openfoam/applications/solvers/multiphase/multiphaseEulerFoam/TEqns.H

37 lines
829 B
C

{
volScalarField kByCp1("kByCp1", alpha1*(k1/Cp1/rho1 + sqr(Ct)*nut2/Prt));
volScalarField kByCp2("kByCp2", alpha2*(k2/Cp2/rho2 + nut2/Prt));
fvScalarMatrix T1Eqn
(
fvm::ddt(alpha1, T1)
+ fvm::div(alphaPhi1, T1)
- fvm::laplacian(kByCp1, T1)
==
heatTransferCoeff*T2/Cp1/rho1
- fvm::Sp(heatTransferCoeff/Cp1/rho1, T1)
+ alpha1*Dp1Dt/Cp1/rho1
);
fvScalarMatrix T2Eqn
(
fvm::ddt(alpha2, T2)
+ fvm::div(alphaPhi2, T2)
- fvm::laplacian(kByCp2, T2)
==
heatTransferCoeff*T1/Cp2/rho2
- fvm::Sp(heatTransferCoeff/Cp2/rho2, T2)
+ alpha2*Dp2Dt/Cp2/rho2
);
T1Eqn.relax();
T1Eqn.solve();
T2Eqn.relax();
T2Eqn.solve();
// Update compressibilities
psi1 = 1.0/(R1*T1);
psi2 = 1.0/(R2*T2);
}