Solar Power Cube v17.10
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This design employs a solar panel to drive a hydraulic pump. Here are the latest updates:
Sept 2017: Part selection complete for solar panel, electric motor, power unit (less drive belt and gears)
Power Cube Working Document: ["https://docs.google.com/spreadsheets/d/1tOpd6turRVkiu3LHZ72o98MZziBLp-kUVRxjHMo1ix0/edit#gid=1"]
Specifications
Solar Panel
Voltage: 36.1 VDC Amps: 7.76 A Watts: 280 Cells: 72 Dimensions: 77.4in (1,966mm) x 39.4in (1,000mm) x 2in (50mm) Weight: 57.3lb (26kg)
DC Motor and Controller
Power: 500 Watt Voltage: 36 VDC Amps Max: 17.8 Max RPM: 2500 Reversible Brushes and permanent magnets Diameter: 4 1/4" Body Length: 4" Shaft: 23mm x 11.9mm shaft (threaded)
Hydraulic Pump
Hydraulic Motor
Calculations
Power input / output
280 W / 746 W/HP = 0.375 HP