X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 1 [X] Return-Path: Sender: To: lml Date: Sat, 02 Dec 2006 09:22:29 -0500 Message-ID: X-Original-Return-Path: Received: from mx3.pshift.com ([216.57.116.8] verified) by logan.com (CommuniGate Pro SMTP 5.1.3) with ESMTP id 1632285 for lml@lancaironline.net; Sat, 02 Dec 2006 08:32:45 -0500 Received-SPF: none receiver=logan.com; client-ip=216.57.116.8; envelope-from=colyncase@earthlink.net Received: from ccaselt (unverified [216.57.118.129]) by mx3.pshift.com (Vircom SMTPRS 4.35.480.0) with SMTP id for ; Sat, 2 Dec 2006 08:32:20 -0500 Received-SPF: none (mx3.pshift.com: domain of colyncase@earthlink.net does not designate any permitted senders) X-Modus-ReverseDNS: Error=0x0000232A X-Modus-BlackList: 216.57.118.129=OK;colyncase@earthlink.net=OK X-Modus-RBL: 216.57.118.129=Excluded X-Modus-Trusted: 216.57.118.129=NO X-Original-Message-ID: <0cce01c71616$42c50c10$0302a8c0@nvidia.com> From: "colyncase on earthlink" X-Original-To: "Lancair Mailing List" References: Subject: Re: [LML] Re: New (2006) TSIO550E Lean of Peak (LOP) Operation X-Original-Date: Sat, 2 Dec 2006 05:32:06 -0800 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0CCB_01C715D3.343CEFC0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2869 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2962 This is a multi-part message in MIME format. ------=_NextPart_000_0CCB_01C715D3.343CEFC0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable The HP multiplier for LOP is based on the BSFC(min). In the engines = with 8.5:1 CR it is 14.9. In the 7.5:1 engines it is about 13.7. =20 Walter Walter, do 8.5:1 engines peak at the same, higher, or lower fuel flow? (I think this amounts to asking if the displacment is actually the same, it would be if the crankshaft is the same) If the same, then an 8.5:1 engine has 9% more power at peak. right? Colyn ------=_NextPart_000_0CCB_01C715D3.343CEFC0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
  The HP multiplier for LOP is = based on=20 the BSFC(min).  In the engines  with
8.5:1 CR it is = 14.9.  In=20 the 7.5:1 engines it is about 13.7.
 
 =20 Walter
 
Walter, do 8.5:1 engines peak at the = same, higher,=20 or lower fuel flow?
(I think this amounts to asking if the = displacment=20 is actually the same,
it would be if the crankshaft is the=20 same)
 
If the same, then an 8.5:1 engine has = 9% more power=20 at peak.  right?
 
Colyn
 

 
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