An electric kart will be used for development and testing of the proposed motor controller, and possibly other components depending on feasibility.
The major components of the kart are as follows:
Motor: D&D ES-22-2 (6hp continuous HP at 48v) http://www.ddmotorsystems.com/ElectricVehicles.shtml
Controller: Orginal Alltrax 4834 (burned up after a approx a hundred hours of service) New Alltrax 7245 http://www.alltraxinc.com/
Batteries: 4 Optima Blue Top 34M 50AmpHr http://www.optimabatteries.com
Motor Cables: 000 Welding Cable
Chargers: Vector VEC1093A Smart Charger (typically used at 10A, but have used 40A for quick charge)
Frame: Custom made of 1 1/2" square steel tubing
Performance:
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Run time is between 10-20 minutes depending on how often the accelerator is used
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Top speed is 55 mph on level ground, 67 downhill (big hill)
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Weight ~300lbs, 180 being the batteries
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Current to the motor ~700 Amps
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Full Charge in 40min, 20m/battery using 2 chargers.
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