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Posted by on September 14, 2007, 8:34 am
Please log in for more thread options > On Sep 13, 8:35 pm, beal...@gmail.com wrote:
>
> > System voltage 24 Volts
> > Battery Volts 2V
> > Daily load 3.5kWh
> > 5 days autonomy
> > Battery bank capacity 1200Ah
> > Daily Depth of Discharge 13.5%
> > Array output required 180Ah/day
> > PV module output 5A
> > Garanteed current 4.5A
> > Number of modules in series 2
> > Number of parallel strings 9
>
> George -
> Can one assume that if we needed 70kwh/day, that we simply multiply
> your numbers by 20?
Well, no. I checked it and it seems to work. But you would be better
served by multiplying by ten and doubling the system voltage to 48
volts.
But you have asked this before. Nothing has changed in the technology
to reduce the cost.
Although, according to the world foremost expert on load reduction,
yes that would be wayne, all you need is to use an electric battery
charger to reduce your load.
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