Return-Path: Received: from [24.25.9.101] (HELO ms-smtp-02-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.2.1) with ESMTP id 410361 for flyrotary@lancaironline.net; Tue, 14 Sep 2004 11:27:08 -0400 Received-SPF: none receiver=logan.com; client-ip=24.25.9.101; envelope-from=echristley@nc.rr.com Received: from ms-mss-03-ce0-1 ([10.10.5.86]) by ms-smtp-02-eri0.southeast.rr.com (8.12.10/8.12.7) with ESMTP id i8EFNaNr005187 for ; Tue, 14 Sep 2004 11:23:36 -0400 (EDT) Received: from southeast.rr.com (localhost [127.0.0.1]) by ms-mss-03.southeast.rr.com (iPlanet Messaging Server 5.2 HotFix 1.21 (built Sep 8 2003)) with ESMTP id <0I4100LOUERC74@ms-mss-03.southeast.rr.com> for flyrotary@lancaironline.net; Tue, 14 Sep 2004 11:23:36 -0400 (EDT) Received: from [10.10.1.24] (Forwarded-For: [143.209.73.14]) by ms-mss-03.southeast.rr.com (mshttpd); Tue, 14 Sep 2004 11:23:36 -0400 Date: Tue, 14 Sep 2004 11:23:36 -0400 From: echristley@nc.rr.com Subject: Re: [FlyRotary] Re: Limp home mode To: Rotary motors in aircraft Reply-to: echristley@nc.rr.com Message-id: <353d3c4353ba69.353ba69353d3c4@southeast.rr.com> MIME-version: 1.0 X-Mailer: iPlanet Messenger Express 5.2 HotFix 1.21 (built Sep 8 2003) Content-type: text/plain; charset=us-ascii Content-language: en Content-transfer-encoding: 7BIT Content-disposition: inline X-Accept-Language: en Priority: normal X-Virus-Scanned: Symantec AntiVirus Scan Engine ----- Original Message ----- From: "Smith, Randy" Date: Tuesday, September 14, 2004 10:46 am Subject: [FlyRotary] Re: Limp home mode > > My thoughts regarding the intermittent ignition is to limit the heat > generation rate such that the oil with its lower cooling efficiency > hasenough time to carry enough of the heat away before the next > firing.Now whether I can do that with reduced throttle setting > (each face > fires, but less total heat generated due to reduced charge) and still > have the oil carry away enough heat verses firing every other face > (moreheat but longer time for the oil to do the water's job before > it fires > again since that face will not fire again until the 2nd revolution, > thusspreading the heat around the rotor.) remains to be seen. I > know, I > know, this whole concept remains to be seen. > I would think that a larger effect would be the intake air combined with raw fuel cooling the faces and housing. Have you considered that an extremely lean or rich mixture would give you the same effect?