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compressibleTwoPhaseEulerFoam: Improved handling of compressibility effect on continuity and boundedness

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This commit is contained in:
Henry
2013-01-19 14:15:57 +00:00
parent 5c39c64327
commit 6e5e96414d
7 changed files with 33 additions and 16 deletions
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8
applications/solvers/multiphase/compressibleTwoPhaseEulerFoam/EEqns.H
View File

@ -21,6 +21,10 @@
(
fvm::ddt(alpha1, he1)
+ fvm::div(alphaPhi1, he1)
// Compressibity correction
- fvm::Sp(fvc::ddt(alpha1) + fvc::div(alphaPhi1), he1)
- fvm::laplacian(k1, he1)
==
heatTransferCoeff*(thermo2.T() - thermo1.T())/rho1
@ -33,6 +37,10 @@
(
fvm::ddt(alpha2, he2)
+ fvm::div(alphaPhi2, he2)
// Compressibity correction
- fvm::Sp(fvc::ddt(alpha2) + fvc::div(alphaPhi2), he2)
- fvm::laplacian(k2, he2)
==
heatTransferCoeff*(thermo1.T() - thermo2.T())/rho2

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

@ -31,6 +31,9 @@ fvVectorMatrix U2Eqn(U2, U2.dimensions()*dimVol/dimTime);
fvm::ddt(alpha1, U1)
+ fvm::div(alphaPhi1, U1)
// Compressibity correction
- fvm::Sp(fvc::ddt(alpha1) + fvc::div(alphaPhi1), U1)
+ Cvm*rho2*alpha1*alpha2/rho1*
(
fvm::ddt(U1)
@ -61,6 +64,9 @@ fvVectorMatrix U2Eqn(U2, U2.dimensions()*dimVol/dimTime);
fvm::ddt(alpha2, U2)
+ fvm::div(alphaPhi2, U2)
// Compressibity correction
- fvm::Sp(fvc::ddt(alpha2) + fvc::div(alphaPhi2), U2)
+ Cvm*rho2*alpha1*alpha2/rho2*
(
fvm::ddt(U2)

8
applications/solvers/multiphase/compressibleTwoPhaseEulerFoam/turbulenceModel/kEpsilon.H
View File

@ -16,6 +16,10 @@ if (turbulence)
(
fvm::ddt(alpha2, epsilon)
+ fvm::div(alphaPhi2, epsilon)
// Compressibity correction
- fvm::Sp(fvc::ddt(alpha2) + fvc::div(alphaPhi2), epsilon)
- fvm::laplacian
(
alpha1Eps*nuEff2, epsilon,
@ -41,6 +45,10 @@ if (turbulence)
(
fvm::ddt(alpha2, k)
+ fvm::div(alphaPhi2, k)
// Compressibity correction
- fvm::Sp(fvc::ddt(alpha2) + fvc::div(alphaPhi2), k)
- fvm::laplacian
(
alpha1k*nuEff2, k,

8
tutorials/multiphase/compressibleTwoPhaseEulerFoam/bubbleColumn/system/fvSchemes
View File

@ -18,8 +18,6 @@ FoamFile
ddtSchemes
{
default Euler;
"ddt\(alpha.*,.*\)" bounded Euler;
}
gradSchemes
@ -34,15 +32,15 @@ divSchemes
div(phi,alphaair) Gauss vanLeer;
div(phir,alphaair) Gauss vanLeer;
"div\(alphaPhi.*,U.*\)" bounded Gauss limitedLinearV 1;
"div\(alphaPhi.*,U.*\)" Gauss limitedLinearV 1;
"div\(phi.*,U.*\)" Gauss limitedLinearV 1;
"div\(\(alpha.*Rc\)\)" Gauss linear;
"div\(phid.*,p\)" Gauss upwind;
"div\(alphaPhi.*,h.*\)" bounded Gauss limitedLinear 1;
"div\(alphaPhi.*,h.*\)" Gauss limitedLinear 1;
"div\(phi.*,K.*\)" Gauss limitedLinear 1;
"div\(alphaPhi.*,(k|epsilon)\)" bounded Gauss limitedLinear 1;
"div\(alphaPhi.*,(k|epsilon)\)" Gauss limitedLinear 1;
}
laplacianSchemes

10
tutorials/multiphase/compressibleTwoPhaseEulerFoam/fluidisedBed/system/fvSchemes
View File

@ -18,8 +18,6 @@ FoamFile
ddtSchemes
{
default Euler;
"ddt\(alpha.,.*\)" bounded Euler;
}
gradSchemes
@ -34,16 +32,16 @@ divSchemes
div(phi,alpha1) Gauss vanLeer;
div(phir,alpha1) Gauss vanLeer;
"div\(alphaPhi.,U.\)" bounded Gauss limitedLinearV 1;
"div\(alphaPhi.,U.\)" Gauss limitedLinearV 1;
"div\(phi.,U.\)" Gauss limitedLinearV 1;
"div\(\(alpha.*Rc\)\)" Gauss linear;
"div\(phid.,p\)" Gauss upwind;
"div\(alphaPhi.,h.\)" bounded Gauss limitedLinear 1;
"div\(alphaPhi.,h.\)" Gauss limitedLinear 1;
"div\(phi.,K.\)" Gauss limitedLinear 1;
div(alphaPhi2,k) bounded Gauss limitedLinear 1;
div(alphaPhi2,epsilon) bounded Gauss limitedLinear 1;
div(alphaPhi2,k) Gauss limitedLinear 1;
div(alphaPhi2,epsilon) Gauss limitedLinear 1;
}
laplacianSchemes

8
tutorials/multiphase/compressibleTwoPhaseEulerFoam/mixerVessel2D/system/fvSchemes
View File

@ -18,8 +18,6 @@ FoamFile
ddtSchemes
{
default Euler;
"ddt\(alpha.*,.*\)" bounded Euler;
}
gradSchemes
@ -34,15 +32,15 @@ divSchemes
div(phi,alpha1) Gauss vanLeer;
div(phir,alpha1) Gauss vanLeer;
"div\(alphaPhi.,U.\)" bounded Gauss limitedLinearV 1;
"div\(alphaPhi.,U.\)" Gauss limitedLinearV 1;
"div\(phi.,U.\)" Gauss limitedLinearV 1;
"div\(\(alpha.*Rc\)\)" Gauss linear;
"div\(phid.,p\)" Gauss linear;
"div\(alphaPhi.,h.\)" bounded Gauss limitedLinear 1;
"div\(alphaPhi.,h.\)" Gauss limitedLinear 1;
"div\(phi.,K.\)" Gauss linear;
"div\(alphaPhi.,(k|epsilon)\)" bounded Gauss limitedLinear 1;
"div\(alphaPhi.,(k|epsilon)\)" Gauss limitedLinear 1;
}
laplacianSchemes

1
tutorials/multiphase/twoPhaseEulerFoam/bubbleColumn/constant/polyMesh/boundary
View File

@ -38,6 +38,7 @@ FoamFile
defaultFaces
{
type empty;
inGroups 1(empty);
nFaces 3750;
startFace 3850;
}