X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao106.cox.net ([68.230.241.40] verified) by logan.com (CommuniGate Pro SMTP 5.2.14) with ESMTP id 3682547 for flyrotary@lancaironline.net; Mon, 15 Jun 2009 01:53:13 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.241.40; envelope-from=alventures@cox.net Received: from fed1rmimpo02.cox.net ([70.169.32.72]) by fed1rmmtao106.cox.net (InterMail vM.7.08.02.01 201-2186-121-102-20070209) with ESMTP id <20090615055235.RWYT25927.fed1rmmtao106.cox.net@fed1rmimpo02.cox.net> for ; Mon, 15 Jun 2009 01:52:35 -0400 Received: from BigAl ([72.192.135.181]) by fed1rmimpo02.cox.net with bizsmtp id 45sb1c00E3uzsQg045sbSG; Mon, 15 Jun 2009 01:52:36 -0400 X-VR-Score: 0.00 X-Authority-Analysis: v=1.0 c=1 a=GTK4CgMiuqQInz7wpFsA:9 a=gXGgQWJqg9IaDkP1kNSS-UEPzpIA:4 X-CM-Score: 0.00 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] A big win! Date: Sun, 14 Jun 2009 22:53:20 -0800 Message-ID: <2F27FA31A93349D5A12D132DA52EBCB2@BigAl> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6838 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 Importance: Normal In-Reply-To: Thread-Index: AcntYCuLiaxOmYxFQFWbIPe450YmkgAJVxAg Don said: The conventional wisdom is that the discharge air from the cowl needs to be about 80% of the incoming air. ---------------- This is only "conventional wisdom" of those that believe air contracts when it is heated. For the rest it is about 130%. Al