1. Recruitment Info Session January 26 th, 2015

2. Agenda 2 The Team Our Goal Technical Organization Timeline Recruiting and Expectations

3. Agenda 3 The Team Our Goal Technical Organization Timeline Recruiting and Expectations

4. The Team 4 16 Electrical and Mechanical engineers Diverse backgrounds and fields of interest Passionate

5. Agenda 5 The Team Our Goal Technical Organization Timeline Recruiting and Expectations

6. Our Goal 6 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

7. Agenda 7 The Team Our Goal Technical Organization Timeline Recruiting and Expectations

8. Technical Organization 8 The Bike Powertrain DrivetrainBatteries ControlsCooling Chassis Frame Body Swings and Springs Business

9. Drivetrain Subteam 9 High-performance motor selection Preparation for dynamometer construction Gearing and transmission Motor protection systems MATLAB simulations

10. Batteries Subteam 10 Weight/Capacity trade-offs Charging system Battery chemistry analysis Energy consumption simulation Battery management system Safety classes/certification Dynamometer battery bank

11. Controls Subteam 11 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

12. Cooling Subteam 12 Motor heat management Battery heat management Air vs. water vs. oil cooling Routing and packaging Radiator sizing (if needed) Positioning

13. Frame Subteam 13 Select a frame type Design frame CAD model and drawings ANSYS Simulations Frame analysis (stress and heat) Learn how to weld

14. Body Subteam 14 Design composite fairings Computational fluid dynamics (drag coefficient reduction) Manufacture carbon fiber bodywork Packaging and rideability Seat for rider

15. Swings and Springs 15 Obtain fork and swingarm Camber and rake angles Suspension selection Verify brakes and tires Wheelbase Handlebars

16. Business Team 16 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

17. Agenda 17 The Team Our Goal Technical Organization Timeline Recruiting and Expectations

18. Timelines 18 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

19. Agenda 19 The Team Our Goal Technical Organization Timeline Recruiting and Expectations

20. Recruiting 20 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!

21. Recruiting 21 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)

22. Expectations 22 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

23. Conclusion 23 Very exciting time for us! Lots of design work and construction ahead. Anyone who is interested in joining us should fill out an application.

24. Thank you for your time! 24 Questions?