X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from rv-out-0506.google.com ([209.85.198.232] verified) by logan.com (CommuniGate Pro SMTP 5.2.11) with ESMTP id 3416336 for flyrotary@lancaironline.net; Thu, 08 Jan 2009 08:29:02 -0500 Received-SPF: pass receiver=logan.com; client-ip=209.85.198.232; envelope-from=msteitle@gmail.com Received: by rv-out-0506.google.com with SMTP id f6so11051319rvb.7 for ; Thu, 08 Jan 2009 05:28:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:to :subject:in-reply-to:mime-version:content-type:references; bh=8mDn6wuaCVH4O1XRY1J/VJ1/9WyH351YLrPr+/iaOSw=; b=QwpyPMfJcjNaFl4j/bTJEwh8ZYf+zJrWfo1z6yPTYdrudJ2Q94fIoOCltMeOhd9eIc d6qDuiEu30oir6I54+cQgDqjiiJ/mEsezoLtDK8cfFbJ7GR6zKrwt1CrkHxjGfgDYuAY svwbW0vC/Cp91QMkLT4GAgFoE9HHAGQma2iQY= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:in-reply-to:mime-version :content-type:references; b=S3wkrGDSoEC5w9JRIvYQ7NVg8+JwpUu81F5x7gpPA6d9v3FI53HG/sCjDfCMv4ClDd wzG2l7Zfpe5MWUM+NJvSHmCL43guUshUn7gVRY4D2aZC+nT/8cOG6AMhYx1mLqG72V5n yLrCh9PR+lxS2XeRjeL7bed+qWy+t35cGGM5U= Received: by 10.141.29.21 with SMTP id g21mr12147301rvj.44.1231421305402; Thu, 08 Jan 2009 05:28:25 -0800 (PST) Received: by 10.141.52.15 with HTTP; Thu, 8 Jan 2009 05:28:25 -0800 (PST) Message-ID: <5cf132c0901080528v230ad748r83aa5ff8a2092721@mail.gmail.com> Date: Thu, 8 Jan 2009 07:28:25 -0600 From: "Mark Steitle" To: "Rotary motors in aircraft" Subject: Re: [FlyRotary] Fwd: Muffler design In-Reply-To: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_Part_264591_12218451.1231421305392" References: ------=_Part_264591_12218451.1231421305392 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline Lynn, What does the rest of the Mistral muffler look like. Is it a tangential can that slips over the perforated stubs? Surely, this isn't the entire muffler? Mark S. On Wed, Jan 7, 2009 at 11:53 PM, Lynn Hanover wrote: > > > ---------- Forwarded message ---------- > From: > Date: Wed, Jan 7, 2009 at 8:50 PM > Subject: Muffler design > To: lehanover@gmail.com > > > Here is a version of the Mistral muffler I think from Paul Lamar's web > site. > > Also a drawing of the Mazda racing muffler. This would have been below the > rear bumper, and high heat would not have been a factor. Even so, I saw some > failures in the end caps that were only slightly off of flat. > > Note the empty room at the front end where the pulse could drop to > subsonic. The rest looked like a regular steel packed muffler but had either > lava rock or stainless cuttings. Probably added after the factory stuffing > blew out. Once the pulse is subsonic, mechanical failure is a longer > process. > > Lynn E. Hanover > > > > ------------------------------ > New year...new news. Be the first to know what is making headlines > . > > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html > > ------=_Part_264591_12218451.1231421305392 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline
Lynn,
 
What does the rest of the Mistral muffler look like.  Is it a tangential can that slips over the perforated stubs?  Surely, this isn't the entire muffler? 
 
Mark S.

On Wed, Jan 7, 2009 at 11:53 PM, Lynn Hanover <lehanover@gmail.com> wrote:


---------- Forwarded message ----------
From: <Lehanover@aol.com>
Date: Wed, Jan 7, 2009 at 8:50 PM
Subject: Muffler design
To: lehanover@gmail.com


Here is a version of the Mistral muffler I think from Paul Lamar's web site.
 
Also a drawing of the Mazda racing muffler. This would have been below the rear bumper, and high heat would not have been a factor. Even so, I saw some failures in the end caps that were only slightly off of flat.
 
Note the empty room at the front end where the pulse could drop to subsonic. The rest looked like a regular steel packed muffler but had either lava rock or stainless cuttings. Probably added after the factory stuffing blew out. Once the pulse is subsonic, mechanical failure is a longer process.
 
Lynn E. Hanover




New year...new news. Be the first to know what is making headlines.


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