openfoam/applications/solvers/multiphase/interFoam/interMixingFoam/createFields.H

129 lines
2.2 KiB
C

#include "createRDeltaT.H"
Info<< "Reading field p_rgh\n" << endl;
volScalarField p_rgh
(
IOobject
(
"p_rgh",
runTime.timeName(),
mesh,
IOobject::MUST_READ,
IOobject::AUTO_WRITE
),
mesh
);
Info<< "Reading field U\n" << endl;
volVectorField U
(
IOobject
(
"U",
runTime.timeName(),
mesh,
IOobject::MUST_READ,
IOobject::AUTO_WRITE
),
mesh
);
#include "createPhi.H"
immiscibleIncompressibleThreePhaseMixture mixture(U, phi);
volScalarField& alpha1(mixture.alpha1());
volScalarField& alpha2(mixture.alpha2());
volScalarField& alpha3(mixture.alpha3());
const dimensionedScalar& rho1 = mixture.rho1();
const dimensionedScalar& rho2 = mixture.rho2();
const dimensionedScalar& rho3 = mixture.rho3();
dimensionedScalar D23("D23", dimViscosity, mixture);
// Need to store rho for ddt(rho, U)
volScalarField rho
(
IOobject
(
"rho",
runTime.timeName(),
mesh,
IOobject::READ_IF_PRESENT
),
alpha1*rho1 + alpha2*rho2 + alpha3*rho3
);
rho.oldTime();
// Mass flux
// Initialisation does not matter because rhoPhi is reset after the
// alpha solution before it is used in the U equation.
surfaceScalarField rhoPhi
(
IOobject
(
"rhoPhi",
runTime.timeName(),
mesh,
IOobject::NO_READ,
IOobject::NO_WRITE
),
rho1*phi
);
// Construct incompressible turbulence model
autoPtr<incompressible::turbulenceModel> turbulence
(
incompressible::turbulenceModel::New(U, phi, mixture)
);
#include "readGravitationalAcceleration.H"
#include "readhRef.H"
#include "gh.H"
volScalarField p
(
IOobject
(
"p",
runTime.timeName(),
mesh,
IOobject::NO_READ,
IOobject::AUTO_WRITE
),
p_rgh + rho*gh
);
label pRefCell = 0;
scalar pRefValue = 0.0;
setRefCell
(
p,
p_rgh,
pimple.dict(),
pRefCell,
pRefValue
);
if (p_rgh.needReference())
{
p += dimensionedScalar
(
"p",
p.dimensions(),
pRefValue - getRefCellValue(p, pRefCell)
);
p_rgh = p - rho*gh;
}
mesh.schemes().setFluxRequired(p_rgh.name());
mesh.schemes().setFluxRequired(alpha2.name());
#include "createMRF.H"
#include "createFvOptions.H"