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If you're going to make power, you have to burn gas. 265 HP at 15 gph
would be a bsfc of about .34. That would be pretty amazing. :)
Bob W.
On Thu, 22 Jan 2009 21:19:51 -0800
"Greg Ward" <gregw@onestopdesign.biz> wrote:
> Agree to that. Our projections on the turbo 20B are much higher than that.
> Greg
> ----- Original Message -----
> From: Al Gietzen
> To: Rotary motors in aircraft
> Sent: Thursday, January 22, 2009 9:13 PM
> Subject: [FlyRotary] Re: Mark's BBQ Run / 20B numbers
>
>
> Ed;
>
>
>
> Seems like your numbers are about 100 hp - or maybe one rotor - too low.
>
>
>
> Al G
>
>
>
> -----Original Message-----
> From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Ed Anderson
> Sent: Thursday, January 22, 2009 8:34 PM
> To: Rotary motors in aircraft
> Subject: [FlyRotary] Re: Mark's BBQ Run / 20B numbers
>
>
>
> Doug, at 15 gph at 6000 rpm, Mark would be making approx 165 HP, perhaps a bit more, using a very conservative BSFC of 0.55. If you assume a bit better BSFC of 0.49 it would be around 183 HP.
>
>
>
>
>
> Ed
>
>
>
> Ed Anderson
>
> Rv-6A N494BW Rotary Powered
>
> Matthews, NC
>
> eanderson@carolina.rr.com
>
> http://www.andersonee.com
>
> http://www.dmack.net/mazda/index.html
>
> http://www.flyrotary.com/
>
> http://members.cox.net/rogersda/rotary/configs.htm#N494BW
>
>
>
>
> ------------------------------------------------------------------------------
>
> From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of DLOMHEIM@aol.com
> Sent: Thursday, January 22, 2009 9:38 PM
> To: Rotary motors in aircraft
> Subject: [FlyRotary] Mark's BBQ Run / 20B numbers
>
>
>
> Mark:
>
>
>
> Great story...thanks for posting it! At 6,000 rpm and 15 gph, how many HP do you think you're developing?
>
>
>
> Also, have you by chance flown side by side with another Lycoming powered ES for comparison purposes? If so what did you learn?
>
>
>
> We're going to have a couple of "burger burns" at our airport ((2OK2) just east of Tinker AFB) this Spring / Summer, so maybe you'll feel like going on a short cross country up this way and show our little EAA chapter what a three rotor looks and sounds like?!
>
>
>
> Blue Skies
>
>
>
> Doug
>
> RV-9A, 13B
>
> Organizing the hanger for Spring FWF and canopy work!
>
>
>
>
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--
N93BD - Rotary Powered BD-4 - http://www.bob-white.com
3.8 Hours Total Time and holding
Cables for your rotary installation - http://roblinstores.com/
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