Mailing List flyrotary@lancaironline.net Message #21680
From: William <wschertz@ispwest.com>
Subject: Re: [FlyRotary] Re: center rotor OFF
Date: Mon, 9 May 2005 20:18:41 -0500
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
I read somewhere that they close the intake and exhaust valves, so the air in the combustion chamber is compressed, then releases some of its compression energy back to the piston to help reduce pumping losses.
Bill Schertz
KIS Cruiser # 4045
----- Original Message -----
Sent: Monday, May 09, 2005 1:53 PM
Subject: [FlyRotary] Re: center rotor OFF

In a message dated 5/9/2005 8:25:45 AM Pacific Standard Time, 13brv3@bellsouth.net writes:
I'm thinking this would not be a good plan.  For the piston engines you referred to, I bet they have a way to control the valves with solenoids so the deactivated pistons aren't producing compression. 
Actually they do have compression. No fuel or fire.
Bill Jepson
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