Merge branch 'master' of ssh://git.code.sf.net/p/foam-extend/foam-extend-3.2
[foam-extend-3.2.git] / applications / solvers / incompressible / nonNewtonianIcoFoam / nonNewtonianIcoFoam.C
blob6420661d7444ae4219bbe00c7fb2d68281e6e72f
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.
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.
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.
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/>.
24 Application
25     nonNewtonianIcoFoam
27 Description
28     Transient solver for incompressible, laminar flow of non-Newtonian fluids.
30 \*---------------------------------------------------------------------------*/
32 #include "fvCFD.H"
33 #include "singlePhaseTransportModel.H"
35 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
37 int main(int argc, char *argv[])
39 #   include "setRootCase.H"
41 #   include "createTime.H"
42 #   include "createMeshNoClear.H"
43 #   include "createFields.H"
44 #   include "initContinuityErrs.H"
46 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
48     Info<< "\nStarting time loop\n" << endl;
50     while (runTime.loop())
51     {
52         Info<< "Time = " << runTime.timeName() << nl << endl;
54 #       include "readPISOControls.H"
55 #       include "CourantNo.H"
57         fluid.correct();
59         fvVectorMatrix UEqn
60         (
61             fvm::ddt(U)
62           + fvm::div(phi, U)
63           - fvm::laplacian(fluid.nu(), U)
64         );
66         solve(UEqn == -fvc::grad(p));
68         // --- PISO loop
70         for (int corr = 0; corr < nCorr; corr++)
71         {
72             volScalarField rUA = 1.0/UEqn.A();
74             U = rUA*UEqn.H();
75             phi = (fvc::interpolate(U) & mesh.Sf())
76                 + fvc::ddtPhiCorr(rUA, U, phi);
78             adjustPhi(phi, U, p);
80             for (int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
81             {
82                 fvScalarMatrix pEqn
83                 (
84                     fvm::laplacian(rUA, p) == fvc::div(phi)
85                 );
87                 pEqn.setReference(pRefCell, pRefValue);
88                 pEqn.solve();
90                 if (nonOrth == nNonOrthCorr)
91                 {
92                     phi -= pEqn.flux();
93                 }
94             }
96 #           include "continuityErrs.H"
98             U -= rUA*fvc::grad(p);
99             U.correctBoundaryConditions();
100         }
102         runTime.write();
104         Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
105             << "  ClockTime = " << runTime.elapsedClockTime() << " s"
106             << nl << endl;
107     }
109     Info<< "End\n" << endl;
111     return 0;
115 // ************************************************************************* //