Return-Path: Sender: (Marvin Kaye) To: flyrotary Date: Wed, 09 Apr 2003 17:12:34 -0400 Message-ID: X-Original-Return-Path: Received: from droid2.spawar.navy.mil ([128.49.192.70] verified) by logan.com (CommuniGate Pro SMTP 4.1b2) with ESMTP id 2111214 for flyrotary@lancaironline.net; Wed, 09 Apr 2003 11:04:09 -0400 Received: from WILLSM (willsm-pc.spawar.navy.mil [128.49.207.112]) by droid2.spawar.navy.mil (8.11.6/8.11.6) with ESMTP id h39F46420107 for ; Wed, 9 Apr 2003 08:04:06 -0700 X-Original-Message-Id: <4.2.0.58.20030409081623.014ebb28@mailsd1.spawar.navy.mil> X-Sender: willsm@mailsd1.spawar.navy.mil X-Mailer: QUALCOMM Windows Eudora Pro Version 4.2.0.58 X-Original-Date: Wed, 09 Apr 2003 08:21:52 -0700 X-Original-To: "Rotary motors in aircraft" From: Mike Wills Subject: Re: [FlyRotary] Re: radiant cooling In-Reply-To: Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="=====================_174553594==_.ALT" X-MailScanner: Found to be clean --=====================_174553594==_.ALT Content-Type: text/plain; charset="us-ascii"; format=flowed Kevin, One thing to keep in mind with the belly scoop and radiant coolant plumbing. If you do this you should consider exiting your exhaust out the side of the cowl rather than out the bottom as is standard RV practice. Otherwise you risk ingesting hot exhaust into your radiator. I dont know how significant the impact may be but cooling is a big enough challenge without adding further complications. Mike Wills At 07:56 AM 4/9/2003 -0400, you wrote: >I intend to put a belly scoop on my rv-8. after checking out some >snowmobiles I have been playing with the idea of mimicking their radiant >cooling. I was thinking about plumbing the belly scoop by running say 6-8 >parallel 3/8" tubes along the belly the 7' back to the scoop --=====================_174553594==_.ALT Content-Type: text/html; charset="us-ascii" Kevin,

One thing to keep in mind with the belly scoop and radiant coolant plumbing. If you do this you should consider exiting your exhaust out the side of the cowl rather than out the bottom as is standard RV practice. Otherwise you risk ingesting hot exhaust into your radiator. I dont know how significant the impact may be but cooling is a big enough challenge without adding further complications.

Mike Wills

At 07:56 AM 4/9/2003 -0400, you wrote:

I intend to put a belly scoop on my rv-8. after checking out some snowmobiles I have been playing with the idea of mimicking their radiant cooling. I was thinking about plumbing the belly scoop by running say 6-8 parallel 3/8" tubes along the belly the 7' back to the scoop

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