Dr. ZhengZhongquan Charlie Zheng
Professor


Aerospace Engineering Department
2120 Learned Hall
University of Kansas
1530 W 15th Street
Lawrence, KS 66045-7621

Tel: 785-864-2904
E-mail: zzheng@ku.edu

 

 

Expertise

Aerodynamics, Vortex Dynamics, Computational Fluid Dynamics and Heat Transfer, Turbulent Flows, Aeroacoustics, and Biofluid Dynamics.

 

Education

Ph.D.   Mechanical Engineering, May 1993
Old Dominion University, Norfolk, Virginia

M.S.   Engineering Mechanics, March 1987
Shanghai Jiao Tong University, Shanghai, China

B.S.   Engineering Mechanics, July 1984
Shanghai Jiao Tong University, Shanghai, China

 

Professional Experience

2012- 

Professor, Aerospace Engineering Department, University of Kansas

 

2010-2012 

 

Associate Professor, Aerospace Engineering Department, University of Kansas

 

2005-2010 

 

Associate Professor, Mechanical and Nuclear Engineering Department, Kansas State University

 

2001-2005 

 

Assistant Professor, Mechanical and Nuclear Engineering Department, Kansas State University

 

1996-2001 

 

Assistant Professor, Mechanical Engineering Department, University of South Alabama. Campus Director of Alabama Space Grant Consortium, Director of Computational Mechanics Laboratory.

1993-1996

 

 

Research Assistant Professor, Aerospace Engineering Department, Old Dominion University, Conducting research at NASA Langley Research Center.

 

1988-1993 

 

Research Assistant, Mechanical Engineering and Mechanics Department, Old Dominion University. Conducting research at NASA Langley Research Center.

 

1987-1988

 

Assistant Lecturer, Department of Power Engineering, Shanghai Institute of Mechanical Engineering.

 

 

Professional Societies

American Society of Mechanical Engineers (Fellow, Associate Editor of Journal of Fluids Engineering)

American Institute of Aeronautics and Astronautics (Associate Fellow)

American Physical Society

 

Link to M2F2 Seminar

 

Publications

(All the PDF files included here are for the authors' non-commercial research and educational use only. Not for reproduction or distribution or commercial use.)

Journal Articles

Wei, Z., and Zheng, Z. C., 2017, "Energy Harvesting of a Flapping Airfoil in a Vortical Wake," AIAA Journal, accepted for publication.

Zheng, Z. C., Hardin, J. C., 2017, "The Importance of Antisymmetric Modes of the Crow Instability," AIAA Journal, Vol. 55, No. 7, pp. 2123-2128.

Yu, D., Sun, X., Bian, X., Huang, D., and Zheng, Z. C., 2017, "Numerical Study of the Effect of Motion Parameters on Propulsive Efficiency for an Oscillating Airfoil, " Journal of Fluids and Structures, Vol. 68, pp. 245-263.

Wang, Y., Huang, D., Han, W., YangOu, C., and Zheng, Z., 2017, "Research on the Mechanism of Power Extraction Performance for Flapping Hydrofoils, " Ocean Engineering, Vol. 129, pp. 626-636.

Yi, P., Wang, Y., Sun, X., Huang, D., and Zheng, Z. C., 2017, "The Effect of Variations in First- and Second Derivatives on Airfoil Aerodynamic Performance, " Engineering Applications of Computational Fluid Mechanics, Vol. 11, No. 1, pp. 54-68.

Ke, G., and Zheng, Z. C., 2016, "Sound Propagation around Arrays of Rigid and Porous Cylinders in Free Space and near a Ground," Journal of Sound and Vibration, Vol. 370, pp. 43-53.

Wang, Y., Sun, X., Huang, D., and Zheng, Z., 2016, “Numerical Investigation on Energy Extraction of Flapping Hydrofoils with Different Series Foil Shapes, " Energy, Vol. 112, pp. 1"153-1168.

Wang, Y., Sun, X., Dong, X., Zhu, B., Huang, D., and Zheng, Z., 2016, "Numerical Investigation on Aerodynamic Performance of a Novel Vertical Axis Wind Turbine with Adaptive Blades, " Energy Conv"ersion and Management, Vol. 108, pp. 275-286.

Zheng, Z. C., A. S. Ghate, 2015, "A Solution of Two-Parameter Asymptotic Expansions for a Two-Dimensional Unsteady Boundary Layer,", Applied Mathematics and Computation, Vol. 270, pp. 90-104.

Ke, G., and Zheng, Z. C., 2015, "Simulation of Sound Propagation over Porous Barriers of Arbitrary Shapes," Journal of the Acoustical Society of America, Vol. 137, No. 1, pp. 303-309.

Zheng, Z. C., and Ke, G., 2015, "Accuracy and Efficiency of a Moving-Zone Method in the Time-Domain Simulation," Applied Acoustics, Vol. 92, pp. 1-5.

Zhu, B., Han, W., Sun, X., Wang, Y., Cao, Y., Wu, G., Huang, D., and Zheng, Z. C., 2015, "Research on Energy Extraction Characteristics of an Adaptive Deformation Oscillating-Wing," Journal of Renewable Sustainable Energy, Vol. 7, 023101.

Sun, X., Li, X., Zheng, Z., Huang, D., 2015, "Fluid-Structure Interaction Analysis of a High-Pressure Regulating Valve of a 600MW Ultra Supercritical Stream Turbine, " Proc IMechE Part A: Journal of Power and Energy, Vol. 229, No. 3, pp. 270-279.

Wei, Z, Zheng, Z. C., and Yang, X., 2014, "Computation of Flow through a Three-Dimensional Periodic Array of Porous Structures by a Parallel Immersed-Boundary Method," ASME Journal of Fluids Engineering, Vol. 136, 040905-1:10.

Wei, Z., and Zheng, Z. C., 2014, "Mechanisms of Wake Deflection Angle Change behind a Heaving Airfoil," Journal of Fluids and Structures, Vol. 48, pp. 1-13.

Ebrahimi, K, Zheng, Z. C., and Hosni, M., 2013, "A Computational Study of Turbulent Airflow and Tracer Gas Diffusion in a Generic Aircraft Cabin," ASME Journal of Fluids Engineering, Vol. 135, 11105-1-11105-15. [PDF]

Yang, X., Zheng, Z. C., Winecki, S., and Eckels, S., 2013, "Model Simulation and Experiments of Flow and Mass Transport through a Nano-Material Gas Filter," Applied Mathematical Modelling, Vol. 37, pp. 9052-9062. [PDF]

Zheng, Z. C., and Wei, Z., 2012, "Study of Mechanisms and Factors That Influence the Formation of Vortical Wake of a Heaving Airfoil," Physics of Fluids, Vol. 24, 103601-1--103601-12. [PDF]

Zheng, Z. C., and Zhang, N., 2012, "Verifying Consistency of Boundary Conditions with Integral Characteristics of Mass Conservation for Particulates in Flow," Mechanics Research Communications, Vol. 40, pp. 46-51. [PDF]

Sun, X., Eckels, S., and Zheng, Z. C., 2012, "An Improved Thermal Model of the Human Body," HVAC&R Research, Vol. 18, No. 3, pp. 323-338. [PDF]

Zhang, N., Zheng, Z. C., and Yadagiri, S., 2011, "A Hydrodynamic Simulation for the Circulation and Transport in Coastal Watersheds," Computers and Fluids, Vol. 47, pp. 178-188. [PDF]

Xu, Y., Zheng, Z. C., and Wilson, D. K., 2011, "A Computational Study of the Effect of Windscreen Shape and Flow Resistivity on Turbulent Wind Noise Reduction," Journal of the Acoustical Society of America, Vol. 129, No. 4, pp. 1740-1747. [PDF]

Wu, X., Zou, X., Zheng, Z. C., Zhang, C., 2011, "Field Measurement and Scaled-Down Wind-Tunnel Model Measurement of Airflow Field over a Barchan Dune," Journal of Arid Environments, Vol. 75, pp. 438-445. [PDF]

Yang, X., Zheng, Z. C., 2010, "Nonlinear Spacing and Frequency Effects of an Oscillating Cylinder in the Wake of a Stationary Cylinder," Physics of Fluids, Vol. 22, 043601. [PDF]

Xu, Y., Zheng, Z. C., and Wilson, D. K., 2010, "Simulation of Turbulent Wind Noise Reduction by Porous Windscreens Using High-Order Schemes," Journal of Computational Acoustics, Vol. 18, No. 4, pp. 321-334. [PDF]

Yang, X., Zheng, Z. C., 2010, "Effects of Channel Scale on Slip Length of Flow in Micro/Nano-Channels" Journal of Fluids Engineering, Vol. 132, 061201. [PDF]

Zhang, N., Zheng, Z. C., Glasgow, L., and Braley, B., 2010, "Simulation of Particle Deposition at the Bottom Surface in a Room-Scale Chamber with Particle Injection," Advanced Powder Technology, Vol. 21, pp. 256-267. [PDF]

Zheng, Z. C., Tan, B. K., and Xu, Y., 2010, "Near-Field Fluctuations and Far-Field Noise of a Three-Element Airfoil System by a Discrete Vortex Method," Applied Mathematics and Computation, Vol. 216, Issue 4, pp. 1072-1086. [PDF]

Zheng, Z. C., Xu, Y., and Wilson, D. K., 2009, "Behaviors of Vortex Wake in Random Atmospheric Turbulence," Journal of Aircraft, Vol. 46, No. 6, pp. 2139-2144. [PDF]

Zhang, N., Zheng, Z. C., Eckels, S., Nadella, V. B., and Sun, X., 2009, "Transient Response of Particle Distribution in a Chamber to Transient Particle Injection," Particle and Particle Systems Characterization, Vol. 26, No. 4, pp. 199-209. [PDF]

Zheng, Z. C., and Li, W., 2009, "Dependence of Radiated Sound Frequency on Vortex Core Dynamics in Multiple Vortex Interactions," Aeronautical Journal of Royal Aeronautical Soc., Vol. 113, No. 1142, April 2009, pp. 233-242. [PDF]

Zhang, N., and Zheng, Z. C., 2009, "Flow/Pressure Characteristics for Flow over Two Tandem Swimming Fish," Computers and Fluids, Vol. 38, No. 5, pp. 1059-1064. [PDF]

Zheng, Z. C., and Zhang, N., 2008, "Frequency Effects on Lift and Drag for Flow Past an Oscillating Cylinder," Journal of Fluids and Structures, Vol. 24, No. 3, pp. 382-399. [PDF]

Zheng, Z. C., 2008, "A Consistent Boundary Condition for Vorticity-Streamfunction Simulation of Wall-Bounded Vortex Flow," Applied Mathematics and Computation, Vol. 206, Issue 1, pp. 205-213. [PDF]

Zhang, N., Zheng, Z. C., and Maghirang, R. G., 2008, "Numerical Simulation of Smoke Clearing with Nanoparticle Aggregates," International Journal for Numerical Methods in Engineering, Vol. 74, pp. 601-618. [PDF]

Zheng, Z. C., and Li, W., 2008, "Numerical Stabilities and Boundary Conditions in Time-Domain Eulerian Simulations of Acoustic Wave Propagations with and without Background Flow," Applied Mathematics and Computation, Vol. 202, Issue 1, pp. 146-161. [PDF]

Zhang, N., Zheng, Z. C., and Eckels, S., 2008, "Study of Heat Transfer on the Surface of a Circular Cylinder in Flow Using an Immersed-Boundary Method," International Journal of Heat and Fluid Flow, Vol. 29, pp. 1558-1566. [PDF]

Zheng, Z. C., Li, W., Wang, F. Y., and Wassaf, H., 2007, "Influence of Vortex Core on Wake Vortex Sound Emission," Journal of Aircraft, Vol. 44, No. 4, pp. 1369-1377. [PDF]

Zhang, N., and Zheng, Z. C., 2007, "An Improved Direct-Forcing Immersed Boundary Method for Finite Difference Applications," Journal of Computational Physics, Vol. 221, pp. 250-268. [PDF]

Zhang, N., Zheng, Z. C., 2007, "A Collision Model for a Large Number of Particles with Significantly Different Sizes," Journal of Physics D: Applied Physics, Vol. 40, pp. 2603-2612. [PDF]

Zheng, Z. C., and Xu, Y., 2006, "Effects of Reynolds Stress in Flow Noise from Vortex/Hydrofoil Interactions," Journal of Hydrodynamics, Vol. 18, No. 3, Supplement 1, pp. 381-385. [PDF]

Zheng, Z. C., Tan, B. K., and Li, W., 2006, "On Compact Green's Functions and Asymptotic Expansions for Flow-Induced Sound Predictions," Technical Acoustics, 2006, 8, electronic journal, http://www.ejta.org. [PDF]

Zheng, Z. C., 2004, "Effects of Compliant Coatings on Radiated Sound from a Rigid-Wall Turbulent Boundary Layer," Journal of Fluids and Structures, Vol. 19, No. 7, pp. 933-941. [PDF]

Zheng, Z. C., 2003, "Effects of Flexible Walls on Radiated Sound from a Turbulent Boundary Layer," Journal of Fluids and Structures, Vol. 18, No. 1, pp. 93-101. [PDF]

Zheng, Z. C., and Tan, B. K., 2003, "Reynolds Number Effects on Flow/Acoustic Mechanisms in Spherical Windscreens," Journal of the Acoustical Society of America, Vol. 113, No. 1, pp. 161-166. [PDF]

Zheng, Z. C., 2002, "Thin-Tube Vortex Simulations for Sinusoidal Instability in a Counter-Rotating Vortex Pair," International Journal for Numerical Methods in Fluids, Vol. 39, No. 4, pp. 301-324. [PDF]

Zheng, Z. C., 2001, "The Betz Invariants and Generalization of Vorticity Moment Invariants," American Institute of Aeronautics and Astronautics Journal, Vol. 39, No. 3, pp. 431-437. [PDF]

Zheng, Z. C., 2001, "A Hemodynamic Analysis for Determining Critical Hematocrit in Transfusions for Sickle Cell Patients," Technology and Health Care, Vol. 9, No. 3, pp. 225-236. [PDF]

Zheng, Z. C., and Lim, S. H. 2000, "Validation and Operation of a Vortex-Wake/Shear Interaction Model," Journal of Aircraft, Vol. 37, No. 6, pp. 1073-1078. [PDF]

Zheng, Z. C., and Yost, W. F., 2000, "Conceptual Design of a Combined Device for Normothermia and Venous Compression," Medical Engineering and Physics, Vol. 22, No. 3, pp. 235-239. [PDF]

Zheng, Z. C., and Baek, K., 1999, "Inviscid Interactions Between Wake Vortices and Shear Layers," Journal of Aircraft, Vol. 36, No. 2, pp. 477-480. [PDF]

Ash, R. L., and Zheng, Z. C., 1998, "Numerical Simulations of Commercial Aircraft Wakes Subjected to Airport Surface Weather Conditions," Journal of Aircraft, Vol. 35, No. 1, pp. 18-26. [PDF]

Zheng, Z. C., and Ash, R. L., 1996, "A Study of Aircraft Wake Vortex Behavior Near the Ground," American Institute of Aeronautics and Astronautics Journal, Vol. 34, No. 3, pp. 580-589. [PDF]

 

Peer-Reviewed Conference Papers

Tian, P., He, A., Chao, H., Zheng, Z. C., and Gu, Y., 2017, "Wake Encounter Simulation and Flight Validation with UAV Close Formation Flight, " AIAA SciTech 2017, Paper Number AIAA-2017-1910, January 9-13, 2017, Grapevine, TX.

Zheng, Z. C., Liu, Y., and Huang, D., 2016, "Numerical Study of the Effect of the Upstream Object on Flow Control of the Downstream Object," ASME 2016 International Mechanical Engineering Congress & Exposition, Paper number IMECE2016-65969, Nov. 11-17, 2016, Phoenix, AZ.

Zhang, M., Zheng, A., Zheng, Z. C., Wang, M. Z.,  2016, "A Multiphase Flow Simulation for a Cells-on-a-Chip Device," ASME 2016 International Mechanical Engineering Congress & Exposition, Paper number IMECE2016-66126, Nov. 11-17, 2016, Phoenix, AZ.

Zhang, J., Ke, G., and Zheng, Z. C., 2016, “Time-Domain Simulation of Ultrasound Propagation with Fractional Laplacian, "ASME 2016 International Mechanical Engineeri"ng Congress & Exposition, Paper number IMECE2016-65966, Nov. 11-17, 2016, Phoenix, AZ.

He, A., Tian, P., Zheng, Z. C., and Chao, H., 2016, "A Study on UAS Wake Turbulence Encounter Using Coupled Aerodynamics and Flight Dynamics Simulation, " AIAA Aviation 2016, Paper Number AIAA-2016-3439, June 13-17, 2016, Washington, DC.

Wei, Z., and Zheng, Z. C., 2016, "Energy Harvesting from Vortical Flows by a Passive Heaving Foil," ASME 2016 Fluid Engineering Summer Meeting, Paper number FEDSM2016-7882, July 10-14, 2016, Washington, DC.

Li, W., Zheng, Z. C., Zhang, J., Ke, G., 2015, "Two- and Three-Dimensional Model for Sound Attenuation by Objects on Propagation," Internoise2015/ASME NCAD Meeting, Paper Number NCAD2015-5926, August 9-12, 2015, San Francisco, CA.

Ke, G., Li, W., Zheng, Z. C., 2015, "Vortex Scattering Effects on Acoustic Wave Propagation," AIAA Aviation 2015, Paper Number AIAA-2015-3267, June 22-26, 2015, Dallas, TX.

Chao, H, Gu, Y., Tian, P., Zheng, Z. C., and Napolitano, M. R., 2015, "Wake Vortex Detection with UAV Close Formation Flight," AIAA Aviation 2015, Paper Number AIAA-2015-2396, June 22-26, 2015, Dallas, TX.

He, A., and Zheng, Z. C., 2015, "Aerodynamic Simulation of Wake Encounter for Aircraft Close Formation Operations," AIAA Aviation 2015, Paper Number AIAA-2015-3319, June 22-26, 2015, Dallas, TX.

Wei, Z., and Zheng, Z. C., 2014, "Towards a Parallel Implementation of an Immersed Boundary Methods on Non-Uniform Cartesian Mesh Coupled with a Fluid Structure Interaction Model," ASME 2014 Fluid Engineering Summer Meeting, Paper number FEDSM2014-22085, August 3-11, 2014, Chicago, IL.

Zheng, Z. C., Wei, Z., and Bennett, J. S., 2014, "Investigation of Exhaust Conditions on Influencing Contaminant Transport for Indoor Environment," ASME 2014 Fluid Engineering Summer Meeting, Paper number FEDSM2014-22089, August 3-11, 2014, Chicago, IL.

Zheng, Z. C., Ke, G., 2014, "A Time-Domain Simulation for Comparison with the ANSI Impedance Measurement," 52nd AIAA Aerospace Sciences Meeting and Exhibits, Paper number  AIAA 2014-0022, January 13-17, 2014, National Harbor, MD.

Zheng, Z. C., Ke, G., 2013, "Sound Propagation around Arrays of Cylinders," ASME 2013 International Mechanical Engineering Congress & Exposition, Paper number IMECE2013-66665, Nov. 15-21, 2013, San Diego, CA.

Wei, Z., and Zheng, Z. C., 2013, "Study of Three-Dimensional Effects of Heaving Airfoils with an Immersed-Boundary Method," ASME 2013 Fluid Engineering Summer Meeting, Paper number FEDSM2013-16444, July 7-11, 2013, Incline Village, NV.

Ebrahimi, K, Hosni, M, and Zheng, Z. C., 2013, "Computational Study of Turbulent Airflow in a Full-Scale Aircraft Cabin Mockup," ASME 2013 Fluid Engineering Summer Meeting, Paper number FEDSM2013-16564, July 7-11, 2013, Incline Village, NV.

Zheng, Z. C., 2013, "Influence of Atmospheric Turbulence on Crow-Type Instability of a Vortex in Ground Effect," 5th AIAA Atmospheric and Space Environments Conference, Paper number  AIAA 2013-2550, June 22-27, 2013, San Diego, CA.

Zheng, Z. C., Wei, Z., 2013, "Effects of Surface Roughness and Patterns on a Surface-Approaching Pair of Aircraft Wake Vortices," 51st AIAA Aerospace Sciences Meeting and Exhibits, Paper number  AIAA 2013-0364, January 7-10, 2013, Grapevine, TX.

Wei, Z., Zheng, Z. C., 2013, "Mechanisms of Deflection Angle Change in the Near and Far Vortex Wakes behind a Heaving Airfoil," 51st AIAA Aerospace Sciences Meeting and Exhibits, Paper number  AIAA 2013-0840, January 7-10, 2013, Grapevine, TX.

Ke, G., Zheng, Z. C., 2013, " Time-Domain Simulation of Long-Range Sound Propagation in an Atmosphere with Temperature Gradient," 51st AIAA Aerospace Sciences Meeting and Exhibits, Paper number  AIAA 2013-1066, January 7-10, 2013, Grapevine, TX.

Ebrahimi, K., Zheng, Z. C., Hosni, M., 2012, "Computational Study of the Effects of Particle Size and Density, Particle Injection and Pressure on Turbulent Dispersion of Micon-Sized Particles in a generic Aircraft Cabin," ASME 2012 International Mechanical Engineering Congress & Exposition, Paper number IMECE2012-88504, Nov. 9-15, 2012, Houston, TX.     

Zheng, Z. C., Wei, Z., Bennett, J., Yang, X., 2012, "Simulation and Comparison of Particle Injection in an Indoor Environment Using the Species Transport and Discrete Phase Models," ASME 2012 Fluids Engineering Summer Meeting, Paper number FESM2012-72014, July 8-12, 2012, Puerto Rico.

Wei, Z., and Zheng, Z. C., 2012, "Parallel Implementation and performance of an Immersed Boundary Method with Distributed Memory," ASME 2012 Fluids Engineering Summer Meeting, Paper number FESM2012-72318, July 8-12, 2012, Puerto Rico.

Zheng, Z. C., Wei, Z., 2012, "Energy Harvesting of a Moving Airfoil in a Vortical Wake," 50th AIAA Aerospace Sciences Meeting and Exhibits, Paper number  AIAA 2012-1083, January 9-12, 2012, Nashville, TN.

Zheng, Z. C., Ke, G., 2012, "Simulation of Sound Propagation over Baerriers of Arbitrary Shapes," 50th AIAA Aerospace Sciences Meeting and Exhibits, Paper number AIAA 2012-0011, January 9-12, 2012, Nashville, TN.

Yang, X., Zheng, Z. C., 2011, "Continuum/Nano-Scale Simulation of Surface Diffusion Process in Flow," ASME 2011 International Mechanical Engineering Congress & Exposition, Paper number IMECE2011-62960, November 11-17, 2011, Denver, CO.

Zheng, Z. C., Zou, X., Yang, X., Cheng, H., 2011, "Simulation of Effects of the Saffman Force and the Magnus Force on Sand Saltation in Turbulent Flow, " ASME 2011 International Mechanical Engineering Congress & Exposition, Paper number IMECE2011-62724, November 11-17, 2011, Denver, CO.

Ebrahimi, K., Zheng, Z. C., and Hosni, M., 2011, "Simulation of Turbulent Dispersion of 10 Micron Particles in a Generic Half-Cabin Model," ASME 2011 International Mechanical Engineering Congress & Exposition, Paper number IMECE2011-64183, November 11-17, 2011, Denver, CO.

 

Zheng, Z. C., Ke, G., 2010, "A Moving Zonal Method in the Time-Domain Simulation for Acoustic Propagation," ASME 2010 International Mechanical Engineering Congress & Exposition, Paper number IMECE2010-29652, November 12-18, 2010, Vancouver, Canada.

Ebrahimi, K., Zheng, Z. C., and Hosni, M., 2010, "LES and RANS Simulation of Turbulent Airflow and Tracer Gas Injection in a Generic Aircraft Cabin Model," 2010 ASME Fluids Engineering Division Summer Meeting and Exhibition, Paper number FEDSM2010-30552, August 1-4, 2010, Montreal, Canada.

Yang, X., Zheng, Z. C., and Xu, Ying, 2010, "A Study on Flow through a Periodic Array of Porous Medium Cylinders by Immersed-Boundary Methods," 2010 ASME Fluids Engineering Division Summer Meeting and Exhibition, Paper number FEDSM2010-30535, August 1-4, 2010, Montreal, Canada.

Zheng, Z. C., Wei, Z., and Zhang, N., 2010, "Immersed-Boundary Simulation of a Fast Pitching Airfoil," AIAA 40th Fluid Dynamics Conference and Exhibit, Paper Number AIAA2010-4380, June 28- July 1, 2010, Chicago, IL.

Yang, X., and Zheng, Z. C., 2009, "Effects of Channel Scale on Slip Length of Flow in Micro/Nano-Channels," 2009 ASME Fluids Engineering Division Summer Meeting and Exhibition, Paper number FEDSM2009-78378, August 2-6, 2009, Vail, CO.

Xu, Y., and Zheng, Z. C., 2009, "Application of High-order Scheme for Flow/Acoustic Simulation at the Interface between Air and Porous Medium," 2009 ASME International Mechanical Engineering Congress and Exposition, Paper number IMECE2009-11694, November 13-19, 2009, Lake Buena, FL.

Zheng, Z. C., Zhang, N., and Wei, Z., 2009, "Low-Reynolds Number for Flow over  a  Flapping Wing: Comparisons to Measurement Data," 39th AIAA Fluid Dynamics Conference, Paper number AIAA2009-3691, June 22-25, 2009, San Antonio, TX.

Zheng, Z. C., and Xu, Y., 2009, "Behaviors of Vortex Wake in Random Atmospheric Turbulence," 47th AIAA Aerospace Sciences Meeting and Exhibits, Paper number AIAA2009-0347, January 5-8, 2009, Orlando, FL.

Zheng, Z. C., and Xu, Y., 2008, "Wind Noise Reduction for Outdoor Measurement Microphones with Windscreens," Proceedings of ASME NCAD2008, Paper number NCAD2008-73084, July 28-30, 2008, Dearborn, MI.

Zheng, Z. C., and Xu, Y., 2008, "A Visualized Wake Hazard Assessment," 46th AIAA Aerospace Sciences Meeting and Exhibits, Paper number AIAA2008-467, January 7-10, 2008, Reno, NV.

Li, W., Zheng, Z. C., and Xu, Y., 2007, "Flow/Acoustic Mechanisms in Three-Dimensional Vortices undergoing Sinusoidal-Wave Instabilities," Proceedings of ASME 2007 International Mechanical Engineering Congress & Exposition, Paper number IMECE2007-43163, November 11-15, 2007, Seattle, WA.

Zhang, N., and Zheng, Z. C., 2007, "Flow/Acoustic Characteristics for Flow over Two Tandem Swimming Fish," 9th International Symposium on Fluid Control, Measurement and Visualization, Paper number 116, September 16-19, Tallahhassee, FL.

Zheng, Z. C., and Li, W., 2007, "Frequency Dependence on Core Dynamics in Multiple Vortex Interactions," 13th AIAA/CEAS Aeroacoustics Conference, Paper number AIAA2007-3415, May 21-23, 2007, Rome, Italy.

Zheng, Z. C., Yang, X., and Zhang, N., 2007, "Far-Field Acoustics and Near-Field Drag and Lift Fluctuations Induced by Flow over an Oscillating Cylinder," 37th AIAA Fluid Dynamics Conference & Exhibit, Paper number AIAA2007-4107, June 25-28, 2007, Miami, FL.

Zheng, Z. C., Yang, X., and Zhang, N., 2006, "Flow/Acoustic Characteristics for Flow over Two Tandem Cylinders," Proceedings of 2006 International Mechanical Engineering Congress & Exposition, IMECE2006-15807, November 5-10, 2006, Chicago, IL.

Zhang, N., and Zheng, Z. C., 2006, "A Computational Study on Particle/Turbulence Interaction," Proceedings of 2006 International Mechanical Engineering Congress & Exposition, IMECE2006-16181, November 5-10, 2006, Chicago, IL.

Zheng, Z. C., Li, W., Wang, F. Y., and Wassaf, H., 2006, "Influence of Vortex Core on Wake Vortex Sound Emission," 12th AIAA/CEAS Aeroacoustics Conference, AIAA2006-2538, Cambridge, MA, May 8-10, 2006.

Zheng, Z. C., 2006, and Xu, Y., 2006, "A Combined RANS/Vortex Method for Predicting Noise from Vortex/Airfoil Interactions," 12th AIAA/CEAS Aeroacoustics Conference, AIAA2006-2512, Cambridge, MA, May 8-10, 2006.

Zheng, Z. C., 2005, "Far-field Acoustic Pressure from a System of Discrete Vortices with Time-Varying Circulation," 11th AIAA/CEAS Aeroacoustics Conference, AIAA2005-3005, Monterey, CA, May 23-25, 2005.

Zheng, Z. C., and Zhang, N., 2005, "Characteristics of Mass Conservation of Particles in Flow," AIAA Theoretical Fluid Mechanics Meeting, AIAA2005-4938, June 6-9, 2005, Toronto, Canada.

Zhang, N., Zheng, Z. C., Glasgow, L., and Braley, B., 2005, "Particle Deposition in a Room-Scale Chamber with Particle Injection," Proceedings of 2005 ASME Fluids Engineering Division Summer Meeting and Exhibition, FEDSM2005-77090, June 19-23, 2005, Houston, TX.

Zheng, Z. C., Zhang, N., and Eckels, S., 2004, "Validation of Particle/Fluid Interaction Models," Decaying Turbulence in a Chamber," Proceedings of 2004 International Mechanical Engineering Congress and Exposition, Paper number IMECE2004-61324, Anaheim, CA, November 13-19, 2004.

Zheng, Z. C., and Zhang, N., 2004, "Unsteady Vortex Structures around an Oscillating Cylinder and the Influence on Flow Acoustics," Proceedings of the Fourth International Conference on Fluid Mechanics, pp. 542-546, ed. by F. Zhuang and J. Li, Tsinghua University Press & Springer-Verlag, July 20-23, 2004, Dalian, China.

Zheng, Z. C., and Zhang, N., 2004, "Comparisons of One-Way and Two-Way Particle/Fluid Interaction Models," Proceedings of the Fourth International Conference on Fluid Mechanics, pp. 484-487, ed. by F. Zhuang and J. Li, Tsinghua University Press & Springer-Verlag, July 20-23, 2004, Dalian, China.

Schroeder, K., Zheng, Z. C., and Beck, T., 2004, "Measurement of Heat Conductivity and Morphology of Nanofluids," 37th AIAA Thermophysics Conference, AIAA Paper No. AIAA-2004-2464, Portland, Oregon, June 28-July 1, 2004.

Zheng, Z. C., and Zhang, N., 2003, "Influence of Unsteady Vortex Structures on Noise Reduction of Windscreens," Proceedings of 2003 International Mechanical Engineering Congress and Exposition, Paper number IMECE2003-42465, Washington, DC, November 17-22, 2003.

Zheng, Z. C., and Zhang, N., 2003, "Distributions of Micro- and Nano-Sized Particles under Decaying Turbulence in a Chamber," Proceedings of 2003 International Mechanical Engineering Congress and Exposition, Paper number IMECE2003-42665, Washington, DC, November 17-22, 2003.

Zheng, Z. C., and Tan, B., 2003, "Far-Field Sound Calculations Using Vortex Method Data as Sources," 9th AIAA/CEAS Aeroacoustics Conference , AIAA Paper 2003-3112, Hilton Head, SC, May 12-14, 2003.

Zheng, Z. C., 2002, "Effects of Flexible Walls on Radiated Sound from a Turbulent Boundary Layer," Proceedings of 2002 International Mechanical Engineering Congress and Exposition , Paper number IMECE2002-33410, New Orleans, LA, November 17-22, 2002.

Zheng, Z. C., and Zhang, N., 2002, "A Hydrodynamic Simulation for Mobile Bay Circulation," Proceedings of 2002 International Mechanical Engineering Congress and Exposition , Paper number IMECE2002-32350, New Orleans, LA, November 17-22, 2002.

Zheng, Z. C., and Tan, B., 2002, "Vortex Element Methods and Kutta Conditions for Slat Noise Predictions," 8th AIAA/CEAS Aeroacoustics Conference , AIAA Paper 2002-2473, Breckenridge, CO, June 17-19, 2002.

Zheng, Z. C., 2001, "A Computational Study of the Flow/Acoustic Mechanisms in Screened Microphones," Proceedings of the ASME 2001 Fluids Engineering Division Summer Meeting, FEDSM2001-18204, New Orleans, LA, May 29-June 1, 2001.

Zheng, Z. C., Zhang, N., and Lim, S. H., 2000, "A Nested-Grid Computational Study of Jets in Crossflow," Proceedings of the ASME Fluids Engineering Division - 2000, FED-VOL. 253, pp. 459-466, 2000 ASME International Mechanical Engineering Congress and Exposition, Orlando, FL November, 2000.

Zheng, Z. C., and Lim, S. H., 2000, "Validation and Operation of a Vortex-Wake/Shear Interaction Model," 38th AIAA Aerospace Sciences Meeting and Exhibit, AIAA Paper 2000-0626, Reno, NV, January, 2000.

Zheng, Z. C., 1999, "Radiated Sound from Turbulent Boundary Layers over a Rigid Surface," Proceedings of the 3rd ASME/JSME Joint Fluids Engineering Conference, FEDSM99-7230, July 1999.

Zheng, Z. C., and Budlong, D. D., 1999, "Interactions between Vortices and Secondary Vortical Structures," AIAA Paper NO. 99-3284, 14th AIAA Computational Fluid Dynamics Conference, Norfolk, VA, June 28-July 2, 1999.

Zheng, Z. C. and Baek, K., 1999, "N-S Simulations of Crow-Type Instabilities in Vortex Wake," AIAA Paper No. 99-0981, 37th AeroSpace Sciences Meeting and Exhibit, Reno, NV, January, 1999.

Zheng, Z. C., Yost, W. F. and Zhang, G., 1998, "Design of A Combined Device for Maintaining Normothermia and Venous Compression", Proceedings of the 3rd World Conference on Integrated Design and Process Technology, Berlin, Germany, July, 1998, pp. 140-143.

Zheng, Z. C. and Baek, K., 1998, "Shear-Layer Effects on Trailing Vortices," AIAA Paper No. 98-0316, 36th Aerospace Sciences Meeting and Exhibit, Reno, NV, January, 1998.

Zheng, Z. C., 1997, "Initialization and Simulation of Three-Dimensional Aircraft Wake Vortices," AIAA Paper No. 97-2264, 15th AIAA Applied Aerodynamics Conference, Atlanta, GA, June, 1997.

Zheng, Z. C., 1996, "The Effects of Atmospheric Turbulence on Aircraft Wake Vortices Near the Ground," 27th AIAA Fluid Dynamics Conference, New Orleans, LA, June, 1996, AIAA Paper No. 96-1954.

Corjon, A., Zheng, Z. C. and Greene, G. C., 1996, "Model of the Behavior of Aircraft Wake Vortices Experiencing Crosswind Near the Ground," 27th AIAA Fluid Dynamics Conference, New Orleans, LA, June, 1996, AIAA Paper No. 96-2516.

Ash, R. L. and Zheng, Z. C., 1996, "Numerical Simulations of Commercial Aircraft Wakes Subjected to Airport Surface Weather Conditions," 34th AIAA Aerospace Sciences Meeting and Exhibit, Reno, NV, AIAA Paper No. 96-0660.

Ma, K. L. and Zheng, Z. C., 1995, "Volume Visualization of Airplane Wake Vortices," Flow Visualization VII, pp. 586-591, Ed. J. P. Crowder, Begell House, Inc..

Zheng, Z. C., 1995, "A Consistent Boundary Condition for Vorticity/Stream-function Simulations of Wall-Bounded Vortex Flows," Numerical Methods in Laminar and Turbulent Flow, Vol. 9, Part 1, pp. 179-190, Ed. C. Taylor and P. Durbetaki, Pineridge Press, Swansea, U.K.

Ma, K. and Zheng, Z., 1994, "3D Visualization of Unsteady 2D Airplane Wake Vortices," Proceedings of Visualization '94 Conference, IEEE Computer Society Press, Washington, D.C., pp. 124-131, also ICASE Report No. 94-45.

Zheng, Z. C., Ash, R. L. and Greene, G. C. 1994, "A Study of the Influence of Cross Flow on the Behavior of Aircraft Wake Vortices Near the Ground," Proceedings of the 19th Congress of the International Council on the Aeronautical Sciences, Anaheim, CA, Vol. 2, pp. 1649-1659.

Ash, R. L., Zheng, Z. C., and Greene G. C. 1994, "Cross Wind Effects on Turbulent Aircraft Wake Vortices near the Ground," 25th AIAA Fluid Dynamics Conference, Colorado Spring, CO, AIAA Paper 94-2381.

Zheng, Z., and Ash, R. L., 1993, "Prediction of Turbulent Wake Vortex Motion Near the Ground," Transitional and Turbulent Compressible Flows, edited b L. D. Kral and T.A.Zang, ASMEFED Vol. 151, pp. 195-207.

Zheng, Z., and Ash, R. L., 1991, "Viscous Effects on a Vortex Wake in Ground Effect," Proceedings of the Federal Aviation Administration International Wake Vortex Symposium, Washington, D.C., pp. 31-1-31-30.


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