[modeleng] Re: Battery problems
- From: "louise macnicol" <kenny.macdougall@xxxxxxxxxxxxxx>
- To: <modeleng@xxxxxxxxxxxxx>
- Date: Sat, 29 Dec 2007 19:43:18 -0000
http://www.sterling-power.com/support-faq-1.htm
----- Original Message -----
From: "louise macnicol" <kenny.macdougall@xxxxxxxxxxxxxx>
To: <modeleng@xxxxxxxxxxxxx>
Sent: Saturday, December 29, 2007 7:38 PM
Subject: [modeleng] Re: Battery problems
> Hi here is some good info on batteries
> Kenny
> Skye
> a.. How effective is advanced battery charging on a battery and can it
> damage the battery?
> b.. What is the best battery to use for an auxiliary charging system?
>
>
> ----- Original Message -----
> From: "Jeff D" <jeffdayman@xxxxxxxxxxxx>
> To: <modeleng@xxxxxxxxxxxxx>
> Sent: Saturday, December 29, 2007 1:32 PM
> Subject: [modeleng] Re: Battery problems
>
>
>> Hi Peter,
>>
>> I've had similar problems with car batteries over the years. Sometimes
>> the
>> batteries develop an internal short from deposits falling from the plates
>> and shorting between them will cause trouble. Most batteries last between
>> 5-8 years, but some as few as 2 and some as long as 12 years. If you have
>> a
>> major failure it is worth taking the battery back to the supplier. I
>> have,
>> and twice they replaced them no questions asked.
>>
>> Chargers- I suspect these have caused many of my battery problems over
>> the
>> years, especially the cheaper DIY ones. Some have relays that can spark,
>> others have thermal switches protecting the transformer coils or
>> regulator
>> that can spark, and I have seen a bad capacitor in one and a dial lamp
>> socket/loose bulb in another cause a spark. My advice is to get a
>> profesional grade high quality charger, and use it in a well vented
>> space,
>> preferably with an induction motor fan running to disperse the gases. The
>> batt must also be properly filled with tested good electrolyte in all
>> cells
>> before charging.
>>
>> When my Dad had his service station we worked on twenty or more battery
>> or
>> battery related car problems every week, particularly in spring or autumn
>> when wide temp changes happen daily. He taught me the basic rules above,
>> and
>> he had a good charger with a built in fan, and we only had a couple of
>> batteries explode during charge over 30 years or so that I was around the
>> shop. At home, using several poor DIY chargers I exploded a couple more,
>> but
>> after I found a good charger no further issues.
>>
>> Good luck, Jeff Dayman
>>
>>
>>>From: The Sheppard Residence <psbr20252@xxxxxxxxxxxxxxxx>
>>>Reply-To: modeleng@xxxxxxxxxxxxx
>>>To: modeleng@xxxxxxxxxxxxx
>>>Subject: [modeleng] Re: Battery problems
>>>Date: Sat, 29 Dec 2007 00:08:47 +0000
>>>
>>>Hello Tel,
>>>
>>>Happy Christmas.
>>>
>>>Sealed, but not unvented.
>>>
>>>It sat in the garage on the charger for a couple of days, no source of
>>>ignition (to my knowledge anyway). I've had this battery for a about
>>>three years and charge it monthly.
>>>
>>>It's the same battery that starts my sons Hillman Imp.
>>>
>>>Cheers
>>>
>>>Peter
>>>
>>>TEL wrote:
>>> > Not unusual Pete - unvented batteries and chargers don't mix - the
>>>generated
>>> > hydrogen has nowhere to go but .....
>>> >
>>> >> It was marked, sealed for life, I guess than when it "unsealed"
>>> >> itself,
>>> >> that was the end of its life!
>>> >>
>>> >> http://www.lmandwr.co.uk/battery/battery_1.jpg
>>> >> http://www.lmandwr.co.uk/battery/battery_2.jpg
>>> >>
>>> >> More seriously, any ideas what could have happened? This is a
>>> >> battery
>>> >> that is used in my Landrover (in series with the "normal" battery) to
>>> >> give me 24v for the diesel heater. It comes out about once a month
>>> >> for
>>> >> charging.
>>> >>
>>> >> It was put on charge a couple of days earlier on a 12v, 5A (trickle)
>>> >> charge, I came into the workshop yesterday to find this!
>>> >>
>>> >> I have since charged a similar battery (same type) without any
>>>problems.
>>> >>
>>> >> Cheers
>>> >>
>>> >> Peter
>>> >>
>>> >> MODEL ENGINEERING DISCUSSION LIST.
>>> >>
>>> >> To UNSUBSCRIBE from this list, send a blank email to,
>>> >> modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the
>>>subject
>>> > line
>>> >>
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>>> >
>>> > MODEL ENGINEERING DISCUSSION LIST.
>>> >
>>> > To UNSUBSCRIBE from this list, send a blank email to,
>>> > modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the
>>>subject line.
>>> >
>>> >
>>>
>>>MODEL ENGINEERING DISCUSSION LIST.
>>>
>>>To UNSUBSCRIBE from this list, send a blank email to,
>>>modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject
>>>line.
>>
>>
>> MODEL ENGINEERING DISCUSSION LIST.
>>
>> To UNSUBSCRIBE from this list, send a blank email to,
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>> line.
>>
>
>
> MODEL ENGINEERING DISCUSSION LIST.
>
> To UNSUBSCRIBE from this list, send a blank email to,
> modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject
> line.
>
MODEL ENGINEERING DISCUSSION LIST.
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