Return-Path: Received: from mtiwmhc12.worldnet.att.net ([204.127.131.116] verified) by logan.com (CommuniGate Pro SMTP 4.2b8) with ESMTP id 323163 for flyrotary@lancaironline.net; Fri, 16 Jul 2004 02:29:28 -0400 Received-SPF: error receiver=logan.com; client-ip=204.127.131.116; envelope-from=keltro@att.net Received: from 204.127.135.63 ([204.127.135.63]) by worldnet.att.net (mtiwmhc12) with SMTP id <20040716062844112006dhove>; Fri, 16 Jul 2004 06:28:44 +0000 Received: from [209.247.222.85] by 204.127.135.63; Fri, 16 Jul 2004 06:28:55 +0000 From: keltro@att.net To: "Rotary motors in aircraft" Subject: Re: [FlyRotary] Re: New Scoop Date: Fri, 16 Jul 2004 06:28:55 +0000 Message-Id: <071620040628.27349.40F775A7000800A500006AD52160376223019D9B040A05@att.net> X-Mailer: AT&T Message Center Version 1 (Jun 27 2004) X-Authenticated-Sender: a2VsdHJvQGF0dC5uZXQ= MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="NextPart_Webmail_9m3u9jl4l_27349_1089959335_0" --NextPart_Webmail_9m3u9jl4l_27349_1089959335_0 Content-Type: text/plain Content-Transfer-Encoding: 8bit Steve, I see said the blind man! A picture is worth a thousand words. Kelly -- Dyke Delta/13B/RD1C/EC2 -------------- Original message from "Steve Brooks" : -------------- Kelly, I would be pretty difficult to remove the NANCA since it is part of the fuselage, but it actually opens up depth and width as it goes back. My new scoop basically bolts on the front end of the existing scoop, and is quit different than the first one. Attached are some photos that I took today of the new scoop (green – not finished) sitting on the removable landing gear cover that forms part of the NACA scoop. The new scoop mounts to the landing brake cover in the position shown and buts up to the existing entrance scoop. You can see that the scoop excludes the bottom 2” of boundary layer air, and also the submerged portion of the NACA scoop. This should only allow in the higher speed, clean air. How much drag it creates remains to be seen. If it works, I’ll fill, and finish it. I plan to try it out tomorrow. Steve Brooks -----Original Message----- Steve, I may have missed something in the fury of posts but does your current version of scoop still have the funnel like taper from the opening to the NACA inlet? If so this will be a major bottleneck and restrict airflow. To make your new scoop work efficiently you may have to open up (remove) the NACA inlet. IMHO Kelly Troyer -- Dyke Delta/13B/RD1C/EC2 --NextPart_Webmail_9m3u9jl4l_27349_1089959335_0 Content-Type: text/html Content-Transfer-Encoding: 8bit

Steve,

   I see said the blind man! A picture is worth a thousand words.

 

Kelly

--
Dyke Delta/13B/RD1C/EC2
-------------- Original message from "Steve Brooks" : --------------

Kelly,

I would be pretty difficult to remove the NANCA since it is part of the fuselage, but it actually opens up depth and width as it goes back.  My new scoop basically bolts on the front end of the existing scoop, and is quit different than the first one.

 

Attached are some photos that I took today of the new scoop (green – not finished) sitting on the removable landing gear cover that forms part of the NACA scoop.  The new scoop mounts to the landing brake cover in the position shown and buts up to the existing entrance scoop.  You can see that the scoop excludes the bottom 2” of boundary layer air, and also the submerged portion of the NACA scoop.  This should only allow in the higher speed, clean air.  How much drag it creates remains to be seen.

 

If it works, I’ll fill, and finish it.  I plan to try it out tomorrow.

 

Steve Brooks

 

 

-----Original Message-----
 

Steve,

   I may have missed something in the fury of posts but does your current version

of scoop still have the funnel like taper from the opening to the NACA inlet?

  If so this will be a major bottleneck and restrict airflow. To make your new scoop

work efficiently you may have to open up (remove) the NACA inlet. IMHO

 

Kelly Troyer

--
Dyke Delta/13B/RD1C/EC2 
 

 

 

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