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applications/utilities/postProcessing/turbulence/R/R.C

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+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2011-2013 OpenFOAM Foundation
+     \\/     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 3 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, see <http://www.gnu.org/licenses/>.
+
+Application
+    R
+
+Description
+    Calculates and writes the Reynolds stress R for the current time step.
+
+\*---------------------------------------------------------------------------*/
+
+#include "fvCFD.H"
+#include "incompressible/singlePhaseTransportModel/singlePhaseTransportModel.H"
+#include "incompressible/turbulenceModel/turbulenceModel.H"
+
+#include "fluidThermo.H"
+#include "compressible/turbulenceModel/turbulenceModel.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+void calcIncompressibleR
+(
+    const fvMesh& mesh,
+    const Time& runTime,
+    const volVectorField& U
+)
+{
+    #include "createPhi.H"
+
+    singlePhaseTransportModel laminarTransport(U, phi);
+
+    autoPtr<incompressible::turbulenceModel> model
+    (
+        incompressible::turbulenceModel::New(U, phi, laminarTransport)
+    );
+
+    Info<< "Writing R field" << nl << endl;
+
+    model->R()().write();
+}
+
+
+void calcCompressibleR
+(
+    const fvMesh& mesh,
+    const Time& runTime,
+    const volVectorField& U
+)
+{
+    IOobject rhoHeader
+    (
+        "rho",
+        runTime.timeName(),
+        mesh,
+        IOobject::MUST_READ,
+        IOobject::NO_WRITE
+    );
+
+    if (!rhoHeader.headerOk())
+    {
+        Info<< "    no " << rhoHeader.name() <<" field" << endl;
+        return;
+    }
+
+    Info<< "Reading field rho\n" << endl;
+    volScalarField rho(rhoHeader, mesh);
+
+    #include "compressibleCreatePhi.H"
+
+    autoPtr<fluidThermo> pThermo(fluidThermo::New(mesh));
+    fluidThermo& thermo = pThermo();
+
+    autoPtr<compressible::turbulenceModel> model
+    (
+        compressible::turbulenceModel::New
+        (
+            rho,
+            U,
+            phi,
+            thermo
+        )
+    );
+
+    Info<< "Writing R field" << nl << endl;
+
+    model->R()().write();
+}
+
+
+int main(int argc, char *argv[])
+{
+    timeSelector::addOptions();
+
+    #include "addRegionOption.H"
+
+    argList::addBoolOption
+    (
+        "compressible",
+        "calculate compressible R"
+    );
+
+    #include "setRootCase.H"
+    #include "createTime.H"
+    instantList timeDirs = timeSelector::select0(runTime, args);
+    #include "createNamedMesh.H"
+
+    const bool compressible = args.optionFound("compressible");
+
+    forAll(timeDirs, timeI)
+    {
+        runTime.setTime(timeDirs[timeI], timeI);
+        Info<< "Time = " << runTime.timeName() << endl;
+
+        IOobject UHeader
+        (
+            "U",
+            runTime.timeName(),
+            mesh,
+            IOobject::MUST_READ,
+            IOobject::NO_WRITE
+        );
+
+        if (UHeader.headerOk())
+        {
+            Info<< "Reading field " << UHeader.name() << nl << endl;
+            volVectorField U(UHeader, mesh);
+
+            if (compressible)
+            {
+                calcCompressibleR(mesh, runTime, U);
+            }
+            else
+            {
+                calcIncompressibleR(mesh, runTime, U);
+            }
+        }
+        else
+        {
+            Info<< "    no " << UHeader.name() << " field" << endl;
+        }
+    }
+
+    Info<< "End\n" << endl;
+
+    return 0;
+}
+
+
+// ************************************************************************* //