Quote:
Originally Posted by tomi_k
may have my terminology wrong about "laminar".... but target is to get a good attached flow over the whole cap (not turbulent)... testing will show that....
|
Large scale turbulence is detached airflow. Boundary layer turbulence is almost inevitable, and works as a cushion. The thicker it is, the more basic drag you get, but also the greater resistance to separation. If a shape is too abrupt, we deliberately add boundary layer turbulators.