X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from lincoln.lisco.com ([69.18.32.37] verified) by logan.com (CommuniGate Pro SMTP 5.4.0) with ESMTP id 5061834 for flyrotary@lancaironline.net; Sun, 24 Jul 2011 08:57:07 -0400 Received-SPF: none receiver=logan.com; client-ip=69.18.32.37; envelope-from=rob@mum.edu Received: from robertsdellxp (76-76-232-239.lisco.net [76.76.232.239]) by lincoln.lisco.com (Postfix) with SMTP id 4D6CB2BEF6 for ; Sun, 24 Jul 2011 07:56:31 -0500 (CDT) Message-ID: From: "Rob" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Flexplate Fix Date: Sun, 24 Jul 2011 07:56:31 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0013_01CC49D7.33839740" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5931 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.6109 This is a multi-part message in MIME format. ------=_NextPart_000_0013_01CC49D7.33839740 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable OK maybe next year. RB ----- Original Message -----=20 From: Tracy=20 To: Rotary motors in aircraft=20 Sent: Sunday, July 24, 2011 7:42 AM Subject: [FlyRotary] Re: Flexplate Fix Tracy, Any chance we might see you at Oshkosh with your new RV8? Robert B Wish it were so because it sounds like a lot of interesting stuff at = Osh this year and the -8 is finally ready for a long flight. But alas, = there are too many irons in the fire to leave. Such is the price of = goofing off for a month in Colorado. Give us all a report on the best = of Osh when you get back. Tracy Sent from my iPad On Jul 24, 2011, at 7:53 AM, "Rob" wrote: Tracy, Any chance we might see you at Oshkosh with your new RV8? Robert B ----- Original Message -----=20 From: Tracy=20 To: Rotary motors in aircraft=20 Sent: Saturday, July 23, 2011 9:20 PM Subject: [FlyRotary] Re: Flexplate Fix "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. =20 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).=20 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! =20 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. =20 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=20 On Sat, Jul 23, 2011 at 5:04 PM, Mark Steitle = wrote: Kelly, =20 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. =20 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 =20 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 --=20 David Leonard Turbo Rotary RV-6 N4VY http://N4VY.RotaryRoster.net http://RotaryRoster.net ------=_NextPart_000_0013_01CC49D7.33839740 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
OK maybe next year.
RB
----- Original Message -----
From:=20 Tracy
Sent: Sunday, July 24, 2011 = 7:42 AM
Subject: [FlyRotary] Re: = Flexplate=20 Fix

Tracy,
Any chance we might see you at = Oshkosh with=20 your new RV8?
Robert = B

Wish it were so because it = sounds like=20 a lot of interesting stuff at Osh this year and the -8 is finally = ready for a=20 long flight.   But alas, there are too many irons in the fire to = leave.=20  Such is the price of goofing off for a month in Colorado.   = Give us=20 all a report on the best of Osh when you get back.

Tracy

Sent from my iPad

On Jul 24, 2011, at 7:53 AM, "Rob" <rob@mum.edu> wrote:

Tracy,
Any chance we might see you at = Oshkosh with=20 your new RV8?
Robert B
----- Original Message ----- =
From:=20 Tracy=20
To: Rotary motors in = aircraft=20
Sent: Saturday, July 23, = 2011 9:20=20 PM
Subject: [FlyRotary] Re: = Flexplate=20 Fix

"I am looking forward to a little more weight on = the=20 flywheel.  I am hoping that it will further smooth out my=20 idle.

Dave Leonard"


The heavier flywheel = should=20 help but there is more to it than that.

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

BTW, this is the first flying car I've seen = that=20 kicks ass on the ground! 

Tracy


On Sat, Jul 23, 2011 at 8:50 PM, David = Leonard=20 <wdleonard@gmail.com>=20 wrote:
I the the idea of the RX8 plate being thicker = may be a=20 mis-nomer.  Someone reported the 13B plate as 0.065, but I = measure=20 mine at 0.08.  That is about the same reported thickness as = theRX8=20 plate. 

That being said, the renisis plate is = shaped better=20 (more conical), and does not have the nasty lightning holes that = exist=20 in the 13B plate, so it would still clearly be an = improvement.  If=20 Tracy changed his damper plate a little, it would be the = easiest,=20 lightest, and generally cheapest fix.  Given that the 13B = plate has=20 held up for a lot of hours in a lot of aircraft, it may very = well be=20 sufficient.

I am looking forward to a little more weight = on the=20 flywheel.  I am hoping that it will further smooth out my=20 idle.

Dave Leonard=20


On Sat, Jul 23, 2011 at 5:04 PM, Mark = Steitle=20 <msteitle@gmail.com> = wrote:
Kelly, =20

Its on hold waiting to hear how the flywheel fix works = out.=20  While heavier by a few pounds, I feel that it is the = most=20 durable of any of the solutions discussed to date.  =20

Also, I really liked the idea of Tracy coming up with a = way to=20 use the thicker RX-8 flexplate.  Whatever we work out, = for=20 insurance reasons, it ought to be "blessed" by Tracy as the = official=20 RWS upgrade.

Mark    

On Sat, Jul 23, 2011 at 6:52 PM, = Kelly Troyer=20 <keltro@att.net>=20 wrote:
Mark,
  Been bugging Dave now how is your = flexplate fix=20 going ??...........
 
Kelly Troyer
"DYKE DELTA = JD2" (Eventually)
"13B ROTARY"_=20 Engine
"RWS"_RD1C/EC2/EM2
"MISTRAL"_Backplate/Oil=20 Manifold
"TURBONETICS"_TO4E50=20 = Turbo



--
David=20 Leonard

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

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