applications/solvers/heatTransfer/chtMultiRegionFoam/chtMultiRegionSimpleFoam/fluid/UEqn.H

   1     // Solve the Momentum equation
   2     tmp<fvVectorMatrix> UEqn
   3     (
   4         fvm::div(phi, U)
   5       + turb.divDevRhoReff(U)
   6     );
   7
   8     UEqn().relax();
   9
  10     solve
  11     (
  12         UEqn()
  13      ==
  14         fvc::reconstruct
  15         (
  16             (
  17               - ghf*fvc::snGrad(rho)
  18               - fvc::snGrad(p_rgh)
  19             )*mesh.magSf()
  20         )
  21     );