X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [216.52.245.18] (HELO ispwestemail2.mdeinc.com) by logan.com (CommuniGate Pro SMTP 4.3c5) with ESMTP id 938215 for flyrotary@lancaironline.net; Mon, 09 May 2005 21:19:36 -0400 Received-SPF: none receiver=logan.com; client-ip=216.52.245.18; envelope-from=wschertz@ispwest.com Received: from 7n7z201 (unverified [63.13.186.20]) by ispwestemail2.mdeinc.com (Vircom SMTPRS 4.1.361.0) with SMTP id for ; Mon, 9 May 2005 18:18:50 -0700 Message-ID: <00b101c554fe$34371a60$6401a8c0@7n7z201> From: "William" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: center rotor OFF Date: Mon, 9 May 2005 20:18:41 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00AE_01C554D4.4AF928D0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_00AE_01C554D4.4AF928D0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable 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 -----=20 From: WRJJRS@aol.com=20 To: Rotary motors in aircraft=20 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.=20 Actually they do have compression. No fuel or fire.=20 Bill Jepson ------=_NextPart_000_00AE_01C554D4.4AF928D0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
I read somewhere that they close the intake and exhaust valves, so = the air=20 in the combustion chamber is compressed, then releases some of its = compression=20 energy back to the piston to help reduce pumping losses.
Bill Schertz
KIS Cruiser # 4045
----- Original Message -----
From:=20 WRJJRS@aol.com
Sent: Monday, May 09, 2005 1:53 = PM
Subject: [FlyRotary] Re: center = rotor=20 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=20 a good plan.  For the piston engines you referred to, I bet = they have a=20 way to control the valves with solenoids so the deactivated pistons = aren't=20 producing compression. 
Actually they do have compression. No fuel or fire.
Bill Jepson
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