?
CASE I Lid-driven cavity flow

For this case the only moving wall is at the top. Some grids are used for this case. The shape is also changed.

The grid


Regular cell size for an initial approximation


Finest cells in the whole mesh


Regular cell size changing the shape of the box


Finest cells in the mesh at walls

Results


P obtained with the finest cells at walls


U for a regular cell size


U for a finest uniform grid


U for a regular size but changing the shape of the box


U for the finest cells at walls