Changed pd -> p.

applications/solvers/heatTransfer/buoyantPisoFoam/UEqn.H

@@ -15,12 +15,10 @@
         (
             UEqn
          ==
-           -fvc::reconstruct
+            fvc::reconstruct
             (
-                (
+                fvc::interpolate(rho)*(g & mesh.Sf())
-                    fvc::snGrad(pd)
+              - fvc::snGrad(p)*mesh.magSf()
-                  + ghf*fvc::snGrad(rho)
-                ) * mesh.magSf()
             )
         );
     }

applications/solvers/heatTransfer/buoyantPisoFoam/createFields.H

@@ -59,27 +59,6 @@
         fvc::DDt(surfaceScalarField("phiU", phi/fvc::interpolate(rho)), p)
     );
 
-    Info<< "Calculating field g.h\n" << endl;
-    volScalarField gh("gh", g & mesh.C());
-    surfaceScalarField ghf("ghf", g & mesh.Cf());
-
-    dimensionedScalar pRef("pRef", p.dimensions(), thermo->lookup("pRef"));
-
-    Info<< "Creating field pd\n" << endl;
-    volScalarField pd
-    (
-        IOobject
-        (
-            "pd",
-            runTime.timeName(),
-            mesh,
-            IOobject::MUST_READ,
-            IOobject::AUTO_WRITE
-        ),
-        mesh
-    );
-
-    p = pd + rho*gh + pRef;
     thermo->correct();
 
     dimensionedScalar initialMass = fvc::domainIntegrate(rho);

applications/solvers/heatTransfer/buoyantPisoFoam/pEqn.H

@@ -1,5 +1,5 @@
 {
-    bool closedVolume = pd.needReference();
+    bool closedVolume = p.needReference();
 
     rho = thermo->rho();
 
@@ -17,38 +17,35 @@
         )
     );
 
-    phi = phiU - ghf*fvc::snGrad(rho)*rhorUAf*mesh.magSf();
+    phi = phiU + rhorUAf*fvc::interpolate(rho)*(g & mesh.Sf());
 
     for (int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
     {
-        fvScalarMatrix pdEqn
+        fvScalarMatrix pEqn
         (
-            fvm::ddt(psi, pd)
+            fvm::ddt(psi, p)
-          + fvc::ddt(psi)*pRef
-          + fvc::ddt(psi, rho)*gh
           + fvc::div(phi)
-          - fvm::laplacian(rhorUAf, pd)
+          - fvm::laplacian(rhorUAf, p)
         );
 
         if (corr == nCorr-1 && nonOrth == nNonOrthCorr)
         {
-            pdEqn.solve(mesh.solver(pd.name() + "Final"));
+            pEqn.solve(mesh.solver(p.name() + "Final"));
         }
         else
         {
-            pdEqn.solve(mesh.solver(pd.name()));
+            pEqn.solve(mesh.solver(p.name()));
         }
 
         if (nonOrth == nNonOrthCorr)
         {
-            phi += pdEqn.flux();
+            phi += pEqn.flux();
         }
     }
 
     U += rUA*fvc::reconstruct((phi - phiU)/rhorUAf);
     U.correctBoundaryConditions();
 
-    p == pd + rho*gh + pRef;
     DpDt = fvc::DDt(surfaceScalarField("phiU", phi/fvc::interpolate(rho)), p);
 
     #include "rhoEqn.H"
@@ -62,6 +59,4 @@
             /fvc::domainIntegrate(thermo->psi());
         rho = thermo->rho();
     }
-
-    pd == p - (rho*gh + pRef);
 }

applications/solvers/heatTransfer/buoyantSimpleFoam/UEqn.H

@@ -13,14 +13,11 @@
     (
         UEqn()
      ==
-       -fvc::reconstruct
+        fvc::reconstruct
         (
-            (
+            fvc::interpolate(rho)*(g & mesh.Sf())
-                fvc::snGrad(pd)
+          - fvc::snGrad(p)*mesh.magSf()
-              + ghf*fvc::snGrad(rho)
-            ) * mesh.magSf()
         )
     ).initialResidual();
 
     maxResidual = max(eqnResidual, maxResidual);
-

applications/solvers/heatTransfer/buoyantSimpleFoam/buoyantSimpleFoam.C

@@ -39,15 +39,14 @@ Description
 
 int main(int argc, char *argv[])
 {
+    #include "setRootCase.H"
+    #include "createTime.H"
+    #include "createMesh.H"
+    #include "readEnvironmentalProperties.H"
+    #include "createFields.H"
+    #include "initContinuityErrs.H"
 
-#   include "setRootCase.H"
+    // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-#   include "createTime.H"
-#   include "createMesh.H"
-#   include "readEnvironmentalProperties.H"
-#   include "createFields.H"
-#   include "initContinuityErrs.H"
-
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
     Info<< "\nStarting time loop\n" << endl;
 
@@ -55,17 +54,17 @@ int main(int argc, char *argv[])
     {
         Info<< "Time = " << runTime.timeName() << nl << endl;
 
-#       include "readSIMPLEControls.H"
+        #include "readSIMPLEControls.H"
-#       include "initConvergenceCheck.H"
+        #include "initConvergenceCheck.H"
 
-        pd.storePrevIter();
+        p.storePrevIter();
         rho.storePrevIter();
 
         // Pressure-velocity SIMPLE corrector
         {
-#           include "UEqn.H"
+            #include "UEqn.H"
-#           include "hEqn.H"
+            #include "hEqn.H"
-#           include "pEqn.H"
+            #include "pEqn.H"
         }
 
         turbulence->correct();
@@ -76,7 +75,7 @@ int main(int argc, char *argv[])
             << "  ClockTime = " << runTime.elapsedClockTime() << " s"
             << nl << endl;
 
-#       include "convergenceCheck.H"
+        #include "convergenceCheck.H"
     }
 
     Info<< "End\n" << endl;

applications/solvers/heatTransfer/buoyantSimpleFoam/createFields.H

@@ -51,38 +51,16 @@
         )
     );
 
-    Info<< "Calculating field g.h\n" << endl;
-    volScalarField gh("gh", g & mesh.C());
-    surfaceScalarField ghf("ghf", g & mesh.Cf());
-
-    dimensionedScalar pRef("pRef", p.dimensions(), thermo->lookup("pRef"));
-
-    Info<< "Creating field pd\n" << endl;
-    volScalarField pd
-    (
-        IOobject
-        (
-            "pd",
-            runTime.timeName(),
-            mesh,
-            IOobject::MUST_READ,
-            IOobject::AUTO_WRITE
-        ),
-        mesh
-    );
-
-    p = pd + rho*gh + pRef;
     thermo->correct();
 
-
+    label pRefCell = 0;
-    label pdRefCell = 0;
+    scalar pRefValue = 0.0;
-    scalar pdRefValue = 0.0;
     setRefCell
     (
-        pd,
+        p,
         mesh.solutionDict().subDict("SIMPLE"),
-        pdRefCell,
+        pRefCell,
-        pdRefValue
+        pRefValue
     );
 
 

applications/solvers/heatTransfer/buoyantSimpleFoam/pEqn.H

@@ -1,4 +1,6 @@
 {
+    rho = thermo->rho();
+
     volScalarField rUA = 1.0/UEqn().A();
     surfaceScalarField rhorUAf("(rho*(1|A(U)))", fvc::interpolate(rho*rUA));
 
@@ -7,48 +9,32 @@
 
     phi = fvc::interpolate(rho)*(fvc::interpolate(U) & mesh.Sf());
     bool closedVolume = adjustPhi(phi, U, p);
-    surfaceScalarField buoyancyPhi = ghf*fvc::snGrad(rho)*rhorUAf*mesh.magSf();
+    surfaceScalarField buoyancyPhi =
-    phi -= buoyancyPhi;
+        rhorUAf*fvc::interpolate(rho)*(g & mesh.Sf());
+    phi += buoyancyPhi;
 
     for (int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
     {
-        fvScalarMatrix pdEqn
+        fvScalarMatrix pEqn
         (
-            fvm::laplacian(rhorUAf, pd) == fvc::div(phi)
+            fvm::laplacian(rhorUAf, p) == fvc::div(phi)
         );
 
-        pdEqn.setReference(pdRefCell, pdRefValue);
+        pEqn.setReference(pRefCell, p[pRefCell]);
 
         // retain the residual from the first iteration
         if (nonOrth == 0)
         {
-            eqnResidual = pdEqn.solve().initialResidual();
+            eqnResidual = pEqn.solve().initialResidual();
             maxResidual = max(eqnResidual, maxResidual);
         }
         else
         {
-            pdEqn.solve();
+            pEqn.solve();
         }
 
         if (nonOrth == nNonOrthCorr)
         {
-            // Calculate the conservative fluxes
-            phi -= pdEqn.flux();
-
-            // Explicitly relax pressure for momentum corrector
-            pd.relax();
-
-            // Correct the momentum source with the pressure gradient flux
-            // calculated from the relaxed pressure
-            U -= rUA*fvc::reconstruct((buoyancyPhi + pdEqn.flux())/rhorUAf);
-            U.correctBoundaryConditions();
-        }
-    }
-
-    #include "continuityErrs.H"
-
-    p == pd + rho*gh + pRef;
-
             // For closed-volume cases adjust the pressure and density levels
             // to obey overall mass continuity
             if (closedVolume)
@@ -57,10 +43,23 @@
                     /fvc::domainIntegrate(thermo->psi());
             }
 
+            // Calculate the conservative fluxes
+            phi -= pEqn.flux();
+
+            // Explicitly relax pressure for momentum corrector
+            p.relax();
+
+            // Correct the momentum source with the pressure gradient flux
+            // calculated from the relaxed pressure
+            U += rUA*fvc::reconstruct((buoyancyPhi - pEqn.flux())/rhorUAf);
+            U.correctBoundaryConditions();
+        }
+    }
+
+    #include "continuityErrs.H"
+
     rho = thermo->rho();
     rho.relax();
     Info<< "rho max/min : " << max(rho).value() << " " << min(rho).value()
         << endl;
-
-    pd == p - (rho*gh + pRef);
 }

tutorials/heatTransfer/buoyantPisoFoam/hotRoom/0/alphat

@@ -0,0 +1,42 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       volScalarField;
+    location    "0";
+    object      alphat;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+dimensions      [1 -1 -1 0 0 0 0];
+
+internalField   uniform 0;
+
+boundaryField
+{
+    floor
+    {
+        type            compressible::alphatWallFunction;
+        value           uniform 0;
+    }
+    ceiling
+    {
+        type            compressible::alphatWallFunction;
+        value           uniform 0;
+    }
+    fixedWalls
+    {
+        type            compressible::alphatWallFunction;
+        value           uniform 0;
+    }
+}
+
+
+// ************************************************************************* //

tutorials/heatTransfer/buoyantPisoFoam/hotRoom/0/mut

@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.5                                   |
+|  \\    /   O peration     | Version:  dev                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,11 +10,12 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
-    object      pd;
+    location    "0";
+    object      mut;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [1 -1 -2 0 0 0 0];
+dimensions      [1 -1 -1 0 0 0 0];
 
 internalField   uniform 0;
 
@@ -22,21 +23,20 @@ boundaryField
 {
     floor
     {
-        type            fixedFluxBuoyantPressure;
+        type            mutWallFunction;
         value           uniform 0;
     }
-
     ceiling
     {
-        type            fixedFluxBuoyantPressure;
+        type            mutWallFunction;
         value           uniform 0;
     }
-
     fixedWalls
     {
-        type            fixedFluxBuoyantPressure;
+        type            mutWallFunction;
         value           uniform 0;
     }
 }
 
+
 // ************************************************************************* //

tutorials/heatTransfer/buoyantPisoFoam/hotRoom/0/p

@@ -16,26 +16,26 @@ FoamFile
 
 dimensions      [1 -1 -2 0 0 0 0];
 
-internalField   uniform 100000;
+internalField   uniform 1e5;
 
 boundaryField
 {
     floor
     {
-        type            calculated;
+        type            fixedFluxBuoyantPressure;
-        value           uniform 100000;
+        value           uniform 1e5;
     }
 
     ceiling
     {
-        type            calculated;
+        type            fixedFluxBuoyantPressure;
-        value           uniform 100000;
+        value           uniform 1e5;
     }
 
     fixedWalls
     {
-        type            calculated;
+        type            fixedFluxBuoyantPressure;
-        value           uniform 100000;
+        value           uniform 1e5;
     }
 }
 

tutorials/heatTransfer/buoyantPisoFoam/hotRoom/system/fvSchemes

@@ -42,7 +42,7 @@ laplacianSchemes
 {
     default         none;
     laplacian(muEff,U) Gauss linear corrected;
-    laplacian((rho*(1|A(U))),pd) Gauss linear corrected;
+    laplacian((rho*(1|A(U))),p) Gauss linear corrected;
     laplacian(alphaEff,h) Gauss linear corrected;
     laplacian(DkEff,k) Gauss linear corrected;
     laplacian(DepsilonEff,epsilon) Gauss linear corrected;
@@ -62,7 +62,7 @@ snGradSchemes
 fluxRequired
 {
     default         no;
-    pd              ;
+    p               ;
 }
 
 

tutorials/heatTransfer/buoyantPisoFoam/hotRoom/system/fvSolution

@@ -25,7 +25,7 @@ solvers
         relTol          0;
     }
 
-    pd
+    p
     {
         solver          PCG;
         preconditioner  DIC;
@@ -33,7 +33,7 @@ solvers
         relTol          0.1;
     }
 
-    pdFinal
+    pFinal
     {
         solver          PCG;
         preconditioner  DIC;

tutorials/heatTransfer/buoyantSimpleFoam/hotRoom/0/mut

@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.5                                   |
+|  \\    /   O peration     | Version:  dev                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,11 +10,12 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
-    object      pd;
+    location    "0";
+    object      mut;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [1 -1 -2 0 0 0 0];
+dimensions      [1 -1 -1 0 0 0 0];
 
 internalField   uniform 0;
 
@@ -22,21 +23,20 @@ boundaryField
 {
     floor
     {
-        type            fixedFluxBuoyantPressure;
+        type            mutWallFunction;
         value           uniform 0;
     }
-
     ceiling
     {
-        type            fixedFluxBuoyantPressure;
+        type            mutWallFunction;
         value           uniform 0;
     }
-
     fixedWalls
     {
-        type            fixedFluxBuoyantPressure;
+        type            mutWallFunction;
         value           uniform 0;
     }
 }
 
+
 // ************************************************************************* //

tutorials/heatTransfer/buoyantSimpleFoam/hotRoom/0/p

@@ -16,26 +16,26 @@ FoamFile
 
 dimensions      [1 -1 -2 0 0 0 0];
 
-internalField   uniform 100000;
+internalField   uniform 1e5;
 
 boundaryField
 {
     floor
     {
-        type            calculated;
+        type            fixedFluxBuoyantPressure;
-        value           uniform 100000;
+        value           uniform 1e5;
     }
 
     ceiling
     {
-        type            calculated;
+        type            fixedFluxBuoyantPressure;
-        value           uniform 100000;
+        value           uniform 1e5;
     }
 
     fixedWalls
     {
-        type            calculated;
+        type            fixedFluxBuoyantPressure;
-        value           uniform 100000;
+        value           uniform 1e5;
     }
 }
 

tutorials/heatTransfer/buoyantSimpleFoam/hotRoom/system/fvSchemes

@@ -41,7 +41,7 @@ laplacianSchemes
 {
     default         none;
     laplacian(muEff,U) Gauss linear corrected;
-    laplacian((rho*(1|A(U))),pd) Gauss linear corrected;
+    laplacian((rho*(1|A(U))),p) Gauss linear corrected;
     laplacian(alphaEff,h) Gauss linear corrected;
     laplacian(DkEff,k) Gauss linear corrected;
     laplacian(DepsilonEff,epsilon) Gauss linear corrected;
@@ -61,7 +61,7 @@ snGradSchemes
 fluxRequired
 {
     default         no;
-    pd              ;
+    p               ;
 }
 
 

tutorials/heatTransfer/buoyantSimpleFoam/hotRoom/system/fvSolution

@@ -17,7 +17,7 @@ FoamFile
 
 solvers
 {
-    pd
+    p
     {
         solver          PCG;
         preconditioner  DIC;
@@ -69,16 +69,16 @@ solvers
 SIMPLE
 {
     nNonOrthogonalCorrectors 0;
-    pdRefCell       0;
+    pRefCell        0;
-    pdRefValue      0;
+    pRefValue       1e5;
 }
 
 relaxationFactors
 {
     rho             1;
-    pd              0.3;
+    p               0.3;
     U               0.7;
-    h               0.7;
+    h               0.1;
     k               0.7;
     epsilon         0.7;
     R               0.7;