From 1002f8d07fd4e0f7212b7c1e8f065e43d89c0ae9 Mon Sep 17 00:00:00 2001
From: henry <Henry Weller h.weller@opencfd.co.uk>
Date: Wed, 3 Jun 2009 14:58:30 +0100
Subject: [PATCH] Changed to use p rather than pd.

---
 .../solvers/multiphase/interFoam/UEqn.H       |  6 +--
 .../solvers/multiphase/interFoam/correctPhi.H | 10 ++--
 .../multiphase/interFoam/createFields.H       | 46 ++-----------------
 .../solvers/multiphase/interFoam/interFoam.C  | 12 -----
 .../solvers/multiphase/interFoam/pEqn.H       | 20 ++++----
 5 files changed, 23 insertions(+), 71 deletions(-)

diff --git a/applications/solvers/multiphase/interFoam/UEqn.H b/applications/solvers/multiphase/interFoam/UEqn.H
index 528e0aaafd..0b1a9ac029 100644
--- a/applications/solvers/multiphase/interFoam/UEqn.H
+++ b/applications/solvers/multiphase/interFoam/UEqn.H
@@ -24,10 +24,10 @@
          ==
             fvc::reconstruct
             (
-                (
+                fvc::interpolate(rho)*(g & mesh.Sf())
+              + (
                     fvc::interpolate(interface.sigmaK())*fvc::snGrad(alpha1)
-                  - ghf*fvc::snGrad(rho)
-                  - fvc::snGrad(pd)
+                  - fvc::snGrad(p)
                 ) * mesh.magSf()
             )
         );
diff --git a/applications/solvers/multiphase/interFoam/correctPhi.H b/applications/solvers/multiphase/interFoam/correctPhi.H
index 171e1670f4..642aa1c5d2 100644
--- a/applications/solvers/multiphase/interFoam/correctPhi.H
+++ b/applications/solvers/multiphase/interFoam/correctPhi.H
@@ -1,11 +1,11 @@
 {
 #   include "continuityErrs.H"
 
-    wordList pcorrTypes(pd.boundaryField().types());
+    wordList pcorrTypes(p.boundaryField().types());
 
-    for (label i=0; i<pd.boundaryField().size(); i++)
+    for (label i=0; i<p.boundaryField().size(); i++)
     {
-        if (pd.boundaryField()[i].fixesValue())
+        if (p.boundaryField()[i].fixesValue())
         {
             pcorrTypes[i] = fixedValueFvPatchScalarField::typeName;
         }
@@ -22,7 +22,7 @@
             IOobject::NO_WRITE
         ),
         mesh,
-        dimensionedScalar("pcorr", pd.dimensions(), 0.0),
+        dimensionedScalar("pcorr", p.dimensions(), 0.0),
         pcorrTypes
     );
 
@@ -37,7 +37,7 @@
             fvm::laplacian(rUAf, pcorr) == fvc::div(phi)
         );
 
-        pcorrEqn.setReference(pdRefCell, pdRefValue);
+        pcorrEqn.setReference(pRefCell, pRefValue);
         pcorrEqn.solve();
 
         if (nonOrth == nNonOrthCorr)
diff --git a/applications/solvers/multiphase/interFoam/createFields.H b/applications/solvers/multiphase/interFoam/createFields.H
index 7063774752..622d5d578c 100644
--- a/applications/solvers/multiphase/interFoam/createFields.H
+++ b/applications/solvers/multiphase/interFoam/createFields.H
@@ -1,9 +1,9 @@
-    Info<< "Reading field pd\n" << endl;
-    volScalarField pd
+    Info<< "Reading field p\n" << endl;
+    volScalarField p
     (
         IOobject
         (
-            "pd",
+            "p",
             runTime.timeName(),
             mesh,
             IOobject::MUST_READ,
@@ -83,45 +83,9 @@
     );
 
 
-    Info<< "Calculating field g.h\n" << endl;
-    volScalarField gh("gh", g & mesh.C());
-    surfaceScalarField ghf("ghf", g & mesh.Cf());
-
-
-    volScalarField p
-    (
-        IOobject
-        (
-            "p",
-            runTime.timeName(),
-            mesh,
-            IOobject::NO_READ,
-            IOobject::AUTO_WRITE
-        ),
-        pd + rho*gh
-    );
-
-
-    label pdRefCell = 0;
-    scalar pdRefValue = 0.0;
-    setRefCell(pd, mesh.solutionDict().subDict("PISO"), pdRefCell, pdRefValue);
-
+    label pRefCell = 0;
     scalar pRefValue = 0.0;
-
-    if (pd.needReference())
-    {
-        pRefValue = readScalar
-        (
-            mesh.solutionDict().subDict("PISO").lookup("pRefValue")
-        );
-
-        p += dimensionedScalar
-        (
-            "p",
-            p.dimensions(),
-            pRefValue - getRefCellValue(p, pdRefCell)
-        );
-    }
+    setRefCell(p, mesh.solutionDict().subDict("PISO"), pRefCell, pRefValue);
 
 
     // Construct interface from alpha1 distribution
diff --git a/applications/solvers/multiphase/interFoam/interFoam.C b/applications/solvers/multiphase/interFoam/interFoam.C
index 4dd86bd8f7..b111351c39 100644
--- a/applications/solvers/multiphase/interFoam/interFoam.C
+++ b/applications/solvers/multiphase/interFoam/interFoam.C
@@ -89,18 +89,6 @@ int main(int argc, char *argv[])
 
         #include "continuityErrs.H"
 
-        p = pd + rho*gh;
-
-        if (pd.needReference())
-        {
-            p += dimensionedScalar
-            (
-                "p",
-                p.dimensions(),
-                pRefValue - getRefCellValue(p, pdRefCell)
-            );
-        }
-
         turbulence->correct();
 
         runTime.write();
diff --git a/applications/solvers/multiphase/interFoam/pEqn.H b/applications/solvers/multiphase/interFoam/pEqn.H
index e5afbb8e4f..25482fa994 100644
--- a/applications/solvers/multiphase/interFoam/pEqn.H
+++ b/applications/solvers/multiphase/interFoam/pEqn.H
@@ -12,33 +12,33 @@
 
     phi = phiU +
         (
-            fvc::interpolate(interface.sigmaK())*fvc::snGrad(alpha1)
-          - ghf*fvc::snGrad(rho)
-        )*rUAf*mesh.magSf();
+            fvc::interpolate(interface.sigmaK())*fvc::snGrad(alpha1)*mesh.magSf()
+          + fvc::interpolate(rho)*(g & mesh.Sf())
+        )*rUAf;
 
-    adjustPhi(phi, U, pd);
+    adjustPhi(phi, U, p);
 
     for(int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
     {
-        fvScalarMatrix pdEqn
+        fvScalarMatrix pEqn
         (
-            fvm::laplacian(rUAf, pd) == fvc::div(phi)
+            fvm::laplacian(rUAf, p) == fvc::div(phi)
         );
 
-        pdEqn.setReference(pdRefCell, pdRefValue);
+        pEqn.setReference(pRefCell, pRefValue);
 
         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();
         }
     }