Recruitment Info SessionJanuary 26th, 2015

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Agenda

• The Team• Our Goal• Technical Organization• Timeline• Recruiting and Expectations

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Agenda

• The Team• Our Goal• Technical Organization• Timeline• Recruiting and Expectations

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The Team

• 16 Electrical and Mechanical engineers

• Diverse backgrounds and fields of interest

• Passionate

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Agenda

• The Team• Our Goal• Technical Organization• Timeline• Recruiting and Expectations

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Our Goal

• Build Cornell’s first all-electric motorcycle • Starting with some bought components• End goal of building the entire bike from scratch

• Enter into the eMotoRacing series• 20 mile race• Competing against professional teams and other colleges

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Agenda

• The Team• Our Goal• Technical Organization• Timeline• Recruiting and Expectations

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Technical Organization

The Bike

Powertrain

Drivetrain Batteries

Controls Cooling

Chassis

FrameBody

Swings and

Springs

Business

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Drivetrain Subteam

• High-performance motor selection• Preparation for dynamometer

construction• Gearing and transmission• Motor protection systems• MATLAB simulations

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Batteries Subteam

• Weight/Capacity trade-offs• Charging system• Battery chemistry analysis• Energy consumption simulation• Battery management system• Safety classes/certification• Dynamometer battery bank

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Controls Subteam

• Motor controller programming and selection• User interfacing (throttle, safety switches,

dashboard, etc…)• Potentially inverting DC power coming from batteries• Wiring harness• Data logging and collection

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Cooling Subteam

• Motor heat management• Battery heat management• Air vs. water vs. oil cooling• Routing and packaging• Radiator sizing (if needed)• Positioning

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Frame Subteam

• Select a frame type • Design frame• CAD model and drawings• ANSYS Simulations• Frame analysis (stress and heat)• Learn how to weld

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Body Subteam

• Design composite fairings• Computational fluid dynamics

(drag coefficient reduction)• Manufacture carbon fiber

bodywork • Packaging and rideability• Seat for rider

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Swings and Springs

• Obtain fork and swingarm• Camber and rake angles• Suspension selection• Verify brakes and tires• Wheelbase• Handlebars

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Business Team

• Maintain relationships with sponsors, the university, and other project teams (PR)

• Maintain a healthy working environment within the team (HR)

• Use smart design practices and systems engineering techniques to make sure that we are working efficiently

• Safety considerations and responsibilities• Website• Purchasing, budgeting

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Agenda

• The Team• Our Goal• Technical Organization• Timeline• Recruiting and Expectations

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Timelines

• Fall 2014:• Acquire a motor• Research subsystems• Determine battery geometry• Design dyno• Obtain sponsors

• Spring 2015:• Build homemade dyno• Set up working engine test stand• Design work across all subsystems

• Fall 2015:• Bike construction• Find a professional driver to

develop the driving feel with• Tune motor controls and chassis• Iterative design, troubleshooting

• Spring 2016:• Compete in the New Jersey

eMotoRacing series

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Agenda

• The Team• Our Goal• Technical Organization• Timeline• Recruiting and Expectations

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Recruiting

• Looking for people with experience…• ...using high-power electronics.• ...in applying advanced mechanical

engineering skills (heat transfer analysis, FEA, CFD, etc…)

• …with batteries.• …in an automotive setting.• …with any relevant engineering skills.

• Most importantly, enthusiasm!

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Recruiting

• Participate in an exciting, hands-on project• Gain skills experience beyond the

classroom• Learn how to use industry-standard

software• Contribute to advancing sustainable

transportation technology• Get class credit (ECE 4998)

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Expectations

• Can take for up to 3 credits• 4 hours per credit – 3 credit member is

expected to put in at least 12 hours a week

• Grading based off of attendance, quality of work, and report submission

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Conclusion

• Very exciting time for us! Lots of design work and construction ahead.

• Anyone who is interested in joining us should fill out an application.

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Thank you for your time!

Questions?