Return-Path: Sender: (Marvin Kaye) To: flyrotary Date: Wed, 01 Jan 2003 07:22:51 -0500 Message-ID: X-Original-Return-Path: Received: from entoo.connect.com.au ([192.189.54.8] verified) by logan.com (CommuniGate Pro SMTP 4.0.3) with ESMTP id 1943039 for flyrotary@lancaironline.net; Wed, 01 Jan 2003 07:20:49 -0500 Received: from homeofficepc (acc1-ppp74.per.dialup.connect.net.au [210.10.206.74]) by entoo.connect.com.au (Postfix) with SMTP id 5DB88FD4E1 for ; Wed, 1 Jan 2003 23:12:15 +1100 (EST) X-Original-Message-ID: <013301c2b190$3005f920$4ace0ad2@homeofficepc> From: "Ian Beadle" X-Original-To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Cruise X-Original-Date: Wed, 1 Jan 2003 20:20:34 +0800 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0130_01C2B1D3.3D68F660" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4522.1200 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4522.1200 This is a multi-part message in MIME format. ------=_NextPart_000_0130_01C2B1D3.3D68F660 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable ----- Original Message -----=20 From: Ian Beadle=20 To: Rotary motors in aircraft=20 Sent: Tuesday, December 31, 2002 9:20 PM Subject: [FlyRotary] Cruise ----- Original Message ----- From: "john" To: "Rotary motors in aircraft" Sent: Tuesday, December 31, 2002 11:58 AM Subject: [FlyRotary] Cruise info > I'm still working out the info to get the prop carved, and am = wondering what > is the optimum engine rpm at cruise and the fuel consumption you = fellows are > getting? All input would be greatly appreciated. Thanks JohnD > > 140knots at 8500 feet. 6300RPM 30 liters/hour. 120 knots at 2000 feet 5500 RPM 20 liters/hour. 10% improvement if I run lean and mean like Tracy. (exhaust glowing = red is a bit of a worry) 72"X 81" pitch. 2.85 gearbox. Happy new year Ian. Australia. > John,=20 I forgot to say the the quoted speeds are IAS. To clarify, " its wot = the ASI says". I think Tracy and Ed must be quoting True air speed. ie. = ground speed.> >> =20 Max at 7200rpm at 3000ft around 185knots.IAS. Ian Homepage: http://www.flyrotary.com/ > ------=_NextPart_000_0130_01C2B1D3.3D68F660 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

----- Original Message -----
From:=20 Ian = Beadle=20
To: Rotary motors in = aircraft

Sent: Tuesday, December 31, = 2002 9:20=20 PM

Subject: [FlyRotary] = Cruise

----- Original = Message=20 -----
From: "john" <frmrjohn@netonecom.net>
To: "Rotary motors in = aircraft"=20 <flyrotary@lancaironline.net>
Sent: Tuesday, December 31, = 2002 11:58=20 AM
Subject: [FlyRotary] Cruise info

> I'm still = working out=20 the info to get the prop carved, and am wondering
what
> is = the=20 optimum engine rpm at cruise and the fuel consumption you=20 fellows
are
> getting? All input would be greatly=20 appreciated. Thanks = JohnD
>
>=20 140knots at 8500 feet. 6300RPM 30 liters/hour.
120 knots at 2000 = feet 5500=20 RPM 20 liters/hour.
10% improvement if I run lean and mean like = Tracy.=20 (exhaust glowing red is a
bit of a worry)
72"X 81" pitch. 2.85=20 gearbox.
Happy new year
Ian. Australia.
>

John,

I forgot to say the the = quoted speeds=20 are IAS. To clarify, " its wot the ASI says". I think Tracy and Ed = must be=20 quoting True air speed. ie. ground speed.> >> =

Max at 7200rpm at 3000ft = around=20 185knots.IAS.

Ian

Homepage: http://www.flyrotary.com/
>

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