applications/solvers/engine/turbDyMEngineFoam/turbDyMEngineFoam.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     turbDyMFoam
  26
  27 Description
  28     Transient solver for incompressible, turbulent flow of Newtonian fluids
  29     with moving mesh.
  30
  31 \*---------------------------------------------------------------------------*/
  32
  33 #include "fvCFD.H"
  34 #include "singlePhaseTransportModel.H"
  35 #include "turbulenceModel.H"
  36 #include "dynamicFvMesh.H"
  37 #include "engineTime.H"
  38 #include "pisoControl.H"
  39
  40 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  41
  42 int main(int argc, char *argv[])
  43 {
  44
  45 #   include "setRootCase.H"
  46
  47 #   include "createEngineTime.H"
  48 #   include "createDynamicFvMesh.H"
  49
  50     pisoControl piso(mesh);
  51
  52 #   include "initContinuityErrs.H"
  53 #   include "createFields.H"
  54 #   include "createControls.H"
  55
  56 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  57
  58     Info<< "\nStarting time loop\n" << endl;
  59
  60     while (runTime.run())
  61     {
  62 #       include "readControls.H"
  63 #       include "checkTotalVolume.H"
  64 #       include "CourantNo.H"
  65
  66         // Make the fluxes absolute
  67         fvc::makeAbsolute(phi, U);
  68
  69 #       include "setDeltaT.H"
  70
  71         runTime++;
  72
  73         Info<< "Time = " << runTime.timeName() << nl << endl;
  74
  75         bool meshChanged = mesh.update();
  76         reduce(meshChanged, orOp<bool>());
  77
  78         if (meshChanged)
  79         {
  80 #           include "checkTotalVolume.H"
  81 #           include "correctPhi.H"
  82 #           include "CourantNo.H"
  83         }
  84
  85         // Make the fluxes relative to the mesh motion
  86         fvc::makeRelative(phi, U);
  87
  88         if (checkMeshCourantNo)
  89         {
  90 #           include "meshCourantNo.H"
  91         }
  92
  93 #       include "UEqn.H"
  94
  95         // --- PISO loop
  96         while (piso.correct())
  97         {
  98             rUA = 1.0/UEqn.A();
  99
 100             U = rUA*UEqn.H();
 101             phi = (fvc::interpolate(U) & mesh.Sf());
 102               //+ fvc::ddtPhiCorr(rUA, U, phi);
 103
 104             adjustPhi(phi, U, p);
 105
 106             while (piso.correctNonOrthogonal())
 107             {
 108                 fvScalarMatrix pEqn
 109                 (
 110                     fvm::laplacian(rUA, p) == fvc::div(phi)
 111                 );
 112
 113                 pEqn.setReference(pRefCell, pRefValue);
 114
 115                 pEqn.solve
 116                 (
 117                     mesh.solutionDict().solver(p.select(piso.finalInnerIter()))
 118                 );
 119
 120                 if (piso.finalNonOrthogonalIter())
 121                 {
 122                     phi -= pEqn.flux();
 123                 }
 124             }
 125
 126 #           include "continuityErrs.H"
 127
 128             // Make the fluxes relative to the mesh motion
 129             fvc::makeRelative(phi, U);
 130
 131             U -= rUA*fvc::grad(p);
 132             U.correctBoundaryConditions();
 133         }
 134
 135         turbulence->correct();
 136
 137         runTime.write();
 138
 139         Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
 140             << "  ClockTime = " << runTime.elapsedClockTime() << " s"
 141             << nl << endl;
 142     }
 143
 144     Info<< "End\n" << endl;
 145
 146     return(0);
 147 }
 148
 149
 150 // ************************************************************************* //