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Forum: Aerodynamics

06-07-2011, 08:49 AM

Replies: 14

Surface Drag

Views: 1,881

Posted By nicholdime

RE: Surface Drag

There is a lot of complicated papers and theory on the subject. Enough hot air to produce a good sized thermal.But nothing directly relating to model gliding. I had hoped to find that somebody had...

Forum: Aerodynamics

06-06-2011, 12:40 AM

Replies: 14

Surface Drag

Views: 1,881

Posted By nicholdime

RE: Surface Drag

Thanks for all the info .I was looking for objective conformation rather than my subjective "I've put a lot of work into the model so it must be better" and the lift is beeter today than when I last...

Forum: Aerodynamics

06-05-2011, 06:00 AM

Replies: 14

Surface Drag

Views: 1,881

Posted By nicholdime

RE: Surface Drag

I have just recovered an old beaten up Widthing in Lam film and I think the difference in speed is quite noticeable. I looking at some of my other gliders and wondering whether to recover them with...

Forum: Aerodynamics

06-05-2011, 01:17 AM

Replies: 14

Surface Drag

Views: 1,881

Posted By nicholdime

Surface Drag

Hi I'm curious about the difference in drag between various surface finishes and the effect on speed.
For example would there be a "noticeable" difference in performance between a molded...

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