Supervision and examinations

2020-2021

  • External member of PhD qualifier of ‘Aastha Aastha’, on Developing a closed loop thermochemical storage system’
  • Examined Master thesis Denis Kattier on ‘Effect of Oscillating Gas Flow on Fluidisation Behaviour of ultra fine Particles (Geldart A and C)’
  • Examined Master thesis of Hans van den Broek on ‘On quasi-simultaneous viscous-inviscid interaction’.
  • Examined PhD thesis of Ivan Mema on ‘Spheres vs. Robs in fluidized beds: Numerical and experimental investigations’, University of Delft.
  • Examined PhD thesis of Zvonimir Maranic on ‘Granular Thermometry’, University of Sydney, Australia.
  • External member of PhD qualifier of ‘Bart Ettema’ on Modelling and Processing for Laser Implantation Surface Texturing (LITex).

2019-2020

  • External member of PhD qualifier of ‘Timo Plath’ on ‘ViPr: Virtual prototyping of particulate processes – Heterogeneous multiscale modeling & rapid prototyping of twin-screw wet granulation processes’.
  • Examined Master thesis of Cor Lerink on ‘Visualisation of Fouling during Oil-in-Water Filtration using Tubular Ceramic Membranes’.
  • Examined Master thesis of Robin Visser on ‘Modelling of Plasticity in Pipelaying Simulations using an Artificial Neural Network’.
  • Co-supervised two projects (six students) for Mechanical Engineering BSc Introduction to Technological research project.
  • Examined PhD thesis of Mahening Citra Vidya on ‘Modeling and adjoint optimization of heat exchanger geometries’, University of Twente.
  • External member of PhD qualifier of ‘Juan Alvarez’ on ‘Multiscale simulation of particulate processes – Selective laser sintering’.
  • Daily supervisor, promotor and member of the committee of a PhD student, Irana Denissen, on a project entitled ‘On segregation in bidisperse granular flows’.
  • Examined master thesis of Mechanical Engineering of Joris van Dijk on ‘Fluid dynamics of ship propulsion’.
  • Supervised and examined mechanical engineering masters project of Marc Hofstede, ‘Axial segregation of size bidisperse granular mixture in axially inhomogeneous drums’.
  • Supervised and examined mechanical engineering masters project of Sven van der Werf, ‘Macroscopic single contact properties of cohesive silanized glass beads’.

2018-2019

  • Nominated for the STOOT (Scheikundig Technologische Onmeunige Onderwijs Taart) teaching award.
  • Examined PhD thesis of Vinay Mahajan on ‘Elongated particles in fluidized beds. From lab-scale experiments to constitutive models’, University of Delft.
  • Daily supervisor, promotor and member of the committee of a PhD student, Marnix van Schrojenstein Lantman, on a project entitled ‘A study on fundermental segregating mechanisms in dense granular flows’.
  • Examined PhD thesis of Segolene Mejean on ‘Jumps in granular flows down inclines’, University of Sydney and University of Grenoble.
  • Examined PhD thesis of Tjitse Slange on ‘Rapid manufacturing of tailored thermoplastic composites by automated lay-up and stamp forming’, University of Twente.
  • Supervised and examined mechanical engineering masters project of Harmen Polman, ‘A code for refractive index matched scanning data processing’.
  • Examined master thesis of Nanotechnology of Xiao Zhu on’Nucleation kinetics of clathrin in small-scale non-equilibrium system’.
  • Supervised and examined mechanical engineering masters project of Mitchel Post on ‘Effect of size ratio in single large intruder particles in horizontally rotating drums’.
  • External member of PhD qualifier of Edmond Shehadi on ‘LES of compressible turbulent flow through combustor line and dilution holes’.
  • Examined PhD thesis of Prashidha Kharel on ‘Internal Dynamics and Flow Properties of Dense Granular Materials’, University of Sydney.
  • Co-supervised three projects (six students) for Mechanical Engineering BSc Introduction to Technological research project.

2017-2018

  • External member of PDEng examination committee of Ilias Baiazitov.
  • External member of the PhD qualifier of Mr. Akshay.
  • Co-supervised three projects (six students) for Mechanical Engineering BSc Introduction to Technological research project.
  • Co-supervised four projects for Mechanical Engineering PreMaster Academic Research Skills.

2016-2017

  • Supervised and examined mechanical engineering master project of Bert Scheper, ‘Experimental techniques for granular materials’.
  • Examined a mechanical engineering master project on ‘Using heat pipes in a magneto-caloric heat pump’.
  • Co-supervised four projects (nine students) for Mechanical Engineering BSc Introduction to Technological research project.
  • Examined a PhD thesis from Department of Fluid and Thermal Engineering, University of Twente, The Netherlands, entitled ‘Numerical investigation of spray combustion towards HiTAC conditions’.
  • Examined a PhD thesis from Physics of Fluids Group, University of Twente, The Netherlands, entitled ‘Anomalous Intruder Response in Diverse Granular Systems’.
  • Co-supervised two projects (four students) for Mechanical Engineering PreMaster Academic Research Skills.

2015-2016

  • Examined a PhD thesis from Environmental Hydraulics Laboratory, École Polytechique Federale de Lausanne, Switzerland, entitled ‘Particle Size Segregation Granular Flows’.
  • Examined a PhD thesis from Department Maritime and Transport Technology, Delft University of Technology, The Netherlands, entitled ‘Modelling Dust Liberation in Bulk Material Handling Systems’.
  • Co-supervised two projects for Mechanical Engineering BSc Introduction to Technological research project. Projects entitled ‘Prediction of a Hexagram Shaped Drum by Calibrating Simulation Software on a Circular Drum Experiment: A Parameter Study’ and ‘Determining the velocity profile of particles in a split-bottom shear cell’.
  • Daily supervisor, assistant promotor and member of the committee of a PhD student, Deepak Tunuguntla, on a project entitled ‘Polydisperse granular flows over inclined channels’.

2014-2015

  • Supervised two projects (four students) for Mechanical Engineering BSc Introduction to Technological research project. Projects entitled ‘Effects of non-circular tumblers on granular density segregation’ and ‘Investigation of granular segregation in s rotating drum with a core’.
  • Examined a PhD thesis from the School of Chemical Engineering and Transport Phenomena, The University of Delft, Netherlands entitled ‘Gas jets in granular matter: Observed by a high-speed X-ray tomography system’.
  • Daily supervisor, assistant promotor and member of the committee of a PhD student, Nico Rivas, on a project entitled ‘Discrete and continuum descriptions of shaken granular matter’. Graduated cum laude.

2013-2014

  • Co-supervised two projects (four students) for Mechanical Engineering BSc Introduction to Technological research project. Projects entitled ‘Mixing of dry granular materials in non-rotationally symmetric drums’ and ‘Segregating of non-spherical particles in narrow rotating drums’.

2012-2013

  • Examined a PhD thesis from the School of Civil Engineering, The University of Sydney, Australia entitled ‘Grainsize dynamics of granular flows’.
  • Examined a mechanical engineering masters project on ‘Time-domain impedance boundary conditions in computational fluid dynamics for use in thermoacoustic modeling’.
  • Co-supervised a Multiscale Mechanics masters student on ‘Closure laws for granular, shallow-layer, bi-dispersed flows down an inclined chute’.
  • Daily supervisor, assistant promotor and member of the committee of a PhD student on a project entitled ‘An investigation into clustering and segregation in granular materials’.

2011-2012

  • Examined a mathematics masters project on ‘Convergence of an implicit Runge-Kutta discontinuous Galerkin method using smooth limiters’.
  • Sat on one Mechantronica Project (Project F) examination committee.
  • Co-supervised a Physics of Fluids (PoF) masters student on ‘Experimental investigation of wave dynamics in a Hele-Shaw Beach’.
  • Supervised an Multiscale Mechanics masters student on ‘An experimental and DPM study of erosion in granular materials’.
  • Examined mechanical engineering masters projects on ‘Modelling granular flows impinging on an inclined plane with use of an open source DPM code in 3D’.

2010-2011

  • Sat on one Mechantronica Project (Project F) examination committee.
  • Examined mechanical engineering masters project on ‘Adaptive smoothed finite element method’.

2009-2010

  • Co-supervised three Bachelor Math projects on ‘Modelling of algae growth’.

2008-2009

  • Examined two MMath projects on ‘Extraction of energy from water waves’.

2007-2008

  • Supervised and Examined two Experimental MPhys projects on ‘Fingering in granular chute flows’.