From: Ed Anderson <eanderson@carolina.rr.com>
Subject: [FlyRotary] Re: HP was : Mark's BBQ Run / 20B numbers
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Date: Friday, January 23, 2009, 5:43 PM
Hi Paul,

Good to hear from you.  Thanks for the real figures on your
turbo 3 rotor,
couldn't remember them offhand.

I hope the "may fly yet" means it stays in the
family?  Or do you simply
have a good home for it?

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

 

-----Original Message-----
From: Rotary motors in aircraft
[mailto:flyrotary@lancaironline.net] On
Behalf Of fpbjr2001@yahoo.com
Sent: Friday, January 23, 2009 5:31 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: HP was : Mark's BBQ Run / 20B
numbers

ed
  dyno reading of 580hp with 10 lbs boost and 386 ft/lb
torque at 5500 rpm.
  not sold yet. and may fly yet.
                paul brannon    N117ES


--- On Fri, 1/23/09, Ed Anderson
<eanderson@carolina.rr.com> wrote:

> From: Ed Anderson <eanderson@carolina.rr.com>
> Subject: [FlyRotary] Re: HP was : Mark's BBQ Run /
20B numbers
> To: "Rotary motors in aircraft"
<flyrotary@lancaironline.net>
> Date: Friday, January 23, 2009, 3:10 PM
> Should be a fire belching dragon of an engine at over
15psi,
> Greg. > >  > >  15 Psi boost would be roughly 60" Hg of boost
which
> at an A/F ratio of 12
> (assume you would run it a bit rich at those boost
levels)
> would give at
> 6000 rpm approx 550 HP burning 51 gph (more power  at
high
> rpm and boost
> naturally)  and producing a total of  25000 BTU/Min of
heat
> to be dumped
> through the radiator and oil cooler.  Boy, you will
produce
> more heat energy
> that gets dumped through your oil cooler (8484
BTU/Min)
> than my total
> (coolant and oil heat) entire engine puts out.  Hope
you
> have big radiators
> and oil cooler {:>).
> >  > > A couple of guys in South Carolina had a turbo 3 rotor
that
> they stated
> produced over 500 HP on the dyno.  It flew, but
> unfortunately only one
> flight, before one of the partners decided they were
not
> true experimenters
> and they decided to sell the project.  It was really a
nice
> looking set up
> on a Lancair ES.
> >  > > Ed
> >  > > Ed Anderson
> > Rv-6A N494BW Rotary Powered
> > Matthews, NC
> > eanderson@carolina.rr.com
> >  <http://www.andersonee.com>
> http://www.andersonee.com
> >  <http://www.dmack.net/mazda/index.html>
> http://www.dmack.net/mazda/index.html
> > http://www.flyrotary.com/
> > <http://members.cox.net/rogersda/rotary/configs.htm>
>
http://members.cox.net/rogersda/rotary/configs.htm#N494BW
> >  <http://www.dmack.net/mazda/index.html>  > >   _____  > > From: Rotary motors in aircraft
> [mailto:flyrotary@lancaironline.net] On
> Behalf Of Greg Ward
> Sent: Friday, January 23, 2009 10:53 AM
> To: Rotary motors in aircraft
> Subject: [FlyRotary] Re: HP was : Mark's BBQ Run /
20B
> numbers
> >  > > Hey Ed;
> > We are running a 4088 Garrett hair dryer, starting at
about
> 15# of boost,
> and are extensively flow testing both the exhaust and
> induction for best
> efficiency/output.  That's why the pictures, show
> everything a little bit
> different from what everyone else has done.  Trying
for
> optimum runner
> length, as little back pressure as possible, early
heat
> removal, etc.
> Haven't got any real numbers down yet, until we
> (finally) get on the dyno
> but based on what a stock 360hp Cosmo gets for
mileage, and
> going from
> there, we are convinced that fuel flows should be
pretty
> good.  That's why
> they call it "experimental".....(:-)
> > Greg
> > ----- Original Message ----- > > From: Ed <mailto:eanderson@carolina.rr.com> Anderson
> > > To: Rotary <mailto:flyrotary@lancaironline.net> > motors in aircraft > > Sent: Friday, January 23, 2009 5:42 AM
> > Subject: [FlyRotary] HP was : Mark's BBQ Run / 20B
> numbers
> >  > > Hi Greg, well, if the fuel burn figure reported was
correct
> - then the HP
> figures I calculated are in the ball park.
> >  > > We know the 3 rotor is capable of producing
considerably
> more power at sea
> level (per Al's dyno run with his 3 rotor) with
the
> higher air density.
> However, at altitude the upper limit would naturally
be
> less due to the less
> dense air to support combustion, unless you are
running
> some sort of forced
> induction as in a turbo, supercharger or perhaps
nitrous
> oxide chemical
> enhancement. > >  > >  But if the fuel burn was 15 gph, then it does not
matter
> whether it was a 2
> rotor, 3 rotor or 1 rotor (a 1 rotor would really have
to
> be screaming to
> burn at that rate {:>)),  the approx HP equation
is:
> >  > > HP = (Gallon/Hour) *( 6 lb gasoline/gallon ) /BSFC =
> 15*6/0.55 = 90/0.55 =
> 163 HP.
> >  > > Now if you choose a different BSFC such as 0.49 then
you
> get a better
> conversion.  But, I tend to be conservative in my
> estimates.
> >  > > Best Regards
> >  > > Ed
> >  > > Ed Anderson
> > Rv-6A N494BW Rotary Powered
> > Matthews, NC
> > eanderson@carolina.rr.com
> >  <http://www.andersonee.com>
> http://www.andersonee.com
> >  <http://www.dmack.net/mazda/index.html>
> http://www.dmack.net/mazda/index.html
> > http://www.flyrotary.com/
> > <http://members.cox.net/rogersda/rotary/configs.htm>
>
http://members.cox.net/rogersda/rotary/configs.htm#N494BW
> >  <http://www.dmack.net/mazda/index.html>  > > >   _____  > > > From: Rotary motors in aircraft
> [mailto:flyrotary@lancaironline.net] On
> Behalf Of Greg Ward
> Sent: Friday, January 23, 2009 12:20 AM
> To: Rotary motors in aircraft
> Subject: [FlyRotary] Re: Mark's BBQ Run / 20B
numbers
> >  > > Agree to that. Our projections on the turbo 20B are
much
> higher than that.
> > Greg
> > ----- Original Message ----- > > From: Al Gietzen <mailto:ALVentures@cox.net>  > > To: Rotary <mailto:flyrotary@lancaironline.net> > 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.andersonee.com
> >  <http://www.dmack.net/mazda/index.html>
> http://www.dmack.net/mazda/index.html
> > http://www.flyrotary.com/
> > <http://members.cox.net/rogersda/rotary/configs.htm>
>
http://members.cox.net/rogersda/rotary/configs.htm#N494BW
> >  <http://www.dmack.net/mazda/index.html>  > > >   _____  > > > 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!
> >  > > >   _____  > > > A Good Credit Score is 700 or Above. See
>
<http://pr.atwola.com/promoclk/100000075x1215855013x1201028747/aol?redir=htt
>
p://www.freecreditreport.com/pm/default.aspx?sc=668072%26hmpgID=62%26bcd=Dec
> emailfooterNO62>  yours in just 2 easy steps!
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