Tim Opperwall, John Mantel, Andrew DeJong, Marc Eberlein, Jim VanLeeuwen
1. Intake of air + fuel2. Compression3. Combustion 4. Re-compression5. Water Injection6. Exhaust
Patent for 6-Stroke I.C. Engine Feb 27, 1917 Hugo F. Liedtke Theoretical analysis ‘Crower Engine’ 2004 Bruce Crower Few calculations, but working prototype Senior Design 2009 Team 14 Continued development
Custom Cam Shaft With New Gearing Water Injector
Maintain or increase power Same speed & torque with less gasoline Transparency & Integrity No black box with smoke and mirrors Public data available for continued research Stewardship Increased energy efficiency Monitor changes in emissions
Progress Contacted manufacturer for engine spec’s and models Dynamometer testing Water injection system ENGR 315: Control Systems Issues Custom cam shaft Thermodynamic analysis of cycles Orsat emission testing