View Single Post
Old 06-23-2010, 05:05 PM   #16 (permalink)
aerohead
Master EcoModder
 
aerohead's Avatar
 
Join Date: Jan 2008
Location: Sanger,Texas,U.S.A.
Posts: 15,895
Thanks: 23,972
Thanked 7,223 Times in 4,650 Posts
drogue

Quote:
Originally Posted by Bennett_Racing View Post
Thanks for reply, sorry but what is a drogue effect?
If the car had a full tapered tail it would be prone to behave more like a lake canoe or racing kayak,requiring constant inputs of the oars to maintain direction.
With the tail chopped off,the base pressure created behind the chop acts in a 'drogue'( braking ) effect directly opposed to the direction of travel,as the drogue-chutes do at the end of the run.
This drag is a trade-off for directional stability,keeping the boot going same direction as bonnet.
  Reply With Quote