Lecture 8: Models of drag in two dimensions.
Prandtl's lifting line theory of the 3D wing.
How drag can arise in 2D. von Karman's vortex street. Kirchoff's
free-streamline solution for flow past a flat plate broadside on.
Prandtl's liftling-line theory of the three-dimensional wing.
Suggested reading:
- Batchelor pp. 580-591.
- You will find a sectiion of the vortex street in Milne-Thomson
and in Saffman. The kirchoff solution is treated in Milne-Thomson.