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Old 01-06-2011, 12:45 PM   #50 (permalink)
AeroModder
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Quote:
Originally Posted by dcb View Post
Vortex generator - Wikipedia, the free encyclopedia
"Objective testing has shown that fitting after-market VGs may reduce cruise speed slightly"
The implication here is that they INCREASE drag. Cars don't have to worry about control surface effectiveness so much.

Darin is as good as it gets when it comes to eco testing methodology BTW.


The problem here is that article is for VGs used on airplane wings. The VGs are placed closer to the leading edge on wings, where VGs on cars are on the trailing edge.
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