Initial commit

applications/solvers/lagrangian/reactingParcelFoam/createSurfaceFilmModel.H

+Info<< "\nConstructing surface film model" << endl;
+
+autoPtr<regionModels::surfaceFilmModel> tsurfaceFilm
+(
+    regionModels::surfaceFilmModel::New(mesh, g)
+);

applications/solvers/lagrangian/reactingParcelFoam/pEqn.H

+if (!pimple.SIMPLErho())
+{
+    rho = thermo.rho();
+}
+
+// Thermodynamic density needs to be updated by psi*d(p) after the
+// pressure solution
+const volScalarField psip0(psi*p);
+
+volScalarField rAU(1.0/UEqn.A());
+surfaceScalarField rhorAUf("rhorAUf", fvc::interpolate(rho*rAU));
+volVectorField HbyA(constrainHbyA(rAU*UEqn.H(), U, p));
+
+surfaceScalarField phig(-rhorAUf*ghf*fvc::snGrad(rho)*mesh.magSf());
+
+surfaceScalarField phiHbyA
+(
+    "phiHbyA",
+    (
+        fvc::flux(rho*HbyA)
+      + MRF.zeroFilter(rhorAUf*fvc::ddtCorr(rho, U, phi))
+    )
+  + phig
+);
+
+fvc::makeRelative(phiHbyA, rho, U);
+MRF.makeRelative(fvc::interpolate(rho), phiHbyA);
+
+// Update the pressure BCs to ensure flux consistency
+constrainPressure(p_rgh, rho, U, phiHbyA, rhorAUf, MRF);
+
+fvScalarMatrix p_rghDDtEqn
+(
+    fvc::ddt(rho) + psi*correction(fvm::ddt(p_rgh))
+  + fvc::div(phiHbyA)
+ ==
+    parcels.Srho()
+  + surfaceFilm.Srho()
+  + fvOptions(psi, p_rgh, rho.name())
+);
+
+while (pimple.correctNonOrthogonal())
+{
+    fvScalarMatrix p_rghEqn
+    (
+        p_rghDDtEqn
+      - fvm::laplacian(rhorAUf, p_rgh)
+    );
+
+    p_rghEqn.solve(mesh.solver(p_rgh.select(pimple.finalInnerIter())));
+
+    if (pimple.finalNonOrthogonalIter())
+    {
+        phi = phiHbyA + p_rghEqn.flux();
+
+        // Explicitly relax pressure for momentum corrector
+        p_rgh.relax();
+
+        U = HbyA + rAU*fvc::reconstruct((p_rghEqn.flux() + phig)/rhorAUf);
+        U.correctBoundaryConditions();
+        fvOptions.correct(U);
+        K = 0.5*magSqr(U);
+    }
+}
+
+p = p_rgh + rho*gh;
+
+// Thermodynamic density update
+thermo.correctRho(psi*p - psip0);
+
+#include "rhoEqn.H"
+#include "compressibleContinuityErrs.H"
+
+if (pressureControl.limit(p))
+{
+    p.correctBoundaryConditions();
+    rho = thermo.rho();
+    p_rgh = p - rho*gh;
+}
+else if (pimple.SIMPLErho())
+{
+    rho = thermo.rho();
+}
+
+// Correct rhoUf if the mesh is moving
+fvc::correctRhoUf(rhoUf, rho, U, phi);
+
+if (thermo.dpdt())
+{
+    dpdt = fvc::ddt(p);
+
+    if (mesh.moving())
+    {
+        dpdt -= fvc::div(fvc::meshPhi(rho, U), p);
+    }
+}

applications/solvers/lagrangian/reactingParcelFoam/reactingHeterogenousParcelFoam/Make/files

+reactingHeterogenousParcelFoam.C
+
+EXE = $(FOAM_APPBIN)/reactingHeterogenousParcelFoam

applications/solvers/lagrangian/reactingParcelFoam/reactingHeterogenousParcelFoam/Make/options

+EXE_INC = \
+    -I.. \
+    -I$(LIB_SRC)/finiteVolume/lnInclude \
+    -I$(LIB_SRC)/finiteArea/lnInclude \
+    -I${LIB_SRC}/sampling/lnInclude \
+    -I${LIB_SRC}/meshTools/lnInclude \
+    -I$(LIB_SRC)/dynamicMesh/lnInclude \
+    -I$(LIB_SRC)/dynamicFvMesh/lnInclude \
+    -I$(LIB_SRC)/TurbulenceModels/turbulenceModels/lnInclude \
+    -I$(LIB_SRC)/TurbulenceModels/compressible/lnInclude \
+    -I$(LIB_SRC)/lagrangian/distributionModels/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/specie/lnInclude \
+    -I$(LIB_SRC)/transportModels/compressible/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/basic/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/thermophysicalProperties/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/reactionThermo/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/SLGThermo/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/chemistryModel/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/radiation/lnInclude \
+    -I$(LIB_SRC)/regionModels/regionModel/lnInclude \
+    -I$(LIB_SRC)/regionModels/surfaceFilmModels/lnInclude \
+    -I$(LIB_SRC)/regionFaModels/lnInclude \
+    -I$(LIB_SRC)/faOptions/lnInclude \
+    -I$(LIB_SRC)/lagrangian/basic/lnInclude \
+    -I$(LIB_SRC)/lagrangian/intermediate/lnInclude \
+    -I$(LIB_SRC)/ODE/lnInclude \
+    -I$(LIB_SRC)/combustionModels/lnInclude \
+    -I$(FOAM_SOLVERS)/combustion/reactingFoam
+
+EXE_LIBS = \
+    -lfiniteVolume \
+    -lfvOptions \
+    -lsampling \
+    -lmeshTools \
+    -ldynamicMesh \
+    -ldynamicFvMesh \
+    -lturbulenceModels \
+    -lcompressibleTurbulenceModels \
+    -lspecie \
+    -lcompressibleTransportModels \
+    -lfluidThermophysicalModels \
+    -lreactionThermophysicalModels \
+    -lSLGThermo \
+    -lchemistryModel \
+    -lregionModels \
+    -lradiationModels \
+    -lsurfaceFilmModels \
+    -lsurfaceFilmDerivedFvPatchFields \
+    -llagrangian \
+    -llagrangianIntermediate \
+    -llagrangianTurbulence \
+    -lODE \
+    -lcombustionModels \
+    -lregionFaModels \
+    -lfiniteArea \
+    -lfaOptions

applications/solvers/lagrangian/reactingParcelFoam/reactingHeterogenousParcelFoam/reactingHeterogenousParcelFoam.C

+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | www.openfoam.com
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+    Copyright (C) 2018-2019 OpenCFD Ltd.
+-------------------------------------------------------------------------------
+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
+    reactingHeterogenousParcelFoam
+
+Group
+    grpLagrangianSolvers
+
+Description
+    Transient solver for the coupled transport of a single kinematic particle
+    cloud including the effect of the volume fraction of particles on the
+    continuous phase. Multi-Phase Particle In Cell (MPPIC) modeling is used to
+    represent collisions without resolving particle-particle interactions.
+
+\*---------------------------------------------------------------------------*/
+
+#define CLOUD_BASE_TYPE HeterogeneousReacting
+#define CLOUD_BASE_TYPE_NAME "HeterogeneousReacting"
+
+#include "reactingParcelFoam.C"
+
+// ************************************************************************* //

applications/solvers/lagrangian/reactingParcelFoam/reactingParcelFoam.C

+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | www.openfoam.com
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+    Copyright (C) 2011-2020 OpenFOAM Foundation
+    Copyright (C) 2018-2020 OpenCFD Ltd.
+-------------------------------------------------------------------------------
+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
+    reactingParcelFoam
+
+Group
+    grpLagrangianSolvers
+
+Description
+    Transient solver for compressible, turbulent flow with a reacting,
+    multiphase particle cloud, and surface film modelling.
+
+\*---------------------------------------------------------------------------*/
+
+#include "fvCFD.H"
+#include "dynamicFvMesh.H"
+#include "turbulentFluidThermoModel.H"
+#include "surfaceFilmModel.H"
+#include "rhoReactionThermo.H"
+#include "CombustionModel.H"
+#include "radiationModel.H"
+#include "SLGThermo.H"
+#include "fvOptions.H"
+#include "pimpleControl.H"
+#include "pressureControl.H"
+#include "CorrectPhi.H"
+#include "localEulerDdtScheme.H"
+#include "fvcSmooth.H"
+#include "cloudMacros.H"
+
+#ifndef CLOUD_BASE_TYPE
+    #define CLOUD_BASE_TYPE ReactingMultiphase
+    #define CLOUD_BASE_TYPE_NAME "reacting"
+#endif
+
+#include CLOUD_INCLUDE_FILE(CLOUD_BASE_TYPE)
+#define basicReactingTypeCloud CLOUD_TYPE(CLOUD_BASE_TYPE)
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+int main(int argc, char *argv[])
+{
+    argList::addNote
+    (
+        "Transient solver for compressible, turbulent flow"
+        " with reacting, multiphase particle clouds"
+        " and surface film modelling."
+    );
+
+    #define CREATE_MESH createMeshesPostProcess.H
+    #include "postProcess.H"
+
+    #include "addCheckCaseOptions.H"
+    #include "setRootCaseLists.H"
+    #include "createTime.H"
+    #include "createDynamicFvMesh.H"
+    #include "createDyMControls.H"
+    #include "createFields.H"
+    #include "createFieldRefs.H"
+    #include "createRegionControls.H"
+    #include "initContinuityErrs.H"
+    #include "createRhoUfIfPresent.H"
+
+    turbulence->validate();
+
+    if (!LTS)
+    {
+        #include "compressibleCourantNo.H"
+        #include "setInitialDeltaT.H"
+    }
+
+    // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+    Info<< "\nStarting time loop\n" << endl;
+
+    while (runTime.run())
+    {
+        #include "readDyMControls.H"
+
+        // Store divrhoU from the previous mesh
+        // so that it can be mapped and used in correctPhi
+        // to ensure the corrected phi has the same divergence
+        autoPtr<volScalarField> divrhoU;
+        if (solvePrimaryRegion && correctPhi)
+        {
+            divrhoU.reset
+            (
+                new volScalarField
+                (
+                    "divrhoU",
+                    fvc::div(fvc::absolute(phi, rho, U))
+                )
+            );
+        }
+
+        if (LTS)
+        {
+            #include "setRDeltaT.H"
+        }
+        else
+        {
+            #include "compressibleCourantNo.H"
+            #include "setMultiRegionDeltaT.H"
+        }
+
+        ++runTime;
+
+        Info<< "Time = " << runTime.timeName() << nl << endl;
+
+        // Store momentum to set rhoUf for introduced faces.
+        autoPtr<volVectorField> rhoU;
+        if (solvePrimaryRegion && rhoUf.valid())
+        {
+            rhoU.reset(new volVectorField("rhoU", rho*U));
+        }
+
+        // Store the particle positions
+        parcels.storeGlobalPositions();
+
+        // Do any mesh changes
+        mesh.update();
+
+        if (solvePrimaryRegion && mesh.changing())
+        {
+            gh = (g & mesh.C()) - ghRef;
+            ghf = (g & mesh.Cf()) - ghRef;
+
+            MRF.update();
+
+            if (correctPhi)
+            {
+                // Calculate absolute flux
+                // from the mapped surface velocity
+                phi = mesh.Sf() & rhoUf();
+
+                #include "../../compressible/rhoPimpleFoam/correctPhi.H"
+
+                // Make the fluxes relative to the mesh-motion
+                fvc::makeRelative(phi, rho, U);
+            }
+
+            if (checkMeshCourantNo)
+            {
+                #include "meshCourantNo.H"
+            }
+        }
+
+        parcels.evolve();
+        surfaceFilm.evolve();
+
+        if (solvePrimaryRegion)
+        {
+            if (pimple.nCorrPIMPLE() <= 1)
+            {
+                #include "rhoEqn.H"
+            }
+
+            // --- PIMPLE loop
+            while (pimple.loop())
+            {
+                #include "UEqn.H"
+                #include "YEqn.H"
+                #include "EEqn.H"
+
+                // --- Pressure corrector loop
+                while (pimple.correct())
+                {
+                    #include "pEqn.H"
+                }
+
+                if (pimple.turbCorr())
+                {
+                    turbulence->correct();
+                }
+            }
+
+            rho = thermo.rho();
+        }
+
+        runTime.write();
+
+        runTime.printExecutionTime(Info);
+    }
+
+    Info<< "End\n" << endl;
+
+    return 0;
+}
+
+
+// ************************************************************************* //

applications/solvers/lagrangian/reactingParcelFoam/rhoEqn.H

+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | www.openfoam.com
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+    Copyright (C) 2011-2017 OpenFOAM Foundation
+-------------------------------------------------------------------------------
+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/>.
+
+Global
+    rhoEqn
+
+Description
+    Solve the continuity for density.
+
+\*---------------------------------------------------------------------------*/
+
+{
+    fvScalarMatrix rhoEqn
+    (
+        fvm::ddt(rho)
+      + fvc::div(phi)
+      ==
+        parcels.Srho(rho)
+      + surfaceFilm.Srho()
+      + fvOptions(rho)
+    );
+
+    rhoEqn.solve();
+
+    fvOptions.correct(rho);
+}
+
+// ************************************************************************* //

applications/solvers/lagrangian/reactingParcelFoam/setMultiRegionDeltaT.H

+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | www.openfoam.com
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+    Copyright (C) 2011-2017 OpenFOAM Foundation
+-------------------------------------------------------------------------------
+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/>.
+
+Global
+    setMultiRegionDeltaT
+
+Description
+    Reset the timestep to maintain a constant maximum Courant numbers.
+    Reduction of time-step is immediate, but increase is damped to avoid
+    unstable oscillations.
+
+\*---------------------------------------------------------------------------*/
+
+if (adjustTimeStep)
+{
+    const scalar maxDeltaTFact =
+        min(maxCo/(CoNum + SMALL), maxCo/(surfaceFilm.CourantNumber() + SMALL));
+    const scalar deltaTFact =
+        min(min(maxDeltaTFact, 1.0 + 0.1*maxDeltaTFact), 1.2);
+
+    runTime.setDeltaT
+    (
+        min
+        (
+            deltaTFact*runTime.deltaTValue(),
+            maxDeltaT
+        )
+    );
+
+    Info<< "deltaT = " <<  runTime.deltaTValue() << endl;
+}
+
+// ************************************************************************* //

applications/solvers/lagrangian/reactingParcelFoam/setRDeltaT.H

+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | www.openfoam.com
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+    Copyright (C) 2011-2016 OpenFOAM Foundation
+    Copyright (C) 2020 OpenCFD Ltd.
+-------------------------------------------------------------------------------
+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/>.
+
+\*---------------------------------------------------------------------------*/
+
+{
+    volScalarField& rDeltaT = trDeltaT.ref();
+
+    const dictionary& pimpleDict = pimple.dict();
+
+    // Maximum flow Courant number
+    scalar maxCo(pimpleDict.get<scalar>("maxCo"));
+
+    // Maximum time scale
+    scalar maxDeltaT(pimpleDict.getOrDefault<scalar>("maxDeltaT", GREAT));
+
+    // Smoothing parameter (0-1) when smoothing iterations > 0
+    scalar rDeltaTSmoothingCoeff
+    (
+        pimpleDict.getOrDefault<scalar>("rDeltaTSmoothingCoeff", 0.1)
+    );
+
+    // Damping coefficient (1-0)
+    scalar rDeltaTDampingCoeff
+    (
+        pimpleDict.getOrDefault<scalar>("rDeltaTDampingCoeff", 0.2)
+    );
+
+    // Maximum change in cell temperature per iteration
+    // (relative to previous value)
+    scalar alphaTemp(pimpleDict.getOrDefault("alphaTemp", 0.05));
+
+
+    Info<< "Time scales min/max:" << endl;
+
+    // Cache old reciprocal time scale field
+    volScalarField rDeltaT0("rDeltaT0", rDeltaT);
+
+    // Flow time scale
+    {
+        rDeltaT.ref() =
+        (
+            fvc::surfaceSum(mag(phi))()()
+           /((2*maxCo)*mesh.V()*rho())
+        );
+
+        // Limit the largest time scale
+        rDeltaT.max(1/maxDeltaT);
+
+        Info<< "    Flow        = "
+            << gMin(1/rDeltaT.primitiveField()) << ", "
+            << gMax(1/rDeltaT.primitiveField()) << endl;
+    }
+
+    // Reaction source time scale
+    {
+        volScalarField::Internal rDeltaTT
+        (
+            mag
+            (
+               parcels.hsTrans()/(mesh.V()*runTime.deltaT())
+             + Qdot
+            )
+           /(
+               alphaTemp
+              *rho()
+              *thermo.Cp()()()
+              *T()
+           )
+        );
+
+        Info<< "    Temperature = "
+            << gMin(1/(rDeltaTT.field() + VSMALL)) << ", "
+            << gMax(1/(rDeltaTT.field() + VSMALL)) << endl;
+
+        rDeltaT.ref() = max
+        (
+            rDeltaT(),
+            rDeltaTT
+        );
+    }
+
+    // Update the boundary values of the reciprocal time-step
+    rDeltaT.correctBoundaryConditions();
+
+    // Spatially smooth the time scale field
+    if (rDeltaTSmoothingCoeff < 1.0)
+    {
+        fvc::smooth(rDeltaT, rDeltaTSmoothingCoeff);
+    }
+
+    // Limit rate of change of time scale
+    // - reduce as much as required
+    // - only increase at a fraction of old time scale
+    if
+    (
+        rDeltaTDampingCoeff < 1.0
+     && runTime.timeIndex() > runTime.startTimeIndex() + 1
+    )
+    {
+        rDeltaT = max
+        (
+            rDeltaT,
+            (scalar(1) - rDeltaTDampingCoeff)*rDeltaT0
+        );
+    }
+
+    Info<< "    Overall     = "
+        << gMin(1/rDeltaT.primitiveField())
+        << ", " << gMax(1/rDeltaT.primitiveField()) << endl;
+}
+
+
+// ************************************************************************* //

applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/EEqn.H

+{
+    volScalarField& he = thermo.he();
+
+    fvScalarMatrix EEqn
+    (
+        mvConvection->fvmDiv(phi, he)
+      + (
+            he.name() == "e"
+          ? fvc::div(phi, volScalarField("Ekp", 0.5*magSqr(U) + p/rho))
+          : fvc::div(phi, volScalarField("K", 0.5*magSqr(U)))
+        )
+      - fvm::laplacian(turbulence->alphaEff(), he)
+     ==
+        rho*(U&g)
+      + parcels.Sh(he)
+      + radiation->Sh(thermo, he)
+      + Qdot
+      + fvOptions(rho, he)
+    );
+
+    EEqn.relax();
+
+    fvOptions.constrain(EEqn);
+
+    EEqn.solve();
+
+    fvOptions.correct(he);
+    thermo.correct();
+    radiation->correct();
+
+    Info<< "T gas min/max   = " << min(T).value() << ", "
+        << max(T).value() << endl;
+}

applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/Make/files

+simpleReactingParcelFoam.C
+
+EXE = $(FOAM_APPBIN)/simpleReactingParcelFoam

applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/Make/options

+EXE_INC = \
+    -I$(LIB_SRC)/finiteVolume/lnInclude \
+    -I$(LIB_SRC)/finiteArea/lnInclude \
+    -I${LIB_SRC}/meshTools/lnInclude \
+    -I$(LIB_SRC)/sampling/lnInclude \
+    -I$(LIB_SRC)/TurbulenceModels/turbulenceModels/lnInclude \
+    -I$(LIB_SRC)/TurbulenceModels/compressible/lnInclude \
+    -I$(LIB_SRC)/lagrangian/basic/lnInclude \
+    -I$(LIB_SRC)/lagrangian/intermediate/lnInclude \
+    -I$(LIB_SRC)/lagrangian/coalCombustion/lnInclude \
+    -I$(LIB_SRC)/lagrangian/distributionModels/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/specie/lnInclude \
+    -I$(LIB_SRC)/transportModels/compressible/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/basic/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/thermophysicalProperties/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/reactionThermo/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/SLGThermo/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/chemistryModel/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/radiation/lnInclude \
+    -I$(LIB_SRC)/ODE/lnInclude \
+    -I$(LIB_SRC)/regionModels/regionModel/lnInclude \
+    -I$(LIB_SRC)/regionModels/surfaceFilmModels/lnInclude \
+    -I$(LIB_SRC)/regionFaModels/lnInclude \
+    -I$(LIB_SRC)/faOptions/lnInclude \
+    -I$(LIB_SRC)/combustionModels/lnInclude \
+    -I$(FOAM_SOLVERS)/combustion/reactingFoam
+
+EXE_LIBS = \
+    -lfiniteVolume \
+    -lfvOptions \
+    -lmeshTools \
+    -lturbulenceModels \
+    -lcompressibleTurbulenceModels \
+    -llagrangian \
+    -llagrangianIntermediate \
+    -llagrangianTurbulence \
+    -lspecie \
+    -lcompressibleTransportModels \
+    -lfluidThermophysicalModels \
+    -lreactionThermophysicalModels \
+    -lthermophysicalProperties \
+    -lSLGThermo \
+    -lchemistryModel \
+    -lradiationModels \
+    -lODE \
+    -lregionModels \
+    -lsurfaceFilmModels \
+    -lcombustionModels \
+    -lsampling \
+    -lregionFaModels \
+    -lfiniteArea \
+    -lfaOptions

applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/UEqn.H

+    MRF.correctBoundaryVelocity(U);
+
+    tmp<fvVectorMatrix> tUEqn
+    (
+        fvm::div(phi, U)
+      + MRF.DDt(rho, U)
+      + turbulence->divDevRhoReff(U)
+     ==
+        rho()*g
+      + parcels.SU(U)
+      + fvOptions(rho, U)
+    );
+    fvVectorMatrix& UEqn = tUEqn.ref();
+
+    UEqn.relax();
+
+    fvOptions.constrain(UEqn);
+
+    solve(UEqn == -fvc::grad(p));
+
+    fvOptions.correct(U);

applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/YEqn.H

+tmp<fv::convectionScheme<scalar>> mvConvection
+(
+    fv::convectionScheme<scalar>::New
+    (
+        mesh,
+        fields,
+        phi,
+        mesh.divScheme("div(phi,Yi_h)")
+    )
+);
+
+{
+    combustion->correct();
+    Qdot = combustion->Qdot();
+    volScalarField Yt(0.0*Y[0]);
+
+    forAll(Y, i)
+    {
+        if (i != inertIndex && composition.active(i))
+        {
+            volScalarField& Yi = Y[i];
+
+            fvScalarMatrix YEqn
+            (
+                mvConvection->fvmDiv(phi, Yi)
+              - fvm::laplacian(turbulence->muEff(), Yi)
+             ==
+                parcels.SYi(i, Yi)
+              + combustion->R(Yi)
+              + fvOptions(rho, Yi)
+            );
+
+            YEqn.relax();
+
+            fvOptions.constrain(YEqn);
+
+            YEqn.solve(mesh.solver("Yi"));
+
+            fvOptions.correct(Yi);
+
+            Yi.max(0.0);
+            Yt += Yi;
+        }
+    }
+
+    Y[inertIndex] = scalar(1) - Yt;
+    Y[inertIndex].max(0.0);
+}

applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/createClouds.H

+Info<< "\nConstructing " << CLOUD_BASE_TYPE_NAME << " cloud" << endl;
+basicReactingTypeCloud parcels
+(
+    word(CLOUD_BASE_TYPE_NAME) & "Cloud1",
+    rho,
+    U,
+    g,
+    slgThermo
+);

applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/createFieldRefs.H

+const volScalarField& psi = thermo.psi();
+const volScalarField& T = thermo.T();
+const label inertIndex(composition.species()[inertSpecie]);

applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/createFields.H

+#include "readGravitationalAcceleration.H"
+
+Info<< "Reading thermophysical properties\n" << endl;
+autoPtr<rhoReactionThermo> pThermo(rhoReactionThermo::New(mesh));
+rhoReactionThermo& thermo = pThermo();
+thermo.validate(args.executable(), "h", "e");
+
+SLGThermo slgThermo(mesh, thermo);
+
+basicSpecieMixture& composition = thermo.composition();
+PtrList<volScalarField>& Y = composition.Y();
+
+const word inertSpecie(thermo.get<word>("inertSpecie"));
+if (!composition.species().found(inertSpecie))
+{
+    FatalIOErrorIn(args.executable().c_str(), thermo)
+        << "Inert specie " << inertSpecie << " not found in available species "
+        << composition.species()
+        << exit(FatalIOError);
+}
+
+volScalarField& p = thermo.p();
+
+volScalarField rho
+(
+    IOobject
+    (
+        "rho",
+        runTime.timeName(),
+        mesh,
+        IOobject::NO_READ,
+        IOobject::AUTO_WRITE
+    ),
+    thermo.rho()
+);
+
+Info<< "\nReading field U\n" << endl;
+volVectorField U
+(
+    IOobject
+    (
+        "U",
+        runTime.timeName(),
+        mesh,
+        IOobject::MUST_READ,
+        IOobject::AUTO_WRITE
+    ),
+    mesh
+);
+
+#include "compressibleCreatePhi.H"
+
+mesh.setFluxRequired(p.name());
+
+const dimensionedScalar rhoMax("rhoMax", dimDensity, GREAT, simple.dict());
+const dimensionedScalar rhoMin("rhoMin", dimDensity, Zero, simple.dict());
+
+Info<< "Creating turbulence model\n" << endl;
+autoPtr<compressible::turbulenceModel> turbulence
+(
+    compressible::turbulenceModel::New
+    (
+        rho,
+        U,
+        phi,
+        thermo
+    )
+);
+
+Info<< "Creating combustion model\n" << endl;
+autoPtr<CombustionModel<rhoReactionThermo>> combustion
+(
+    CombustionModel<rhoReactionThermo>::New(thermo, turbulence())
+);
+
+Info<< "Creating multi-variate interpolation scheme\n" << endl;
+multivariateSurfaceInterpolationScheme<scalar>::fieldTable fields;
+
+forAll(Y, i)
+{
+    fields.add(Y[i]);
+}
+fields.add(thermo.he());
+
+volScalarField Qdot
+(
+    IOobject
+    (
+        "Qdot",
+        runTime.timeName(),
+        mesh,
+        IOobject::READ_IF_PRESENT,
+        IOobject::AUTO_WRITE
+    ),
+    mesh,
+    dimensionedScalar(dimEnergy/dimVolume/dimTime, Zero)
+);
+
+#include "createMRF.H"
+#include "createRadiationModel.H"
+#include "createClouds.H"
+#include "createFvOptions.H"

applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/pEqn.H

+// Thermodynamic density needs to be updated by psi*d(p) after the
+// pressure solution
+const volScalarField psip0(psi*p);
+
+volScalarField rAU(1.0/UEqn.A());
+surfaceScalarField rhorAUf("rhorAUf", fvc::interpolate(rho*rAU));
+volVectorField HbyA(constrainHbyA(rAU*UEqn.H(), U, p));
+tUEqn.clear();
+surfaceScalarField phiHbyA
+(
+    "phiHbyA",
+    fvc::interpolate(rho)*fvc::flux(HbyA)
+);
+
+MRF.makeRelative(fvc::interpolate(rho), phiHbyA);
+
+// Update the pressure BCs to ensure flux consistency
+constrainPressure(p, rho, U, phiHbyA, rhorAUf, MRF);
+
+while (simple.correctNonOrthogonal())
+{
+    fvScalarMatrix pEqn
+    (
+        fvc::div(phiHbyA)
+      - fvm::laplacian(rhorAUf, p)
+     ==
+        parcels.Srho()
+      + fvOptions(psi, p, rho.name())
+    );
+
+    pEqn.solve();
+
+    if (simple.finalNonOrthogonalIter())
+    {
+        phi = phiHbyA + pEqn.flux();
+    }
+}
+
+p.relax();
+
+// Thermodynamic density update
+thermo.correctRho(psi*p - psip0);
+
+#include "compressibleContinuityErrs.H"
+
+U = HbyA - rAU*fvc::grad(p);
+U.correctBoundaryConditions();
+fvOptions.correct(U);
+
+rho = thermo.rho();
+rho = max(rho, rhoMin);
+rho = min(rho, rhoMax);
+rho.relax();
+
+Info<< "p min/max = " << min(p).value() << ", " << max(p).value() << endl;

applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/simpleReactingParcelFoam.C

+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | www.openfoam.com
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+    Copyright (C) 2013-2017 OpenFOAM Foundation
+    Copyright (C) 2018 OpenCFD Ltd.
+-------------------------------------------------------------------------------
+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
+    simpleReactingParcelFoam
+
+Description
+    Steady-state solver for compressible, turbulent flow with reacting,
+    multiphase particle clouds and optional sources/constraints.
+
+\*---------------------------------------------------------------------------*/
+
+#include "fvCFD.H"
+#include "turbulentFluidThermoModel.H"
+#include "rhoReactionThermo.H"
+#include "CombustionModel.H"
+#include "radiationModel.H"
+#include "IOporosityModelList.H"
+#include "fvOptions.H"
+#include "SLGThermo.H"
+#include "simpleControl.H"
+#include "cloudMacros.H"
+
+#ifndef CLOUD_BASE_TYPE
+    #define CLOUD_BASE_TYPE ReactingMultiphase
+    //#define CLOUD_BASE_TYPE_NAME "reactingMultiphase" Backwards compat
+    #define CLOUD_BASE_TYPE_NAME "reacting"
+#endif
+
+#include CLOUD_INCLUDE_FILE(CLOUD_BASE_TYPE)
+#define basicReactingTypeCloud CLOUD_TYPE(CLOUD_BASE_TYPE)
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+int main(int argc, char *argv[])
+{
+    argList::addNote
+    (
+        "Steady-state solver for compressible, turbulent flow"
+        " with reacting, multiphase particle clouds"
+        " and optional sources/constraints."
+    );
+
+    #include "postProcess.H"
+
+    #include "addCheckCaseOptions.H"
+    #include "setRootCaseLists.H"
+    #include "createTime.H"
+    #include "createMesh.H"
+    #include "createControl.H"
+    #include "createFields.H"
+    #include "createFieldRefs.H"
+    #include "initContinuityErrs.H"
+
+    turbulence->validate();
+
+    // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+    Info<< "\nStarting time loop\n" << endl;
+
+    while (simple.loop())
+    {
+        Info<< "Time = " << runTime.timeName() << nl << endl;
+
+        parcels.evolve();
+
+        // --- Pressure-velocity SIMPLE corrector loop
+        {
+            #include "UEqn.H"
+            #include "YEqn.H"
+            #include "EEqn.H"
+            #include "pEqn.H"
+        }
+
+        turbulence->correct();
+
+        runTime.write();
+
+        runTime.printExecutionTime(Info);
+    }
+
+    Info<< "End\n" << endl;
+
+    return 0;
+}
+
+
+// ************************************************************************* //

applications/solvers/lagrangian/simpleCoalParcelFoam/EEqn.H

+{
+    volScalarField& he = thermo.he();
+
+    fvScalarMatrix EEqn
+    (
+        mvConvection->fvmDiv(phi, he)
+      + (
+            he.name() == "e"
+          ? fvc::div(phi, volScalarField("Ekp", 0.5*magSqr(U) + p/rho))
+          : fvc::div(phi, volScalarField("K", 0.5*magSqr(U)))
+        )
+      - fvm::laplacian(turbulence->alphaEff(), he)
+     ==
+        rho*(U&g)
+      + Qdot
+      + parcels.Sh(he)
+      + radiation->Sh(thermo, he)
+      + fvOptions(rho, he)
+    );
+
+    EEqn.relax();
+
+    fvOptions.constrain(EEqn);
+
+    EEqn.solve();
+
+    fvOptions.correct(he);
+
+    thermo.correct();
+    radiation->correct();
+
+    Info<< "T gas min/max   = " << min(T).value() << ", "
+        << max(T).value() << endl;
+}