Up in the NC Foot Hills x3 220 Watt Panels x4 Golf Cart Batteries keep Relay sites powered up nicely
the pricey part is the charge controller Golf Cart batteries save you a lot in cost, but you will need to keep an eye on the water level inside the batteries On Fri, Oct 5, 2018 at 4:58 PM Bill Prince <[email protected]> wrote: > We do about half the solar panels as Chuck, and we only really need 10 > days on the batteries. We have sometimes done less on both of those and > depending on the exact location. > > We are on the 37° parallel, and get no snow, and no really hot weather, so > we are in a fairly ideal solar environment. I'm not sure exactly where you > need this, but you must be somewhere around the 28° parallel? You should > get a lot more sun, but you probably also get a lot of cloud activity. Your > typically higher temperatures will derate your solar panels as their output > decreases with heat. > > You're burning 3600 watt-hours per day. That's a tall order for a > customer. I'm guessing this is a lot more than just internet access? > > > bp > <part15sbs{at}gmail{dot}com> > > > On 10/5/2018 1:23 PM, [email protected] wrote: > > Is this Florida? > > In Utah, off grid, snow on the panels, worst case. No sun for two weeks > this is what I have used that has been field proven. > > 20X load worth of panels > 2 weeks of autonomy worth of batts. > > I would say if you went 200 watts * 20 is 4000 watts of panel. > So $2K for the panels. > > 200*24*14=67 kWh of batt * 10 cents = $6.7K for batts > > You can get batts for as low as 6 cents per watt hour. I used 20 cents > there. > Batts may be as low as half that. Even less if you don’t have to worry > about snow etc. > > So $10K in Utah. > In Florida you do not need 2 weeks. What is the longest interval of solid > overcast? > You also have longer days in the winter. > > Bill Prince has some figures for no snow areas. > > *From:* Paul McCall > *Sent:* Friday, October 5, 2018 1:59 PM > *To:* AnimalFarm Microwave Users Group > *Subject:* [AFMUG] Solar system rough cost > > > We have not done solar systems before, but am looking at it for a customer. > > > > Need 150watt sustained, so figure about 250 to cover ourselves. > > > > Looks like we get about 5.5hours per day of “peak sun”. > > > > Any rough idea on how much it would cost for a system to do this? > > > > Paul, PDMNet > > ------------------------------ > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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