alt.energy.renewable

Parallel batteries tend to get unbalanced and one will win leaving the other
screwed anyway.

It takes a few more electronic components to parallel batteries
successfully.


"Garry Beattie" wrote in message
news:47f4c20d$0$13295$5a62ac22@per-qv1-newsreader-01.iinet.net.au...
> "Charles Foot" wrote in message
> news:1207212680.559979@ftpsrv1...
>> GeekBoy wrote:
>>>
>>> "Garry Beattie" wrote in message
>>> news:47f4348f$0$13260$5a62ac22@per-qv1-newsreader-01.iinet.net.au...
>>>>
>>>> "Solar Flare" wrote in message
>>>> news:ss6dnds0gLIgvmnanZ2dnUVZ_gydnZ2d@golden.net...
>>>>> Avoid parallel batteries. You didn't specify what voltage you are
>>>>> using.
>>>>
>>>> Sorry. I should have given more details.
>>>>
>>>> I am using 2x 12v batteries at present.
>>>>
>>>> Pardon my ignorance (or stupidity) but what do you mean by Parallel? Is
>>>> that when I hook 2 x 12v batteries together, but still keep the voltage
>>>> as 12v or
>>>
>>> Parallel
>>>> is that when I hook 2x 6v batteries together to increase the voltage to
>>>> 12v?
>>> Serial
>>>
>>>>
>>>> Garry
>>>>
>>>>
>>>
>> Serial? Should read: series.
>
> Thanks guys. I figured Geekboy meant "in series".
>
> So now I understand the terminology which is the better option?
>
> 2x 6v in series or 2x 12v in parallel, and why? (Or is there no difference
> or preference?)
>
> A number of my friends are also wondering the same thing so the answer
> would benefit us all.
>
> I guess, as boaties, 2x 12v parallel has the advantage of the fact that if
> one fails while at sea, you still have the other 12v to keep things going.
>
> Garry
>
>
>
>