Gallery of Flow Images

Streaklines for potential flow around a square. The streaklines were produced by injecting a fluorescent dye through a manifold. In steady flow these streaklines coincide with both pathlines and streamlines.

Flow structure around an automobile. The separated region in the wake is responsible for the form drag on the car. The bigger the separated region, the more the drag.

Compare the size of the wake region of the model A automobile to that of the sports car.

The behavior of the boundary layer flow around a solid body depends greatly on the shape of the body and the relative orientation to the oncoming flow.

Flow around a cylinder. The von Karman vortex street is seen downstream of the cylinder.