1. CUTTHROAT ENERGY Preliminary Design Review

2. Sponsored by:

3. Overview

4. Electrical Layout

5. The Problem

6. Needs Additional high-speed run 260 rpm ~800V ~1300A 25 sec of additional energy

8. Deliverables Documents Problem Description and Requirements Potential Design Solutions Recommended System Selection Final Configuration Report Models Laboratory model of scaled system

9. Project Learning PM Motors Power Electronics Ultracapacitors Transient Simulation

10. Parallel DC Solution

11. Series DC Solution

12. Capacitor Solution Pros Quick Device Response Low Development Cost Long Life Cons Component Cost Size Charging

13. Auxiliary System Pros Use exiting equipment Small size Component Cost Cons Development Cost Available Energy

14. Design Matrix

15. Begin Project Definition (Phase 1): September 8, 2006 Client Interview: September 18, 2006 Bayview Visitation: October 3, 2006 Project Needs/Specifications: October 16, 2006 Begin Conceptual Design (Phase 2): October 16, 2006 Individual Learning Presentations: October 23, 2006 Math Model Prototype #1: October 23, 2006 Preliminary Design Review: November 3, 2006 Math Model Prototype #2: November 6, 2006 Evaluate and Select Among Alternatives: November 10, 2006 Begin System Integration (Phase 3): November 13, 2006 Interim Design Report Review: November 17, 2006 Rough Draft Laboratory Model: November 17, 2006 Refined Laboratory Model: November 29, 2006 Snapshot Day: December 1, 2006 Finalize Proposal/ Project Plan: December 8, 2006 Schedule

16. Series Transient Model

17. Series Transient Block Model

18. Speed and Power Profiles

19. Cabinet and Supplemental Voltages

20. Questions?