applications/solvers/combustion/dieselFoam/dieselFoam.C

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
   3   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   4    \\    /   O peration     |
   5     \\  /    A nd           | Copyright (C) 2004-2011 OpenCFD Ltd.
   6      \\/     M anipulation  |
   7 -------------------------------------------------------------------------------
   8 License
   9     This file is part of OpenFOAM.
  10
  11     OpenFOAM is free software: you can redistribute it and/or modify it
  12     under the terms of the GNU General Public License as published by
  13     the Free Software Foundation, either version 3 of the License, or
  14     (at your option) any later version.
  15
  16     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
  17     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  18     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  19     for more details.
  20
  21     You should have received a copy of the GNU General Public License
  22     along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
  23
  24 Application
  25     dieselFoam
  26
  27 Description
  28     Solver for diesel spray and combustion.
  29
  30 \*---------------------------------------------------------------------------*/
  31
  32 #include "fvCFD.H"
  33 #include "hCombustionThermo.H"
  34 #include "turbulenceModel.H"
  35 #include "spray.H"
  36 #include "psiChemistryModel.H"
  37 #include "chemistrySolver.H"
  38
  39 #include "multivariateScheme.H"
  40 #include "IFstream.H"
  41 #include "OFstream.H"
  42 #include "Switch.H"
  43 #include "mathematicalConstants.H"
  44 #include "pimpleControl.H"
  45
  46 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  47
  48 int main(int argc, char *argv[])
  49 {
  50     #include "setRootCase.H"
  51     #include "createTime.H"
  52     #include "createMesh.H"
  53     #include "createFields.H"
  54     #include "readGravitationalAcceleration.H"
  55     #include "readCombustionProperties.H"
  56     #include "createSpray.H"
  57     #include "initContinuityErrs.H"
  58     #include "readTimeControls.H"
  59     #include "compressibleCourantNo.H"
  60     #include "setInitialDeltaT.H"
  61
  62     pimpleControl pimple(mesh);
  63
  64     // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  65
  66     Info<< "\nStarting time loop\n" << endl;
  67
  68     while (runTime.run())
  69     {
  70         #include "compressibleCourantNo.H"
  71         #include "setDeltaT.H"
  72
  73         runTime++;
  74         Info<< "Time = " << runTime.timeName() << nl << endl;
  75
  76         Info<< "Evolving Spray" << endl;
  77
  78         dieselSpray.evolve();
  79
  80         Info<< "Solving chemistry" << endl;
  81
  82         chemistry.solve
  83         (
  84             runTime.value() - runTime.deltaTValue(),
  85             runTime.deltaTValue()
  86         );
  87
  88         // turbulent time scale
  89         {
  90             volScalarField tk
  91             (
  92                 Cmix*sqrt(turbulence->muEff()/rho/turbulence->epsilon())
  93             );
  94             volScalarField tc(chemistry.tc());
  95
  96             // Chalmers PaSR model
  97             kappa = (runTime.deltaT() + tc)/(runTime.deltaT()+tc+tk);
  98         }
  99
 100         chemistrySh = kappa*chemistry.Sh()();
 101
 102         #include "rhoEqn.H"
 103
 104         // --- Pressure-velocity PIMPLE corrector loop
 105         for (pimple.start(); pimple.loop(); pimple++)
 106         {
 107             #include "UEqn.H"
 108             #include "YEqn.H"
 109             #include "hsEqn.H"
 110
 111             // --- PISO loop
 112             for (int corr=0; corr<pimple.nCorr(); corr++)
 113             {
 114                 #include "pEqn.H"
 115             }
 116
 117             if (pimple.turbCorr())
 118             {
 119                 turbulence->correct();
 120             }
 121         }
 122
 123         #include "spraySummary.H"
 124
 125         rho = thermo.rho();
 126
 127         if (runTime.write())
 128         {
 129             chemistry.dQ()().write();
 130         }
 131
 132         Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
 133             << "  ClockTime = " << runTime.elapsedClockTime() << " s"
 134             << nl << endl;
 135     }
 136
 137     Info<< "End\n" << endl;
 138
 139     return 0;
 140 }
 141
 142
 143 // ************************************************************************* //