View Single Post
Old 08-31-2019, 12:44 PM   #21 (permalink)
aerohead
Master EcoModder
 
aerohead's Avatar
 
Join Date: Jan 2008
Location: Sanger,Texas,U.S.A.
Posts: 10,856
Thanks: 17,144
Thanked 5,810 Times in 3,502 Posts
wide wake

Quote:
Originally Posted by lunarhighway View Post
one thing i think to keep in mind when looking at these things is that the dams in themselves are very unaerodynamic shapes, so they will generate a rather wide "wake",

i suppose they don't need to be the full width of the tire to send the air cleanly around it


so when reverse engineering it's best not to assume "bigger is better"
From the upper image you could imagine the tire training within the wake of the spat and on others,that the flow might jump the void of the wheelhouse and then re-attach once beyond it.Goro Tamai did this at MIT for their solar race cars.

__________________
Photobucket album: http://s1271.photobucket.com/albums/jj622/aerohead2/
  Reply With Quote