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kieranhood (Aerospace)
22 Mar 08 16:56
Hi, For a uni project we're trying to do a detailed design on a wing to reduce the induced drag, we have decided to use winglets to do this but have no idea where to start off for designing this. We were thinking of doing a simplified analysis of the wing and then testing the results with a more detailed cfd simulation. Does anyone know of any theory we can use to do this? Thanks, Kieran
mohr (Aeronautics)
26 Mar 08 21:31
Hi kieranhood:
Vortex lattice method may help you. Check works done by Lamar at NASA Technical server.
Regards
jonnycowboy (Mechanical)
1 Apr 08 1:05
Hi Kieran, You can also add counter-rotating tip-mounted props to reduce vortex flow. 字串6
Here is a good article from one of the fathers of winglet design.
http://www.mandhsoaring.com/articles/Winglet_Design.pdf
wktaylor (Aeronautics)
4 Apr 08 8:57
kieranhood...
go to: www.AIAA.org ....
click on: "Publications and Papers" [gray bar just below the AIAA heading]
enter search topic: "winglet"
Dozens of papers on the topic are listed [may take a minute or two to retrieve info/listing]. Regards, Wil Taylor
(Click:)
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