Healthy Foods

Photo: Manuel Gutjahr

Dr. John Mulwa Ndisya

Research Scientist

Department: System Process Engineering

Telefon: +49 331 5699-328
Online:
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Research program


Research areas

  • Drying Technology
  • Renewable Energy Technologies
  • Energy Management in Agricultural Processes
  • Sensors and Measurements
  • Quality Control Methods

Committees and boards

Guest Reviewer

Since 2024          Discover – Mechanical Engineering (Springer Nature)

Since 2024          HELIYON – Agriculture, Engineering (Cell Press)

Since 2020          Thermal Science and Engineering Progress (Elsevier)


Projects


Weitere Veröffentlichungen

Journal Articles

  1. Ndisya, J., Gitau, A., Roman, F., Mbuge, D., Sturm, B., & Hensel, O. (2022). Simulation of transient heat transfer during forced convection cooling of cocoyam (Colocasia Esculenta (L.) Schott) tubers. Heliyon, 8(12), e12360. https://doi.org/10.1016/j.heliyon.2022.e12360
  2. Sturm, B., Raut, S., Chikpah, S. K., Ndisya, J., Hensel, O., Esper, A., & Korese, J. K. (2022). Increase of nutritional security in Sub-Saharan Africa through the production of dried products from underutilized crops. Drying Technology, 1–13. https://doi.org/10.1080/07373937.2022.2094400
  3. Ndisya, J., Mbuge, D., Kulig, B., Gitau, A., Hensel, O. and Sturm, B. (2020). Hot air drying of purple-speckled Cocoyam (Colocasia esculenta (L.) Schott) slices: Optimisation of drying conditions for improved product quality and energy savings. Thermal Science and Engineering Progress, 18, 100557. doi: 10.1016/j.tsep.2020.100557
  4. Ndisya, J., A. N. Gitau, D. O. Mbuge, and A. W. Hiuhu. (2016). Investigation of the effect of rake angle on draft requirement for ripping in sandy clay. Agricultural Engineering International: CIGR eJournal, 18(4):52-69.
  5. Ndisya, J., Gitau, A., Mbuge, D. and Hiuhu, A. (2016) The Effect of the Operational Parameters on the Draft Requirement of Ripping in a Sandy Clay Soil. Open Journal of Optimization, 5, 1-13. doi: 10.4236/ojop.2016.51001
  6. Hiuhu, A., Gitau, A., Mbuge, D. and Ndisya, J. (2015) Optimization of the Angle of Frog in Mouldboard Tillage Operations in Sandy Clay Soil. Open Journal of Optimization, 4, 131-140. doi: 10.4236/ojop.2015.44013

 Conference Proceedings

  1. Arefi, A., Raut, S., Nurkhoeriyati, T., Ndisya, J., Hensel, O., & Sturm, B. (2023). Is Multispectral Imaging a Potential Alternative to Hyperspectral Imaging to Monitor the Drying Process of Foodstuff? 8th European Drying Conference July 4-7, 2023, Łódź, Poland.
  2. Ndisya, J., Gitau, A., Mbuge, D., Arefi, A., Bădulescu, L., Pawelzik, E., Hensel, O., & Sturm, B. (2021). Hyperspectral Imaging and Chemometrics for Colour and Nutrients Determination during Hot Air Drying of Cocoyam. In E. Tielkes (Ed.), Tropentag 2021: Towards shifting paradigms in agriculture for a healthy and sustainable future (p. 211). DITSL.
  3. Ndisya, J., Gitau, A., Roman, F., Mbuge, D., Kulig, B., Hensel, O. and Sturm, B (2021). Influence of air velocity and corm size on cooling behaviour. 5th CIGR International Conference 11.05. – 14.05.2021, virtually from Québec City, Canada.
  4. Sturm, B., Raut, S., Chikpah, S.K., Ndisya, J., Hensel, O., Esper, A., Korese, J.K. (2020). Improving nutritional security in sub-Saharan Africa through the production of dried products from underutilised species. International Drying Symposium 2020, 27.06. – 01.07. 2020, Worchester, Massachusetts, USA.
  5. Ndisya, J., Mbuge, D.O, Kulig, B., Gitau, A.N, Hensel, O. and Sturm, B. (2019). Investigation of the drying behaviour of Cocoyam (Colocasia esculenta (L.) Schott). 15th RuForum Annual General Meeting 02.12 – 06.12.2019, Cape Coast, Ghana.
  6. Ndisya, J., A. N. Gitau, D. O. Mbuge, and A. W. Hiuhu. (2018). A review of the effect of rake angle on draft requirement for ripping in sandy clay. The Pan African Society for Agricultural Engineering (PASAE) Conference 25.03 – 28.03.2018, Nairobi, Kenya.

 Conference Posters

  1. Ndisya, J., Mbuge, D.O, Gitau, A.N,  Kulig, B., Hensel, O. and Sturm, B. (2019). A scoping study of the Cocoyam (Colocasia esculenta (L.) Schott) Value chain in Kenya: Production, post-harvest handling and consumption behaviour. 15th RuForum Annual General Meeting 02.12 – 06.12.2019, Cape Coast, Ghana.

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