Hi Josh, You have probably posted this already but, what make and model of solar panels do you have there? Do you find shading by the boom has a noticeable affect on the output?
Ken H. On 12 February 2018 at 22:43, Josh Muckley via CnC-List < cnc-list@cnc-list.com> wrote: > 200w solar insulation. > https://drive.google.com/folderview?id=0B8pEh5lnvP1yLXU5RzRyWjZXTDA > > On Mon, Feb 12, 2018, 8:14 PM Bruce Whitmore via CnC-List < > cnc-list@cnc-list.com> wrote: > >> Hi Josh, >> >> Just curious, what batteries do you have in your bank, and where are they >> mounted? >> >> Am I right to presume that having more charge capacity would result in >> shorter battery life? >> >> Just trying to size my eventual solar panel purchase. >> >> Thanks! >> >> Bruce Whitmore >> >> (847) 404-5092 (mobile) >> bwhitm...@sbcglobal.net >> >> >> ------------------------------ >> *From:* Josh Muckley via CnC-List <cnc-list@cnc-list.com> >> *To:* cnc-list@cnc-list.com >> *Cc:* Josh Muckley <muckl...@gmail.com> >> *Sent:* Monday, February 12, 2018 2:34 PM >> >> *Subject:* Re: Stus-List Portable generator question >> >> Much of your problem is a matter of battery capacity as much as a matter >> of charging capacity. I have ~450 Ah of capacity on one bank, a 90 Amp >> alternator that never reaches full load, and 200 watts of solar. Even >> without the solar I was able to comfortably keep the the fridge running and >> the lights on when cruising for ~2 weeks. The half hour to hour of engine >> operation to anchor or moore in the evening and the same in the morning was >> always enough to keep the batteries charged. >> >> Keep in mind that the battery capacity should be at least 4x of the >> charge capacity for flooded lead acid and at least 2x for AGM. So a 400 Ah >> or 200 Ah respectively for a 100 amp alternator. >> >> Josh Muckley >> S/V Sea Hawk >> 1989 C&C 37+ >> Solomons, MD >> >> >> >> On Mon, Feb 12, 2018, 12:55 PM Damian Greene via CnC-List < >> cnc-list@cnc-list.com> wrote: >> >> A question for your collective wisdom: >> >> I am scoping out upgrading my stock 55A alternator to a 100A Balmar, and >> related upgrades to the controls. I had a very productive discussion with >> Rod Collins at Compass Marine (mainesail), and we worked out the details. >> Unfortunately he's booked out through the spring, so this job will wait >> until next winter. >> >> So thinking then about keeping the batteries charged, and the fridge >> running on our long summer cruise - where we may go for weeks without >> access to shore power, I got wondering about using a portable generator to >> charge the batteries - as an alternative to many hours of running the >> diesel. There are a couple of Hondas that might do the trick 2000 Watt, >> weighing 47#, 1000 Watt weighing 29#. >> >> Have any of you tried this? What could (would) go wrong if I plugged this >> generator into my inverter, to charge the batteries? >> >> Regards, >> >> Damian >> >> 1986 Sabre 38 Freefall >> Previously 1984 C&C 34 Ghost >> Bass Harbor, Maine >> _______________________________________________ >> >> Thanks everyone for supporting this list with your contributions. Each >> and every one is greatly appreciated. If you want to support the list - >> use PayPal to send contribution -- https://www.paypal.me/stumurray >> >> _______________________________________________ >> >> Thanks everyone for supporting this list with your contributions. Each >> and every one is greatly appreciated. If you want to support the list - >> use PayPal to send contribution -- https://www.paypal.me/stumurray >> >> >> >> _______________________________________________ >> >> Thanks everyone for supporting this list with your contributions. Each >> and every one is greatly appreciated. If you want to support the list - >> use PayPal to send contribution -- https://www.paypal.me/stumurray >> >> > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each > and every one is greatly appreciated. If you want to support the list - > use PayPal to send contribution -- https://www.paypal.me/stumurray > > >
_______________________________________________ Thanks everyone for supporting this list with your contributions. Each and every one is greatly appreciated. If you want to support the list - use PayPal to send contribution -- https://www.paypal.me/stumurray
