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multiphase MRF solvers: added Coriolis contribution to the virtual-mass force

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This commit is contained in:
Henry
2012-03-21 17:35:54 +00:00
parent 503eefc325
commit 78522ae3c6
10 changed files with 19 additions and 9 deletions
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2
applications/solvers/multiphase/compressibleTwoPhaseEulerFoam/DDtU.H
View File

@ -3,9 +3,11 @@
fvc::ddt(U1)
+ fvc::div(phi1, U1)
- fvc::div(phi1)*U1;
mrfZones.addCoriolis(U1, DDtU1);
DDtU2 =
fvc::ddt(U2)
+ fvc::div(phi2, U2)
- fvc::div(phi2)*U2;
mrfZones.addCoriolis(U2, DDtU2);
}

4
applications/solvers/multiphase/compressibleTwoPhaseEulerFoam/UEqns.H
View File

@ -45,7 +45,7 @@ fvVectorMatrix U2Eqn(U2, U2.dimensions()*dimVol/dimTime);
- fvm::Sp(dragCoeff/rho1, U1)
- alpha1*alpha2/rho1*(liftForce - Cvm*rho2*DDtU2)
);
mrfZones.addCoriolis(alpha1, U1Eqn);
mrfZones.addCoriolis(alpha1*(1 + Cvm*rho2*alpha2/rho1), U1Eqn);
U1Eqn.relax();
}
@ -76,7 +76,7 @@ fvVectorMatrix U2Eqn(U2, U2.dimensions()*dimVol/dimTime);
- fvm::Sp(dragCoeff/rho2, U2)
+ alpha1*alpha2/rho2*(liftForce + Cvm*rho2*DDtU1)
);
mrfZones.addCoriolis(alpha2, U2Eqn);
mrfZones.addCoriolis(alpha2*(1 + Cvm*rho2*alpha1/rho2), U2Eqn);
U2Eqn.relax();
}
}

2
applications/solvers/multiphase/multiphaseEulerFoam/DDtU.H
View File

@ -6,4 +6,6 @@ forAllIter(PtrDictionary<phaseModel>, fluid.phases(), iter)
fvc::ddt(phase.U())
+ fvc::div(phase.phi(), phase.U())
- fvc::div(phase.phi())*phase.U();
mrfZones.addCoriolis(phase.U(), phase.DDtU());
}

6
applications/solvers/multiphase/multiphaseEulerFoam/UEqns.H
View File

@ -49,7 +49,11 @@ forAllIter(PtrDictionary<phaseModel>, fluid.phases(), iter)
)
)
);
mrfZones.addCoriolis(alpha, UEqns[phasei]);
mrfZones.addCoriolis
(
alpha*(1 + (1/phase.rho())*fluid.Cvm(phase)),
UEqns[phasei]
);
UEqns[phasei].relax();
phasei++;

2
applications/solvers/multiphase/twoPhaseEulerFoam/DDtU.H
View File

@ -3,9 +3,11 @@
fvc::ddt(U1)
+ fvc::div(phi1, U1)
- fvc::div(phi1)*U1;
mrfZones.addCoriolis(U1, DDtU1);
DDtU2 =
fvc::ddt(U2)
+ fvc::div(phi2, U2)
- fvc::div(phi2)*U2;
mrfZones.addCoriolis(U2, DDtU2);
}

4
applications/solvers/multiphase/twoPhaseEulerFoam/UEqns.H
View File

@ -53,7 +53,7 @@ fvVectorMatrix U2Eqn(U2, U2.dimensions()*dimVol/dimTime);
//+ alpha2/rho1*K*U2 // Explicit drag transfered to p-equation
- alpha2/rho1*(liftCoeff - Cvm*rho2*DDtU2)
);
mrfZones.addCoriolis(U1Eqn);
mrfZones.addCoriolis(scalar(1) + Cvm*rho2*alpha2/rho1, U1Eqn);
U1Eqn.relax();
}
@ -93,7 +93,7 @@ fvVectorMatrix U2Eqn(U2, U2.dimensions()*dimVol/dimTime);
//+ alpha1/rho2*K*U1 // Explicit drag transfered to p-equation
+ alpha1/rho2*(liftCoeff + Cvm*rho2*DDtU1)
);
mrfZones.addCoriolis(U2Eqn);
mrfZones.addCoriolis(scalar(1) + Cvm*rho2*alpha1/rho2, U2Eqn);
U2Eqn.relax();
}
}

2
src/finiteVolume/cfdTools/general/MRF/MRFZone.C
View File

@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2011-2012 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License

2
src/finiteVolume/cfdTools/general/MRF/MRFZone.H
View File

@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2011-2012 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License

2
src/finiteVolume/cfdTools/general/MRF/MRFZones.C
View File

@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2011-2012 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License

2
src/finiteVolume/cfdTools/general/MRF/MRFZones.H
View File

@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2011-2012 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License