Re: Battery confusion! :) please help a noob

If you want to double the voltage AND the Ah, it'll take four batteries: two
sets of two, each set having the battereries in series (as you described),
and the two sets together in parallel.


"rutman" <elcid2k@xxxxxxxxxxx> wrote in message
news:vcg371hjaoiu12i273ak9ikqus1kec9tlg@xxxxxxxxxx
> THANKS for the quick post!!!!
>
> back to the drawing board :( grin!
> On 28 Apr 2005 21:30:06 -0700, electricitym@xxxxxxxxx wrote:
>
> >rutman:
> >NO..... the voltage is doubled BUT the AH stays the same... so the
> >end result in your example would be 12 Volts @ 12 AH
> >electricitym
> >- - - - - - - -
> >
> >
> >rutman wrote:
> >> Hi guys.
> >>
> >>
> >> I have a question about battery and voltage. Please correct me if i
> >am
> >> wrong.
> >>
> >>
> >> If you add two batteries in a series, you double the voltage and Ah ?
> >>
> >>
> >> lets take an example
> >>
> >>
> >> if i add two batteries each rated at 6 volts 12 Ah that means that I
> >> am doubling the voltage output as well as the Ah
> >>
> >> 12 volts 24Ah
> >>
> >> is the above correct?
> >>
> >>
> >> thanks. :)
>


.

Relevant Pages

  • Re: AC to DC 65+ volts 60 amp Power Supply Plans?
    ... inverter section (where all that irritating pass-through-the-generator ... I'm using Inverter #2 only to charge the batteries right now. ... So long as the diodes are not overly low voltage, ...
    (sci.electronics.design)
  • Re: Solar-hydrogen home power system?
    ... > The down side may have you consider batteries instead. ... > The biggy for you will be that the voltage is not constant. ... you will need a switcher that is tailored for caps. ... To control a motor of any type efficiently, you really need some kind of ...
    (sci.energy.hydrogen)
  • Re: Solar-hydrogen home power system?
    ... > The down side may have you consider batteries instead. ... > The biggy for you will be that the voltage is not constant. ... you will need a switcher that is tailored for caps. ... To control a motor of any type efficiently, you really need some kind of ...
    (sci.energy)
  • Re: battery box supplying 4 different voltages?
    ... On other bots I've tried it both ways, and did indeed find that it was easier to just have separate motor and logic batteries. ... Star or single-point grounding with the common point as close to the battery negative or bulk filtering capacitors as possible will help. ... should have eight conductors on this bus, rather than five, so that each voltage can have its own ground line. ... If you think about power distribution buses without capacitors, short term heavy loads will require the heavy load current be supplied from the battery. ...
    (comp.robotics.misc)
  • Re: lead-acid battery open circuit voltage
    ... >> Circuit Voltage changes with age or cycles for a lead acid battery. ... Say that two fully charged 12V batteries have OCVs that ... >> that battery's total charge. ... Battery charge and discharge is almost a subject ...
    (sci.chem)