From 59f9f9ebd15e269ded39a1b80af7512023c4241c Mon Sep 17 00:00:00 2001
From: Henry <Henry>
Date: Wed, 6 Feb 2013 10:52:49 +0000
Subject: [PATCH] twoPhaseMixture: Add alpha2
---
.../cavitatingFoam/cavitatingDyMFoam/pEqn.H | 8 ++++----
.../multiphase/cavitatingFoam/continuityErrs.H | 2 +-
.../multiphase/cavitatingFoam/createFields.H | 6 ++++--
.../solvers/multiphase/cavitatingFoam/gammaPsi.H | 1 +
.../solvers/multiphase/cavitatingFoam/pEqn.H | 12 ++++++------
.../multiphase/interFoam/LTSInterFoam/alphaEqn.H | 3 ++-
.../interFoam/LTSInterFoam/alphaEqnSubCycle.H | 2 +-
.../solvers/multiphase/interFoam/alphaEqn.H | 3 ++-
.../multiphase/interFoam/alphaEqnSubCycle.H | 2 +-
.../solvers/multiphase/interFoam/createFields.H | 3 ++-
.../twoLiquidMixingFoam/alphaDiffusionEqn.H | 3 ++-
.../twoLiquidMixingFoam/alphaEqnSubCycle.H | 2 +-
.../twoLiquidMixingFoam/createFields.H | 3 ++-
.../twoPhaseMixture.C | 14 +++++++++++++-
.../twoPhaseMixture.H | 16 +++++++++++++++-
15 files changed, 57 insertions(+), 23 deletions(-)
diff --git a/applications/solvers/multiphase/cavitatingFoam/cavitatingDyMFoam/pEqn.H b/applications/solvers/multiphase/cavitatingFoam/cavitatingDyMFoam/pEqn.H
index a4e9e0b40f6..3c4cbb0d32e 100644
--- a/applications/solvers/multiphase/cavitatingFoam/cavitatingDyMFoam/pEqn.H
+++ b/applications/solvers/multiphase/cavitatingFoam/cavitatingDyMFoam/pEqn.H
@@ -4,8 +4,8 @@
p =
(
rho
- - (1.0 - gamma)*rhol0
- - ((gamma*psiv + (1.0 - gamma)*psil) - psi)*pSat
+ - gamma2*rhol0
+ - ((gamma*psiv + gamma2*psil) - psi)*pSat
)/psi;
}
@@ -57,8 +57,8 @@
p =
(
rho
- - (1.0 - gamma)*rhol0
- - ((gamma*psiv + (1.0 - gamma)*psil) - psi)*pSat
+ - gamma2*rhol0
+ - ((gamma*psiv + gamma2*psil) - psi)*pSat
)/psi;
p.correctBoundaryConditions();
diff --git a/applications/solvers/multiphase/cavitatingFoam/continuityErrs.H b/applications/solvers/multiphase/cavitatingFoam/continuityErrs.H
index c5e93c7efb3..ce618ee40f2 100644
--- a/applications/solvers/multiphase/cavitatingFoam/continuityErrs.H
+++ b/applications/solvers/multiphase/cavitatingFoam/continuityErrs.H
@@ -1,5 +1,5 @@
{
- volScalarField thermoRho = psi*p + (1.0 - gamma)*rhol0;
+ volScalarField thermoRho = psi*p + gamma2*rhol0;
dimensionedScalar totalMass = fvc::domainIntegrate(rho);
diff --git a/applications/solvers/multiphase/cavitatingFoam/createFields.H b/applications/solvers/multiphase/cavitatingFoam/createFields.H
index dbacf1dbd3f..c7241406504 100644
--- a/applications/solvers/multiphase/cavitatingFoam/createFields.H
+++ b/applications/solvers/multiphase/cavitatingFoam/createFields.H
@@ -49,6 +49,8 @@
volScalarField& gamma(twoPhaseProperties.alpha1());
gamma.oldTime();
+ volScalarField& gamma2(twoPhaseProperties.alpha2());
+
Info<< "Creating compressibilityModel\n" << endl;
autoPtr<barotropicCompressibilityModel> psiModel =
barotropicCompressibilityModel::New
@@ -62,8 +64,8 @@
rho == max
(
psi*p
- + (1.0 - gamma)*rhol0
- + ((gamma*psiv + (1.0 - gamma)*psil) - psi)*pSat,
+ + gamma2*rhol0
+ + ((gamma*psiv + gamma2*psil) - psi)*pSat,
rhoMin
);
diff --git a/applications/solvers/multiphase/cavitatingFoam/gammaPsi.H b/applications/solvers/multiphase/cavitatingFoam/gammaPsi.H
index b259ddd3222..4edda7336de 100644
--- a/applications/solvers/multiphase/cavitatingFoam/gammaPsi.H
+++ b/applications/solvers/multiphase/cavitatingFoam/gammaPsi.H
@@ -1,5 +1,6 @@
{
gamma = max(min((rho - rholSat)/(rhovSat - rholSat), scalar(1)), scalar(0));
+ gamma2 = 1.0 - gamma;
Info<< "max-min gamma: " << max(gamma).value()
<< " " << min(gamma).value() << endl;
diff --git a/applications/solvers/multiphase/cavitatingFoam/pEqn.H b/applications/solvers/multiphase/cavitatingFoam/pEqn.H
index ea35f79fa14..b2c7d953b53 100644
--- a/applications/solvers/multiphase/cavitatingFoam/pEqn.H
+++ b/applications/solvers/multiphase/cavitatingFoam/pEqn.H
@@ -4,8 +4,8 @@
p =
(
rho
- - (1.0 - gamma)*rhol0
- - ((gamma*psiv + (1.0 - gamma)*psil) - psi)*pSat
+ - gamma2*rhol0
+ - ((gamma*psiv + gamma2*psil) - psi)*pSat
)/psi;
}
@@ -49,8 +49,8 @@
rho == max
(
psi*p
- + (1.0 - gamma)*rhol0
- + ((gamma*psiv + (1.0 - gamma)*psil) - psi)*pSat,
+ + gamma2*rhol0
+ + ((gamma*psiv + gamma2*psil) - psi)*pSat,
rhoMin
);
@@ -59,8 +59,8 @@
p =
(
rho
- - (1.0 - gamma)*rhol0
- - ((gamma*psiv + (1.0 - gamma)*psil) - psi)*pSat
+ - gamma2*rhol0
+ - ((gamma*psiv + gamma2*psil) - psi)*pSat
)/psi;
p.correctBoundaryConditions();
diff --git a/applications/solvers/multiphase/interFoam/LTSInterFoam/alphaEqn.H b/applications/solvers/multiphase/interFoam/LTSInterFoam/alphaEqn.H
index 5f5ac824b8a..faae1976703 100644
--- a/applications/solvers/multiphase/interFoam/LTSInterFoam/alphaEqn.H
+++ b/applications/solvers/multiphase/interFoam/LTSInterFoam/alphaEqn.H
@@ -18,7 +18,7 @@
)
+ fvc::flux
(
- -fvc::flux(-phir, scalar(1) - alpha1, alpharScheme),
+ -fvc::flux(-phir, alpha2, alpharScheme),
alpha1,
alpharScheme
)
@@ -27,6 +27,7 @@
MULES::explicitLTSSolve(alpha1, phi, phiAlpha, 1, 0);
//MULES::explicitSolve(alpha1, phi, phiAlpha, 1, 0);
+ alpha2 = 1.0 - alpha1;
rhoPhi = phiAlpha*(rho1 - rho2) + phi*rho2;
}
diff --git a/applications/solvers/multiphase/interFoam/LTSInterFoam/alphaEqnSubCycle.H b/applications/solvers/multiphase/interFoam/LTSInterFoam/alphaEqnSubCycle.H
index 6c82f940499..57c78027a47 100644
--- a/applications/solvers/multiphase/interFoam/LTSInterFoam/alphaEqnSubCycle.H
+++ b/applications/solvers/multiphase/interFoam/LTSInterFoam/alphaEqnSubCycle.H
@@ -23,4 +23,4 @@ else
#include "alphaEqn.H"
}
-rho == alpha1*rho1 + (scalar(1) - alpha1)*rho2;
+rho == alpha1*rho1 + alpha2*rho2;
diff --git a/applications/solvers/multiphase/interFoam/alphaEqn.H b/applications/solvers/multiphase/interFoam/alphaEqn.H
index b96dcf898da..a2720e20eee 100644
--- a/applications/solvers/multiphase/interFoam/alphaEqn.H
+++ b/applications/solvers/multiphase/interFoam/alphaEqn.H
@@ -18,7 +18,7 @@
)
+ fvc::flux
(
- -fvc::flux(-phir, scalar(1) - alpha1, alpharScheme),
+ -fvc::flux(-phir, alpha2, alpharScheme),
alpha1,
alpharScheme
)
@@ -26,6 +26,7 @@
MULES::explicitSolve(alpha1, phi, phiAlpha, 1, 0);
+ alpha2 = 1.0 - alpha1;
rhoPhi = phiAlpha*(rho1 - rho2) + phi*rho2;
}
diff --git a/applications/solvers/multiphase/interFoam/alphaEqnSubCycle.H b/applications/solvers/multiphase/interFoam/alphaEqnSubCycle.H
index 6c82f940499..57c78027a47 100644
--- a/applications/solvers/multiphase/interFoam/alphaEqnSubCycle.H
+++ b/applications/solvers/multiphase/interFoam/alphaEqnSubCycle.H
@@ -23,4 +23,4 @@ else
#include "alphaEqn.H"
}
-rho == alpha1*rho1 + (scalar(1) - alpha1)*rho2;
+rho == alpha1*rho1 + alpha2*rho2;
diff --git a/applications/solvers/multiphase/interFoam/createFields.H b/applications/solvers/multiphase/interFoam/createFields.H
index df1edf04e1e..c607c685489 100644
--- a/applications/solvers/multiphase/interFoam/createFields.H
+++ b/applications/solvers/multiphase/interFoam/createFields.H
@@ -33,6 +33,7 @@
twoPhaseMixture twoPhaseProperties(U, phi);
volScalarField& alpha1(twoPhaseProperties.alpha1());
+ volScalarField& alpha2(twoPhaseProperties.alpha2());
const dimensionedScalar& rho1 = twoPhaseProperties.rho1();
const dimensionedScalar& rho2 = twoPhaseProperties.rho2();
@@ -48,7 +49,7 @@
mesh,
IOobject::READ_IF_PRESENT
),
- alpha1*rho1 + (scalar(1) - alpha1)*rho2,
+ alpha1*rho1 + alpha2*rho2,
alpha1.boundaryField().types()
);
rho.oldTime();
diff --git a/applications/solvers/multiphase/twoLiquidMixingFoam/alphaDiffusionEqn.H b/applications/solvers/multiphase/twoLiquidMixingFoam/alphaDiffusionEqn.H
index 139646e43c6..6bc5953a4a6 100644
--- a/applications/solvers/multiphase/twoLiquidMixingFoam/alphaDiffusionEqn.H
+++ b/applications/solvers/multiphase/twoLiquidMixingFoam/alphaDiffusionEqn.H
@@ -12,7 +12,8 @@
alpha1Eqn.solve();
+ alpha2 = 1.0 - alpha1;
rhoPhi += alpha1Eqn.flux()*(rho1 - rho2);
}
-rho = alpha1*rho1 + (scalar(1) - alpha1)*rho2;
+rho = alpha1*rho1 + alpha2*rho2;
diff --git a/applications/solvers/multiphase/twoLiquidMixingFoam/alphaEqnSubCycle.H b/applications/solvers/multiphase/twoLiquidMixingFoam/alphaEqnSubCycle.H
index 6c82f940499..57c78027a47 100644
--- a/applications/solvers/multiphase/twoLiquidMixingFoam/alphaEqnSubCycle.H
+++ b/applications/solvers/multiphase/twoLiquidMixingFoam/alphaEqnSubCycle.H
@@ -23,4 +23,4 @@ else
#include "alphaEqn.H"
}
-rho == alpha1*rho1 + (scalar(1) - alpha1)*rho2;
+rho == alpha1*rho1 + alpha2*rho2;
diff --git a/applications/solvers/multiphase/twoLiquidMixingFoam/createFields.H b/applications/solvers/multiphase/twoLiquidMixingFoam/createFields.H
index 0d01b9a9e5e..e98f06e74e5 100644
--- a/applications/solvers/multiphase/twoLiquidMixingFoam/createFields.H
+++ b/applications/solvers/multiphase/twoLiquidMixingFoam/createFields.H
@@ -32,6 +32,7 @@
twoPhaseMixture twoPhaseProperties(U, phi);
volScalarField& alpha1(twoPhaseProperties.alpha1());
+ volScalarField& alpha2(twoPhaseProperties.alpha2());
const dimensionedScalar& rho1 = twoPhaseProperties.rho1();
const dimensionedScalar& rho2 = twoPhaseProperties.rho2();
@@ -42,7 +43,7 @@
dimensionedScalar alphatab(twoPhaseProperties.lookup("alphatab"));
// Need to store rho for ddt(rho, U)
- volScalarField rho("rho", alpha1*rho1 + (scalar(1) - alpha1)*rho2);
+ volScalarField rho("rho", alpha1*rho1 + alpha2*rho2);
rho.oldTime();
diff --git a/src/transportModels/incompressible/incompressibleTwoPhaseMixture/twoPhaseMixture.C b/src/transportModels/incompressible/incompressibleTwoPhaseMixture/twoPhaseMixture.C
index 4ec3ce72f85..4b698138a77 100644
--- a/src/transportModels/incompressible/incompressibleTwoPhaseMixture/twoPhaseMixture.C
+++ b/src/transportModels/incompressible/incompressibleTwoPhaseMixture/twoPhaseMixture.C
@@ -54,7 +54,8 @@ Foam::twoPhaseMixture::twoPhaseMixture
(
const volVectorField& U,
const surfaceScalarField& phi,
- const word& alpha1Name
+ const word& alpha1Name,
+ const word& alpha2Name
)
:
transportModel(U, phi),
@@ -102,6 +103,17 @@ Foam::twoPhaseMixture::twoPhaseMixture
U_.mesh()
),
+ alpha2_
+ (
+ IOobject
+ (
+ found("phases") ? word("alpha" + phase2Name_) : alpha2Name,
+ U_.time().timeName(),
+ U_.db()
+ ),
+ 1.0 - alpha1_
+ ),
+
nu_
(
IOobject
diff --git a/src/transportModels/incompressible/incompressibleTwoPhaseMixture/twoPhaseMixture.H b/src/transportModels/incompressible/incompressibleTwoPhaseMixture/twoPhaseMixture.H
index 025d95f7011..265f862bce2 100644
--- a/src/transportModels/incompressible/incompressibleTwoPhaseMixture/twoPhaseMixture.H
+++ b/src/transportModels/incompressible/incompressibleTwoPhaseMixture/twoPhaseMixture.H
@@ -70,6 +70,7 @@ protected:
const surfaceScalarField& phi_;
volScalarField alpha1_;
+ volScalarField alpha2_;
volScalarField nu_;
@@ -89,7 +90,8 @@ public:
(
const volVectorField& U,
const surfaceScalarField& phi,
- const word& alpha1Name = "alpha1"
+ const word& alpha1Name = "alpha1",
+ const word& alpha2Name = "alpha2"
);
@@ -122,6 +124,18 @@ public:
return alpha1_;
}
+ //- Return the phase-fraction of phase 2
+ const volScalarField& alpha2() const
+ {
+ return alpha2_;
+ }
+
+ //- Return the phase-fraction of phase 2
+ volScalarField& alpha2()
+ {
+ return alpha2_;
+ }
+
//- Return const-access to phase1 viscosityModel
const viscosityModel& nuModel1() const
{
--
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