Line data    Source code

       1             : //* This file is part of the MOOSE framework
       2             : //* https://mooseframework.inl.gov
       3             : //*
       4             : //* All rights reserved, see COPYRIGHT for full restrictions
       5             : //* https://github.com/idaholab/moose/blob/master/COPYRIGHT
       6             : //*
       7             : //* Licensed under LGPL 2.1, please see LICENSE for details
       8             : //* https://www.gnu.org/licenses/lgpl-2.1.html
       9             : 
      10             : #pragma once
      11             : 
      12             : #include "NodalNormalBC.h"
      13             : 
      14             : /**
      15             :  * Boundary condition that applies free slip condition at nodes
      16             :  */
      17             : class MomentumFreeSlipBC : public NodalNormalBC
      18             : {
      19             : public:
      20             :   static InputParameters validParams();
      21             : 
      22             :   MomentumFreeSlipBC(const InputParameters & parameters);
      23             :   virtual ~MomentumFreeSlipBC();
      24             : 
      25             :   virtual bool shouldApply() const override;
      26             :   virtual void computeResidual() override;
      27             : 
      28             : protected:
      29           0 :   Real computeQpResidual() override { mooseError("Function unused"); }
      30             : 
      31             :   /// The dimension of the mesh
      32             :   const unsigned int _mesh_dimension;
      33             : 
      34             :   /// Momentum in x-direction
      35             :   const VariableValue & _rho_u;
      36             :   /// Momentum in y-direction
      37             :   const VariableValue & _rho_v;
      38             :   /// Momentum in z-direction
      39             :   const VariableValue & _rho_w;
      40             : 
      41             :   /// x-velocity variable
      42             :   const MooseVariable * const _rho_u_var;
      43             :   /// y-velocity variable
      44             :   const MooseVariable * const _rho_v_var;
      45             :   /// z-velocity variable
      46             :   const MooseVariable * const _rho_w_var;
      47             : };