Size a solar power system for automatic gate openers based on gate type, cycles per day, and motor load.
Input Parameters
Results
--
Daily Energy
Wh
--
PV Panel
W
--
Battery
Ah @ 12V
--
Autonomy
days
Note: Gate openers draw 3-5W standby for control boards. Size battery for 5-7 days autonomy to handle cloudy periods.
Reference
Motor Wh = (Motor W x Cycle Time x Cycles) / 3600
Standby Wh = Standby W x 24 hrs
Daily Wh = Motor Wh + Standby Wh
PV W = (Daily Wh / (Sun Hrs x 0.75)) x 1.3 margin
Battery = Daily Wh x 5 days autonomy / 12V