Research Group

Professor David Zingg

Dr. David Zingg

Professor Zingg’s research areas include aerodynamics, computational fluid dynamics (CFD), aerodynamic shape optimization, and aerostructural optimization. His current research concentrates on both algorithm development and application of aerodynamic and aerostructural optimization to the design of unconventional low-drag aircraft configurations motivated by the need to reduce greenhouse gas emissions from aircraft. Together with colleagues from NASA, he is a co-author of the textbooks Fundamentals of Computational Fluid Dynamics and Fundamental Algorithms in Computational Fluid Dynamics, published by Springer in 2001 and 2014, respectively. He held a Tier I Canada Research Chair in Computational Aerodynamics and Environmentally Friendly Aircraft Design from 2001 to 2015 and currently holds the title of University of Toronto Distinguished Professor of Computational Aerodynamics and Sustainable Aviation. He was awarded a prestigious Guggenheim Fellowship in 2004 for research in the design of environmentally friendly aircraft, the J.J. Berry Smith Doctoral Supervision Award in 2016, and the CASI C.D. Howe Award in 2021.

"Education is the most powerful weapon which you can use to change the world."

Nelson Mandela

PhD Students

Randy Belanger

Randy Belanger

Interaction of Synthetic Jets with a Turbulent Boundary Layer

UofT Email: randy.belanger@mail.utoronto.ca

Andre Marchildon

André Marchildon

Development and Application of a Bayesian Optimizer for Aerodynamic Shape Optimization with Inexact Gradients

UofT Email: andre.marchildon@mail.utoronto.ca

Aiden Gray

Aiden Gray

Mixed-fidelity Multidisciplinary Optimization of Blended-Wing-Body Aircraft using the Reynolds-Averaged Navier-Stokes Equations

UofT Email: aiden.lee@mail.utoronto.ca

Tristan Montoya

Tristan Montoya

Discontinuous Spectral-Element Methods with the Summation-by-Parts Property: A Unifying Framework for Provably Stable Discretizations of Conservation Laws

UofT Email: tristan.montoya@mail.utoronto.ca

Zelalem Worku

Zelalem Worku

Multidimensional Summation-By-Parts Discretizations for Compressible Viscous Flows

UofT Email: zelalem.worku@mail.utoronto.ca

Alex Bercik

Alex Bercik

Investigating Practical Implementation Considerations of High-order Summation-by-Parts Methods and Implications for Functional Superconvergence

UofT Email: alex.bercik@mail.utoronto.ca

Ines Chikhaoui

Inès Chikhaoui

Aerodynamic Shape Optimization of the Intake and Fan of a Boundary Layer Ingesting Engine

UofT Email: ines.chikhaoui@mail.utoronto.ca

Anne Kary

Anne Kary

Development and Implementation of Stability and Control Constraints for Unconventional Solar-Powered Hybrid Airship Shape Optimization

UofT Email: a.kary@mail.utoronto.ca

Fizaa Husain

Fizaa Husain

Aerodynamic Shape Optimization for a Transonic Natural Laminar Flow Wing for Single-Aisle Aircraft

UofT Email: fizaa.husain@mail.utoronto.ca

Cindy Chen

Cindy Chen

High-Fidelity Aerostructural Optimization of a Blended Wing-Body Aircraft with Lateral Stability Considerations

UofT Email: cindyyq.chen@mail.utoronto.ca

Justin Pascual

Justin Pascual

Development of an Aerodynamic Shape Optimization Capability with Active Laminar Flow Control and Application to Wings and Aircraft

UofT Email: justin.pascual@mail.utoronto.ca

MASc Students

lauren_williams

Lauren Williams

Analysis of Skew-Symmetric Splitting and Symmetrization for use in Steady CFD Problems

UofT Email: llauren.williams@mail.utoronto.ca

nathalie_saadeh

Nathalie Sa'adeh

Aerodynamic Shape Optimization of a Strut-Braced-Wing Regional Jet with Natural Laminar Flow

UofT Email: nathalie.saadeh@mail.utoronto.ca

timo_lahteenmaa

Timo Lahteenmaa-Swerdlyk

Impact of Planform Freedom on Performance of Blended Wing Body Aircraft Using Aerodynamic Shape Optimization

UofT Email: timo.swerdlyk@mail.utoronto.ca

Rassam Yazdi

Rassam Yazdi

UofT Email: rassam.yazdi@mail.utoronto.ca

Undergraduate Summer Research Student

Alumni

Isabel Simmons MASc, 2023 Aerodynamic Shape Optimization of Infinite Swept Wings for Natural Laminar Flow
David Craig Penner PhD, 2022 Development and Investigation of Accurate High-Order Generalized Summation-by-Parts Discretizations for Computational Fluid Dynamics
Brandon Lowe PhD, 2022 Efficient Aircraft Flutter Analysis Using Model Order Reduction with Error Estimation
Timothy Chau PhD, 2022 Aerodynamic Design and Fuel Burn Evaluation of Transonic Strut-Braced-Wing Regional Jet and Single-Aisle Aircraft Through Aerodynamic Shape Optimization
Michael Piotrowski PhD, 2022 Development of a Transition Prediction Methodology Suitable for Aerodynamic Shape Optimization
Gregg Streuber PhD, 2022 Efficiency and Automation in Aerodynamic Shape Optimization: Mutimodal and Dynamic Search Spaces
Kwesi Apponsah PhD, 2022 An Adjoint Approach to Aerodynamic Shape Optimization for Unsteady Flows with Application to Laminar and Transonic Turbulent Flows
Christopher Chiang MASc, 2021 Aerodynamic Shape Optimization of a Boundary-Layer Ingesting S-Duct Intake
Kevin Mattalo MASc, 2019 Optimizsation of High-Order Dense Diagonal-Norm Generalised Summation-by-Parts Operators for Efficient Aerodynamic Computations
André Marchildon MASc, 2019 Optimization of Diagonal-Norm Multidimensional Summation-by-Parts Operators on Simplices
Siavosh Shadpey MASc, 2019 High-Order Robust Multidimensional Summation-by-Parts Discretizations Applicable to hp-Adaptive Curvilinear Grids
Mitchell Small MASc, 2018 Aerostructural Analysis of Aircraft Wings Using High-Fidelity Aerodynamics and Medium-Fidelity Structural Analysis
Nathan Curiale MASc, 2017 Morphing Wings: A Study Using High-Fidelity Aerodynamic Shape Optimization
Timothy Chau MASc, 2017 Aerodynamic Shape Optimization of a Box-Wing Regional Aircraft Based on the Reynolds-Averaged Navier-Stokes Equations
Gregg Streuber MASc, 2017 A Gradient-Based Multistart Algorithm for Multimodal Aerodynamic Shape Optimization Problems Based on Free-Form Deformation
Julia Shen MASc, 2017 Application of High-Order Summation -by-Parts Operators to the Steady Reynolds-Averaged Navier-Stokes Equations
Michael Piotrowski MASc, 2016 Implementation and Investigation of a Local Correlation-based Transition Model in a Parallel Newton-Krylov-Schur Algorithm
Jenmy Zhang PhD, 2016 Exploratory High-Fidelity Aerostructural Optimization Using an Efficient Monolithic Solution Method
Thomas Reist PhD, 2016 Scaling of Hybrid Wing-Body Type Aircraft: Exploration Through High-Fidelity Aerodynamic Shape Optimization
Shahriar Khosravi PhD, 2016 High-Fidelity Aerostructural optimization of Nonplanar Wings for Commercial Transport Aircraft
David Koo MASc, 2015 Towards Exploratory Aerodynamic Design Using the Reynolds-Averaged Navier-Stokes Equations
Chris Lee MASc, 2015 A comparison of B-spline Surface and Free-form Deformation Geometry Control Methods for Aerodynamic Shape Optimization
David Brown PhD, 2015 Efficient Homotopy Continuation Algorithms with Application to Computational Fluid Dynamics
Ramy Rashad PhD, 2015 High-Fidelity Aerodynamic Shape Optimization for Natural Laminar Flow
Pieter David Boom PhD, 2015 High-Order Implicit Time-Marching Methods for Unsteady Fluid Flow Simulation
David Del Rey Fernandez PhD, 2015 Generalized Summation-by-Parts Operators for First and Second Derivatives
Hugo Gagnon PhD, 2015 Geometry Control System for Exploratory Shape Optimization Applied to High-Fidelity Aerodynamic Design of Unconventional Aircraft
Nick Holt MASc, 2014 High-Fidelity Aerodynamic Shape Optimization with High-Order Spatial Discretization
Karla Telidetzki MASc, 2014 Application of Jetstream to a Suite of Aerodynamic Shape Optimization Problems
Anh Truong PhD, 2014 Development of a Computer-Aided-Design-Based Geometry and Mesh Movement Algorithm for Three-Dimensional Aerodynamic Shape Optimization
Neil McCormick MASc, 2013 The Development and Evaluation of a Fully-Coupled Monolithic Approach to Aero-Structural Analysis and Optimization
Abdullah Elraghy MASc, 2013 On Mesh Convergence and Accuracy Behaviour for CFD Applications
Lana Osusky PhD, 2013 A Numerical Methodology for Aerodynamic Shape Optimization in Turbulent Flow Enabling Large Geometric Variation
Michal Osusky PhD, 2013 A Parallel Newton-Krylov-Schur Algorithm for the Reynolds-Averaged Navier-Stokes Equations
John Gatsis PhD, 2013 Preconditioning Techniques for a Newton-Krylov Algorithm for the Compressible Navier-Stokes Equations
Kwesi Apponsah MASc, 2012 A Load-Balancing Tool for Structured Multi-Block CFD Applications Applied to a Parallel Newton-Krylov Algorithm
Oleg Chernukhin MASc, 2011 Global Optimization Algorithms for Aerodynamic Optimization
Xiaocong Han MASc, 2011 An Evolutionary Geometry Parameterization for Aerodynamic Shape Optimization
Nimeesha Kuntawala MASc, 2011 Aerodynamic Shape Optimization of a Blended Wing Body Aircraft Configuration
Duane Epp MASc, 2010 Towards a Design Tool for Turbomachinery
Timothy Leung PhD, 2010 A Newton-Krylov Approach to Aerodynamic Shape Optimization in Three Dimensions
Howard Buckley MASc, 2009 Numerical Shape Optimization of Airfoils with Practical Aerodynamic Design Requirements
Sydney Dias MASc, 2009 A High-Order Parallel Newton-Krylov Solver for the Euler Equations
Jason Hicken PhD, 2009 High-Fidelity Algorithms for Future Aircraft Design: Contributions in Aerodynamic Shape Optimization
Markus Rumpfkeil PhD, 2008 Airfoil Optimization for Unsteady Flows with Application to High-Lift Noise Reduction
David Kam MASc, 2007 A Three-Dimensional Newton-Krylov Navier-Stokes Flow Solver Using a One-Equation Turbulence Model
Todd Chisholm PhD, 2007 A Fully-Coupled Newton-Krylov Solver with a One-Equation Turbulence Model
Max Blanco PhD, 2007 A Newton-Krylov Solver with a Loosely-Coupled Turbulence Model for Aerodynamic Flows
Chad Oldfield MASc, 2006 An Adjoint Method Augmented with Grid Sensitivities for Aerodynamic Optimization
Laura Billing MASc, 2006 On the Development of an Improved Lift-Constrained Aerodynamic Optimization Algorithm
Peterson Wong PhD, 2006 A Compressible Navier-Stokes Flow Solver Using the Newton-Krylov Method on Unstructured Grids
Anh Truong MASc, 2005 Development of Grid Movement Algorithms Suitable for Aerodynamic Optimization
Jon Driver MASc, 2005 Optimal Aerodynamic Shape Design with Transition Prediction
Samy Elias MASc, 2005 Multi-Point Aerodynamic Shape Design
Daniel Fudge MASc, 2004 A CAD-Free and a CAD-Based Geometry Control System for Aerodynamic Shape Optimization
Jason Nichols MASc, 2004 A Three-Dimensional Multi-Block Newton-Krylov Flow Solver for the Euler Equations
Gary Zuliani PhD, 2004 Aerodynamic Flow Calculations Using Finite Difference and Multigrid
Philippe Godin PhD, 2004 Turbulence Modelling for High-Lift Multi-Element Airfoil Configurations
Timothy Leung MASc, 2003 Parallel Implementation of a Newton-Krylov Flow Solver on Unstructured Grids
Daniel Carney MASc, 2003 The Adjoint Method for Optimal Aerodynamic Shapes
Po-Yang Jay Liu MASc, 2003 Comparison of Optimization Algorithms Applied to Aerodynamic Design
Sammy Isono MASc, 2003 Fourth-Order Implicit Runge-Kutta Time Marching Using a Newton-Krylov Algorithm
Jason Lassaline PhD, 2003 A Navier-Stokes Equation Solver Using Agglomerated Multigrid Featuring Directional Coarsening and Line-Implicit Smoothing
Gary Saarenvirta MASc, 2002 Evalutation of Turbulence Models for Internal Flows
Marian Nemec PhD, 2002 Optimal Shape Design of Aerodynamic Configurations: A Newton-Krylov Approach
Edward Wehnerq MASc, 2001 A Newton-Krylov Solver for the Euler Equations on Unstructured Grids
Peterson Wong MASc, 2001 Aerodynamic Optimization Using the Flow Sensitivity Approach
Peter Blaser MASc, 2001 A Newton-Krylov Solver for the Navier-Stokes Equations on Unstructured Grids
Ian Sigal MASc, 2001 Accuracy Issues on Unstructured Grids
John Gatsis MASc, 2001 A Fully-Coupled Algorithm for Aerodynamic Design Optimization
Stan De Rango PhD, 2001 Higher-Order Spatial Discretization for Turbulent Aerodynamic Flows
Luis Manzano MASc, 1999 Aerodynamic Computations Using Multigrid
Ken Greiner MASc, 1998 A Finite Volume Solver for Viscous Turbulent Flows on Mixed Element Unstructured Grids
Isabelle Hemmings MASc, 1998 Eigensystem Analysis of a Numerical Method for Fluid Dynamics
Marian Nemec MASc, 1998 Aerodynamic Computations Using the Convective Upstream Split Pressure Scheme with Local Preconditioning
Alberto Pueyo PhD, 1998 An Efficient Newton-Krylov Method for the Euler and Navier-Stokes Equations
Paul Walsh PhD, 1998 Adaptive Solution of Viscous Aerodynamic Flows Using Unstructured Grids
Todd Chisholm MASc, 1997 Multigrid Acceleration of an Approximately-Factored Algorithm for Aerodynamic Flows
Henry Jurgens PhD, 1997 High Accuracy Finite Difference Schemes for Linear Wave Propagation
Stan De Rango MASc, 1996 Implicit Navier-Stokes Computations of Unsteady Flows Using Subiteration Methods
Kyle Frew MASc, 1996 Improved Artificial Dissipation Techniques for Viscous Flow Computations
David Unrau MASc, 1996 Local Preconditioning of the Navier-Stokes Equations
Max Blanco MASc, 1995 An Implicit Solution Method for the Euler Equations on Unstructured Triangular Grids
Eric Epstein MASc, 1995 A Comparison of Finite-Difference Schemes for Linear Wave Propagation Problems
Marc Bouffard MASc, 1994 Numerical Boundary Schemes and Non-Reflective Boundary Conditions and Eigensystems for Some Hyperbolic Equations
Peter Giansante MASc, 1994 High Accuracy Finite Difference Methods for the Time Domain Maxwell Equations
Tom Predovic MASc, 1994 Multigrid Solution of the Euler Equations Using Unstructured Adaptive Methods
Denis Bergeron PhD, 1994 A Study of the Fortified Navier-Stokes Apprach for Viscous Airfoil Computations
Tom Nelson PhD, 1994 Numerical Solution of the Navier-Stokes Equations for High-Lift Airfoil Configurations
Michal Doiron MASc, 1992 Attached and Separated Trailing Edge Flow Measurements with a Triple-Split Hot-Film Probe
Andrew Wilkinson MASc, 1992 Numerical Solution of the Euler Equations for Transonic Airfoil Flows Using Unstructured Grids
Dan Hall MASc, 1992 Three-Dimensional Elliptic Grid Generation