Overview
System type: Battery-based solar- and wind-electric
Location: New England to Trinidad
Solar and wind resource: Varies with location
Photovoltaics
Modules: 2 Shell SQ80, 80 W STC, 17.5 Vmp
Array: Two modules in parallel, 160 W STC total, 17.5 Vmp
Array installation: Self-fabricated flush mounts made from stainless-steel tubing, installed horizontally over the boat’s cockpit
Orientation: Varies with the movement of the boat
Wind Turbine
Turbine: KISS (Keep it Simple Sailor)
Rotor diameter: 58 in.
Rated energy output: 7.5 A, 12 VDC nominal, at 15 knots
(17.3 mph)
Rated peak power output: 25 A at 12 VDC nominal
Mount: Home-built stainless-steel pipe, rubber-mounted on the stern
Energy Storage
Batteries: Two Deka 8G4DM, 12 VDC nominal, 183 AH,
sealed gel
Battery bank: 12 VDC nominal, 366 AH total
Balance of System
Charge controller: Morningstar SunSaver, 10 A
Inverter: Xantrex Freedom Marine 10, 1,000 W, 12 VDC nominal input, 120 VAC modified square-wave output
Battery capacity metering: CDM Systems BT2000
