Bears Bikes DETAILED DESIGN REVIEW 12/04/2013 1 Task Ownership (Mechanical) Justin Valves/Exhaust System Cylinder Head Chrissy Engine Block Crank Case Danny Piston and Connecting Rod Lubrication Ian Camshaft and Timing Integration with Other Teams Final Cylinder Head Design Kristin Crankshaft Oil Pan Alex Valves FEA FMEA 2 Task Ownership (Thermo) Tyler Research Subsystems Equation Analysis Radiator Analysis Cooling System Conceptual Design David Engine Electronics Integration with Cylinder Analysis Cooling Component Integration Paul Engine Cycle Analysis Cylinder Heat Considerations Emissions Analysis Power and Fuel Efficiency 3 Task Ownership (Manufacturing) Dan and Nick Material/Manufacturing Analysis Material/Manufacturing Selection Cost Analysis Design for Manufacturing Tolerance Analysis Manufacturing Drawing Generation Assembly Analysis Final Report Prep 4 Presentation Road Map Engine Overview Systems Breakdown Camshaft, Timing, Valves Alex and Ian Cylinder Head and Combustion Chamber - Justin Pistons and Connecting Rod Danny and Dan Crankshaft Kristin Engine Block and Lubrication Chrissy Cooling System Tyler and David Engine Electronics - David Theory of Operations & Technical Analysis - Paul Manufacturing and Economics Dan and Nick 5 Engine Overview 6 Goals and Objectives Design a motorcycle engine that meets supplied criteria Minimize cost* Maximize fuel efficiency* Reasonably fits into motorcycle frame Similar durability and reliability as compared to existing engines Manufacture units per year *denotes primary focus 7 Requirements (Assigned) 2+ Cylinders, 4-Stroke Cycle 1500cc-1800cc Displacement Spark-Ignited Fuel Injection 9:1 to 10:1 Compression Ratio Capable of 5000rpm Continuous Service with Idle at 800rpm Six-Speed Transmission Meets Established Standards Designed for Production of Units/Year 8 Requirements (Derived) Fuel Efficiency: 40-55mpg Emissions: