2. Team 14 Tim Opperwall, John Mantel, Andrew DeJong, Marc Eberlein, Jim VanLeeuwen

3. Outline Problem Designs Issues Feasibility Resources Analysis Questions

4. Problem 4-Stroke engines are inefficient Implement a 2nd power cycle Use less fuel while maintaining power Water injection system Electrically Controlled Engine

5. 6-Stroke Engine 1. Intake of air + fuel2. Compression3. Combustion 4. Re-compression5. Water Injection6. Exhaust

6. Design A Two considered design alternatives Camshaft Modification Mechanically controlled Extend crankcase to allow room Manufacture camshaft

7. Design B Electrically Controlled Engine Remove cam controlled valves Replace with solenoid actuated valves Added capability between 4+6 strokes Head redesign

8. Issues Injection System C programming Space Requirements Water in Fuel Injector Economics Engine Testing Pressure Temperature Emissions testing Orsat failure Gas chromatography Chemistry Department Dynamometer testing Fastbikes U.S.A. Engine Modification John Farris-GVSU

9. Feasibility It has been done before Engine Control Unit (ECU) is highly adjustable Team experience with engines and machines

10. Resources Engr 315-Control Systems Arduino Board Thermocouple amplifier Machine Shops Vortec Tooling Fastbikes USA Highlight Industries John Farris-GVSU dynamometer testing

11. Engineering Analysis Control System Design Built a working temperature control system Thermodynamic Calculations

12. Reverse Engineered Cam Shaft Determined timing and displacement of valves Intake Exhaust

13. Questions