X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [69.171.58.236] (account marv@lancaironline.net) by logan.com (CommuniGate Pro WEBUSER 5.1c.2) with HTTP id 1222992 for lml@lancaironline.net; Tue, 04 Jul 2006 01:44:27 -0400 From: "Marvin Kaye" Subject: Re: [LML] Alternator no-load voltage To: lml X-Mailer: CommuniGate Pro WebUser v5.1c.2 Date: Tue, 04 Jul 2006 01:44:27 -0400 Message-ID: In-Reply-To: <000701c69e68$3daf16b0$650610ac@jacky0da39824a> References: <000701c69e68$3daf16b0$650610ac@jacky0da39824a> X-Priority: 3 MIME-Version: 1.0 Content-Type: text/plain;charset="iso-8859-1";format="flowed" Content-Transfer-Encoding: 8bit Posted for "Tom Gourley" : I have queried Exide about the L-R-C time constants of a typical 25AH lead-acid battery, and its reaction to a very brief high-voltage transient Paul, Can you quantify "brief"? What's the ramp rate, shape and width of the transient? How much energy is available in it? Tom Gourley