Swire Professor of Aerospace Engineering and Chair Professor
Chair Professor
Prof. Zhang conducts research and lectures in aerodynamics and aeroacoustics, in particular, aircraft aerodynamics and noise. He has conducted experimental and computational research in the area of unsteady aerodynamics, ground effect, aeroacoustics, and aircraft noise. He is an authority in the airframe and engine noise. He performed research in its understanding, developed novel and accurate numerical schemes for its prediction, devised methods for noise attenuation and developed predictive codes based on physics for noise prediction which are being used by industry.
Research projects
- Aircraft airframe noise: Aerodynamics and aeroacoustics of a flap side-edge
- Racing car aerodynamics: Aerodynamics of oscillating wings
- Racing car aerodynamics: Aerodynamic interaction between a wing and wheels
- Racing car aerodynamics: Wheel aerodynamics
- Racing car aerodynamics: Large-scale source term modelling of vortex generation
- Aircraft airframe noise: Computational aeroaoustics of bogie noise
- Aircraft airframe noise: Effect of bogie inclination on the unsteady flow field and noise production
- Aircraft airframe noise: Noise control of landing gear using pereforated fairings
- Aircraft airframe noise: Large-eddy simulation of jet interaction with a wing
- Aircraft airframe noise: Slat noise attenuation with acoustic liner treatment
- Aircraft airframe noise: Investigation of aircraft noise in steep approach
- Aircraft airframe noise: Blowing for bluff-body noise control
- Aircraft Engine Studies: Modelling next generation CROR aircraft
- Aircraft Engine Studies: Development of a whole-aicraft noise model
- Aircraft Engine Studies: Efficient computation of sound radiation on adaptively refined mesh
- Aircraft Engine Studies: Modelling of aircraft sound propagation
Publications
- A hybrid multilevel fast multipole and equivalent source method for aeroacoustic scattering prediction (2025)
- Experimental Study of the Effect of Boundary-Layer Transition on Rotor Aeroacoustics (2024)
- Enhancing sustainable urban air transportation: Low-noise UAS flight planning using noise assessment simulator (2024)
- Aerodynamics and aeroacoustics of ducted propellers: A study on the design and geometry effects (2024)
- A numerical investigation of the aerodynamic and aeroacoustic interactions between components of a multi-rotor vehicle for urban air mobility (2024)
- Sound propagation in the presence of non-isothermal sheared flow refraction and metasurface impedance reflection (2024)
- Virtual flight simulation of delivery drone noise in the urban residential community (2023)
- Sound reflection by periodic acoustic metasurface in sheared grazing flows (2023)
- Predicting the aerodynamic noise of counter-rotating coaxial rotors (2023)
- Experimental investigation of the effect of sectional airfoil profile deviation on propeller noise (2023)
- Experimental and numerical investigations on rotor noise in axial descending flight (2023)
- Development and progress in acoustic phase-gradient metamaterials for wavefront modulation (2023)
- Computational Aeroacoustics Study of Propellers with Vibrational Motion (2023)
- Broadband quasi-perfect sound absorption by a metasurface with coupled resonators at both low- and high-amplitude excitations (2023)
- An investigation of rotor aeroacoustics with unsteady motions and uncertainty factors (2023)
- Acoustic imaging of the broadband noise arising in contra-rotating co-axial propellers (2023)
- A phase-gradient acoustic metasurface for broadband duct noise attenuation in the presence of flow (2023)
- Efficient storage and interpolation of acoustic transfer functions (2021)
- Reduced-basis boundary element method for efficient broadband acoustic simulation (2019)
- An efficient computation of cascade-gust interaction noise based on a hybrid analytical and boundary element method (2019)
- On the effect of streamwise disturbance on the airfoil-turbulence interaction noise (2019)
- A numerical investigation of the airfoil-gust interaction noise in transonic flows: Acoustic processes (2018)
- A generalized sound extrapolation method for turbulent flows (2018)
- On modeling the sound propagation through a lined duct with a modified Ingard-Myers boundary condition (2018)
- Experiments on reflection and transmission of acoustic porous metasurface with composite structure (2018)
- Acoustic porous metasurface for excellent sound absorption based on wave manipulation (2018)
- Stable time-domain CAA simulations with linearised governing equations (2018)
- Reflected wave manipulation by inhomogeneous impedance via varying-depth acoustic liners (2018)
- Manipulating reflected acoustic wave via Helmholtz resonators with varying-length extended necks (2018)
- Analytical modelling for predicting the sound field of planar acoustic metasurface (2018)
- Sound transmission through an acoustic porous metasurface with periodic structures (2017)
- Investigation of the sound generation mechanisms for in-duct orifice plates (2017)
- Synthetic turbulence methods for computational aeroacoustic simulations of leading edge noise (2017)
- The noise generated by a landing gear wheel with hub and rim cavities (2017)
- Towards an effective non-reflective boundary condition for computational aeroacoustics (2017)
- Unsteady aerodynamics of single and tandem wheels (2017)
- A sound extrapolation method for aeroacoustics far-field prediction in presence of vortical waves (2017)
- Three-dimensional acoustic characteristic study of porous metasurface (2017)
- Extension of roughness noise to bluff bodies using the boundary element method (2016)
- A priori grid quality estimation for high-order finite differencing (2016)
- A controllable canonical form implementation of time domain impedance boundary conditions for broadband aeroacoustic computation (2016)
- Sound transmission through a circular hole without and with an acoustic seal (2016)
- Design and characterization of acoustic porous metasurface (2016)
- An evaluation of gradient term modification method for linearized Euler equations (2016)
- Artificial Damping Methods for Stable Computations with Linearized Euler Equations (2016)
- Airfoil-Gust Interactions in Transonic Flow (2016)
- Aerodynamic Interactions between Landing-Gear Components (2016)
- Towards a Generic Non-Reflective Characteristic Boundary Condition for Aeroacoustic Simulations (2016)
- Computational Analysis of Partially-Covered Cavity With and Without Side Walls (2016)
- DDES Simulation of a Complex Main Landing Gear with Six-Wheel Bogie (2016)
- High-Order Numerical Simulations of An Isolated Landing Gear Wheel with A Hub Cavity (2016)
- Leading Edge Noise Predictions using Anisotropic Synthetic Turbulence (2016)
- Synthetic Turbulence Methods for Leading Edge Noise Predictions (2015)
- Sound transmission through double cylindrical shells lined with porous material under turbulent boundary layer excitation (2015)
- Single velocity-component modeling of leading edge turbulence interaction noise (2015)
- A fast GPU based bidiagonal solver for computational aeroacoustics (2015)
- Stability analysis and design of time-domain acoustic impedance boundary conditions for lined duct with mean flow (2014)
- Broadband Wave Propagation from an Aeroengine Duct (2014)
- Experimental study of noise emitted by circular cylinders with large roughness (2014)
- The effect of external mean flow on sound transmission through double-walled cylindrical shells lined with poroelastic material (2014)
- Active flow separation control by a position-based iterative learning control algorithm with experimental validation (2014)
- Symmetric airfoil geometry effects on leading edge noise (2013)
- Aeroacoustic Effects of High-Lift Wing Slat Track and Cut-Out System (2013)
- Optimization for sound transmission through a double-wall panel (2013)
- Attenuation of noise from an airfoil equipped with a high-lift device using plasma actuators (2013)
- Landing-gear noise prediction using high-order finite difference schemes (2013)
- Sound transmission through a double-panel construction lined with poroelastic material in the presence of mean flow (2013)
- High-Order Interface for Aeroacoustic Computation Using Overset Grid (2013)
- Use of Blowing Flow Control to Reduce Bluff Body Interaction Noise (2012)
- Aircraft noise and its nearfield propagation computations (2012)
- Aerodynamics of a Heaving Airfoil in Ground Effect (2011)
- On the unsteady motion and stability of a heaving airfoil in ground effect (2011)
- Multifidelity Surrogate Modeling of Experimental and Computational Aerodynamic Data Sets (2011)
- Measurement and control of aircraft landing gear broadband noise (2011)
- Ground Effect Aerodynamics (2010)
- Airframe Noise – High Lift Device Noise (2010)
- Patched Characteristic Interface Condition for High-Order Multiblock Aeroacoustic Computation (2010)
- Broadband flow-induced sound control using plasma actuators (2010)
- Landing gear noise control using perforated fairings (2010)
- Identification and Attenuation of a Tonal-Noise Source on an Aircraft's Landing Gear (2010)
- Plasma Actuators for Noise Control (2010)
- Computational Investigation of a Race Car Wing With Vortex Generators in Ground Effect (2010)
- The use of plasma actuators for bluff body broadband noise control (2010)
- Numerical Investigation of Broadband Slat Noise Attenuation with Acoustic Liner Treatment (2009)
- Flow Separation Control on a Race Car Wing With Vortex Generators in Ground Effect (2009)
- Flow Physics of a Race Car Wing With Vortex Generators in Ground Effect (2009)
- The Aerodynamic Interaction Between an Inverted Wing and a Rotating Wheel (2009)
- Measurements of Flow Around a Flap Side Edge with Porous Edge Treatment (2009)
- Bluff Body Noise Control Using Perforated Fairings (2009)
- Sound Radiation from a Bypass Duct with Bifurcations (2009)
- Adaptive mesh refinement computation of acoustic radiation from an engine intake (2008)
- Streamwise and spanwise plasma actuators for flow-induced cavity noise control (2008)
- Efficient Computation of Spinning Modal Radiation Through an Engine Bypass Duct (2008)
- Variable Structure Model for Flow-Induced Tonal Noise Control with Plasma Actuators (2008)
- Unsteady RANS and detached-eddy simulations of flow around a circular cylinder in ground effect (2008)
- Aerodynamic model of a hill climb racing car (2007)
- Atmospheric Plasma Actuators for Aeroacoustic Applications (2007)
- Computation of Fan Noise Radiation through an Engine Exhaust Geometry with Flow (2007)
- Attenuation of Low-Speed Flow-Induced Cavity Tones Using Plasma Actuators (2007)
- Vortex shedding from a circular cylinder near a moving ground (2007)
- Ground effect aerodynamics research of racing cars (2006)
- Attenuation of Slat Trailing Edge Noise Using Acoustic Liners (2006)
- Computational Analysis of a Inverted Double-Element Airfoil in Ground Effect (2006)
- A Fourier Pseudospectral Method for Some Computational Aeroacoustics Problems (2006)
- A Computational Study of the Flow Around an Isolated Wheel in Contact With the Ground (2006)
- Ground Effect Aerodynamics of Race Cars (2006)
- Measurements of the flow over a low-aspect-ratio cylinder mounted on a ground plane (2005)
- Acoustic Radiation from a Semi-Infinite Duct With a Subsonic Jet (2005)
- Computational Analysis of Pressure and Wake Characteristics of an Aerofoil in Ground Effect (2005)
- Vortical structures over rectangular cavities at low speed (2005)
- Computation of Spinning Modal Radiation from an Unflanged Duct (2004)
- Edge Vortices of a Double Element Wing in Ground Effect (2004)
- Vortices behind a bluff body with an upswept aft section in ground effect (2004)
- Time accurate numerical study of turbulent supersonic jets (2004)
- Computational aeroacoustic simulations of leading-edge slat flow (2004)
- The evaluation of a buffer zone as an inflow/outflow boundary condition for computational aeroacoustic applications (2004)
- A numerical method for computation of sound radiation from an unflanged duct (2004)
- The evolution of co-rotating vortices in a canonical boundary layer with inclined jets (2003)
- Off-Surface Aerodynamic Measurements of a Wing in Ground Effect (2003)
- Influence of Diffuser Angle on a Bluff Body in Ground Effect (2003)
- A numerical investigation of the noise radiated by a turbulent flow over a cavity (2003)
- Aerodynamics of a Double-Element Wing in Ground Effect (2003)
- Optimized prefactored compact schemes (2003)
- Aerodynamics of gurney flaps on a wing in ground effect (2001)
- The Force and Pressure of a Diffuser-Equipped Bluff Body in Ground Effect (2001)
- Some Aspects of the Aerodynamics of Gurney Flaps on a Double-Element Wing (2001)
- Aerodynamics of a Single Element Wing in Ground Effect (2000)
- Turbulence measurements of an inclined rectangular jet embedded in a turbulent boundary layer (2000)
- An inclined rectangular jet in a turbulent boundary layer-vortex flow (2000)
- Aerodynamics of Gurney Flaps on a Single-Element High-Lift Wing (2000)
- Counter-Rotating Vortices Embedded in a Turbulent Boundary Layer with Inclined Jets (1999)
- ATTENUATION OF CAVITY FLOW OSCILLATION THROUGH LEADING EDGE FLOW CONTROL (1999)
- Pressure over a dual-cavity cascade at supersonic speeds (1998)
- Turbulence Measurements of a Longitudinal Vortex Generated by an Inclined Jet in a Turbulent Boundary Layer (1998)
- The effect of trailing edge geometry on cavity flow oscillation driven by a supersonic shear layer (1998)
- AN OBSERVATION OF PRESSURE WAVES AROUND A SHALLOW CAVITY (1998)
- Nearfield Evolution of a Longitudinal Vortex Generated by an Inclined Jet in a Turbulent Boundary Layer (1997)
- Measurements of a longitudinal vortex generated by a rectangular jet in a turbulent boundary layer (1997)
- Progress in Computational Aeroacoustics in Predicting the Noise Radiated from Turbulent Flows (1997)
- Flow structure analysis around an oscillating circular cylinder at low KC number: A numerical study (1997)
- Analysis of unsteady supersonic cavity flow employing an adaptive meshing algorithm (1996)
- Co- and contrarotating streamwise vortices in a turbulent boundary layer (1995)
- Compressible cavity flow oscillation due to shear layer instabilities and pressure feedback (1995)
- Experimental and numerical analysis of convective heat transfer in turbulent channel flow with square and circular columns (1995)
- An experimental and computational investigation of ground effect lift loss for single jet impingement (1994)
- Computational analysis of a single jet impingement ground effect lift loss (1994)
- Flow and heat transfer in a turbulent boundary layer through skewed and pitched jets (1993)
- Experimental investigation of supersonic flow over two cavities in tandem (1992)
- An investigation of supersonic oscillatory cavity flows driven by thick shear layers (1990)
- Computational analysis of unsteady supersonic cavity flows driven by thick shear layers (1988)