Tear Down of a Vectrix electric scooter (aka motorcycle) September 20, 2007 Presented by: Richard Nass, Editor-in-Chief, Embedded.

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Presentation transcript:

Tear Down of a Vectrix electric scooter (aka motorcycle) September 20, 2007 Presented by: Richard Nass, Editor-in-Chief, Embedded Systems Design & John Day, Staff Field Apps Engineer, Microchip

The Frame

The Instrument Cluster

The Test Drive

Nickel Metal Hydride Battery Pack –(102) 30Ah cells series wired mounted in two packs (48 and 54 cells respectively) –125V / 30 Ah –3.7 kW-h –2 Hour (80% charge) recharge with 1.5KW universal on board charger –1,700 average Discharge Cycles (80% charge)

Brushless DC Motor –3-phase, Permanent Magnet, Sensored –12-pole, 16-slot –6:1 Planetary Gear Reduction rpm Peak Power 65 Nm / 48 Ft-Lb Peak Torque 22 Nm / 18 Ft-Lb Continuous Torque 6000 RPM Maximum

Tear Down of a Vectrix electric scooter (aka motorcycle) September 20, 2007 Presented by: Richard Nass, Editor-in-Chief, Embedded Systems Design & John Day, Staff Field Apps Engineer, Microchip