Selected Presentations and Keynote Addresses: 2002-2005
Gilland, J. H., Walker, M. L. R., Pencil, E. J., "Thrust Stand for Applied Field MPD Thrusters", IEPC-2005-215, 29th International Electric Propulsion Conference, Princeton, NJ, Oct. 31-Nov. 4, 2005.
Walker, M. L. R., Gallimore, A. D., "Performance Characteristics of a Cluster of 5 kW Laboratory Hall Thrusters," AIAA-2004-3767, 40th Joint Propulsion Conference, Fort Lauderdale, FL, July 11-14, 2004.
Rovey, J. L., Walker, M. L. R., Gallimore, A. D., Peterson, P. Y., "Evaluation of a Magnetically-Filtered Faraday Probe for measuring the ion current density profile of a Hall thruster," AIAA-2004-3948, 40th Joint Propulsion Conference, Fort Lauderdale, FL, July 11-14, 2004.
Walker, M. L. R., Gallimore, A. D., "Hot Flow Pressure Map of a Vacuum Facility as a Function of Flow Rate to Study Facility Effects," IEPC-0077-03, 28th International Electric Propulsion Conference, Toulouse, France, March 17-21, 2003.
Walker, M. L. R., Gallimore, A. D., Cai, C., Body, I. D., "Pressure Map of a Facility as a Function of Flow Rate to Study Facility Effects," AIAA-2002-3815, 38th Joint Propulsion Conference, Indianapolis, IN, July 7-10, 2002.
Walker, M. L. R., Hofer, R. R., Gallimore, A. D., "The Effects of Nude Faraday Probe Design and Vacuum Facility Backpressure on the Measured Ion Current Density Profile of Hall Thruster Plumes," AIAA-2002-4253, 38th Joint Propulsion Conference, Indianapolis, IN, July 7-10, 2002.
“Electric Propulsion Research Activities at the University of Michigan” at the University of Pisa, Sept. 2003.
Professional Service and Development Activities: 2002-2005
Member, American Institute of Aeronautics and Astronautics, (Electric Propulsion Technical Committee)
Member, American Society for Engineering Education
Member, Electric Rocket Propulsion Society
Reviewer for: Journal of Propulsion and Power, Journal of Plasma Sources Science and Technology, Journal of Thermophysics and Heat Transfer, and Review of Scientific Instruments
Institutional Service and Development Activities: 2002-2005
Member, UG Enrollment Enhancement Committee, School of Aerospace Engineering, Georgia Institute of Technology
Member, Laboratory Facilities Committee, School of Aerospace Engineering, Georgia Institute of Technology
Member, Propulsion and Combustion Committee, School of Aerospace Engineering, Georgia Institute of Technology
Selected Honors and Awards
NASA Summer Faculty Research Fellow, Glenn Research Center, 2005
Class of 1969 Teaching Fellow, 2005
Arnold M. Kuethe Aerospace Engineering Fellowship, 2004
Michigan Space Grant Consortium Graduate Fellowship, 2001, 2003
Rackham Merit Fellowship, University of Michigan (NSF sponsored), 2000
Consortium for Graduate Degrees for Minorities in Engineering (GEM) Fellowship, 1999
Aerospace Engineering Distinguished Achievement Award, University of Michigan, 1998
Alan W. Wilhite, Ph.D.
Langley Distinguished Professor
Degrees
B.S., Aerospace Engineering, North Carolina State University, 1973
M.S., Flight Systems, George Washington University, 1976
Ph.D., Aerospace Engineering, North Carolina State University, 1985
Georgia Tech Experience
Professor, Aerospace Engineering, 2004-present.
Eminent Scholar in Systems Engineering and Simulation, University of Alabama in Huntsville, 2001 – 2004
Director, Independent Program Assessment Office, NASA Langley, 2000 – 2001
Director, Systems Management Office, NASA Langley, 1999 - 2000
Director, High-Speed Research Program Office, NASA Langley, 1998 - 1999
Deputy Director, High-Speed Research Program Office, NASA Langley, 1995 - 1998
Systems Integration Manager, High-Speed Research Program Office, NASA Langley, 1993 - 1995
Assistant Chief, Advanced Vehicles Division, NASA Langley, 1992 - 1993
Head, Vehicle Analysis Branch, Space Systems Division, NASA Langley, 1988 - 1992
Director of Technology, National Aero-Space Plane Joint Program Office, Wright Patterson Air Force Base, 1987 - 1988
Researcher, Vehicle Analysis Branch, Space Systems Division, NASA Langley, 1973 - 1987
Selected Publications: 2002-2006
Alan Wilhite, Pat Odom, Neal Lovell, Robert Lord, Douglas O. Stanley, “Estimating the Risk of Technology Development.”, Accepted for publication in the Journal of American Society of Engineering Management, September 2006.
David M. Reeves, Michael D. Scher, Alan W. Wilhite, “The Apollo Lunar Orbit Rendezvous Architecture Decision Revisited.” Accepted for publication in the Journal of Spacecraft and Rockets, 2006
Joey D. Shelton, Robert A. Frederick, Alan. W. Wilhite, “Launch Vehicle Propulsion Design with Multiple Selection Criteria.” Accepted for publication in the Journal of Spacecraft and Rockets.
Selected Presentations and Keynote Addresses: 2002- 2006
Alan Wilhite and David Pine, “Top-Down Manpower Estimating Based on Historical Program Experience”. Presented at the NASA/AIAA 1st Space Exploration Conference, Jan. 2005.
Dean Bucher, David Reeves, Carlos Roithmayr, Michael Scher, Jeremy Shidner, and Paige D. Thomas, Dr. Doug Stanley and Dr. Alan Wilhite, “Full Concept Architecture for Human Lunar Exploration”. Presented at the Revolutionary Aerospace Concepts Conference, May 2005.
Alan W. Wilhite, David M. Reeves, Michael D. Scher, Douglas O. Stanley, “A Lunar Exploration Architecture Design and Decision Environment.” Presented at the 56th International Astronautical Conference, Paper number IAC-05-D2.3.05, October 2005.
Alan W. Wilhite, “Capability and Technology Assessment, Prioritization, and Investment Recommendation Techniques.” Invited speaker, IEEE International Conference on Systems, Man, and Cybernetics, October 2005.
Alan W. Wilhite, “Estimating the Risk of Technology Development”, Invited paper for the Systems Engineering Workshop, National Institute of Aerospace, Nov. 2005.
Professional Service and Development Activities: 2002-2006
American Institute of Aeronautics and Astronautics, Associate Fellow, 1973-present.
Space Transportation Committee, 2002-present.
International Astronautical Federation, Space Systems Committee, 2002-present.
International Committee of Systems Engineers, 2003-present.
Institutional Service and Development Activities: 2002-2006
Center for Aerospace Systems Analysis, Co-chair, 2004-present
Center for Aerospace Systems Engineering, Co-chair, 2005-present
- Developed Center at the National Institute of Aerospace
Selected Honors and Awards
NASA Turning Goals into Reality 2004 award for Exceptional Progress toward the Mission Risk Analysis Objective, presented to the Next Generation Launch Technology System Analysis Project Team, July 2004.
NASA Certificate of Appreciation for the “Development of NASA’s Systems Engineering Strategic Plan.” Presented to Alan W. Wilhite March, 2005.
NASA Certificate of Appreciation for the “Technology Assessment for the Space Exploration Architecture Study.” Presented to Alan Wilhite and the Georgia Tech Development Team, July, 2005.
P.K. Yeung
Associate Professor of Aerospace Engineering
Degrees
B.Sc(Eng.), Mechanical Engineering, University of Hong Kong, 1980.
M.Phil., Mechanical Engineering, University of Hong Kong, 1984.
PhD., Mechanical Engineering, Cornell University, 1989.
Georgia Tech Experience
Assistant Professor, Aerospace Engineering, 1992-1998.
Associate Professor, Aerospace Engineering, 1998-present.
Other Professional Positions and Consulting Experience
Aircraft Performance Engineer, Cathay Pacific Airways, Hong Kong, 1980-1984.
Graduate Research Assistant, Cornell University, 1984-1988.
Research Associate, Queen's University, Canada, 1989.
Research Associate, Pennsylvania State University, 1989-1992.
Short-Term Visiting Scientist, ICASE, NASA Langley Research Center, 1994, 1995, 1996.
Research Visitor, CSIRO Atmospheric Research, Australia, 1996, 1997, 1998.
Selected Publications: 2001-2005
Yeung, P.K. (2001) Lagrangian characteristics of turbulence and scalar transport in direct numerical simulations. Journal of Fluid Mechanics 427:241-274.
Vedula, P., Yeung, P.K. and Fox, R.O. (2001) Dynamics of scalar dissipation in isotropic turbulence: a numerical and modeling study. Journal of Fluid Mechanics 433:29-60.
Yeung, P.K. (2002) Lagrangian investigations of turbulence. Annual Review of Fluid Mechanics. 34:115-142.
Yeung, P.K., Xu, S., and Sreenivasan, K.R. (2002) Schmidt number effects on turbulent transport with uniform mean scalar gradient. Physics of Fluids 14:4178-4191.
Sawford, B.L, Yeung, P.K, Borgas, M.S., Vedula, P., LaPorta, A., Crawford, A.M., and Bodenschatz, E. (2003) Conditional and unconditional acceleration statistics in turbulence. Physics of Fluids 15:3478-3489.
Yeung, P.K. and Xu, J. (2004) Effects of rotation on turbulent mixing: non-premixed passive scalars. Physics of Fluids 16:93-103.
Yeung, P.K. and Borgas, M.S. (2004) Relative dispersion in isotropic turbulence: Part 1. Direct
numerical simulations and Reynolds number dependence. Journal of Fluid Mechanics 503:93-124.
Borgas, M.S. and Yeung, P.K. (2004) Relative dispersion in isotropic turbulence: Part 2. A new
stochastic model with Reynolds number dependence. Journal of Fluid Mechanics 503:125-160.
Donzis, D.A., Sreenivasan, K.R. and Yeung, P.K. (2005) Scalar dissipation rate and Dissipative anomaly in isotropic turbulence. Journal of Fluid Mechanics 532:199-216.
Yeung, P.K., Donzis, D.A. and Sreenivasan, K.R. (2005) High-Reynolds-number simulation of inertial-convective range in turbulent mixing. Physics of Fluids 16:081793 (4 pages).
Selected Presentations: 2001-2005
Yeung, P.K., Xu, S., Borgas, M.S and Sawford, B.L. (2002) \Scaling of multi-particle Lagrangian statistics in direct numerical simulations". Presented at IUTAM Symposium on Reynolds Number Scaling in Turbulent Flow, Princeton, NJ, September 2004.
Yeung, P.K. and Donzis, D.A. (2004) \Fluid turbulence and mixing at high Reynolds number". Presented at Supercomputing Conference, Pittsburgh, PA, November 2004 (invited by NERSC management at Lawrence Berkeley National Laboratory).
Yeung, P.K and Donzis, D.A. (2005) \The challenge of Fluid turbulence: the science, the data, and use of computational power", Computational Science Seminar Series, San Diego Supercomputer Center, San Diego, CA, July 2005.
Yeung, P.K., Lamorgese, A.G. and Pope, S.B. (2005) \Lagrangian conditional statistics and small-scale intermittency in turbulence". Presented at Challenging Turbulent Lagrangian Dynamics Workshop, Roma, Italy, September 2005.
Professional Service and Development Activities: 2001-2005
Reviewer for archival journals: AIAA Journal, AIChE Journal; Combustion Science and Technology; Flow, Turbulence and Combustion; Journal of Applied Mechanics; Journal of Computational Physics; Journal of Fluid Mechanics; Journal of Fluids Engineering; Journal of Physical Oceanography; Journal of Turbulence; Physical Review E; Physical Review Letters; Physics of Fluids.
Reviewer for sponsor agencies: Army Research Office; Hong Kong Research Grants Council; Israel
Science Foundation; National Science Foundation (including panels); Petroleum Research Fund;
U.S. Civilian Research and Development Foundation.
Member of: American Institute of Aeronautics and Astronautics; American Physical Society (Task Force on Physicists with Disabilities, 2000); American Society for Engineering Education; American Society of Mechanical Engineers.
Institutional Service and Development Activities: 2001-2005
AE Assessment Reports Coordinator, 1999-present
Co-PI on IGERT proposals, Center for Nonlinear Science (School of Physics), 2004, 2005.
Selected Honors and Awards
Author of First-prize paper, IBM Supercomputing Competition, engineering division, 1989.
Member of Sigma Xi, elected 1989.
NSF Research Initiation Award, 1993.
INCITE Award (supercomputing resources), Office of Science, U.S. Dept. of Energy, 2003/4.
Ben T. Zinn
David S. Lewis, Jr., Chair of Aerospace Engineering and Regents’ Professor
Joint appointment – The George W. Woodruff School of Mechanical Engineering
Degrees
B.S., Mechanical Engineering, New York University, 1961.
M.S., Mechanical Engineering, Stanford University, 1962.
M.A., Aerospace Engineering and M. Sci., Princeton University, 1963.
Ph.D., Aerospace Engineering and M. Sci., Princeton University, 1965.
Georgia Tech Experience
Assistant Professor, Aerospace Engineering, 1965-1967.
Associate Professor, Aerospace Engineering, 1967-1970.
Professor, Aerospace Engineering, 1970-1973.
Regents’ Professor, Aerospace Engineering, 1973- Present.
Other Professional Positions and Consulting Experience
Consultant, Lockheed Georgia Research Laboratories
Consultant, Naval Weapons Center, China Lake, California
Consultant, NATO's Advisory Group for Aerospace Research and Development, 1971
Consultant, Aerojet Solid Propulsion Company, Sacramento, California, 1975
Consultant, Brazilian Space Research Institute, San Jose dos Campos, Brazil
Consultant, Physical Dynamics, La Jolla, California
Consultant, Aetna Casualty & Surety Insurance Company
Consultant, Rockwell, Huntsville, AL
Consultant, CHAM, Huntsville, AL
Consultant, Westinghouse Electric Corporation, Orlando, FL
Consultant, Pratt & Whitney, West Palm Beach, FL
Consultant, Sonotech, Atlanta, GA
Selected Patents and Invention Disclosures
United States Patent No. 5,719,791, “Methods, Apparatus and Systems for Real Time Identification and Control of Modes of Oscillations,” Feb. 17, 1998 co-inventor: Yedidia Neumeier, Atlanta, GA.
Selected Publications: 1998-2002
Lieuwen, T., Neumeier, Y. and Zinn, B.T., “Determination of Unsteady Heat Release Distribution in Unstable Combustor from Acoustic Pressure Measurements,” Journal of Propulsion and Power, Vol. 15, pp. 613-16, Aug. 1999.
Lieuwen, T. and Zinn, B.T., “The Application of Multipole Expansions to Unsteady Combustion Problems,” Journal of Sound and Vibrations, Vol. 235, No. 3, pp. 405-414, 2000.
Zinn, B. T., “A Theoretical Investigation Enhancement of Mass Transfer from a Packed Bed Using Acoustic Oscillations," The Canadian Journal of Chemical Engineering, Vol. 78, No. 6, pp. 1145-1150, Dec. 2000.
R. I. Sujith, G. A. Waldherr, J. I. Jagoda, and B. Zinn, “Experimental Investigation of the Evaporation of Droplets in Axial Acoustic Fields,” Journal of Propulsion and Power, Vol. 16, No. 2, pp. 278-285, March-April 2000.
T. Lieuwen, H. Torres, C. Johnson and B. Zinn, “A Mechanism of Combustion Instability in Lean Premixed Gas Turbine Combustors,” Journal of Engineering for Gas Turbines and Power, Vol. 123, Jan. 2001.
A. Kushari, Y. Neumeier, O. Israeli, E. Lubarsky, and B. Zinn, “Internally Mixed Liquid Injector for Active Control of Atomization Process,” Journal of Propulsion and Power, Vol. 17. No. 4, July-August 2001.
Selected Presentations and Keynote Addresses: 1998-2002
“Application of Rayleigh’s Criterion in Active Control of Combustion Instabilities,” invited seminar given at the University of Illinois-Chicago, Chicago, IL, May 8, 1998.
“Combustion Instabilities in Low NOx Gas Turbines and Their Active Control,” AGARD/NATO Research & Technology Agency’s Symposium on Gas Turbine Engine Combustion, Emissions and Alternative Fuels, Lisbon, Portugal, October 12-16, 1998.
“Active Control of Combustion Instabilities in Low NOx Gas Turbines,” Presentation (Poster) at DOE’s Advanced Turbine Systems Annual Program Review, Washington, DC, November 2-4, 1998.
“Application of Rayleigh’s Criterion i Active Control of Combustion Instabilities,” Istanbul Technical University, Istanbul, Turkey, Feb. 22-24, 1999.
“Intelligent Combustion Systems: Needs and Potential Approaches,” Istanbul Technical University, Istanbul, Turkey, Feb. 22-24, 1999.
“Active Control of Combustion Instabilities,” Lean Combustion Technology and its Control Workshop, Santa Fe, NM, November 5-9, 2000.
“Army Research Office MURi (Multidisciplinary University Research Initiative) on Intelligent Turbine Engines,"” Presented at MITE Workshop, Georgia Institute of Technology, Dec. 4, 2001.
“Active Control of Combustion Instabilities Using Fuel Injection Rate Modulation,” 2nd Symposium on Smart Control of Turbulence, Tokyo, Japan, March 4-6, 2001.
Professional Service and Development Activities: 1998-2002
AIAA, Fellow,
ASME, Fellow, 1996-present
National Academy of Engineering, Member
AIAA Editorial Board, AIAA book series on Progress in Aeronautics and Astronautics, Member, 2000.
AIAA Pendray Awards Committee, Chair, 2001
National Academy of Engineering Aerospace Engineering Peer Committee, Member 1999-2002.
Institutional Service and Development Activities: 1998-2002
Academic Advisory Council, School of Aerospace Engineering, Georgia Institute of Technology, Chair, 1997-1998.
Chair, Propulsion and Combustion Discipline Committee, School of Aerospace Engineering, Georgia Institute of Technology, Chair, 1997-1998.
Selected Honors and Awards
AIAA Propellants and Combustion Award, 1996
Georgia Institute of Technology Faculty Research Award, 1997
Member, National Academy of Engineering,
AIAA Pendray Aerospace Literature Award, 2000
Honorary Professor, Beijing University of Aeronautics and Astronautics, 2000
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