Re: Question about wing shape design

From: N Dennis <wombatt_at_gmail.com>
Date: Sat, 9 Mar 2019 20:49:49 -0500

Fwiw, I made a form from thin metal sheet (flashing) mounted on fitted wood
end pieces with hooks to clamp, I heat that oven to190 deg f, h
Clamp rib blank sheets and heat for about10 minutes let cool. zinc amp and
strip ribs,

Wombat

On Sat, Mar 9, 2019 at 7:46 PM Chuck Andraka ceandra_at_comcast.net
[Indoor_Construction] <Indoor_Construction_at_yahoogroups.com> wrote:

>
>
> The Wright stuff wing is pretty simple, and the heavy weight limits
> efficiency. I would look at a simple segment of a circle, with 6%
> thickness. I doubt there is much to be gained with a simplex in this
> configuration. I suppose you could try it, at 6%.
>
> You will find a lot more potential in running the rubber, prop, c.g., and
> incidence.
>
> Chuck
>
> On Mar 9, 2019 6:01 PM, "Yuming Niu ymniu2003_at_yahoo.com
> [Indoor_Construction]" <Indoor_Construction_at_yahoogroups.com> wrote:
>
>
>
> I am helping my son for his Wright Stuff. I downloaded the lsim34.exe tool
> from this forum. The wing dimension for Wright Stuff this year is: 70mm
> wing chord and 350mm wing span. How to design the simplex shape to achieve
> the best efficiency? The tool only asks for 2 inputs: one is the thickness
> and the other is wing chord. Could anyone give me some suggestion that how
> to design the simplex shape to achieve the best wing efficiency?
>
> Thanks
> Mason
>
>
>
>
>
Received on Sat Mar 09 2019 - 17:50:03 CET