Mailing List flyrotary@lancaironline.net Message #15344
From: rijakits <rijakits@cwpanama.net>
Subject: Re: [FlyRotary] Re: More flying
Date: Mon, 17 Jan 2005 14:28:36 -0500
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Time to start to think about a big, bad speed brake? :))

Thomas J.


----- Original Message ----- From: "Paul" <sqpilot@bellsouth.net>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Monday, January 17, 2005 8:53 AM
Subject: [FlyRotary] Re: More flying


Hi, Tom....Unfortunately, I am still in flight testing phase, and I am
slowly expanding the speed envelope 5 knots at a time to make sure there
is
no flutter, so this time I throttled back when the indicated airspeed hit
145 knots.  Next flight, I will let it accelerate to 150 knots before
throttling back, then the next aim is for 155 knots, etc until there just
ain't no more.  Then, I will push the nose over to gain more airspeed (5
knots at a time) until I reach at least 25% above normal cruise speed
(whatever that may be).  I need to know that the airframe/control surfaces
are flutter-free. Part of the 40 hour test flight requirements.
Unfortunately, I will probably get all that done, and by then I will
probably have my super-duper street ported 4-port with NA rotors and
housings assembled/installed, and will have to start testing at higher
airspeeds than the stock turbo engine I now have (which does not have a
turbo on it).  My guestimate is that it would probably do around 160 knots
in it's present configuration, but I don't know for sure.  I DO know that
it
is difficult to slow down in the pattern. I try to maintain 120 knots
downwind, 110 on base, 100 on short final and then 85 knots over the
numbers, and if you are just 10 knots fast, you might as well just go
around, because you will float most of the way down the runway trying to
bleed off airspeed. I could probably trim a few knots off those speeds if
there was no crosswind, but the airport I fly out of almost always has a
crosswind. I have to throttle to just above an idle on entering downwind
to
try to slow her to 120 knots. I will be adding the low-drag wheelpants
sometime in the future....that should yield an additional increase in
airspeed.  Take care.  Paul Conner
----- Original Message ----- From: "Tom" <tomtugan@yahoo.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Monday, January 17, 2005 12:13 AM
Subject: [FlyRotary] Re: More flying


> Pardon me Paul for being so shallow, but how fast did you get it going?
>
> --- Paul <sqpilot@bellsouth.net> wrote:
>
>
>
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