Properties🔗

• First order
• Bounded
• Face value set according to the upstream value
• Equivalent to assuming that the cell values are isotropic with a value that represents the average value

Normalised Variable Diagram🔗

Usage🔗

The scheme is specified using:

divSchemes
{
    default         none;
    div(phi,U)      Gauss upwind;
}

Further information🔗

Source code:

• $FOAM_SRC/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/upwind

API:

• Foam::upwind

Reference:

• Spalding [72]