Mechanical & Mechatronic Engineering
Welcome to Stellenbosch University

Prof Ben Sebitosi

Professor: Thermo-Fluid Division

Prof. Sebitosi is a professor in the Department of Mechanical and Mechatronics Engineering. He is registered as a Chartered Engineer Engineer with the Engineering Council of the United Kingdom since 2003, with the Engineers Registration Board of Kenya since 1987 and is evaluated as a C3-category researcher by the NRF since 2009.

His field of specialty is applied solar energy systems modeling and rational use of energy. He did his PhD on the application of advanced automotive technologies to rural electrification.

Academic Qualifications

  • BSc (Eng)(Hons, (Electrical), Nairobi, 1977
  • MSc (Eng) (Electrical Load compensation), Cape Town, 2001
  • PhD Eng, (Electrical), Cape Town, 2004

Professional Experience

2012 - to present:Stellenbosch University
Professor, Center for Renewable and Sustainable Energy Studies, Department of Mechanical Engineering, Stellenbosch University
2009 - 2011:Stellenbosch University
Senior Lecturer, Center for Renewable and Sustainable Energy Studies, Department of Mechanical Engineering, Stellenbosch University
2005 - 2008University of Cape Town
Senior Research Officer/Lecturer, Department of Electrical Engineering, University of Cape Town
1985 – 2000Eastern Africa Regional Technical Instructor for Domino Amjet UK. Industrial Service Engineer for commercial and newspaper graphics equipment. (Spicers E.Africa Ltd).
1981 - 1985Technical Manager & Service Engineer (J K Industries, Plastics and Telecommunications manufacturing)
1979 – 1981Electronics Instrumentation Service & Calibration Engineer for Rhode & Schwartz (Engineering & Sales) Nairobi

Fields of Research

  • (Solar) Energy Systems
  • Renewable Energy

Fields of Interest

  • Alternative Energy Systems
  • Energy Policy

Journal Papers

1. SJ Weyers, AB Sebitosi, R Okou. Phase change material selection for small-scale solar energy storage. Rwanda Journal, Volume 23, pages 42 –55 Nov 2011, ISSN 1014-4874

2. R. Okou, A.B. Sebitosi, P. Pillay. Flywheel rotor manufacture for rural energy storage in sub-Saharan Africa
Energy, Volume 36, Issue 10, October 2011, Pages 6138-6145

3. A. B. Sebitosi, Is the South African electricity tariff model conducive to an energy efficient economy? Elsevier- Energy for Sustainable Development, Volume 14, Issue 4, December 2010, Pages 315-319

4. T.Matshoge, A. B. Sebitosi, The mapping of maximum annual energy yield azimuth and tilt angles for photovoltaic installations at all locations in South Africa. Journal of Energy in Southern Africa • Vol 21 No 4 • November 2010

5. K. P. Ijumba, A. B. Sebitosi, Evaluating the impact of consumer behaviour on the performance of domestic solar water heating systems in South Africa. Journal of Energy in Southern Africa, volume 21, issue 1 February 2010 pages 25 – 34. ISSN1021 447X

6. M. Tsikata, A. B. Sebitosi, Struggling to wean a society away from a century-old legacy of coal based power: challenges and possibilities for South African Electric supply future. Elsevier – Energy, Volume 35, issue 3 March 2010, pages 1281–1288, ISSN 0360-5442.

7. A. B. Sebitosi, R. Okou, Re-thinking the power transmission model for sub-Saharan Africa. Elsevier-Energy Policy, Volume 38, Issue 3, March 2010, Pages 1448–1454. ISSN 0301-4215

8. A. Ubisse, A. Sebitosi, “A new topology to mitigate the effect of shading for small photovoltaic installations in rural sub-Saharan Africa. Elsevier, Energy Conversion and Management Volume 50, Issue 7, July 2009, Pages 1797-1801 Pages 85-95

9. KP Ijumba, A. B. Sebitosi, P Pillay, K Folly, Impact of extensive solar water heating on power system losses Elsevier Energy for Sustainable Development, Volume 13, Issue 2, June 2009,

10. R. Okou, A. B. Sebitosi, M. A. Khan, P. Pillay. The potential impact of small-scale flywheel energy storage technology on Uganda’s energy sector. Journal of Energy in Southern Africa, volume 20, No.1 February 2009, Pages 14 – 19, ISSN 1021 447X.

11. A. B. Sebitosi, A. da Graça. Cahora Bassa and Tete (Mozambique): A great potential for an Industrial Hub in Southern Africa . Elsevier, Energy Policy, Energy Policy, Volume 37, issue 5, May 2009, page 2027–2032. ISSN 8301-4215.

12. R. Munzhedzi, A. B. Sebitosi, Redrawing the solar map of South Africa for photovoltaic applications. Elsevier, Renewable Energy, Volume 34, Issue 1, January 2009, Pages 165-169.

13. Sebitosi A. B. Energy Efficiency, Security of Supply and the Environment in South Africa: Moving Beyond the Strategy Documents. Elsevier, Energy, Volume 33, Issue 11, November 2008, Pages 1591-1596.

14. Sebitosi, A. B., Pillay P., Renewable energy and the environment in South Africa: A way forward. Elsevier, Energy Policy, Volume 36, Issue 9, September 2008, Pages 3312-3316.

15. Sebitosi A. B., Pillay P., Grappling with a half-hearted policy: The case of renewable energy and the environment in South Africa. Elsevier Energy Policy Volume 36, Issue 7, July 2008, Pages 2513-2516.

16. Sebitosi A. B., Pillay P., “New Technologies for Rural Lighting in Developing Countries: White LEDs”. IEEE Transactions on Energy Conversion Volume 22 No. 3 September 2007, pages 674 – 679.

17. Solomon R., Sebitosi A. B, “Making a Case for White Light-Emitting Diodes in the Western Cape.” Journal of Energy in Southern Africa Volume 18 No. 3 August 2007, Pages 33 –40.

18. H.M. Mzungu, A.B. Sebitosi, M.A. Khan, "Determining Losses and Efficiency of Three-phase Induction Motors", Vector, Journal of the Electrical Contractors Association of South Africa, pp. 42 - 46, Aug. 2007, ISSN: 1818-2119.

19. Sebitosi A. B., Pillay P., “Modelling a Sustainability Yardstick in Modern Energisation of Rural Sub-Saharan Africa”. Energy Policy Elsevier, Volume 35, Issue 1, January 2007, Pages 548-552.

20. Sebitosi A. B., Pillay P., Khan M.A., “An Analysis of Off-Grid Electrical Systems in Rural Sub-Saharan Africa.” Elsevier, Energy Conversion and Management, Volume 47, Issues 9-10, June 2006, Pages 1113-1123.

21. Sebitosi, A.B., Pillay P., Khan M.A., “An Approach to Rural Distribution Network Design for Sub-Saharan Africa.” Elsevier, Energy Conversion and Management, Volume 47, Issues 9-10, June 2006, Pages 1101-1112.

22. Sebitosi, A. B. “How relevant to sub-Saharan Africa is the Kyoto protocol?” Journal of Energy in Southern Africa, Volume 17 No. 1 Feb 2006, pages 5-9.

23. Sebitosi A. B., Pillay P., “Energy Services in Sub-Saharan Africa: How conducive is the environment?” Elsevier Energy Policy, Volume 33, Issue 16, November 2005, Pages 2044-2051.

24. Sebitosi A. B., “How conducive to electrification is the African rural environment?” Journal of Energy in Southern Africa, vol. 14, No. 3, August 2003, Pages 82-87.

Conference Proceedings

1. Richard Okou, Adoniya Ben Sebitosi, Azeem Khan, Paul Barendse, Pragasen Pillay. Design and Analysis of an Electromechanical Battery for Rural Electrification in sub-Saharan Africa. 2012 IEEE Power Engineering Society General Meeting.

2. Raymond Kimera, Richard Okou, Adoniya Ben Sebitosi, Kehinde Awodele. A concept of dynamic pricing for rural hybrid electric power minigrid systems for sub-saharan Africa. 2012 IEEE Power Engineering Society General Meeting.

3. O.A.J. de Meyer, A.B. Sebitosi, R. Okou, P. Pillay.. PHOTOVOLTAIC THERMAL POWER (PV/T) GENERATION ELECTRIC AND THERMAL MODELING.Proceedings of the 20th Southern African Universities Power Engineering Conference. Cape Town 13 - 15 July 2011. ISBN 978-0-7992-2480-1

4. Okou R., Sebitosi A., Pillay P. An opportunity to enhance rural electrification in sub-Saharan Africa through the manufacture of a flywheel energy storage system. Proceedings of the second international conference on advances in engineering and technology, organised by the Faculty of Technology, Makerere University, January 31 - February 1, 2011. Pages 537 - 543.ISBN 978-9970-214-00-7

5. Sebitosi A., Okou R., The smart grid: Adopting new concepts for infrastructure to power Africa's industrial revolution. Proceedings of the second international conference on advances in engineering and technology, organised by the Faculty of Technology, Makerere University. 31 January - 1 February 2011. pages 135 - 141.ISBN 978-9970-214-00-7

6. K. Kritzinger, A. B. Sebitosi, The insurance industry as a solar water heater driver in the commercial and domestic markets in South Africa. Proceedings of the International Conference on Industrial and Commercial Use of Energy 10-12 August 2010, Cape Town p173-177. ISBN 978-0-98-14311-3-0

7. G. Hartwig, A.B. Sebitosi, Design of a solar operated desalination system for use in South Africa. Proceedings of the International Conference on Domestic Use of Energy. 29-31 March 2010,Cape Town. ISBN978-0-9814311-2-3

8. J. Wanjiku, M.A. Khan, P.S. Barendse, A.B. Sebitosi "Analytical Sizing of an Electolyser for a Small wind Electrolysis Plant", SAUPEC10, University of Witwatersrand, Johannesburg, 28 - 29 January 2010.

9. KP Ijumba, AB Sebitosi, K Folly and P Pillay, Impact of extensive residential solar water heating on a power system at peak demand. Proceedings of the seventeenth conference on the. Domestic Use of Energy (DUE), Cape Town, South Africa 15 - 16 April 2009. ISBN978-0-9814311-2-3

10. B Herndler, P Barendse, MA Khan, AB Sebitosi" Developing methods for implementing faults on induction machines. SAUPEC 2009, Stellenbosch University, Protea Hotel, Stellenbosch. 28 – 29 January 2009, pages 53-59. ISBN 978-0-620-43170-5.

11. KS Pakati, AB Sebitosi. A South African guide for feed-in tariffs: Grid-connected solar energy systems. SAUPEC 2009, Stellenbosch University, Protea Hotel, Stellenbosch, 28 – 29 January 2009, pages 282-286. ISBN 978-0-620-43170-5.

12. R Okou, G Mwaba, AB Sebitosi, MA Khan, P Barendse and P Pillay" High speed electromechanical flywheel and brushles DC machine design. SAUPEC 2009, Stellenbosch University, Protea Hotel, Stellenbosch, 28 – 29 January 2009, pages 41-46. ISBN 978-0-620-43170-5.

13. TT Madangombe, AB Sebitosi and KA Folly, “Power quality of grid connected wind turbines - harmonic investigation. SAU PEC 2009, Stellenbosch University, Protea Hotel, Stellenbosch, 28 – 29 January 2009, pages 203-209. ISBN 978-0-620-43170-5.

14. Mthombeni T. L., Sebitosi A. B., Impact of Introducing Minimum Energy Performance Standards for Electric Motors in South Africa. Proceedings of the International Conference on Industrial Use of Energy, Cape Town, 28 –30 May 2008, pages 77-79, ISBN 0-9584901-9-8.

15. KP Ijumba, AB Sebitosi, P Pillay, Modelling the Impact of Solar Water Heaters on the Reduction of Residential Electricity Consumption. Proceedings of the Sixteenth Conference on the Domestic Use of Energy, Cape Town. 18 - 19 March 2008 Pages 149 – 152. ISBN 0-9584901-8-x

16. R Okou, MA Khan, A B Sebitosi, P Pillay, “A case for electro mechanical energy storage.” Discussion Paper SAUPEC 2008, 24th -25th Jan 2008, Durban University of Technology. ISBN 0-9584901-9-8

17. T T Madangombe, K A Folly, A B Sebitosi, P Pillay, “Issues related to the integration of renewable energy generation into the grid”, SAUPEC 2008, 24th -25th Jan 2008, Durban University of Technology ISBN 0-9584901-9-8

18. Mzungu H. M., Sebitosi A. B., Khan M. A., Comparison of Standards for Determining Losses and Efficiency of Three-Phase Induction Motors,” Proceedings of the IEEE PES Power Africa 2007 Conference and Exposition
Johannesburg, South Africa, 16-20 July 2007 on CD (ISBN 1 – 4244 – 1478 – 4)

19. Munzhedi R, Sebitosi A. B., “Redrawing the Solar Map of South Africa for Photovoltaic Applications,” International Workshop on Renewable Energy for Sustainable Development in Africa, 18 – 21 June 2007, p 10 Mauritius Sugar Industry Research Institute, Reduit, Mauritius.

20. Solomon, R., Sebitosi, A.B. “Selection framework for selecting white LEDs for general lighting”. Discussion Paper, 16th Southern African Universities Power Engineering Conference (SAUPEC), Cape Town, January 2007 ISBN 978 – 0 –7992-2367-5

21. A. Sebitosi and P.Pillay, "Application of Modern Software Tools for Sustainable Energization in Rural Sub-Saharan Africa", IEEE Power Engineering Society General Meeting (PES), Montreal Quebec Canada, June 2006.

22. Sebitosi A. B., Pillay P., “Energisation of Rural Sub-Saharan Africa: grappling with poor sustainability,” 2006 IEEE PES General Meeting. 18-22 June Montreal, Quebec Canada pages 5. Digital identifier.1109/PES.2006.1709053 (ISBN 142 440 4932)

23. Sebitosi A. B., Pillay P., “The Kyoto Protocol: A Sub-Saharan Perspective,” Inaugural IEEE PES 2005 Conference and Exposition in Africa, Durban South Africa, 11-15 July 2005, pages 273 – 277. (ISBN 0780 3932 79)

24. Sebitosi A. B., Pillay P., Ramakumar R., “Electrification in sub-Saharan Africa,” Proceedings of IEEE PES Annual Meeting, Denver, Colorado, June 2004, pp. 2098-2100, Vol 2. Digital Object Identifier 10.1109/PES.2004.1373251. (ISSN 1540-7977)

25. Sebitosi A. B., Pillay P., “White LEDs for Rural Lighting,” Proceedings of the IEEE PES General Meeting, Vol 4, 13 – 17 July 2003, Toronto, Ontario, Canada, pages 2619 – 2623. (ISSN 1540-7977)
22. Sebitosi A. B., Pillay P., “Applications of Advances in Automotive Electronics to Rural Electrification: The 42V Power-net for Rural Electrification,” Proceedings of the IEEE PES General Meeting, 13 – 17 July 2003, Toronto, Ontario, Canada. Publication, Volume: 4, page 2630 - 2633. (ISSN 1540-7977)

26. Sebitosi A. B., Malengret M., “Real Time Current and Voltage Measurements for load Compensation,” Eleventh Southern African Universities Power Engineering Conference (SAUPEC 2002) 31 January - 1 February 2002, Vaal Triangle Technikon – Vereeniging, South Africa. ISBN 1875040315 (pbk)