X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail07.syd.optusnet.com.au ([211.29.132.188] verified) by logan.com (CommuniGate Pro SMTP 5.0.7f) with ESMTPS id 956339 for flyrotary@lancaironline.net; Fri, 27 Jan 2006 15:48:31 -0500 Received-SPF: none receiver=logan.com; client-ip=211.29.132.188; envelope-from=lendich@optusnet.com.au Received: from george (220.237.250.229.optusnet.com.au [220.237.250.229] (may be forged)) by mail07.syd.optusnet.com.au (8.12.11/8.12.11) with SMTP id k0RKlbXp018593 for ; Sat, 28 Jan 2006 07:47:41 +1100 Message-ID: <000d01c62382$ec1ef410$e5faeddc@george> From: "george lendich" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Guru - single rotor Date: Sat, 28 Jan 2006 06:47:42 +1000 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000A_01C623D6.BCD1FE10" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 This is a multi-part message in MIME format. ------=_NextPart_000_000A_01C623D6.BCD1FE10 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message > He will do single e-shafts but needs a minimum of ten to make it = cost > effective 'economy of scale' etc. He is currently setting up for a 'single' dyno run. > He explained there are enormous torque reversals ( term?) in the > single rotor, so balancing is critical. The advice I posted = previously > on balancing > is supported by Guru and the US experts. > Hope this helps some! > George ( down under) Hi George, I seem to be coming into this thread in the middle. Were there other = posts to flyrotary about this, or was this message cross posted from = somewhere else? I saw the name Paul, so maybe it was posted "over = there". =20 Cheers, Rusty Rusty, I thought I removed all the reference to Paul, but yes! it was posted = to both discussion groups as PL is interested in GURU products. I know you and maybe others are interested in single developments, so = I spread the information.=20 I only just recently discovered they were looking at the single and I = offered to help, but their well down the track as they have done a = couple before for people, but they had none of the problems you are = seeing - I still feel it's fundamentally a problem with balancing of the = rotating components, but it could be a need for a heaver flywheel and I = suggested that to GURU. As they build for all manual applications it's = something they may not see. George (down under) ------=_NextPart_000_000A_01C623D6.BCD1FE10 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
 

> He will do single e-shafts but needs a minimum = of ten to=20 make it cost
> effective  'economy of scale' etc. He is = currently=20 setting up for a
'single' dyno run.
> He explained there are = enormous=20 torque reversals ( term?) in the
> single rotor, so balancing is = critical. The advice I posted previously
> = on
balancing
> is=20 supported by Guru and the US experts.
> Hope this helps = some!
>=20 George ( down under)

 
Hi=20 George,
 
I seem = to be coming=20 into this thread in the middle.   Were there other posts to=20 flyrotary about this, or was this message cross posted from somewhere=20 else?  I saw the name Paul, so maybe it was posted "over = there". =20
 
Cheers,
Rusty


Rusty,

I thought I removed all the reference to Paul, = but yes! it=20 was posted to both discussion groups as PL is interested in GURU=20 products.

I know you and maybe others are interested in = single=20 developments, so I spread the information.

I only just recently discovered they were = looking at the=20 single and I offered to help, but their well down the track as they = have done=20 a couple before for people, but they had none of the problems you are = seeing -=20 I still feel it's fundamentally a problem with balancing of the = rotating=20 components, but it could be a need for a heaver flywheel and I = suggested that=20 to GURU. As they build for all manual applications it's something they = may not=20 see.

George (down under)



 

------=_NextPart_000_000A_01C623D6.BCD1FE10--