LCOV - code coverage report
Current view: top level - src/postprocessors - ReynoldsNumber.C (source / functions) Hit Total Coverage
Test: neams-th-coe/cardinal: be601f Lines: 18 19 94.7 %
Date: 2025-07-15 20:50:38 Functions: 3 3 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /********************************************************************/
       2             : /*                  SOFTWARE COPYRIGHT NOTIFICATION                 */
       3             : /*                             Cardinal                             */
       4             : /*                                                                  */
       5             : /*                  (c) 2021 UChicago Argonne, LLC                  */
       6             : /*                        ALL RIGHTS RESERVED                       */
       7             : /*                                                                  */
       8             : /*                 Prepared by UChicago Argonne, LLC                */
       9             : /*               Under Contract No. DE-AC02-06CH11357               */
      10             : /*                With the U. S. Department of Energy               */
      11             : /*                                                                  */
      12             : /*             Prepared by Battelle Energy Alliance, LLC            */
      13             : /*               Under Contract No. DE-AC07-05ID14517               */
      14             : /*                With the U. S. Department of Energy               */
      15             : /*                                                                  */
      16             : /*                 See LICENSE for full restrictions                */
      17             : /********************************************************************/
      18             : 
      19             : #ifdef ENABLE_NEK_COUPLING
      20             : 
      21             : #include "ReynoldsNumber.h"
      22             : #include "NekInterface.h"
      23             : #include "UserErrorChecking.h"
      24             : 
      25             : registerMooseObject("CardinalApp", ReynoldsNumber);
      26             : 
      27             : InputParameters
      28         180 : ReynoldsNumber::validParams()
      29             : {
      30         180 :   InputParameters params = NekSidePostprocessor::validParams();
      31         360 :   params.addRangeCheckedParam<Real>("L_ref", "L_ref > 0.0", "Reference length scale");
      32         180 :   params.addClassDescription("Reynolds number characteristic of the NekRS solution");
      33         180 :   return params;
      34           0 : }
      35             : 
      36          60 : ReynoldsNumber::ReynoldsNumber(const InputParameters & parameters)
      37          60 :   : NekSidePostprocessor(parameters)
      38             : {
      39             :   // for dimensional cases, we need to provide the characteristic length ourselves
      40             :   // because there's no way to infer it
      41          60 :   if (!_nek_problem->nondimensional())
      42             :   {
      43          88 :     checkRequiredParam(parameters, "L_ref", "running NekRS in dimensional form");
      44          88 :     _L_ref = &getParam<Real>("L_ref");
      45             :   }
      46             :   else
      47          32 :     checkUnusedParam(parameters, "L_ref", "running NekRS in non-dimensional form");
      48          60 : }
      49             : 
      50             : Real
      51         184 : ReynoldsNumber::getValue() const
      52             : {
      53         184 :   Real area = nekrs::area(_boundary, _pp_mesh);
      54         184 :   Real mdot = std::abs(nekrs::sideMassFluxWeightedIntegral(_boundary, field::unity, _pp_mesh));
      55         184 :   Real mu = nekrs::viscosity();
      56         184 :   Real L = _nek_problem->nondimensional() ? nekrs::referenceLength() : *_L_ref;
      57             : 
      58         184 :   return mdot * L / (area * mu);
      59             : }
      60             : 
      61             : #endif

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