146 lines
3.1 KiB
C++
146 lines
3.1 KiB
C++
Info<< "Reading field p\n" << endl;
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volScalarField p
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(
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IOobject
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(
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"p",
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runTime.timeName(),
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mesh,
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IOobject::MUST_READ,
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IOobject::AUTO_WRITE
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),
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mesh
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);
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Info<< "Reading field alpha1\n" << endl;
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volScalarField alpha1
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(
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IOobject
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(
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"alpha1",
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runTime.timeName(),
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mesh,
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IOobject::MUST_READ,
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IOobject::AUTO_WRITE
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),
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mesh
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);
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Info<< "Calculating field alpha1\n" << endl;
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volScalarField alpha2("alpha2", scalar(1) - alpha1);
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Info<< "Reading field U\n" << endl;
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volVectorField U
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(
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IOobject
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(
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"U",
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runTime.timeName(),
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mesh,
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IOobject::MUST_READ,
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IOobject::AUTO_WRITE
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),
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mesh
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);
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#include "createPhi.H"
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Info<< "Reading transportProperties\n" << endl;
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twoPhaseMixture twoPhaseProperties(U, phi);
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dimensionedScalar rho10
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(
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twoPhaseProperties.subDict
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(
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twoPhaseProperties.phase1Name()
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).lookup("rho0")
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);
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dimensionedScalar rho20
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(
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twoPhaseProperties.subDict
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(
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twoPhaseProperties.phase2Name()
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).lookup("rho0")
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);
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dimensionedScalar psi1
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(
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twoPhaseProperties.subDict
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(
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twoPhaseProperties.phase1Name()
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).lookup("psi")
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);
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dimensionedScalar psi2
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(
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twoPhaseProperties.subDict
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(
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twoPhaseProperties.phase2Name()
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).lookup("psi")
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);
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dimensionedScalar pMin(twoPhaseProperties.lookup("pMin"));
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volScalarField rho1 = rho10 + psi1*p;
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volScalarField rho2 = rho20 + psi2*p;
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volScalarField rho
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(
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IOobject
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(
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"rho",
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runTime.timeName(),
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mesh,
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IOobject::READ_IF_PRESENT,
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IOobject::AUTO_WRITE
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),
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alpha1*rho1 + alpha2*rho2
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);
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// Mass flux
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// Initialisation does not matter because rhoPhi is reset after the
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// alpha1 solution before it is used in the U equation.
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surfaceScalarField rhoPhi
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(
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IOobject
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(
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"rho*phi",
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runTime.timeName(),
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mesh,
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IOobject::NO_READ,
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IOobject::NO_WRITE
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),
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fvc::interpolate(rho)*phi
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);
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volScalarField dgdt =
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pos(alpha2)*fvc::div(phi)/max(alpha2, scalar(0.0001));
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// Construct interface from alpha1 distribution
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interfaceProperties interface(alpha1, U, twoPhaseProperties);
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// Construct incompressible turbulence model
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autoPtr<incompressible::turbulenceModel> turbulence
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(
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incompressible::turbulenceModel::New(U, phi, twoPhaseProperties)
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);
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wordList pcorrTypes
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(
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p.boundaryField().size(),
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zeroGradientFvPatchScalarField::typeName
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);
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for (label i=0; i<p.boundaryField().size(); i++)
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{
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if (p.boundaryField()[i].fixesValue())
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{
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pcorrTypes[i] = fixedValueFvPatchScalarField::typeName;
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}
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}
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mesh.schemesDict().setFluxRequired(p.name());
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