500 likes | 835 Vues
Department of Mechanical and Aerospace Engineering. Department History. Mechanical Engineering – 100 years old Aerospace Engineering – 62 years old Engineering Mechanics – ~75 years ago Aero & Engineering Mechanics merged ~20 Years ago Mechanical & Aerospace merged in 2002.
E N D
Department History • Mechanical Engineering – 100 years old • Aerospace Engineering – 62 years old • Engineering Mechanics – ~75 years ago • Aero & Engineering Mechanics merged ~20 Years ago • Mechanical & Aerospace merged in 2002
Department Demographics • Combined Department • About 51 faculty • About 375 graduate students • About $12 million research budget • Mechanical Engineering • 850 undergraduates • Aerospace Engineering • 450 undergraduates
ME and Aerospace Tracks 1st Five Semesters Identical Aerospace Overlap Mechanical Option for both degrees with just 9 additional hrs
Biomechanics Minor Total Hours Required for Biomechanics Minor: 16 Typical courses: Bio-dynamics Bio-solid Mechanics Bio-Fluid Mechanics Applied Human Physiology Organic Chemistry Virtual Prototyping of Artificial Knees
What is Mechanical Engineering? • Wikipedia – ME is an engineering discipline that uses fundamental principles from physics, mechanics, thermodynamics, material science, and applied mathematics in the analysis, design and manufacturing of various mechanical systems • It is one of the oldest and broadest engineering discipline
What is Aerospace Engineering? • Specialization applied to aircraft and spacecraft • Aeronautics – planes • Astronautics – space
Top 10 Greatest Accomplishments • Automobiles (GM, Ford, …) • Aeroplanes (Boeing, GE, …) • Power generation (Progress energy, …) • Agricultural mechanization (Caterpillar, …) • Space exploration (NASA, …) • Refrigeration & airconditioning (Trane, …) • Integrated circuits (Intel, …) • CAD/CAM • Bioengineering • Codes & Standards
Faculty Highlights • 9th largest department in the nation • 20 Full professors, 20 Associate Professors, 8 Assistant Professors, 3 Lecturers • 13 New faculty over last 3 years • 4 New hires this year in Energy, Nanomechanics, & Bioengineering • 1 NAE, 15 society fellows (APS/ASME/AIAA) • 19 Journal editors / associate editors • 7 CAREER award winners (NSF/ONR)
Student Highlights • Some of the very best students • Hired by every major company in the southeast • Very active student organizations • ASME, AIAA, SAE, P-T-S, SWE
Student Highlights • Very active participation in student competitions • 1st in 2007 AIAA Propulsion design challenge • 1st in 2007 AIAA Aerostructures design competition • 8th in 2007 AIAA Design-build-fly • 3/120 in 2008 SAE mini-Baja competition • 9/121 in 2008 SAE Formula racing • 1st in 2205 ASME Manufacturing design competition • 1st in 1999-2007 International micro-air-vehicle competition • 3rd in 2006 ASHRAE Student design project • 2008 NASA Microgravity program • 2009 Human powered submarine competition • 2009 Hybrid motor high powered rocket competition
UF SAE chapter was founded in 1984 Interdisciplinary group of students Design, manufacture & present consumer vehicles for international competitions Great experience on a meaningful project Opportunity to work in a team environment Students generate industry support Maintain educational priorities Background
1. Real-world experience Design Analysis Manufacturing Assembly Serviceability Benefits of Student Design Projects
2. Decision making Benefits of Student Design Projects
3. Time, project & team management Benefits of Student Design Projects
4. Reinforces the basics and highlights weaknesses Benefits of Student Design Projects
International Micro Air Vehicle Competition 1997 - 2006 Initiated by: Rafi Haftka, David Jenkins, Wei Shyy and Edward Walsh Hosted by University of Florida Four Times Eight Overall Championships for UF, 1999 - 2006
Competition Disciplines Surveillance: Smallest MAV to video tape target 600 meters from the launch location 1997 – 2006 Record: UF (4.5 in) Payload: Smallest MAV to carry 2 oz aluminum block for 2 minutes 1997 – 2001 Record: UF (7.5 in) Endurance: Flight duration divided by (maximum dimension)3, 15 minute max 2002 – 2006 Record: UF (4.5 in)
Competition Disciplines (cont.) Endurance: Flight duration divided by the packable volume, 10 minute max 2006 UF record Design Report: Best journal style paper pertaining to competition entry 2002 – 2006 UF won in 2005, 2006 Flapping: Most figure eight laps around two poles divided by (maximum dimension)3 2004 – 2006 UF not so good
Surveillance Competition 4.5 inch MAV in flight Video image of the target Pilot flies MAV through video
International Micro Air Vehicle Surveillance Competition History UF 4.5 in. record MLB 20 MLB UF UF 10 UF BYU Maximum Dimension, in. UF KKU 5 UF UF 2.5 2001 2003 2002 2000 2006 2004 2005 1997 1998 1999 Year
UF MAVs: The Dark Ages (Gas Powered Engines) 1999, Gainesville, FL, 12” 1998, Gainesville, FL, 15.6” 1997, Gainesville, FL, 26” 2001, Gainesville, FL, 7.5” 2000, Ft Wachuca, AZ, 10.5”
UF MAVs from the Modern Age (Electric Motors) 2004, Tuscan, AZ, 5.25” 2003, Gainesville, FL, 5.5” 2002, Provo, UT, 6” 2006, Provo, UT, 4.5” 2005, Seoul, South Korea, 5.0”
Machine Tool Research Center 5-axis high-speed machining center Manual 3-axis milling machine
Design & Manufacturing Lab http://www.youtube.com/watch?v=HaGfYTPuCd8
Major Research Groups • Thermal systems & fluid dynamics (TSFD) • Solid mechanics, design & manufacturing (SMDM) • Dynamics, systems & control (DSC)
Reduced Gravity Project Undergraduate students design and build experiment to fly on NASA Reduced Gravity aircraft. This year (2011), MAE had two teams participating
Reduced Gravity video http://microgravityuniversity.jsc.nasa.gov/theProgram/video/video.cfm Microgravity video
Current photos http://www.youtube.com/watch?v=AluQLTi34Yc
MAE Courses First Two Years • Semester 1 • EML2920 Professional & Department Orientation • Semester 3 • EGM2511 Engineering Mechanics – Statics • EML2322L Design & Manufacturing Lab • Semester 2 • EML2023 Computer Aided Graphics and Design • Semester 4 • EGM3520 Mechanics of Materials • EML3100 Thermodynamics • EGM3344 Numerical Methods of Engineering Analysis
Mechanical & Aerospace Engineering • Broad-based education • Can go on to virtually any field • Fundamental-science-based • Physics, applied math • Hands-on engineering • We build things • Computational, experimental and theoretical
Center-Level Research • Advanced Space Technologies Research & Engineering Center (ATREC) • NSF Funded I/UCRC – Norm Fitz-Coy • Florida Center for Advanced Aero-Propulsion (FCAAP) • State Center of Excellence – Lou Cattafesta, Larry Ukeiley • Multifunctional Nanocomposites for Air and Space Tribology • AFOSR MURI – Greg sawyer • Bio-diesel Fuel Testing in a Gas Turbine Engine • Florida DEP – Bill Lear
Center-Level Research • RACO: Development of Intelligent Unmanned Systems • USAF – Carl Crane • Flexible Wing for Optimal Flapping Flight • AFOSR MURI – Rick Lind, Peter Ifju • Institute for Future Space transport • NASA – Corin Segal (Ended) • Vision-based Control of Agile, Autonomous, MAVs and small UAVs • USAF – Rick Lind (Ended)