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pEqn: DO NOT constrain the pressure equation as this will lead to continuity errors

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This commit is contained in:
Henry
2015-02-12 10:42:17 +00:00
parent 332c3cc37f
commit d9eb18adbc
19 changed files with 5 additions and 66 deletions
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13
applications/solvers/multiphase/twoPhaseEulerFoam/pEqn.H
View File

@ -129,8 +129,7 @@
pEqnComp1 =
(
fvc::ddt(alpha1, rho1) + fvc::div(alphaRhoPhi1)
- (fvOptions(alpha1, rho1)&rho1)
contErr1
- fvc::Sp(fvc::ddt(alpha1) + fvc::div(alphaPhi1), rho1)
)/rho1
+ (alpha1/rho1)*correction
@ -143,10 +142,8 @@
pEqnComp2 =
(
fvc::ddt(alpha2, rho2) + fvc::div(alphaRhoPhi2)
- (fvOptions(alpha2, rho2)&rho2)
contErr2
- fvc::Sp(fvc::ddt(alpha2) + fvc::div(alphaPhi2), rho2)
)/rho2
+ (alpha2/rho2)*correction
(
@ -160,16 +157,14 @@
{
pEqnComp1 =
(
fvc::ddt(alpha1, rho1) + fvc::div(alphaRhoPhi1)
- (fvOptions(alpha1, rho1)&rho1)
contErr1
- fvc::Sp(fvc::ddt(alpha1) + fvc::div(alphaPhi1), rho1)
)/rho1
+ (alpha1*psi1/rho1)*correction(fvm::ddt(p));
pEqnComp2 =
(
fvc::ddt(alpha2, rho2) + fvc::div(alphaRhoPhi2)
- (fvOptions(alpha2, rho2)&rho2)
contErr2
- fvc::Sp(fvc::ddt(alpha2) + fvc::div(alphaPhi2), rho2)
)/rho2
+ (alpha2*psi2/rho2)*correction(fvm::ddt(p));

2
applications/solvers/multiphase/twoPhaseEulerFoam/twoPhaseEulerFoam.C
View File

@ -88,7 +88,7 @@ int main(int argc, char *argv[])
(
"contErr2",
fvc::ddt(alpha2, rho2) + fvc::div(alphaRhoPhi2)
- (fvOptions(alpha2, rho2)&rho2)
- (fvOptions(alpha2, rho2)&rho2)
);