mirror of
https://github.com/ParticulateFlow/CFDEMcoupling-PFM.git
synced 2025-12-08 06:37:44 +00:00
157 lines
2.7 KiB
C
157 lines
2.7 KiB
C
//===============================
|
|
// particle interaction modelling
|
|
//===============================
|
|
|
|
Info<< "\nReading momentum exchange field Ksl\n" << endl;
|
|
volScalarField Ksl
|
|
(
|
|
IOobject
|
|
(
|
|
"Ksl",
|
|
runTime.timeName(),
|
|
mesh,
|
|
IOobject::MUST_READ,
|
|
IOobject::AUTO_WRITE
|
|
),
|
|
mesh
|
|
//dimensionedScalar("0", dimensionSet(1, -3, -1, 0, 0), 1.0)
|
|
);
|
|
|
|
Info<< "\nReading voidfraction field voidfraction = (Vgas/Vparticle)\n" << endl;
|
|
volScalarField voidfraction
|
|
(
|
|
IOobject
|
|
(
|
|
"voidfraction",
|
|
runTime.timeName(),
|
|
mesh,
|
|
IOobject::MUST_READ,
|
|
IOobject::AUTO_WRITE
|
|
),
|
|
mesh
|
|
);
|
|
voidfraction.oldTime();
|
|
|
|
Info<< "Reading particle velocity field Us\n" << endl;
|
|
volVectorField Us
|
|
(
|
|
IOobject
|
|
(
|
|
"Us",
|
|
runTime.timeName(),
|
|
mesh,
|
|
IOobject::MUST_READ,
|
|
IOobject::AUTO_WRITE
|
|
),
|
|
mesh
|
|
);
|
|
|
|
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
|
|
);
|
|
|
|
Info<< "Reading/calculating face flux field phi\n" << endl;
|
|
surfaceScalarField phi
|
|
(
|
|
IOobject
|
|
(
|
|
"phi",
|
|
runTime.timeName(),
|
|
mesh,
|
|
IOobject::READ_IF_PRESENT,
|
|
IOobject::AUTO_WRITE
|
|
),
|
|
linearInterpolate(U*voidfraction) & mesh.Sf()
|
|
);
|
|
|
|
multiphaseMixture mixture(U, phi, voidfraction);
|
|
|
|
// Need to store rho for ddt(rho, U)
|
|
volScalarField rho
|
|
(
|
|
IOobject
|
|
(
|
|
"rho",
|
|
runTime.timeName(),
|
|
mesh,
|
|
IOobject::READ_IF_PRESENT,
|
|
IOobject::AUTO_WRITE
|
|
),
|
|
mixture.rho()
|
|
);
|
|
rho.oldTime();
|
|
|
|
volScalarField rhoEps ("rhoEps", rho * voidfraction);
|
|
|
|
// 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)
|
|
);
|
|
}
|
|
|
|
mesh.setFluxRequired(p_rgh.name());
|