
    {
      {
        std::string bc_type;
        if (_porous_medium_treatment)
          bc_type = "PINSFVSymmetryVelocityBC";
        else
          bc_type = "INSFVSymmetryVelocityBC";
 
        InputParameters params = getFactory().getValidParams(bc_type);
        params.set<std::vector<BoundaryName>>("boundary") = {boundary_name};
 
        MooseFunctorName viscosity_name = _dynamic_viscosity_name;
        if (hasTurbulencePhysics())
          viscosity_name = NS::total_viscosity;
        params.set<MooseFunctorName>(NS::mu) = viscosity_name;
        params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
 
        for (const auto d : make_range(dimension()))
          params.set<MooseFunctorName>(u_names[d]) = _velocity_names[d];
 
        for (const auto d : make_range(dimension()))
        {
          params.set<NonlinearVariableName>("variable") = _velocity_names[d];
          params.set<MooseEnum>("momentum_component") = NS::directions[d];
 
          getProblem().addFVBC(bc_type, _velocity_names[d] + "_" + boundary_name, params);
        }
      }
      {
        const std::string bc_type = "INSFVSymmetryPressureBC";
        InputParameters params = getFactory().getValidParams(bc_type);
        params.set<NonlinearVariableName>("variable") = _pressure_name;
        params.set<std::vector<BoundaryName>>("boundary") = {boundary_name};
 
        getProblem().addFVBC(bc_type, _pressure_name + "_" + boundary_name, params);
      }
    }
  }
}
 
void
WCNSFVFlowPhysics::addSeparatorBC()
{
  if (_hydraulic_separators.size())
  {
    std::string bc_type = "INSFVVelocityHydraulicSeparatorBC";
    InputParameters params = getFactory().getValidParams(bc_type);
    params.set<std::vector<BoundaryName>>("boundary") = _hydraulic_separators;
    params.set<UserObjectName>("rhie_chow_user_object") = rhieChowUOName();
 
    for (const auto d : make_range(dimension()))
    {
      params.set<NonlinearVariableName>("variable") = _velocity_names[d];
      params.set<MooseEnum>("momentum_component") = NS::directions[d];
      getProblem().addFVBC(bc_type, prefix() + _velocity_names[d] + "_separators", params);
    }
 
    bc_type = "INSFVScalarFieldSeparatorBC";
    params = getFactory().getValidParams(bc_type);
    params.set<std::vector<BoundaryName>>("boundary") = _hydraulic_separators;
    params.set<NonlinearVariableName>("variable") = _pressure_name;
    getProblem().addFVBC(bc_type, prefix() + _pressure_name + "_separators", params);
  }
}
 
void
WCNSFVFlowPhysics::addUserObjects()
{
  // Rhie Chow user object for interpolation velocities
  addRhieChowUserObjects();
}
 
void
WCNSFVFlowPhysics::addCorrectors()
{
  if (!_has_flow_equations)
    return;
 
  // Pressure pin
  if (getParam<bool>("pin_pressure"))
  {
    const auto pin_type = getParam<MooseEnum>("pinned_pressure_type");
    std::string object_type = "NSPressurePin";
 
    // No need for the user object
    if (pin_type == "point-value" || pin_type == "average")
      return;
 
    // Create the average value postprocessor if needed
    if (pin_type == "average-uo")
    {
      // Volume average by default, but we could do inlet or outlet for example
      InputParameters params = getFactory().getValidParams("ElementAverageValue");
      params.set<std::vector<VariableName>>("variable") = {_pressure_name};
      assignBlocks(params, _blocks);
      params.set<std::vector<OutputName>>("outputs") = {"none"};
      getProblem().addPostprocessor("ElementAverageValue", "ns_pressure_average", params);
    }
 
    InputParameters params = getFactory().getValidParams(object_type);
    if (pin_type == "point-value" || pin_type == "point-value-uo")
      params.set<MooseEnum>("pin_type") = "point-value";
    else
      params.set<MooseEnum>("pin_type") = "average";
 
    params.set<PostprocessorName>("phi0") = getParam<PostprocessorName>("pinned_pressure_value");
    params.set<NonlinearVariableName>("variable") = _pressure_name;
    if (pin_type == "point-value" || pin_type == "point-value-uo")
      params.set<Point>("point") = getParam<Point>("pinned_pressure_point");
    else if (pin_type == "average-uo")
      params.set<PostprocessorName>("pressure_average") = "ns_pressure_average";
 
    getProblem().addUserObject(object_type, prefix() + "ins_mass_pressure_pin", params);
  }
}
 
bool
WCNSFVFlowPhysics::hasForchheimerFriction() const
{
  for (const auto block_i : index_range(_friction_types))
    for (const auto type_i : index_range(_friction_types[block_i]))
      if (MooseUtils::toUpper(_friction_types[block_i][type_i]) == "FORCHHEIMER")
        return true;
  return false;
}
 
unsigned short
WCNSFVFlowPhysics::getNumberAlgebraicGhostingLayersNeeded() const
{
  auto ghost_layers = WCNSFVFlowPhysicsBase::getNumberAlgebraicGhostingLayersNeeded();
  if (_porous_medium_treatment && isParamValid("porosity_smoothing_layers"))
    ghost_layers = std::max(getParam<unsigned short>("porosity_smoothing_layers"), ghost_layers);
  if ((_porous_medium_treatment &&
       getParam<MooseEnum>("porosity_interface_pressure_treatment") != "automatic") ||
      getParam<MooseEnum>("momentum_face_interpolation") == "skewness-corrected" ||
      getParam<MooseEnum>("pressure_face_interpolation") == "skewness-corrected")
    ghost_layers = std::max(ghost_layers, (unsigned short)3);
  return ghost_layers;
}
 
void
WCNSFVFlowPhysics::addRhieChowUserObjects()
{
  mooseAssert(dimension(), "0-dimension not supported");
 
  // First make sure that we only add this object once
  // Potential cases:
  // - there is a flow physics, and an advection one (UO should be added by one)
  // - there is only an advection physics (UO should be created)
  // - there are two advection physics on different blocks with set velocities (first one picks)
  // Counting RC UOs defined on the same blocks seems to be the most fool proof option
  std::vector<UserObject *> objs;
  getProblem()
      .theWarehouse()
      .query()
      .condition<AttribSystem>("UserObject")
      .condition<AttribThread>(0)
      .queryInto(objs);
  bool have_matching_rc_uo = false;
  for (const auto & obj : objs)
    if (const auto * const rc_obj = dynamic_cast<INSFVRhieChowInterpolator *>(obj); rc_obj)
      // Latter check is for whether one of the RC user object is defined everywhere
      if (rc_obj->blocks() == _blocks || (rc_obj->blocks().size() == 0 || _blocks.size() == 0))
      {
        have_matching_rc_uo = true;
        _rc_uo_name = rc_obj->name();
        break;
      }
 
  if (have_matching_rc_uo)
    return;
 
  _rc_uo_name =
      _porous_medium_treatment ? +"pins_rhie_chow_interpolator" : "ins_rhie_chow_interpolator";
 
  const std::string u_names[3] = {"u", "v", "w"};
  const auto object_type =
      _porous_medium_treatment ? "PINSFVRhieChowInterpolator" : "INSFVRhieChowInterpolator";
 
  auto params = getFactory().getValidParams(object_type);
  assignBlocks(params, _blocks);
  for (unsigned int d = 0; d < dimension(); ++d)
    params.set<VariableName>(u_names[d]) = _velocity_names[d];
 
  params.set<VariableName>("pressure") = _pressure_name;
 
  if (_porous_medium_treatment)
  {
    params.set<MooseFunctorName>(NS::porosity) = _porosity_name;
    unsigned short smoothing_layers = isParamValid("porosity_smoothing_layers")
                                          ? getParam<unsigned short>("porosity_smoothing_layers")
                                          : 0;
    params.set<unsigned short>("smoothing_layers") = smoothing_layers;
  }
 
  if (!_has_flow_equations)
  {
    checkRhieChowFunctorsDefined();
    params.set<MooseFunctorName>("a_u") = "ax";
    params.set<MooseFunctorName>("a_v") = "ay";
    params.set<MooseFunctorName>("a_w") = "az";
  }
 
  params.applySpecificParameters(parameters(), INSFVRhieChowInterpolator::listOfCommonParams());
  addUserObject(object_type, _rc_uo_name, params);
}
 
std::vector<UserObjectName>
WCNSFVFlowPhysics::getSuppliedUserObjects() const
{
  return {rhieChowUOName()};
}
 
void
WCNSFVFlowPhysics::checkRhieChowFunctorsDefined() const
{
  if (!getProblem().hasFunctor("ax", /*thread_id=*/0))
    mooseError("Rhie Chow coefficient ax must be provided for advection by auxiliary velocities");
  if (dimension() >= 2 && !getProblem().hasFunctor("ay", /*thread_id=*/0))
    mooseError("Rhie Chow coefficient ay must be provided for advection by auxiliary velocities");
  if (dimension() == 3 && !getProblem().hasFunctor("az", /*thread_id=*/0))
    mooseError("Rhie Chow coefficient az must be provided for advection by auxiliary velocities");
}
 
MooseFunctorName
WCNSFVFlowPhysics::getLinearFrictionCoefName() const
{
  // Check all blocks. If more than one block, they would need to be consolidated #include in
  // a single functor material. We won't implement this for now
  if (_friction_types.empty())
    return "";
  else if (_friction_types.size() == 1)
  {
    for (const auto & type_i : index_range(_friction_types[0]))
    {
      const auto upper_name = MooseUtils::toUpper(_friction_types[0][type_i]);
      if (upper_name == "DARCY")
        return _friction_coeffs[0][type_i];
    }
    // No linear type found
    return "";
  }
  else if (_friction_types.size() > 1)
  {
    bool linear_friction_factor_found = false;
    MooseFunctorName linear_friction_factor;
    for (const auto block_i : index_range(_friction_types))
      for (const auto type_i : index_range(_friction_types[block_i]))
      {
        const auto upper_name = MooseUtils::toUpper(_friction_types[block_i][type_i]);
        if (upper_name == "DARCY" && !linear_friction_factor_found)
        {
          linear_friction_factor_found = true;
          linear_friction_factor = _friction_types[block_i][type_i];
        }
        else if (upper_name == "DARCY" && !linear_friction_factor_found)
          if (linear_friction_factor != _friction_types[block_i][type_i])
            mooseError("Multiple linear friction factor with different names have been specified. "
                       "This is not currently supported as a single name should be retrievable. "
                       "Use a PiecewiseByBlockFunctorMaterial to consolidate them.");
      }
    if (linear_friction_factor_found)
      return linear_friction_factor;
    else
      return "";
  }
  mooseError("Should not get here");
}