Mechanical & Mechatronic Engineering
Welkom by Universiteit Stellenbosch

Prof Johan van der Spuy

​​​​Associate Professor : Thermo-Fluid Division

Prof Johan Van der Spuy is an Associate Professor in the Thermo-Fluid Division. He is registered as a Professional Engineer with the Engineering Council of South Africa and is currently doing research on Turbo-machinery.

epos: sjvdspuy@sun.ac.za


Academic Qualifications

  • BEng (Mechanical) (Cum Laude), Stellenbosch, 1995
  • MEng (Mechanical) (Cum Laude), Stellenbosch, 1997
  • PhD (Mechanical) Stellenbosch 2011

 

Professional Experience

​2016-date                                       Stellenbosch University, dept of Mechanical & Mechatronic Engineering

                                                          Associate Professor

2006 - 2016:

University Stellenbosch, Dept Mechanical and Mechatronic Engineering
Senior Lecturer

2003 - 2005:

Stellenbosch Automotive Engineering
Engineering Manager

2001 - 2002:University Stellenbosch, Dept Mechanical Engineering
Chief Research Assistant
1998 - 2001:

MegChem Engineering and Draughting Services
Design Engineer, CFD Engineer

1997 - 1998:

Billiton SA Ltd
Junior Engineer

1995 -1997:University Stellenbosch, Dept Mechanical Engineering
Temporary Research Assistant


Publications, Presentations and Patents


2016

Journal Articles

AUGUSTYN OPH, VAN DER SPUY SJ, VON BACKSTROM TW. Numerical and experimental investigation into the accuracy of the fan scaling laws applied to large diameter axial flow fans. JOURNAL OF POWER SOURCES 2016; 1177:1-10.

HOMANN C, VAN DER SPUY SJ, VON BACKSTROM TW. The effects of solarization on the performance of a gas turbine.

VAN DER MERWE BB, VAN DER SPUY SJ, VON BACKSTROM TW, SCHREVE K. Reverse engineering and performance analysis of a small-scale centrifugal compressor impeller. International Journal of Computer Aided Engineering and Technology 2016; 3:217-233.

Proceedings National

JIVAN S, VENTER G, VAN DER SPUY SJ. Design and evaluation of a flutter-suppression control system for an aircraft wing. 10th South African conference on Computational and Applied Mechanics, North West, South Africa, SA Assoc for Computational and Applied Mechanics (SAAM) 2016: 1-11.

2015

Journal Articles (subsidised)

FOURIE N, VAN DER SPUY SJ, VON BACKSTROM TW. Simulating the effect of wind on the performance of axial flow fans in air-cooled steam condenser systems. Journal of Thermal Science and Engineering Applications 2015; 7(2):1-12.

LOUW FG, VON BACKSTROM TW, VAN DER SPUY SJ. Lift and drag characteristics of an air-cooled heat exchanger axial flow fan. Journal of Fluids Engineering-Transactions of the Asme 2015; 137:1-9.

VAN DER SPUY SJ, VON BACKSTROM TW. An evaluation of simplified CFD models applied to primeter fans in air-cooled steam condensers. Proceedings of the Institution of Mechanical Engineers Part A-Journal of Power and Energy 2015; IMechE 2015:1-20.

Proceedings International

LOUW FG, VON BACKSTROM TW, VAN DER SPUY SJ. Experimental investigation of the blade surface pressure distribution in an axial flow fan for a range of flow rates. ASME Turbo Expo 2015, Montreal, Canada, The American society of Mechanical Engineers 2015: 1-12.

MUIYSER J, ELS DNJ, VAN DER SPUY SJ, ZAPKE AJ. The determination of fan blade aerodynamic loading from a measured response. ASME Turbo Expo 2015, Montreal, Canada, The American society of Mechanical Engineers 2015: 1-12.

WILKINSON MB, VAN DER SPUY SJ. The effect of fan tip configuration on air-cooled condenser axial flow fan performance. International Conference on Fan Noise, Technology and Numerical Methods, Lyon, France, Journal of Power and Energy 2015: 89-97.

Doctoral completed

LOUW FG, VON BACKSTROM TW, VAN DER SPUY SJ. Investigation of the flow field in the vicinity of an axial flow fan during low flow rates . PhD (Eng), 2015. 212 pp.

2014

Journal Articles (subsidised)

MUIYSER J, ELS DNJ, VAN DER SPUY SJ, ZAPKE A. Measurement of air flow and blade loading at a large-scale cooling system fan. R&D Journal 2014; 30 : 30-38.

Proceedings International

AUGUSTYN OPH, VAN DER SPUY SJ, VON BACKSTRÖM TW. Performance investigation of a reverse-engineered axial flow fan by numerical simulation. 9th South African Conference on Computational and Applied Mechanics 2014 (SACAM2014), NH Lord Charles Hotel and Conference Centre, Somerset West, South Africa, 2014: 1-10.

LOUW FG, VON BACKSTRÖM TW, VAN DER SPUY SJ. Investigation of the Flow Field in the Vicinity of an Axial Flow Fan During Low Flow Rates. ASME Turbo Expo 2014: Turbine Technical Conference and Exposition, Düsseldorf, Germany, 2014: 1-14.

LOUW FG, VON BACKSTRÖM TW, VAN DER SPUY SJ. Modelling of the flow field in the vicinity of an axial flow fan, focusing on low flow rates. 9th South African Conference on Computational and Applied Mechanics 2014 (SACAM2014), NH Lord Charles Hotel and Conference Centre, Somerset West, South Africa, 2014: 1-10.

MUIYSER J, ELS DNJ, VAN DER SPUY SJ, ZAPKE A. Investigation of Large-Scale Cooling System Fan Blade Vibration. ASME Turbo Expo 2014: Turbine Technical Conference and Exposition, Düsseldorf, Germany, 2014: 1-13.

2013

Journal Articles (subsidised)

RAUBENHEIMER GA, VAN DER SPUY SJ, VON BACKSTRÖM TW. The Use of Air Injection Nozzles for the Forced Excitation of Axial Compressor Blades. International Journal of Turbo & Jet-Engines 2013; 30(1) : 55-65.

Proceedings International

WEGMAN E, SNEDDEN G, VAN DER SPUY SJ, HOLZINGER F, SCHIFFER HP, MÁRTENSSON H, ÖSTLUND J. The Development of an Air Injection System for the Forced Response Testing of Axial Compressors. ASME Turbo Expo 2013, San Antonio, Texas, USA, 2013: doi: 10.1115/GT2013-96011.

2012

Proceedings International

DE WET AL, VON BACKSTRÖM TW, VAN DER SPUY SJ. Performance investigation of a turbocharger compressor. Proceedings of the ASME Turbo Expo 2012, Bella Center Center Boulevard 5, Copenhagen, Denmark, 2012: 939-953.

LOUW FG, BRUNEAU PRP, VON BACKSTRÖM TW, VAN DER SPUY SJ. The design of an axial flow fan for application in large air-cooled heat exchangers. Proceedings of the ASME Turbo Expo 2012, Bella Center, Copenhagen, Denmark, 2012: 771-786.

MUIYSER J, ELS DNJ, VAN DER SPUY SJ. Simultaneous measurement of air flow and blade loading conditions in an air-cooled steam condensor fan. FAN2012, Senlis, France, 2012: 12.

VAN DER SPUY SJ, LE ROUX FN, VON BACKSTRÖM TW, KRÖGER DG. The Simulation of an Axial Flow Fan Performance Curve at Low Flow Rates. Proceedings of ASME Turbo Expo 2011, Vancouver Convention & Exhibition Centre, Vancouver, Canada, 2012: 425-434.

VAN DER SPUY SJ, VON BACKSTRÖM TW, KRÖGER DG, BRUNEAU PRP. Testing an axial flow fan designed for air-cooled steam condensor application. FAN2012, Senlis, France, 2012: 13.

VAN DER SPUY SJ, VON BACKSTRÖM TW, KRÖGER DG. Using Computational Fluid Dynamics to Simulate Multiple Axial Flow Fans in Air-cooled Steam Condensers. ASME 2011 Power Conference (POWER 2011), Denver, Colorado, USA, 2012: 375-383.

2011

Proceedings International

VAN DER SPUY SJ, LE ROUX FN, VON BACKSTRÖM TW, KRÖGER DG. The simulation of an axial flow fan performance curve at low flow rates. ASME Turbo Expo 2011, Vancouver Convention & Exhibition Centre, Vancouver, Canada, ASME International Gas Turbine Institute 2011: 1-10.

VAN DER SPUY SJ, VON BACKSTRÖM TW, KRÖGER DG. Using computational fluid dynamics to simulate multiple axial flow fans in air-cooled steam condensers. ASME 2011 Power Conference, Denver, USA, 2011: 1-9.

Doctoral completed

VAN DER SPUY SJ. Perimeter Fan Performance in Forced Draught Air-Cooled Steam Condensers. PhD, 2011. 208 pp. Promotor: Von Backström TW, Kröger DG.

2010

Journal Articles (subsidised)

VAN DER SPUY SJ, VON BACKSTRÖM TW, KRÖGER DG. An Evaluation of Simplified Methods to Model the Performance of Axial Flow Fan Arrays. R&D Journal 2010; 26 : 12-20.

Proceedings International

 DE WET AL, VON BACKSTRÖM TW, VAN DER SPUY SJ. The CFD Simulation of a Centrifugal Compressor. Seventh South African Conference on Computational and Applied Mechanics SACAM 10, University of Pretoria, Pretoria, South Africa, SACAM 2011: 1.

LE ROUX FN, VAN DER SPUY SJ, VON BACKSTRÖM TW. The CFD-simulation of an Axial Flow Fan Performance Curve. Seventh South African Conference on Computational and Applied Mechanics SACAM 10, University of Pretoria, Pretoria, South Africa, SACAM 2011: 1.

VAN DER SPUY SJ, VON BACKSTRÖM TW, KRÖGER DG. The use of actuator disc method to model axial flow fans in CFD. 14th IAHR Cooling tower and air-cooled heat exchanger conference, Music Conservatoire, University of Stellenbosch, Stellenbosch, South Africa, IAHR 2010: 1-7.

2009

Journal Articles (subsidised)

PALMER D, LORENZEN L, VAN DER SPUY SJ. The Development of a Biofuels Engine Testing Facility. R & D Journal 2008; 24(3) : 25-29.

VAN DER SPUY SJ, VON BACKSTRÖM TW, KRÖGER DG. Performance of low noise fans in power plant air cooled steam condensers. Noise Control Engineering Journal 2009; 57(4) : 341-347.

 

Journal Publications

1. Van der Spuy, S.J., Von Backström, T.W. and Kröger, D.G., Simulation of a Multiple Fan Installation using Computational Fluid Dynamics, SACAM, 2008
2. Van der Spuy, S.J., Von Backström, T.W. and Kröger, D.G., Axial fan performance in power plant air cooled steam condensers, FANNOISE, 2007
3. Van der Spuy, S.J. and Von Backström, T.W., Simulation of centrifugal compressor using computational fluid dynamics, SACAM, 2004
4. Botha, W., Van der Spuy, S.J. and Von Backström, T.W., Optimising the compressor section of a locomotive turbocharger to increase engine power output, HEFAT, 2003
5. Van der Spuy, S.J. and Von Backström, T.W., Performance of rotor-only axial fans designed for minimum exit kinetic energy, R&D Journal, November 2001