{
    volScalarField rUA = 1.0/UEqn.A();
    surfaceScalarField rUAf = fvc::interpolate(rUA);

    U = rUA*UEqn.H();

    surfaceScalarField phiU
    (
        "phiU",
        (fvc::interpolate(U) & mesh.Sf())
      + fvc::ddtPhiCorr(rUA, rho, U, phi)
    );

    phi = phiU - ghf*fvc::snGrad(rho)*rUAf*mesh.magSf();

    while (pimple.correctNonOrthogonal())
    {
        fvScalarMatrix p_rghEqn
        (
            fvm::laplacian(rUAf, p_rgh) == fvc::div(phi)
        );

        p_rghEqn.setReference(p_rghRefCell, p_rghRefValue);

        p_rghEqn.solve
        (
            mesh.solutionDict().solver(p_rgh.select(pimple.finalInnerIter()))
        );

        if (pimple.finalNonOrthogonalIter())
        {
            phi -= p_rghEqn.flux();
        }
    }

    p == p_rgh + rho*gh;

    if (p_rgh.needReference())
    {
        p += dimensionedScalar
        (
            "p",
            p.dimensions(),
            pRefValue - getRefCellValue(p, p_rghRefCell)
        );
    }

    #include "continuityErrs.H"

    U += rUA*fvc::reconstruct((phi - phiU)/rUAf);
    U.correctBoundaryConditions();
}