Return-Path: Received: from imo-m24.mx.aol.com ([64.12.137.5] verified) by logan.com (CommuniGate Pro SMTP 4.3c2) with ESMTP id 754696 for flyrotary@lancaironline.net; Tue, 22 Feb 2005 14:31:22 -0500 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.5; envelope-from=WRJJRS@aol.com Received: from WRJJRS@aol.com by imo-m24.mx.aol.com (mail_out_v37_r3.8.) id q.bb.519bc176 (16097) for ; Tue, 22 Feb 2005 14:30:34 -0500 (EST) Received: from aol.com (mow-d21.webmail.aol.com [205.188.139.162]) by air-id11.mx.aol.com (v104.18) with ESMTP id MAILINID111-3ee1421b885a3c; Tue, 22 Feb 2005 14:30:34 -0500 Date: Tue, 22 Feb 2005 14:30:34 -0500 From: WRJJRS@aol.com To: flyrotary@lancaironline.net ("Rotary motors in aircraft") Subject: Re: [FlyRotary] Re: Back-up alternator thoughts (was: Ampsrequired to run engine =?ISO-8859-1?B?oCCgJiBhbXAtIGhvdXJzIGF2YWlsYWJsZSk=?= MIME-Version: 1.0 Message-ID: <6676A697.2D2C0235.00051B7E@aol.com> X-Mailer: Atlas Mailer 2.0 X-AOL-IP: 66.127.99.234 X-AOL-Language: english Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Kevin, If you look at the Mistral Engines page you will see that they use a standard crank type pulley to drive a second alt. The belt runs to the outside of the bellhousing driving a standard alternator. Bill Jepson I admit to knowing little about them, but what of the idea to add an alternator function to the flex plate? the rotation speed would be significantly higher at that diameter. The PSRU seems to have plenty of space to tap into. Kevin Lane Portland, OR e-mail-> n3773@comcast.net