Solar Panels? Charge sealed batteries.
D. Schouten wrote:
> Anybody ever messed around with a solar powered battery charger?
> I want to build a PIC controlled solar battery charger for charging
> big sealed batteries. Differently than just using some kind of shut
> off at a certain battery voltage, my plan was to incorporate some
> kind of a Maximum Power Point Tracker (MPPT) to get the max out of
> the solar panel array I have (approx. 1kW max). The MPPT controls
> a step down converter which is followed by a stepup converter for
> the final regulation of the battery charging voltage.
> A PIC could easily do the MPPT part in this app.
For a solar battery charger you can visit
You can also find general info on solar power at
it is the homepage of the homepower magazine, a nice one with lot of
info on solar and wind power. You can also download the whole magazine
since it is available on the net.
See also: www.piclist.com/techref/power/batterys.htm?key=batteries
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