sorry using moble device. If this is the case you will only deplete
the batteries charge. If this is not your plan, give us a better
view.
On 4/11/11, Kevin Pemberton <pembertonkevin@gmail.com> wrote:
> let me get this straight. You want to charge the batterys from the
> motors that are draining them.
>
> On 4/11/11, james4078 <james4078@yahoo.com> wrote:
>> I was wondering who knows the answers to these questions?
>> I am putting together an array of 6 marine deep cycle batteries to make a
>> 72
>> volts battery bank.
>> I ordered 2 PMA's (permanent magnet alternators that charges up to
>> 300amps)
>> to recharge the batteries (each PMA to charge 3 batteries)
>> There is one 72volt/300amp motor controller running two 15/20hp Permanent
>> Magnet electric motors as the primary drive and the two PMA's will be
>> driven
>> off these to recharge the battery bank.
>> I want to recharge the batteries individually using 2-12v regulators to
>> regulate the PMA's down to 12volts(voltage usually increases with the
>> rpm's). 12 blocking diodes to go each battery (6-negative terminals,
>> 6-positive terminals) to allow each battery to recharge without any
>> drawback
>> form the battery bank.
>> As the consumption of the drive motors increases with the rpm's so will
>> the
>> output of amps from the alternators thus trying to get as close to a 1-1
>> drain to charge ratio as possible.
>> So here are the problematic questions:
>> #1 What size voltage regulators do I use to handle these 300 amp PMA's
>> #2 Where do I get them?
>> #3 What size blocking diodes are suggested as well?
>>
>>
>
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