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             : // MOOSE includes
      13             : #include "GeneralPostprocessor.h"
      14             : 
      15             : /**
      16             :  * This postprocessor computes the Rayleigh number to describe natural circulation
      17             :  */
      18             : class RayleighNumber : public GeneralPostprocessor
      19             : {
      20             : public:
      21             :   static InputParameters validParams();
      22             : 
      23             :   RayleighNumber(const InputParameters & parameters);
      24             : 
      25             : protected:
      26         282 :   virtual void initialize() override {}
      27         282 :   virtual void execute() override {}
      28             :   virtual Real getValue() const override;
      29             : 
      30             :   /// Minimum density
      31             :   const PostprocessorValue * const _rho_min;
      32             : 
      33             :   /// Maximum density
      34             :   const PostprocessorValue * const _rho_max;
      35             : 
      36             :   /// Average density
      37             :   const PostprocessorValue & _rho_ave;
      38             : 
      39             :   /// Thermal expansion coefficient
      40             :   const PostprocessorValue * const _beta;
      41             : 
      42             :   /// Maximum temperature
      43             :   const PostprocessorValue * const _T_hot;
      44             : 
      45             :   /// Minimum temperature
      46             :   const PostprocessorValue * const _T_cold;
      47             : 
      48             :   /// Characteristic length
      49             :   const PostprocessorValue & _l;
      50             : 
      51             :   /// Average viscosity
      52             :   const PostprocessorValue & _mu;
      53             : 
      54             :   /// Average thermal conductivity
      55             :   const PostprocessorValue & _k;
      56             : 
      57             :   /// Average specific thermal capacity
      58             :   const PostprocessorValue & _cp;
      59             : 
      60             :   /// Magnitude of gravity in the direction of interest
      61             :   const Real _gravity;
      62             : };