Curriculum Vitae - University of Waterloo

Willem Petersen, Ph.D.42 Max Becker DriveKitchener, Ontario, N2E 3V7, Canadawillem.petersen@gmail.com519-729-0068PROFESSIONAL SUMMARY• Doctoral research focused on formulating a physically-motivated model of contact mechanics,with application to planetary rover wheel/soil interaction• Modelling and simulations of the Juno Rover at the Canadian Space Agency• Experiment design and data collection/processing for validation purposes• Physics-based modelling of multi-domain systems using a graph-theoretic formulation• Programming and modelling experience using MATLAB, Simulink, Maple, MapleSim, C++, ADAMS,HyperWorks, ANSYS and LS-DYNAEDUCATIONPh.D., Systems Design Engineering February 2008 – December 2012University of Waterloo, Waterloo, Ontario, CanadaThesis: A Volumetric Contact Model for Planetary Rover Wheel ApplicationDiplom-Ingenieur, Mechanical Engineering October 2001 – November 2007Technische Universität Hamburg-Harburg (TUHH), Hamburg, GermanyThesis: Dynamics of impact between golf club head and ballPROFESSIONAL EXPERIENCEPostdoctoral FellowJanuary 2013 – PresentUniversity of Waterloo, Waterloo, Ontario, Canada• Supporting research and development teams at Toyota Technical Center in Ann Arbor, Michigan• Modelling, simulation and control of hybrid electric powertrain dynamics• Developing symbolic acausal models of fluid flow dynamics in internal combustion enginesPh.D. Research February 2008 – December 2012University of Waterloo, Waterloo, Ontario, Canada• Symbolic modelling of flexible and rigid planetary rover wheels• Developed a volumetric contact model representing the interaction between two compliant bodies• Verification of models through numerical simulations using Juno Rover architectureJuno Rover Experiments January 2012 – April 2012Canadian Space Agency (CSA), Montreal, Quebec, Canada• Design of experiments using the Juno Rover on irregular terrain• “Drawbar pull” experiment to identify wheel/soil contact model parameters• 3D-terrain experiment to validate 3D planetary rover wheel modelsPlanetary Rover Modelling and Simulation January 2010 – April 2010MacDonald, Dettwiler and Associates Ltd. (MDA), Brampton, Ontario, Canada• Integrated planetary rover wheel model into a rover dynamics model• Reduced simulation time of full vehicle model using high-performance parallel computing• Contact models were developed symbolically in Maple, then implemented in C++ for integrationinto Simulink

W. Petersenp. 2Hybrid Electric Vehicle Modelling and Simulation April 2008 – July 2008Magna International Inc., Aurora, Ontario, Canada• Developed a design tool to simulate hybrid electric vehicles• Physics-based modelling of vehicle and electric drivetrain dynamics• Integrated models into MATLAB and Simulink; designed user-friendly interfaceGRADUATE-LEVEL COURSES• Mechanics of Continua – tensor analysis of stresses, deformation and stress rates; constitutiveequations for elasticity and plasticity• Dynamics of Multibody Systems – use of graph-theoretic methods to systematically derive kinematicand dynamic equations• Analytical Methods in Vibrations – analysis of discrete and continuous systems using Rayleigh’sintegral method, Rayleigh–Ritz method and Galerkin’s methodDESIGN PROJECTS• Solar Car Team, University of Waterloo – improved design of chassis, brake and steering systems;top Canadian entry in American Solar Car Challenge, 2005• M.A.Sc. Thesis, TUHH and University of Waterloo – increased efficiency of a golf club strike byoptimizing club face geometry to achieve maximum energy transferTEACHING EXPERIENCE• Advanced Dynamics – kinematics and dynamics of rigid bodies and multibody systems• Mechanics of Deformable Solids – fundamental principles and methods of elastostatics• Systems Models – math-based modelling of dynamic systems using linear graph theorySELECTED PUBLICATIONSJournal Publications• Petersen, W., McPhee, J., “A Nonlinear volumetric contact model based on hypervolumes of interpenetration”,Journal of computational and nonlinear dynamics, ASME, submitted 2013.• Petersen, W., McPhee, J., “Experimental validation of a volumetric planetary rover wheel/soilinteraction model”, Journal of computational and nonlinear dynamics, ASME, submitted 2013.• Petersen, W., McPhee, J., “A study of volumetric contact modelling approaches in rigid tire simulationfor planetary rover application”, International Journal of Vehicle Design, accepted 2011.• Petersen, W., McPhee, J., “Shape optimization of golf clubface using finite element impact models”,Sports Engineering, 12(2), pp. 77–85, 2009.Conference Publications• Petersen, W., McPhee, J., “A nonlinear volumetric contact model for planetary rover wheel/soil interaction”,ASME International Design Engineering Technical Conference, Portland, USA, 2013.• Petersen, W., McPhee, J., “Identification of volumetric wheel/soil interaction model parametersfrom planetary rover experiments”, Proceedings: ISTVS 2012, Pretoria, South Africa, 2012.• Petersen, W., Vyasarayani, C.P., McPhee, J., “Flexible planetary rover tire model with volumetricwheel/soil interface”, Proceedings: ISTVS 2011, Blacksburg, Virginia, USA, 2011.Magazine Publication• Petersen, W., McPhee, J., “Advanced golf clubhead design”, ASME ME Today, 11(1), 2010.EXTRACURRICULAR ACTIVITES• Running, scuba diving and ice hockey