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foam-extend4.1-coherent-io/applications/solvers/coupled/conjugateHeatSimpleFoam/UEqn.H

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// Solve the momentum equation
tmp<fvVectorMatrix> UEqn
(
fvm::div(phi, U)
+ turbulence->divDevReff(U)
+ fvm::SuSp(-fvc::div(phi), U)
);
UEqn().relax();
eqnResidual = solve
(
UEqn()
==
fvc::reconstruct
(
(
(
- ghf*fvc::snGrad(rhok)
- fvc::snGrad(p_rgh)
)*mesh.magSf()
)
)
).initialResidual();
maxResidual = max(eqnResidual, maxResidual);