Correction to the PDR drag model.

This commit is contained in:
henry
2008-11-20 16:53:14 +00:00
parent 16e9f10e22
commit 95b8a978ff

View File

@ -117,7 +117,7 @@ Foam::tmp<Foam::volSymmTensorField> Foam::PDRDragModels::basic::Dcu() const
{
const volScalarField& betav = U_.db().lookupObject<volScalarField>("betav");
return rho_*CR_*mag(U_) + (Csu*I)*betav*turbulence_.muEff()*Aw2_;
return (0.5*rho_)*CR_*mag(U_) + (Csu*I)*betav*turbulence_.muEff()*Aw2_;
}
@ -126,7 +126,7 @@ Foam::tmp<Foam::volScalarField> Foam::PDRDragModels::basic::Gk() const
const volScalarField& betav = U_.db().lookupObject<volScalarField>("betav");
return
rho_*mag(U_)*(U_ & CT_ & U_)
(0.5*rho_)*mag(U_)*(U_ & CT_ & U_)
+ Csk*betav*turbulence_.muEff()*Aw2_*magSqr(U_);
}