So you are using 35 amps x 2, 70 amps per hour?
Peukert
http://www.csgnetwork.com/batterylifecalc.html?cx=partner-pub-8018289210612122%3A1424138921&cof=FORID%3A10&ie=UTF-8&q=&sa=Search&rbc=800&dr=70&pn=1.4&crate=523.095&tlifetime1=7.473&mlifetime8=5.978&tlifetime2=5.605&tlifetime3=3.736&tlifetime4=1.868
On Feb 26, 2017 15:45, "Tpernas Att tpernas@bellsouth.net [electricboats]" <electricboats@yahoogroups.com> wrote:
I have a a solar boat with 6 (130 watt) panels, 80 amp Chinese controller, 8 (98 amp hour) batteries(parallel) and 2 (45 lb) trolling motors. At full throttle one motor draws around 35 amps. After an hour at full throttle the controller shows the batteries at only 65%. Any thoughts?
Tony
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Posted by: Kev <captainyoung@gmail.com>
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