Return-Path: Received: from mail.tsisp.com ([65.23.108.44] verified) by logan.com (CommuniGate Pro SMTP 4.2b8) with ESMTP-TLS id 320944 for flyrotary@lancaironline.net; Wed, 14 Jul 2004 10:25:01 -0400 Received-SPF: error receiver=logan.com; client-ip=65.23.108.44; envelope-from=steve@tsisp.com Received: from stevehome by mail.tsisp.com (Technical Support Inc.) with SMTP id CQA74584 for ; Wed, 14 Jul 2004 10:24:27 -0400 Reply-To: From: "Steve Brooks" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: New Scoop Date: Wed, 14 Jul 2004 10:26:26 -0400 Message-ID: <029701c469ae$8ce488f0$6400a8c0@WORKGROUP.local> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook CWS, Build 9.0.2416 (9.0.2910.0) X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 In-Reply-To: Importance: Normal Kevin, That's a good point. I'll radius those corners to make them more rounded. Thanks. Steve Brooks -----Original Message----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of kevin lane Sent: Tuesday, July 13, 2004 11:34 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: New Scoop I don't know if the photos represent the final plenum wall shape, but the right angle on the inside of the curve is very inefficient, as far as everything I've read. it will create much turbulence and lower its effectiveness. I also don't see others using just a simple radius to turn corners. this, of course, based on my eyeball engineering degree, from the school of hard knocks :-) Kevin Lane Portland, OR e-mail-> n3773@comcast.net web-> http://home.comcast.net/~n3773 (browse w/ internet explorer) >> Homepage: http://www.flyrotary.com/ >> Archive: http://lancaironline.net/lists/flyrotary/List.html