Dr Karl Alexander Stol

PhD and MS in Aerospace Engineering Science, University of Colorado at Boulder, 2001; BE (First Class Honours) in Mechanical Engineering, University of Canterbury, 1996

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Deputy Head of Department


Karl Stol earned his PhD in Aerospace Engineering Science at the University of Colorado at Boulder, in developing structural dynamics models and control systems for modern wind turbines. Since joining the University of Auckland in 2004, he has supervised over 100 project students and co-authored over 90 refereed publications in the application of control techniques to wind energy, mobile robotics, and Unmanned Aerial Vehicles.

Research | Current

  • Control system modelling and simulation
  • Multivariable control system design
  • Navigation and motion control of mobile robots and Unmanned Aerial Vehicles (UAVs, drones)

Teaching | Current

MECHENG 322 - Control Systems
MECHENG 724 - Multivariable Control Systems

Postgraduate supervision

PhD Students

P. Mendes, Control of UAVs for physical interaction, to complete in 2022
T-J. Lin, Coordinated surveying with multirotor UAVs in forestry, to complete in 2021
D. De Mel, Energy optimal control of a higher performance electric vehicle, to complete in 2023
J. Bannwarth, UAV sensor fusion and surface interaction, to complete in 2020
O. Grant, Flight controller assessment of the Martin Jetpack, submitted 2019

J. Kutia*, Aerial manipulation, 2019
L. Xie*, Energy efficient omni-wheeled robot, 2018
Z. Chen, Smart rotors for next generation wind turbines, 2017
L. Postelnik, Practical output regulation of non-minimum phase nonlinear systems, 2016
R. Chan, Traction control of two-wheeled robots with model predictive control, 2016
Z. Kausar, Stability augmentation of two-wheeled mobile robots on pedestrian terrain, 2014
A. Kumar, Multivariable control of wind turbines for fatigue load reduction in the presence of nonlinearities, 2012
H. Namik, Individual pitch and disturbance accommodating control of floating offshore wind turbines, 2012
G. Ferrari*, Development of an aeroelastic simulation for the analysis of vertical-axis wind turbines, 2012

Master of Engineering Students (by thesis)

R. Buchanan, Aerodynamics of UAVs, 2019
P. Rana, Timber stocktaking using UAVs, 2019
C. Busch, Tree branch tracking, 2019

S. Jiang, Under-canopy autonomous flight control of a UAV, 2016
C. Chun, Vehicle motion estimation using low-cost optical flow and sensor fusion, 2012
M. Spencer, Model predictive control of a wind turbine using short term wind field predictions, 2011
D. Jones, Stability of two-wheeled robots in low-traction environments, 2011
T. Tan, Wind disturbance estimation on wind turbines, 2011
Y-H. Yang, Real time simultaneous localisation and mapping, 2008
T. Kim*, Control of a 3 DOF quadrotor model, 2007
W. Zhao, Individual blade pitch for active yaw control of a horizontal-axis wind turbine, 2006

* = as a co-supervisor


2019 Sustained Excellence in Teaching, Faculty of Engineering
2007 Early Career Teaching Excellence Award, Faculty of Engineering
2005 UoA Spark $40k Challenge Winner in a team of 5


  • Deputy Head of Department (Academic), Mechanical Engineering
  • Academic Programmes Committee, Faculty of Engineering
  • University General Education Board of Studies

Committees/Professional groups/Services

Senior Member, American Institute of Aeronautics and Astronautics (AIAA)
Member, Institute of Electrical and Electronic Engineers (IEEE)

Selected publications and creative works (Research Outputs)


Contact details

Primary office location

Level 8, Room 845
New Zealand

Web links