Subject: Ducted fans
From: ACRE
Date: 5/22/2003, 10:54 PM


Aloke Barua wrote:

Hello,

I was just curious as to whether rotary engines
could be used to drive
ducted fans for providing lift rather than forward
propulsion.

Best Regards,

Aloke Barua
Business Development Manager
Atmel (UK) Ltd
Tel:  +44 (0)1276 417721
Fax:  +44 (0)1276 686697
Mobile:  07880 790286
email: abarua@atmel.com


Moller Industries(Moller Air Car)uses custom rotary
engines(eight of them)to power it's aircar, and other
UAV products.

Tim


Any engine can be used to power a lift fan, but if you desire very much lift
at reasonable HP and fuel
burn you will need large diameter and a speed reduction drive. Wankels
having relatively hign rpm
outlet power will typically need slightly more reduction than many other
engines. Vance J

 
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