Creation of OpenFOAM-dev repository 15/04/2008

2025-11-28 03:28:01 +00:00 · 2008-04-15 18:56:58 +01:00
commit 3170c7c0c9
9896 changed files with 4016171 additions and 0 deletions
--- a/applications/test/LduMatrix/LduMatrixTest3.C
+++ b/applications/test/LduMatrix/LduMatrixTest3.C
@ -0,0 +1,149 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 1991-2007 OpenCFD Ltd.
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software; you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by the
+    Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM; if not, write to the Free Software Foundation,
+    Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+Application
+    icoFoam
+
+Description
+    Transient solver for incompressible, laminar flow of Newtonian fluids.
+
+\*---------------------------------------------------------------------------*/
+
+#include "fvCFD.H"
+#include "LduMatrix.H"
+#include "diagTensorField.H"
+
+typedef LduMatrix<vector, scalar, scalar> lduVectorMatrix;
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+int main(int argc, char *argv[])
+{
+
+#   include "setRootCase.H"
+
+#   include "createTime.H"
+#   include "createMesh.H"
+#   include "createFields.H"
+#   include "initContinuityErrs.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+    Info<< "\nStarting time loop\n" << endl;
+
+    for (runTime++; !runTime.end(); runTime++)
+    {
+        Info<< "Time = " << runTime.timeName() << nl << endl;
+
+#       include "readPISOControls.H"
+#       include "CourantNo.H"
+
+        fvVectorMatrix UEqn
+        (
+            fvm::ddt(U)
+          + fvm::div(phi, U)
+          - fvm::laplacian(nu, U)
+        );
+
+        fvVectorMatrix UEqnp(UEqn == -fvc::grad(p));
+
+        lduVectorMatrix U3Eqnp(mesh);
+        U3Eqnp.diag() = UEqnp.diag();
+        U3Eqnp.upper() = UEqnp.upper();
+        U3Eqnp.lower() = UEqnp.lower();
+        U3Eqnp.source() = UEqnp.source();
+
+        UEqnp.addBoundaryDiag(U3Eqnp.diag(), 0);
+        UEqnp.addBoundarySource(U3Eqnp.source(), false);
+
+        autoPtr<lduVectorMatrix::solver> U3EqnpSolver =
+            lduVectorMatrix::solver::New
+            (
+                U.name(),
+                U3Eqnp,
+                dictionary
+                (
+                    IStringStream
+                    (
+                        "{"
+                        "    solver           PBiCG;"
+                        "    preconditioner   DILU;"
+                        "    tolerance        (1e-13 1e-13 1e-13);"
+                        "    relTol           (0 0 0);"
+                        "}"
+                    )()
+                )
+            );
+
+        U3EqnpSolver->solve(U).print(Info);
+
+        // --- PISO loop
+
+        for (int corr=0; corr<nCorr; corr++)
+        {
+            volScalarField rUA = 1.0/UEqn.A();
+
+            U = rUA*UEqn.H();
+            phi = (fvc::interpolate(U) & mesh.Sf()) 
+                + fvc::ddtPhiCorr(rUA, U, phi);
+
+            adjustPhi(phi, U, p);
+
+            for (int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
+            {
+                fvScalarMatrix pEqn
+                (
+                    fvm::laplacian(rUA, p) == fvc::div(phi)
+                );
+
+                pEqn.setReference(pRefCell, pRefValue);
+                pEqn.solve();
+
+                if (nonOrth == nNonOrthCorr)
+                {
+                    phi -= pEqn.flux();
+                }
+            }
+
+#           include "continuityErrs.H"
+
+            U -= rUA*fvc::grad(p);
+            U.correctBoundaryConditions();
+        }
+
+        runTime.write();
+
+        Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
+            << "  ClockTime = " << runTime.elapsedClockTime() << " s"
+            << nl << endl;
+    }
+
+    Info<< "End\n" << endl;
+
+    return(0);
+}
+
+
+// ************************************************************************* //