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MassSolverSingleGrowingCell.cpp
1 /* Copyright (c) 2013 David Sichau <mail"at"sichau"dot"eu>
2  * 2013-2015 Simon Tanaka <tanakas"at"gmx"dot"ch>
3  *
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22 #include <LbmLib/include/solver/MassSolver/MassSolverSingleGrowingCell.hpp>
23 #include <LbmLib/include/nodes/PhysicalNode.hpp>
24 #include <LbmLib/include/solver/CDESolver/CDEAbstractSolver.hpp>
25 #include <LbmLib/include/GlobalSimulationParameters.hpp>
26 #include <UtilLib/include/Log.hpp>
27 #include <vector>
28 #include <string>
29 #include <iostream>
30 #include <omp.h>
31 
32 namespace LbmLib {
33 namespace solver {
34 
35 namespace {
36 const double source = 0.0025;
37 double scalingfactor;
38 double cdeconcentration;
39 }
40 
41 
42 MassSolverSingleGrowingCell::MassSolverSingleGrowingCell() : BaseMassSolver()
43 {}
44 
46  const std::vector<std::vector<nodes::PhysicalNode*> >& fluidGrid) {
47  // add mass to the cells:
48 #pragma omp parallel for schedule(dynamic)
49  for (unsigned int it = 0; it < fluidGrid.size(); it++) { // loop x direction
50  for (unsigned int i = 0; i < fluidGrid[0].size(); i++) { // loop y direction
51  //if (fluidGrid[it][i]->getDomainIdentifier() ==
52  // 1) { // only bottom cell
53  if (Parameters.getCurrentIteration() < 4000) {
54  if (fluidGrid[it][i]->getDomainIdentifier() != 0 ) {
55  //cdeconcentration = fluidGrid[it][i]->getCDESolverSlow("CDESolverD2Q5HH").getC();
56  fluidGrid[it][i]->getFluidSolver().addMass(source);
57  }
58  }
59 
60 // else if (fluidGrid[it][i]->getCellType() == 2 ) {
61 // cdeconcentration = fluidGrid[it][i]->getCDESolverSlow("CDESolverD2Q5HH").getC();
62 // fluidGrid[it][i]->getFluidSolver().addMass(0.2*source);
63 // }
64  }
65  }
66 
67  // sink at x=0:
68 #pragma omp parallel for schedule(dynamic)
69  for (size_t ity = 0; ity < fluidGrid.size(); ity++) {
70  scalingfactor = 1.0/fluidGrid[ity][0]->getFluidSolver().getRho();
71  fluidGrid[ity][0]->getFluidSolver().rescaleDistributions(scalingfactor); // rescale fluid mass
72 
73  // when sinking away mass, also sink away CDE species at same rate:
74  for (auto cdes = fluidGrid[ity][0]->getCDESolvers().begin();
75  cdes != fluidGrid[ity][0]->getCDESolvers().end();
76  cdes++) {
77  (*cdes)->rescaleDistributions(scalingfactor);
78  }
79  }
80 
81  // sink at y=0:
82 #pragma omp parallel for schedule(dynamic)
83  for (size_t itx = 0; itx <fluidGrid[0].size(); itx++) {
84  scalingfactor = 1.0/fluidGrid[0][itx]->getFluidSolver().getRho();
85  fluidGrid[0][itx]->getFluidSolver().rescaleDistributions(scalingfactor);
86 
87  // when sinking away mass, also sink away CDE species at same rate:
88  for (auto cdes = fluidGrid[0][itx]->getCDESolvers().begin();
89  cdes != fluidGrid[0][itx]->getCDESolvers().end();
90  cdes++) {
91  (*cdes)->rescaleDistributions(scalingfactor);
92  }
93  }
94 }
95 
96 const std::string MassSolverSingleGrowingCell::name = "MassSolverSingleGrowingCell";
97 }
98 } // end namespace
99 
virtual void calculateMass(const std::vector< std::vector< nodes::PhysicalNode * > > &fluidGrid)
calculates the mass on the pysical nodes