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 <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").  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 engine 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=109_115_124&products_id=3295&osCsid=hclq20d2slrq1qh3eec132ii90
>
>


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