X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-fx0-f42.google.com ([209.85.161.42] verified) by logan.com (CommuniGate Pro SMTP 5.4.0) with ESMTPS id 5061628 for flyrotary@lancaironline.net; Sun, 24 Jul 2011 00:58:06 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.161.42; envelope-from=wdleonard@gmail.com Received: by fxe23 with SMTP id 23so5850010fxe.1 for ; Sat, 23 Jul 2011 21:57:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; bh=9vL+5UE0XlD4k4PqP+xBLUAlI83665+S1xXqNhh7lMc=; b=bz0ykoBqFjGkfyhOm8t7JjZLYKvfP44SwwF6IUTwZv2A7qfH34sQB5lSWboVrn6pxK MZfRBU6sd49/dSAamKr6jS0WE75RgJGSmsfpuK1YtjvkeLAusdR9Bk1ydMls/9C4xh8k ACe9R9LbR7v7jYloBeWOppCCiqdn7KQtW0oS8= MIME-Version: 1.0 Received: by 10.223.96.11 with SMTP id f11mr380650fan.8.1311483449107; Sat, 23 Jul 2011 21:57:29 -0700 (PDT) Received: by 10.223.96.197 with HTTP; Sat, 23 Jul 2011 21:57:29 -0700 (PDT) In-Reply-To: References: Date: Sat, 23 Jul 2011 21:57:29 -0700 Message-ID: Subject: Re: [FlyRotary] Re: Flexplate Fix From: David Leonard To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=20cf3054a5591ce4e604a8c98939 --20cf3054a5591ce4e604a8c98939 Content-Type: text/plain; charset=ISO-8859-1 Cool, That car/plane is awesome! I would think that you don't really want the prop carrying the engine, cause that is traviling across the gear 'slop'. Waiting on the edge of my mail box (to send in my EC2) fror when you come out with an upgrade... and the details as an educational point as well. David Leonrd On Sat, Jul 23, 2011 at 7:20 PM, Tracy wrote: > "I am looking forward to a little more weight on the flywheel. I am hoping > that it will further smooth out my idle. > > Dave Leonard > " > > > The heavier flywheel should help but there is more to it than that. > > I was contracted to provide ECUs for the Itec Maverick, a powered parachute > / car. > I recently learned a lot about idle requirements on engines without a > propeller load when I visited their factory to work out tuning for the > engine without a prop load (in ground mode). > Been working on a new idle control strategy for the EC2/3 that I think > will greatly improve the minimum idle speed and smoothness of the engine at > low RPM. Because it wasn't really needed in the past, I did not have a > separate idle strategy in the EC3. I'll report more when it's all worked > out. > > BTW, this is the first flying car I've seen that kicks ass on the ground! > > Tracy > > > > On Sat, Jul 23, 2011 at 8:50 PM, David Leonard wrote: > >> I the the idea of the RX8 plate being thicker may be a mis-nomer. Someone >> reported the 13B plate as 0.065, but I measure mine at 0.08. That is about >> the same reported thickness as theRX8 plate. >> >> That being said, the renisis plate is shaped better (more conical), and >> does not have the nasty lightning holes that exist in the 13B plate, so it >> would still clearly be an improvement. If Tracy changed his damper plate a >> little, it would be the easiest, lightest, and generally cheapest fix. >> Given that the 13B plate has held up for a lot of hours in a lot of >> aircraft, it may very well be sufficient. >> >> I am looking forward to a little more weight on the flywheel. I am hoping >> that it will further smooth out my idle. >> >> Dave Leonard >> >> >> On Sat, Jul 23, 2011 at 5:04 PM, Mark Steitle wrote: >> >>> Kelly, >>> >>> Its on hold waiting to hear how the flywheel fix works out. While >>> heavier by a few pounds, I feel that it is the most durable of any of the >>> solutions discussed to date. >>> >>> Also, I really liked the idea of Tracy coming up with a way to use the >>> thicker RX-8 flexplate. Whatever we work out, for insurance reasons, it >>> ought to be "blessed" by Tracy as the official RWS upgrade. >>> >>> Mark >>> >>> >>> On Sat, Jul 23, 2011 at 6:52 PM, Kelly Troyer wrote: >>> >>>> Mark, >>>> Been bugging Dave now how is your flexplate fix going ??........... >>>> >>>> Kelly Troyer >>>> *"DYKE DELTA JD2" (Eventually)* >>>> "13B ROTARY"_ Engine >>>> "RWS"_RD1C/EC2/EM2 >>>> "MISTRAL"_Backplate/Oil Manifold >>>> "TURBONETICS"_TO4E50 Turbo >>>> >>> >>> >> >> >> -- >> David Leonard >> >> Turbo Rotary RV-6 N4VY >> http://N4VY.RotaryRoster.net >> http://RotaryRoster.net >> > > -- David Leonard Turbo Rotary RV-6 N4VY http://N4VY.RotaryRoster.net http://RotaryRoster.net --20cf3054a5591ce4e604a8c98939 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cool, That car/plane is awesome!

I would think that you don't re= ally want the prop carrying the engine, cause that is traviling across the = gear 'slop'.

Waiting on the edge of my mail box (to send in = my EC2) fror when you come out with an upgrade...=A0 and the details as an = educational point as well.

David Leonrd

On Sat, Jul 23, 2011 at = 7:20 PM, Tracy <= rwstracy@gmail.com> wrote:
"I am looking forward to a little more weight on the= flywheel.=A0 I am hoping that it will further smooth out my idle.

D= ave Leonard
"


The heavier flywheel should help b= ut there is more to it than that.

I was contracted to provide ECUs for the Itec Maverick, a powered parac= hute / car. =A0
I recently learned a lot about idle requirements on eng= ines without a=20 propeller load when I visited their factory to work out tuning for the engi= ne without a prop load (in ground mode).
=A0 Been working on a new=20 idle control strategy for the EC2/3 that I think will greatly improve the= =20 minimum idle speed and smoothness of the engine at low RPM. =A0=A0Because i= t wasn't really needed in the past, I did not have a separate idle=20 strategy in the EC3.=A0 I'll report more when it's all worke= d out.

BTW, this is the first flying car I've seen that kicks as= s on the ground!=A0

Tracy
<= /div>



On Sat, Jul 23, 20= 11 at 8:50 PM, David Leonard <wdleonard@gmail.com> wrote:<= br>
I the the idea of= the RX8 plate being thicker may be a mis-nomer.=A0 Someone reported the 13= B plate as 0.065, but I measure mine at 0.08.=A0 That is about the same rep= orted thickness as theRX8 plate.=A0

That being said, the renisis plate is shaped better (more conical), and= does not have the nasty lightning holes that exist in the 13B plate, so it= would still clearly be an improvement.=A0 If Tracy changed his damper plat= e a little, it would be the easiest, lightest, and generally cheapest fix.= =A0 Given that the 13B plate has held up for a lot of hours in a lot of air= craft, it may very well be sufficient.

I am looking forward to a little more weight on the flywheel.=A0 I am h= oping that it will further smooth out my idle.

Dave Leonard


On Sat, Jul 23, 2011 at 5:04= PM, Mark Steitle <msteitle@gmail.com> wrote:
Kelly,=A0
Its on hold waiting to hear how the flywheel fix works out. =A0= While heavier by a few pounds, I feel that it is the most durable of any of= the solutions discussed to date. =A0

Also, I really liked the idea of Tracy coming up with a way = to use the thicker RX-8 flexplate. =A0Whatever we work out, for insurance r= easons, it ought to be "blessed" by Tracy as the official RWS upg= rade.

Mark =A0 =A0


On Sat, Jul 23, = 2011 at 6:52 PM, Kelly Troyer <keltro@att.net> wrote:
Ma= rk,
=A0 Been bugging Dave now how is your flexplate fix going ??....= .......
=A0
Kelly Troyer
"DYKE DELTA JD2" = (Eventually)
"13B ROTARY"_ Engine
"RWS"_RD1C/EC2/EM2
&quo= t;MISTRAL"_Backplate/Oil Manifold
"TURBONETICS"_TO4E50 Turbo




--
David Leonard

Turbo Rotary RV-6 N4VY
http://N4VY.RotaryRoster.net
http://RotaryRoster.n= et




--
David Leona= rd

Turbo Rotary RV-6 N4VY
http://N4VY.RotaryRoster.net
h= ttp://RotaryRoster.net
--20cf3054a5591ce4e604a8c98939--