X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from cdptpa-omtalb.mail.rr.com ([75.180.132.120] verified) by logan.com (CommuniGate Pro SMTP 5.2.14) with ESMTP id 3754182 for flyrotary@lancaironline.net; Sat, 11 Jul 2009 21:34:54 -0400 Received-SPF: pass receiver=logan.com; client-ip=75.180.132.120; envelope-from=echristley@nc.rr.com Received: from [192.168.0.19] (really [66.57.38.121]) by cdptpa-omta01.mail.rr.com with ESMTP id <20090712013418401.SSSV21440@cdptpa-omta01.mail.rr.com> for ; Sun, 12 Jul 2009 01:34:18 +0000 Message-ID: <4A593DE4.1090703@nc.rr.com> Date: Sat, 11 Jul 2009 21:35:32 -0400 From: Ernest Christley User-Agent: Thunderbird 2.0.0.22 (X11/20090608) MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Re: [FlyRotary] Re: Water Spray Pump References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Bobby J. Hughes wrote: > Ernest, > > Air comes in the back of the radiators and makes a 360 turn. Not suppose > to work but it does. > > Hanging the rads directly in the wind 'will work', for some definition of 'will work' 8*) Make that 360 a nice smooth turn, and you most likely won't loose much efficiency. Put some hard corners in there in the wrong place, and it could turn out to be useless due to eddies and back currents blocking the air flow. -- http://www.ernest.isa-geek.org