LinearFVTurbulentViscosityWallFunctionBC.h

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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
 
#pragma once
 
#include "LinearFVAdvectionDiffusionBC.h"
#include "NS.h"
 
class LinearFVTurbulentViscosityWallFunctionBC : public LinearFVAdvectionDiffusionBC
{
public:
  LinearFVTurbulentViscosityWallFunctionBC(const InputParameters & parameters);
 
  static InputParameters validParams();
 
  virtual Real computeBoundaryValue() const override;
 
  virtual Real computeBoundaryNormalGradient() const override;
 
  virtual Real computeBoundaryValueMatrixContribution() const override;
 
  virtual Real computeBoundaryValueRHSContribution() const override;
 
  virtual Real computeBoundaryGradientMatrixContribution() const override;
 
  virtual Real computeBoundaryGradientRHSContribution() const override;
 
  virtual bool needsBoundaryNonorthogonalCorrection() const override { return true; }
 
  Real computeTurbulentViscosity() const;
 
protected:
  const unsigned int _dim;
 
  const Moose::Functor<Real> & _u_var;
  const Moose::Functor<Real> * _v_var;
  const Moose::Functor<Real> * _w_var;
 
  const Moose::Functor<Real> & _rho;
  const Moose::Functor<Real> & _mu;
 
  const Moose::Functor<Real> & _k;
 
  const Real _C_mu;
 
  const NS::WallTreatmentEnum _wall_treatment;
 
  // Mu_t evaluated at y+=30 for blending purposes
  const Real _mut_30 =
      (NS::von_karman_constant * 30.0 / std::log(NS::E_turb_constant * 30.0) - 1.0);
};