X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-gy0-f180.google.com ([209.85.160.180] verified) by logan.com (CommuniGate Pro SMTP 5.4c3j) with ESMTPS id 4996143 for flyrotary@lancaironline.net; Fri, 27 May 2011 09:28:36 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.160.180; envelope-from=editor.contactmagazine@gmail.com Received: by gyf2 with SMTP id 2so967864gyf.25 for ; Fri, 27 May 2011 06:27:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:reply-to:in-reply-to:references :date:message-id:subject:from:to:content-type; bh=+OjN68cCyZ1WMVGPsnIIZYxzkL7bHS8TfXhwFs0JCIg=; b=ka+5GIcYenRoJ2ELf1bmUuG4bnTemCemGHfSKtVQUaS6g7LlbXaBnL4qLy8P0uuQQz TpkBUfvQWbYXrCfeJy5pqi918JhacjxxxH/t2d0UFoMAU5LmpX3pKa40xu532xrMuaX9 o786mJJCkKy41KkqKRSYNW4N+YV6flrCDoCpE= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:reply-to:in-reply-to:references:date:message-id :subject:from:to:content-type; b=fiZtwaDiEC6JwouZxMAvSMD9fFSVleQ9iX0TL8KbvltWIjSNRbA/kLQiXl2EGgF208 4dUN11rtUBL6rsRBhTjyBs7VIGu+AmH6qIyqr9pN/T1RdeAo1rXLVmvT1HiQCqVF9+Za pemWoJfYJw9RUgD0I33k4pmvlwRqWC+wD/vbM= MIME-Version: 1.0 Received: by 10.236.157.129 with SMTP id o1mr2664724yhk.93.1306502879436; Fri, 27 May 2011 06:27:59 -0700 (PDT) Received: by 10.236.155.8 with HTTP; Fri, 27 May 2011 06:27:59 -0700 (PDT) Reply-To: panzera@experimental-aviation.com In-Reply-To: References: Date: Fri, 27 May 2011 06:27:59 -0700 Message-ID: Subject: Re: [FlyRotary] Re: Blower design From: Pat Panzera To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=20cf303f6cf806e0ea04a441e8ef --20cf303f6cf806e0ea04a441e8ef Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable FWIW, the Corvair guys regularly throw away one-piece magnesium cooling fan= s that are geared to spin faster than engine RPM, which is red lined at or a little over 5000 rpm. http://cgi.ebay.com/ebaymotors/60-4-Corvair-Magnesium-Blower-Fan-RARE-USED-= /290487866240 They also made a steel unit: http://www.google.com/imgres?imgurl=3Dhttp://cdn2.iofferphoto.com/img/item/= 171/240/045/dXva.jpg&imgrefurl=3Dhttp://www.ioffer.com/si/gallery%2Bexcelle= nt&usg=3D__0NS_PTSi9_466uVWQQCPeDqrmho=3D&h=3D603&w=3D800&sz=3D38&hl=3Den&s= tart=3D50&sig2=3DLJuDUf2MyogJNpb5-ArbJA&zoom=3D1&tbnid=3DPriKgVFSlUdxLM:&tb= nh=3D158&tbnw=3D218&ei=3DmKbfTZntGcHiiAK2xvXKCg&prev=3D/search%3Fq%3Dcorvai= r%2Bfan%26hl%3Den%26safe%3Doff%26biw%3D1066%26bih%3D512%26tbm%3Disch&itbs= =3D1&iact=3Dhc&vpx=3D551&vpy=3D200&dur=3D1199&hovh=3D195&hovw=3D259&tx=3D17= 7&ty=3D95&page=3D6&ndsp=3D8&ved=3D1t:429,r:6,s:50&biw=3D1066&bih=3D512 On Fri, May 27, 2011 at 6:06 AM, Ernest Christley wro= te: > Yes, I did. > Takeaways: > -the fan will flow between 10k and 12k cfm at 6000rpm > -the fan will hold together up to 10k rpm > > What I couldn't find were any technical drawings to derive dimensions > from. > > > > > On 05/26/2011 11:59 PM, Kelly Troyer wrote: > > Ernest, > You may find this interesting.................. > > http://www.offroadvw.net/tech/wes/fan.html > > > Kelly Troyer > *"DYKE DELTA JD2" (Eventually)* > > "13B ROTARY"_ Engine > "RWS"_RD1C/EC2/EM2 > "MISTRAL"_Backplate/Oil Manifold > > "TURBONETICS"_TO4E50 Turbo > > > ------------------------------ > *From:* Ernest Christley > *To:* Rotary motors in aircraft > *Sent:* Thu, May 26, 2011 9:44:45 PM > *Subject:* [FlyRotary] Re: Blower design > > I found the thickness is 37mm (1.46"). I could stack two in the space I > have if the OD is around 10.4" and the ID is just over 6.5". > > On 05/26/2011 10:39 PM, Ernest Christley wrote: > > 4Hp is what I was expecting to spend to get a 10% increase in pressure. > That would give me between 15 and 20Hp. > > > > Does anyone here work on Volkswagens? They have a fan to cool the engi= ne > that looks like the shape I need, but I'm clueless as to the dimensions. > Here is what I'm talking about: > > > > > http://www.chircoestore.com/catalog/product_info.php?cPath=3D109_115_124&= products_id=3D3295&osCsid=3Dhclq20d2slrq1qh3eec132ii90 > > > > > > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html > > > --20cf303f6cf806e0ea04a441e8ef Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable FWIW, the Corvair guys=A0regularly=A0throw away one-piece=A0magnesium=A0coo= ling fans that are geared to spin faster than engine RPM, which is=A0red li= ned=A0at or a little over 5000 rpm.=A0


They also made a steel unit:



On Fri, May 27, 2011= at 6:06 AM, Ernest Christley <echristley@nc.rr.com> wrote:
=20 =20 =20 =20
Yes, I did.
Takeaways:
-the fan will flow between 10k and 12k cfm at 6000rpm
-the fan will hold together up to 10k rpm

What I couldn't find were=A0 any technical drawings to derive dimensions from.




On 05/26/2011 11:59 PM, Kelly Troyer wrote:
=20
Ernest,
=A0=A0=A0 You may find this interesting..................
=A0

Kelly Troyer
"DYKE DELTA JD2" (Eventually)

"13B ROTARY"_ Engine
"RWS"_RD1C/EC2/EM2
"MISTRAL"_Backplate/Oil Manifold

"TURBONETICS"_TO4E50 Turbo



From: Ernest Christley <echristley@att.net>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Sent: Thu, May 26, 2011 9:44:45 PM
Subject: [FlyRotary] Re: Blower design

I found the thickness is 37mm (1.46").=A0 I could stack tw= o in the space I have if the OD is around 10.4" and the ID is just over 6.5".

On 05/26/2011 10:39 PM, Ernest Christley wrote:
> 4Hp is what I was expecting to spend to get a 10% increase in pressure.=A0 That would give me between 15 and 20Hp.
>
> Does anyone here work on Volkswagens?=A0 They have a fan to cool the engine that looks like the shape I need, but I'= m clueless as to the dimensions.=A0 Here is what I'm talking about:
>
> http://www.chircoestore.com/catalog/product_inf= o.php?cPath=3D109_115_124&products_id=3D3295&osCsid=3Dhclq20d2slrq1= qh3eec132ii90
>
>


--
Homepage:=A0 http://www.flyrotary.com/
Archive and UnSub:=A0 http://mail.lancaironline.net:81/lists/flyrotary/= List.html


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