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From: "Ed Anderson" <eanderson@carolina.rr.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
References: <list-814741@logan.com>
Subject: Re: [FlyRotary] Re: P  port intake design
Date: Mon, 21 Mar 2005 20:27:26 -0500
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We're a rooting for you,  Jerry.  I have a hole saw and just itching to bore
holes in those two housing I have saved for such an event.  I agree that
with just the two ports sucking air that the velocity should stay high and
that's of course good for stuffing those chambers.

Ed A
----- Original Message -----
From: "Jerry Hey" <jerryhey@earthlink.net>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Monday, March 21, 2005 7:36 PM
Subject: [FlyRotary] Re: P port intake design


> Ed,  you are right on all counts.  Space and Ease of fabrication and
> the idea of cold side fuel all play a part.  If I go to an injector
> close the the butterfly such as Power Sport is doing, then I will have
> to go to a single injector as there is not room down there for two. I
> like using  two injectors if I can.  P ports (if the runners are not
> too large) can generate some howling velocities, probably more than an
> intake with four runners, that I hope will help with the throttle
> response.  But we shall see.  This is an experiment and I will change
> what does not work.    Jerry
>
>
>
> On Monday, March 21, 2005, at 07:08 PM, Ed Anderson wrote:
>
> > No error Jerry, but wonder why are you putting the injectors so far
> > away
> > from the port? Space? Ease of fabrication?   I tried putting my four
> > injectors 21 inches away from the port myself and found that while I
> > could
> > not tell any difference in power( up or down), I found a distinctive
> > hesitation bog if I opened the throttle quickly.  Also it was hell to
> > start
> > on a cold morning.  But, a PP port may be a different animal in those
> > regards - actually cold starting should be OK as any liquid fuel will
> > flow
> > down hill.  With my plugs up it has to flow up hill {:>).
> >
> > Good luck, we are all eagerly awaiting the results and I have two
> > almost new
> > rotor housings just waiting.
> >
> > Ed Anderson
> > ----- Original Message -----
> > From: "Jerry Hey" <jerryhey@earthlink.net>
> > To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
> > Sent: Monday, March 21, 2005 6:34 PM
> > Subject: [FlyRotary] P port intake design
> >
> >
> >> I've been messing with the p port intake design.  I think it is about
> >> ready to build.  If anybody sees a glaring stupidity or even a subtle
> >> one, please let me know.
> >>
> >> Still to be resolved is which injectors to use.  Tracy,  do  you have
> >> any suggestions?  Using the 80 per cent rule, I need injectors for
> >> around 260 hp.   Thanks  Jerry
> >>
> >>
> >
> >
> > -----------------------------------------------------------------------
> > -----
> > ----
> >
> >
> >
> >
> >
> >
> > -----------------------------------------------------------------------
> > -----
> > ----
> >
> >
> >>>>  Homepage:  http://www.flyrotary.com/
> >>>>  Archive:   http://lancaironline.net/lists/flyrotary/List.html
> >>
> >
> >
> >
> >>>  Homepage:  http://www.flyrotary.com/
> >>>  Archive:   http://lancaironline.net/lists/flyrotary/List.html
> >
>
>
> >>  Homepage:  http://www.flyrotary.com/
> >>  Archive:   http://lancaironline.net/lists/flyrotary/List.html
>