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Transcript of Roots Supercharger
Good life cycle
Must not modify the internals of the engine
Must be considerably light
Must have a professional looking finish
Preferred low end power Design Specs Roots Supercharger
2 lobe rotors
Driven from flywheel Decision Matrix Calculations HP required for supercharger
Volume of Air Compressed per Revolution x Engine Speed rpm @ 1:1 ratio = Flow rate
Lobe Diameter and Length
1.875 in dia x 3.16 in length Nate Diangelo, Nick Gezon, Chris McAdams, Larry Murphy Calculations Cont. Bearing Calculations
Output Pressure Volume of Air Compressed per Revolution x Engine Speed rpm @ 1:1 ratio = Flow rate Calculations Cont. Gear Ratio 1:1
Thermal Expansion of Aluminum Alloy 6061 - 13.0 (microinch/(in F)) Engineering Specs Solid Model/FEA Epicycloid/Hyper cycloid Shaped Lobe
Bearings Manufacturing Material: Al6061 Steel1040
Haas TM1 Manufacturing Cont. Testing Lobe Clearance
Dynamometer Cost Analysis Acknowledgments Southern Polytechnic State University- Machine Shop, CAD software and Autoclave
FSAE Race Team- Dynojet Chassis Dynamometer
Zach Houston (Georgia Institute of Technology) - Combustion Calculations, Thermal Efficiency, Mass Air Flow,
Kevin Starks (Teacher Assistant- SPSU) – Helped with difficult CNC machining needs
Professor Atiqullah (Ph.D. M.E. Purdue University, M.S. M.E. Purdue University, B.S. M.E. Bangladesh University of Engineering & Technology) – Industrial Blower Consultation Questions? Finished Product