SAE Clean Snowmobile Challenge Presentation

Outline Design for Performance Design for Simplicity Design for the Environment

Performance Range Speed Power Characteristics

Range 7-10 Miles Lithium Ion Interchangeable Possible Addition Battery Technology: Lithium Ion Interchangeable Possible Addition

Speed 42.2 km/hr = 26 miles/hr Almost 2X last year Due to the new CVT

Power Characteristics Motor Power : 14.7 HP Motor: 25.5 ft.lbs at motor shaft Max RPM: 2800-2900 at motor shaft Gear ratio : Low 6:1 High 1.67:1

Simplicity Modularity Color Coded Electronics Rider Comfort Integrated Charging Simple Controls

Controls Analog Voltmeter Analog Ammeter Green Light Go!

Cost Assessment Chassis: $2500 Motor + Controller: $2500 CVT: $300 Battery Pack: $5000 Charger and DC/DC converter: $1200 0 Emissions: Priceless

Environment Zero Emissions Noise: Track and CVT Energy Efficiency: 1 full charge = 0.5 lbs of gasoline

Conclusion Simple controls Interchangeable battery pack Torque Range McGill Electric Snowmobile is Perfect for Scientist in North or South Pole research areas