X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-gg0-f170.google.com ([209.85.161.170] verified) by logan.com (CommuniGate Pro SMTP 6.0) with ESMTPS id 5959295 for flyrotary@lancaironline.net; Wed, 19 Dec 2012 16:39:02 -0500 Received-SPF: pass receiver=logan.com; client-ip=209.85.161.170; envelope-from=ceengland7@gmail.com Received: by mail-gg0-f170.google.com with SMTP id l1so576424ggn.1 for ; Wed, 19 Dec 2012 13:38:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:subject:references:from:content-type:x-mailer :in-reply-to:message-id:date:to:content-transfer-encoding :mime-version; bh=4VZS+7qbT0CuqziZWpXdzDH5BbBxUQvilwqcNEp7URk=; b=dq7MbK6/lU79PwUwTQpaLzz0IJdr2XLzb8xwqiig2j3NejrzorvTuE+5xJH+hz+HO1 zgz1yrWyziWTl/bRDn8sQrapCtebk53lSMiS9gOrwKinHcfuhQ/zO9NMOlHl39dO9Lty zJnGnjpbPX8y8nT8CsTdurW0xoYlPcbdPaLgCI/EChmTyWWP/SRo7uyKfnA/jipdfATW FXWrS2OxRHTUSHocJ0ldGqTX9mYko6IgFPYhrtr8TVJFQbB5ttoDHKVYYGD7pXBHlYty HCCvMG0teOxFMv5BDXbzjfji79cth7VeTf5U12jQIUkKHircnyFDlgnOUesJJiXYzgm3 axbA== X-Received: by 10.236.176.41 with SMTP id a29mr7125064yhm.17.1355953108196; Wed, 19 Dec 2012 13:38:28 -0800 (PST) Return-Path: Received: from [192.168.1.12] (cpe-075-177-053-149.triad.res.rr.com. [75.177.53.149]) by mx.google.com with ESMTPS id j8sm5303156ank.21.2012.12.19.13.38.26 (version=SSLv3 cipher=OTHER); Wed, 19 Dec 2012 13:38:27 -0800 (PST) Subject: Re: [FlyRotary] Duct Fabrication References: From: Charlie E Content-Type: text/plain; charset=us-ascii X-Mailer: iPhone Mail (10A403) In-Reply-To: Message-Id: <821696E7-C39C-463A-968C-EDD87E63FB9D@gmail.com> Date: Wed, 19 Dec 2012 16:38:24 -0500 To: Rotary motors in aircraft Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (1.0) No variation of flow; just a cheap electric leaf blower for power. I'd like t= o build a cowl simulator around it to experiment with exit ducts but I'm run= ning out of patience & want to get it flying.=20 Sent from my iPhone On Dec 19, 2012, at 3:20 PM, Jim Brewer wrote: > Charlie, > I like your Youtube video. Did you vary the amount of air flow from very l= ow (like taxi) to very high (takeoff/cruise) and check the flow over the fac= e of the duct? If so, was the flow as even as in the video? >=20 > Jim Brewer >=20 > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List= .html