X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost04.isp.att.net ([204.127.217.104] verified) by logan.com (CommuniGate Pro SMTP 5.4.5) with ESMTP id 5560845 for flyrotary@lancaironline.net; Fri, 25 May 2012 20:48:16 -0400 Received-SPF: none receiver=logan.com; client-ip=204.127.217.104; envelope-from=bbradburry@bellsouth.net Received: from desktop (adsl-98-85-93-57.mco.bellsouth.net[98.85.93.57]) by isp.att.net (frfwmhc04) with SMTP id <20120526004741H0400dkmtse>; Sat, 26 May 2012 00:47:41 +0000 X-Originating-IP: [98.85.93.57] From: "Bill Bradburry" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Fwd: Batteries Date: Fri, 25 May 2012 20:47:40 -0400 Message-ID: <47A1F57831A3493C800ABD3969C4E34B@Desktop> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0006_01CD3AB7.A0FC5510" X-Mailer: Microsoft Office Outlook 11 Thread-Index: Ac061H5Lw9S9GTdsRu6ha8GvWMwyVQABIDhA X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6002.18463 This is a multi-part message in MIME format. ------=_NextPart_000_0006_01CD3AB7.A0FC5510 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Sounds like your alternator was not running while you were reading below 13 V??? Bill B _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of bktrub@aol.com Sent: Friday, May 25, 2012 8:14 PM To: Rotary motors in aircraft Subject: [FlyRotary] Fwd: Batteries -----Original Message----- From: Brian Trubee To: bktrub Sent: Fri, May 25, 2012 5:11 pm Subject: Fw: Batteries ----- Forwarded Message ----- From: Brian Trubee To: Rotary engine Sent: Friday, May 25, 2012 5:11 PM Subject: Batteries I'm nearing the finish of my phase 1 testing, and am now looking for replacement batteries. right now, I am using two of these: http://www.power-sonic.com/images/powersonic/sla_batteries/ps_psg_series/12v olt/PS-12180_11_Feb_21.pdf ;. They are on separate contactors, so I can use either or both when flying. I use both when starting. They are two years old, and today when I went flying I noticed that the voltage was getting down to 11.6 volts. after landing, the voltage was up around 12.3 volts. Usually I show around 13~13.6 volts when running. I always use a float charger specifically designed for these batteries when the plane is put away. Usually the float charger shows a slow charge, but when I cam back from flying today the charger was showing a fast charge, meaning that the batteries were discharged a fair amount. Any comments on the suitablitiy of these batteries and suggestions on how to test them out for holding a charge or otherwise deterining their suitablity or not for my plane. I have a 40 amp Nippondenso alternator, and run an Xcom radio, a terra transponder, Dynon D10, Tracys EM2 and EC2, and one fuel pump(at a time unless landing or taking off) that draws around 4 and no more than 6 amps. Thanks, Brian Trubee ------=_NextPart_000_0006_01CD3AB7.A0FC5510 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Sounds like your alternator was not running while you were reading below 13 = V???

 

Bill B

 

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of bktrub@aol.com
Sent: Friday, May 25, = 2012 8:14 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Fwd: Batteries

 



-----Original Message-----
From: Brian Trubee <bktrub@yahoo.com>
To: bktrub <bktrub@aol.com>
Sent: Fri, May 25, 2012 5:11 pm
Subject: Fw: Batteries

 

 

----- Forwarded Message -----
From: Brian Trubee <bktrub@yahoo.com>
To: Rotary engine <rotaryeng@earthlink.net> =
Sent: Friday, May 25, = 2012 5:11 PM
Subject: = Batteries

 

I'm nearing the finish of my phase 1 testing, and am now looking for replacement = batteries. right now, I am using two of these: http://www.power-sonic.com/images/powersonic/sla_batter= ies/ps_psg_series/12volt/PS-12180_11_Feb_21.pdf ;. They are on separate contactors, so I can use either or both when = flying. I use both when starting. They are two years old, and today when I went flying = I noticed that the voltage was getting down to 11.6 volts. after landing, = the voltage was up around 12.3 volts. Usually I show around 13~13.6 volts = when running. I always use a float charger specifically designed for these = batteries when the plane is put away. Usually the float charger shows a slow = charge, but when I cam back from flying today the charger was showing a fast charge, meaning that the batteries were discharged a fair amount. Any comments = on the suitablitiy of these batteries and suggestions on how to test them out = for holding a charge or otherwise deterining their suitablity or not for my = plane. I have a 40 amp Nippondenso alternator, and run an Xcom radio, a terra transponder, Dynon D10, Tracys EM2 and EC2, and one fuel pump(at a time = unless landing or taking off) that draws around 4 and no more than 6 amps. =

 

Thanks, =

Brian = Trubee

 

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