Re: Data points for INAV submission?

From: Yuan Kang Lee <ykleetx_at_gmail.com>
Date: Sat, 15 Dec 2012 21:21:43 -0000

Johnson City 1635'.

--- In Indoor_Construction_at_yahoogroups.com, "mkirda@..." <mkirda@...> wrote:
>
> Greetings.
>
> I have been working on a spreadsheet that would compute the Reynolds number that a propeller works at.
>
> One of the variables here was elevation.
>
> Locations
> Urbana 738
> Racine 620
> Kent 1050
> Lakehurst 101
> Kibbie Dome 2610
>
> Before I submit this, if there are any locations you'd like me to include, please send it my way.
>
> Also if anyone knows of a way to compute dynamic viscosity in air given elevation and temp in the same equation, please send it my way. It would make the spreadsheet even easier to use...
>
> Also I am including data points for two outlines - John Kagan's 'Fatboy' outline and Brett Sanborn's 'Source Decay' outline.
> If you have others that you'd like me to include, please send them my way in a simple format.
>
> Prop shaft to beginning of blade length. i.e. 1 inch
>
> Length from innermost part of blade, width (both in inches) Fatboy below...
> 1.25 1.6875
> 2.375 2.25
> 3.5 2.48
> 4.625 2.48
> 5.75 2.25
> 6.875 1.6875
> 7.25 1.3125
>
> Also please do not let the F1D data fool you - this will work with all prop types. I'd love to include a couple pennyplane or A6 props.
>
> Regards.
> Mike Kirda
>
Received on Sat Dec 15 2012 - 13:21:45 CET