applications/solvers/combustion/dieselEngineFoam/dieselEngineFoam.C

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
   3   \\      /  F ield         | foam-extend: Open Source CFD
   4    \\    /   O peration     | Version:     3.2
   5     \\  /    A nd           | Web:         http://www.foam-extend.org
   6      \\/     M anipulation  | For copyright notice see file Copyright
   7 -------------------------------------------------------------------------------
   8 License
   9     This file is part of foam-extend.
  10
  11     foam-extend is free software: you can redistribute it and/or modify it
  12     under the terms of the GNU General Public License as published by the
  13     Free Software Foundation, either version 3 of the License, or (at your
  14     option) any later version.
  15
  16     foam-extend is distributed in the hope that it will be useful, but
  17     WITHOUT ANY WARRANTY; without even the implied warranty of
  18     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19     General Public License for more details.
  20
  21     You should have received a copy of the GNU General Public License
  22     along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.
  23
  24 Application
  25     dieselEngineFoam
  26
  27 Description
  28     Solver for diesel engine spray and combustion.
  29
  30 \*---------------------------------------------------------------------------*/
  31
  32 #include "fvCFD.H"
  33 #include "engineTime.H"
  34 #include "engineMesh.H"
  35 #include "hCombustionThermo.H"
  36 #include "turbulenceModel.H"
  37 #include "spray.H"
  38 #include "psiChemistryModel.H"
  39 #include "chemistrySolver.H"
  40 #include "multivariateScheme.H"
  41 #include "Switch.H"
  42 #include "OFstream.H"
  43 #include "volPointInterpolation.H"
  44 #include "thermoPhysicsTypes.H"
  45
  46 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  47
  48 int main(int argc, char *argv[])
  49 {
  50 #   include "setRootCase.H"
  51 #   include "createEngineTime.H"
  52 #   include "createEngineMesh.H"
  53 #   include "createFields.H"
  54 #   include "readGravitationalAcceleration.H"
  55 #   include "readCombustionProperties.H"
  56 #   include "createSpray.H"
  57 #   include "initContinuityErrs.H"
  58 #   include "readEngineTimeControls.H"
  59 #   include "compressibleCourantNo.H"
  60 #   include "setInitialDeltaT.H"
  61 #   include "startSummary.H"
  62
  63 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  64
  65     Info<< "\nStarting time loop\n" << endl;
  66
  67     while (runTime.run())
  68     {
  69 #       include "readPISOControls.H"
  70 #       include "readEngineTimeControls.H"
  71 #       include "compressibleCourantNo.H"
  72 #       include "setDeltaT.H"
  73
  74         runTime++;
  75
  76         Info<< "Crank angle = " << runTime.theta() << " CA-deg" << endl;
  77
  78         mesh.move();
  79
  80         dieselSpray.evolve();
  81
  82         Info<< "Solving chemistry" << endl;
  83
  84         chemistry.solve
  85         (
  86             runTime.value() - runTime.deltaT().value(),
  87             runTime.deltaT().value()
  88         );
  89
  90         // turbulent time scale
  91         {
  92             volScalarField tk =
  93                 Cmix*sqrt(turbulence->muEff()/rho/turbulence->epsilon());
  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 #       include "UEqn.H"
 104
 105         for (label ocorr=1; ocorr <= nOuterCorr; ocorr++)
 106         {
 107 #           include "YEqn.H"
 108 #           include "hsEqn.H"
 109
 110             // --- PISO loop
 111             for (int corr=1; corr<=nCorr; corr++)
 112             {
 113 #               include "pEqn.H"
 114             }
 115         }
 116
 117         turbulence->correct();
 118
 119 #       include "logSummary.H"
 120 #       include "spraySummary.H"
 121
 122         rho = thermo.rho();
 123
 124         if (runTime.write())
 125         {
 126             chemistry.dQ()().write();
 127         }
 128
 129         Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
 130             << "  ClockTime = " << runTime.elapsedClockTime() << " s"
 131             << nl << endl;
 132     }
 133
 134     Info<< "End\n" << endl;
 135
 136     return 0;
 137 }
 138
 139
 140 // ************************************************************************* //