X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Tue, 17 Jan 2012 13:59:32 -0500 Message-ID: X-Original-Return-Path: Received: from [69.146.254.18] (HELO exchange.arilabs.net) by logan.com (CommuniGate Pro SMTP 5.4.3) with ESMTPS id 5353828 for lml@lancaironline.net; Tue, 17 Jan 2012 13:34:49 -0500 Received-SPF: none receiver=logan.com; client-ip=69.146.254.18; envelope-from=kevin@arilabs.net Received: from exchange.arilabs.net ([10.100.100.1]) by exchange.arilabs.net ([10.100.100.1]) with mapi; Tue, 17 Jan 2012 11:34:12 -0700 From: Kevin Stallard X-Original-To: 'Lancair Mailing List' X-Original-Date: Tue, 17 Jan 2012 11:34:11 -0700 Subject: RE: [LML] Lithium Ion battery Thread-Topic: [LML] Lithium Ion battery Thread-Index: AczVOmyyVO7k3lu2SY2nbauYP/jr5gACxoRg X-Original-Message-ID: <779FE3D761D7B741813E300858A248CF04E464DF@exchange.arilabs.net> References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US Content-Type: multipart/alternative; boundary="_000_779FE3D761D7B741813E300858A248CF04E464DFexchangearilabs_" MIME-Version: 1.0 --_000_779FE3D761D7B741813E300858A248CF04E464DFexchangearilabs_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Careful with LiIon technology. I worked for several years on the electroni= cs and software to control high capacity LIIon systems that required high p= eek currents. You have to take real good care of them or they like to burn= , well, explode and then burn. Just dumping charge in them with a regulator for Lead acid systems is a rec= ipe for a VERY unpleasant experience. It can assure you that you may very = well experience a surprising and violent pyrotechnic event. I would personally buy a bunch of those batteries and subject them to over = charge events to the extreme before I put one in my airplane, just to be su= re I would not get burned. Best, Kevin ________________________________ From: Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of Chri= stian Meier Sent: Tuesday, January 17, 2012 9:42 AM To: lml@lancaironline.net Subject: [LML] Lithium Ion battery Does any body use a Lithium Ion starter battery? I have a Lycoming 390 installed and need to save some weight. The recommended Battery http://www.super-b.com/products/super-B-10P.html on= ly weights 3.86 lb / 1.75 kg Will this battery be as strong as a Odyssey PC680 in reality ? Comparing th= e numbers it should... How will this Lithium Ion battery behave with a B&C LR3C-14 regulator and a= stock Kelly alternator? Christian OE-CCM Lnc2 --_000_779FE3D761D7B741813E300858A248CF04E464DFexchangearilabs_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Careful with LiIon technology. I worked for several years on the electronics and software to control high capacity LIIon systems that required high peek currents. You have to = take real good care of them or they like to burn, well, explode and then burn.

Just dumping charge in them with a regulator for Lead acid systems is a recipe for a VERY unpleasant experienc= e. It can assure you that you may very well experience a surprising and violen= t pyrotechnic event.

I would personally buy a bunch of thos= e batteries and subject them to over charge events to the extreme before I pu= t one in my airplane, just to be sure I would not get burned.

Best,

Kevin

From: Lancair = Mailing List [mailto:lml@lancaironline.net] On = Behalf Of Christian Meier
Sent: Tuesday, January 17, 2= 012 9:42 AM
To: lml@lancaironline.net Subject: [LML] Lithium Ion b= attery

Does any body use a Lithium Ion starter battery= ?

I h= ave a Lycoming 390 installed and need to save some weight.

The recommended Battery http://www.super-= b.com/products/super-B-10P.html only weights 3.86 lb / 1.75 kg

Will this battery be as strong as a Odyssey PC680 in reality ? Comparing the numbers it should...

How will this Lithium Ion battery behave with a B&C LR3C-14 regulator and a stock Kelly alternator?

Christian

OE-CCM Lnc2

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