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Re: Load Diversion in a system with 2 Midnite Kid MPPTs...
3 hours of sun on 1 sq foot might yield ~450 btu. 5 gallons raised 40F (eg, 70F to 110F, well short of 140F) needs ~1700 btu (ie, not even close no matter what efficiency you pick). A 2'x2' panel wou…1 · -
Re: The future demise of lead acid batteries
But if nobody bought cobalt, then my guess is that these children would be put to work doing other, similarly bad labor. So not buying lithium/NiCd/NiMH batteries doesn't help this "must be solv…2 · -
Re: This utility is being investigated by the FBI for trying to block rooftop solar
Maybe someday residential electricity will be priced on a minute-by-minute basis, with the price always being available via the Internet.1 · -
Re: cheap inverter that has low voltage cutoff but voltage is too low for my liking.
Ideally, a LVD would not respond to short term loads. If you have only small loads, then indeed, a 11.5V LVD would be very bad for the battery. My solution - use an arduino (ATtiny) programmed with a…1 · -
Re: Too many solar watts for battery bank?
Trojan says "a battery with a 20-hour capacity rating of 225 AH will use a charger rated between approximately 23 and 30 amps". But note that you can have extra panels and limit the charge …1 ·
