Prof. George Yaw Obeng

Professor


Dept: Mechanical Engineering
Petroleum Building
College of Engineering
KNUST Campus

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Research Areas/Interests

Primary research areas include renewable and sustainable energy (solar PV, bioenergy), environmental emissions and sustainable engineering design...~more


Publications

     

     

    Journal articles

    1

    Micheal Adusei-Bonsu, Ishmael Nartey Amanor, George Yaw Obeng, Ebenezer Mensah (2021). Performance evaluation of mechanical feed mixers using machine parameters, operational parameters and feed characteristics in Ashanti and Brong-Ahafo regions, Ghana. Alexandria Engineering Journal, Elsevier; 60 (5) 4905-4918.

    2

    George Yaw Obeng, Ebenezer Mensah, Richard Opoku (2021) Fabricators and End-Users of Single-Pot Biomass Stoves:  Conceptualizing, Hypothesis and Performance Metrics for Developing Energy Sustainability Framework. Sustainability, 13, 7098. https:// doi.org/10.3390/su13137098

    3

    Kenneth Donkor, George Yaw Obeng, Richard Opoku, and Anthony Adjei-Agyemang (2021).  Production Processes and Statistical Analysis of Ceramic Liner-hole Parameters for Sustainability and Improved Thermal Efficiency of Clean Biomass Stoves. Renew. Energy Environ. Sustain. 6, 23, 1-10. https://doi.org/10.1051/rees/2021023

    4

    George Yaw Obeng, Derrick Yeboah Amoah, Richard Opoku, Charles K.K. Sekyere, Eunice Akyereko Adjei and Ebenezer Mensah (2020). Coconut Wastes as Bioresource for Sustainable Energy: Quantifying Wastes, Calorific values and Emissions in Ghana, Energies 2020, 13, 2178, 1-13. doi:10.3390/en13092178

    5

    Richard Opoku, George Yaw Obeng, Jo Darkwa and Samuel Kwofie (2020) Minimizing heat transmission loads and improving energy efficiency of building envelopes in sub-Saharan Africa using bio-based composite materials. Scientific African (Elsevier), Article Number e00358

    6

    Richard Opoku, George Y. Obeng, Eunice A. Adjei, Francis Davis and Fred O. Akuffo (2020). Integrated system efficiency in reducing redundancy and promoting residential renewable energy in countries without net-metering: A case study of a SHS in Ghana. Renewable Energy (Elsevier), 155 (2020) 65-78. https://doi.org/10.1016/j.renene.2020.03.099

    7

    Richard Opoku, Eunice A. Adjei, George Y. Obeng, Luc Severi and Abdul-Rahim Bawa (2020). Electricity Access, Community Healthcare Service Delivery, and Rural Development Nexus: Analysis of 3 Solar Electrified CHPS in Off-Grid Communities in Ghana. Journal of Energy (Hindawi), Volume 2020, Article ID 9702505, 1-10 pages https://doi.org/10.1155/2020/9702505

    8

    Kofi Konadu Boateng, George Yaw Obeng, and Ebenezer Mensah (2020). Eco-friendly yield and greenhouse gas emissions as Affected by fertilization type in a tropical smallholder rice system, Ghana. Sustainability, 12, 10239, 1-19 doi:10.3390/su122410239

    9

    Gordon Foli, George Obeng, Michael Adjaloo, Donald Amrago & Ebenezer Mensah (2018). Apportionment of Funds to Mining-Impacted Communities within Forest Reserve Environments in Ghana. Environment and Natural Resources Research; Vol. 8, No. 3; 2018. doi:10.5539/enrr.v8n3p193

    10

    Obeng G.Y, Opandoh, D and E. Mensah (2018). Field Measurements and Statistical Analysis of Perforated Grating Surfaces for Grating Fresh Cassava into Mash in Ghana, Afr. J. Food Agric. Nutr. Dev. 18(2):13451-13469, doi:10.18697/ajfand.82.17285. (AJOL)

    11

    George Y. Obeng, Ebenezer Mensah, George Ashiagbor, Owusu Boahen, Dan J. Sweeney (2017). Watching the Smoke Rise Up: Thermal Efficiency, Pollutant Emissions and Global Warming Impact of Three Biomass Cookstoves in Ghana. Energies 2017, 10 (5) 641;  doi:10.3390/en10050641. www.mdpi.com/journal/energies

    12

    Kofi K. Boateng, George Y. Obeng, Ebenezer Mensah (2017). Rice Cultivation and Greenhouse Gas Emissions: A Review and Conceptual Framework with Reference to Ghana. Agriculture, 7, 7:1-14. doi:10.3390/agriculture7010007

    13

    Tibebu T.B, Obeng G.Y, Mensah, E and Smith A. (2016) Solar dryer with biomass backup heater for drying of fruits: Development and performance analysis.  Journal of Science and Technology, Vol. 36, No. 2, pp 10-25. http://dx.doi.org/10.4314/just.v36i2.2 (AJOL)

    14

    Nancy Idun-Acquah, George Y. Obeng, Ebenezer Mensah (2016). Repetitive Use of Vegetable Cooking Oil and Effects on Physico-Chemical Properties – Case of Frying with Redfish (Lutjanus fulgens), Science and Technology, Vol. 6 No. 1 (8-14). doi:10.5923/j.scit.20160601.02

    15

    G.Y. Obeng and E. Nyarko-Kumi (2014). Quantitative Impacts of Solar PV on Television Viewing and Radio Listening in Off-grid Rural Ghana. Energy and Environment Research Vol. 4, No. 1,  pp. 62 – 73, doi:10.5539/eer.v4n1p62.

    16

    Agyei-Agyemang, A., Obeng, G.Y. and Andoh, P.Y. (2014). Experimental Evaluation of the Attenuation Effect of a Passive Damper on a Road Vehicle Bumper. World Journal of Engineering and Technology, 2, 192-200. http://dx.doi.org/10.4236/wjet.2014.23021

    17

    George Yaw Obeng, Michael Adjaloo, Donald A. Amrago (2013). Analysis of Skills and Training Needs of Metalwork Engineering Enterprises in Ghana.The International Journal Of Engineering And Science (IJES), Volume 2, Issue 8, Pages 102-112.  ISSN(e): 2319 – 1813 ISSN(p): 2319 – 1805.

    18

    George Y. Obeng (2013). Sustainable Use of Solar PV Systems in Rural Ghana: Barriers, Barrier Removal Measures and Priority Factors. International Journal of Engineering Research and Technology, Vol. 2, Issue 11, Pages 3413-3428.

    19

    Mensah, G.Y. Obeng (2013). Assessment and Projection of Waste Vegetable oils from Hotels for Biodiesel Feedstock and CO2 Savings in Ghana. International Journal of Engineering Research and Science &Technology, Vol. 2, No. 4, ISSN 2319-5991.

    20

    G.Y. Obeng (2013). Solar PV Lighting and Studying after Sunset: Analysis of Micro-benefits in Off-grid Rural Ghana.  Int. Journal of Renewable Energy Dev. 2 (1) 2013: 45-51. DOI: https://doi.org/10.14710/ijred.2.1.45-51

    21

    Francis Kemausuor, George Yaw Obeng, Abeeku Brew-Hammond, Alfred Duker. A (2011) Review of Trends, Policies and Plans for Increasing Energy Access in Ghana. Renewable and Sustainable Energy Reviews, Elsevier 15: 5143-5154.

    22

    G.Y. Obeng and H.D. Evers (2010). Impacts of public solar PV electrification on rural micro-enterprises: The Case of Ghana. Energy for Sustainable Development Journal, Elsevier 14: 223-231.

    23

    G.Y. Obeng, F.O. Akuffo, I. Braimah, H-D. Evers and E. Mensah (2008). Impact of Solar Photovoltaic Lighting on Indoor Air Smoke in Off-grid Rural Ghana. Energy for Sustainable Development, Elsevier Vol. XII, No. 1: 55-61.

    24

    G.Y. Obeng, H-D. Evers, F.O. Akuffo, I. Braimah, and A. Brew Hammond. (2008). Solar Photovoltaic Electrification and Rural Energy Poverty in Ghana. Energy for Sustainable Development, Vol. XII, No.1: 19-30. Energy for Sustainable Development, Elsevier Vol. XII, No.1:43-54.

    25

    Akuffo, F.O. and Obeng, G.Y. (2007). Energy and Sustainable Development in Africa with Particular Reference to Ghana. Proceedings of  UNU Global Seminar on Environment and Education for Sustainable Development, 19-23 March 2007, Kumasi, Ghana.

    26

    Obeng, G.Y. (2006). Energy Services for the Rural Poor: A Comparative Analysis of Solar Service Centres and Multifunctional Platforms and Lessons for Ghana, Journal of Science and Technology (JUST), Vol.26 (2) 160-169.

    27

    Obeng, G.Y. (2004). Development of a Mechanized Plantain Slicer. Journal of Science and Technology (JUST), Vol. 24(2): 126-133

    28

    Obeng, G.Y. (2002). Kumasi Suame Magazine: A Background Paper. Microfinance Article Library. Issue 1, page 1-21, ITDG Publishing.

    29

    Megan Doherty, Anastasia Shown, George Yaw Obeng, Ametor Donald Amrago, John Keenan, Lee Cassanelli, Joseph Sun (2014). Using international university partnerships to educate undergraduate peers about global health challenges. APHA 142nd Annual Meeting & Expo, November 15-19, New Orleans, LA. [https://apha.confex.com/apha/142am/webprogram/Paper312263.html]

    30

    Anna Waldman-Brown, George Yaw Obeng and Yaw Adu Gyamfi (2013). Innovation and Stagnation among Ghana's Technical Artisans. Proceedings of 22nd Conference for the International Association of Management of Technology (IAMOT) 2013. Science, Technology and Innovations in the Emerging Markets. Porto Alegre, Brazil, April 14-18, 2013, Track 4, Paper #1569674883.

    31

    Anna Waldman-Brown, George Yaw Obeng, Yaw Adu Gyamfi, Sharon Langevin and Abdulai Adam (2013). Fabbing for Africa’s Informal Sector. Proceedings of the 9th  International Fab lab Conference (Fab 9) in Yokohama, 21-28 August 2013. Fab 9 Research Stream in Japan. [http://www.fablabinternational.org/fab-lab-research/proceedings-from-the-fab-9-research-stream].

    32

    G.Y. Obeng and A. Brew-Hammond (2010 Editors). Application of Renewable Energy in Fueling Sustainable Development in Africa. Proceedings of African Alumni Workshop in Accra and Kumasi. ISBN: 978-9988-1-4170-7, 141 pages.

    33

    G.Y. Obeng and A. Brew-Hammond (2008). 2nd Workshop on Regional Activities for Increased Access to Energy in Sub-Saharan Africa. Workshop Proceedings Prepared for the European Union Energy Initiative-Partnership Dialogue Facility (EUEI-PDF), Dakar, Senegal. Pp 1-35.

    34

    Obeng, G. (2000). The Role of Micro and Small-Scale Engineering Enterprises in Providing Food Security in Ghana: The case of Suame Magazine. In Agodzo, S.K. and Ashburner, J.E (Eds), ‘Engineering Contribution to Food Security in Developing Countries’, Proceedings of Second International Conference on Agricultural Engineering, 24 - 29 September, Kumasi, Ghana. Pp 245-255.

    35

    Akuffo, F.O, Obeng, G, Nsiah-Gyabaah, K and Kybett, B.D. (1998). The Solar Service Centre: An Innovative Strategy for Diffusing Renewable Energy Technologies in Rural Ghana. Proceedings of AFREPEN/UNESCO ENERGY RETs REGIONAL SOLAR WORKSHOP, 7-10 Sept. 1998, Nairobi, Kenya.

    36

    Obeng, G. (1998). The Technology Transfer and Commercialization of Renewable Energy in Rural Ghana. Paper presented at the GRATIS/UNIFEM Renewable Energy Systems Development and Application (RESDA), 17-20 Nov. 1998, Kumasi, Ghana.

    37

    Obeng, G.Y. (1995). Commercialization of Rural PV Battery Servicing and Charging. The Dromankese Experience. Paper presented at CREAT ’95 Conference, 4-8. December 1995, University of Nigeria, Nsukka, Nigeria.

    38

    Obeng, G. (2004). ‘Modern Energy Services for the Poor: Going for Solar Service Centres or Multifunctional Platforms?’ In, ‘Renewable Energy in Schleswig-Holstein: Regional Experience for International Development’, Proceedings of International Summer School, May-June 2004, University of Flensburg, Germany. Pp 330-342.

    39

    Mensah, E., Kyei-Baffour, N., Ofori, E., and Obeng, G.Y. (2007). Cadmium (Cd) and Lead (Pb) Concentrations in Wastewater Irrigated Vegetables in Ghana and Probable Health Implications. Proceedings of the 3rd National Conference on Agricultural Engineering. Ghana Society of Agricultural Engineering, KNUST, 1-4 August 2006. Pp 147-153.

    40

    G.Y. Obeng, F.O. Akuffo, I. Braimah, H.D. Evers, and E. Mensah. (2007). Impacts of Solar Photovoltaic Electrification on Environmental Health in Off-grid Rural Households in Ghana, in, Engineering Ghana’s Agriculture and Health for Economic Progress. Proceedings of the 3rd National Conference on Agricultural Engineering. Ghana Society of Agricultural Engineering, KNUST, 1-4 August 2006. Pp 238-247

    41

    Mensah, E., Kyei-Baffour, N., Ofori, E. and Obeng, G.Y.  (2007). Influence of Human Activities and Land Use on Heavy Metal Concentration in Irrigated Vegetables in Ghana and Probable Health Implications. In Yanful et al (Eds.), Building Tools and capacity for Sustainable Production, Proceedings of the First International Conference on Environment Research, Technology and Policy, July 17-19, Accra, Ghana, Africa. Doi. 10.1007/978-1-4020-9139-1_2

     

    Books and Book chapters

    42

    Boateng K.K., Obeng G.Y., Mensah E. (2019) Agricultural Greenhouse Gases from Sub-Saharan Africa. In: Shurpali N., Agarwal A., Srivastava V. (Eds) Greenhouse Gas Emissions: Challenges, Technologies and Solutions. Energy, Environment, and Sustainability. Springer Nature Singapore Book Series, Pp 73-85, https://doi.org/10.1007/978-981-13-3272-2

    43

    Amy Smith, Saida Benhayoune and George Yaw Obeng (2015).  Co-design Summit Information, Ghana. MIT Practical Impact Alliance, MIT, USA.Pp 1-181

    44

    George Yaw Obeng (2011). Solar Photovoltaic Rural Electrification: Assessing Energy-Poverty and Impacts on Quality of Life in Ghana. Lambert Academic Publishing. Printed in USA/UK, ISBN 978-3-8454-0052-5. Price €68; £53.66 at Amazon.

    45

    Mensah, N. Kyei-Baffour, E. Ofori and G. Obeng (2009). “Influence of Human Activities and Land Use on Heavy Metal Concentrations in Irrigated Vegetables in Ghana and their Health Implications”, In Yanful E.K. (ed.) Appropriate Technology for Environmental Protection in the Developing Countries, Springer Science+Business Media B.V. 2009. ISBN 978-1-4020-9138-4, 9 - 14.

    46

    F.O Akuffo and G.Y. Obeng (2008). Policy Recommendations for Energy SME Development in Africa. A Policy Makers Paper. African Rural Energy Enterprise Development (AREED), UNEP-DTIE Publication.

    47

    Brew-Hammond, L. Darkwah, G. Obeng and F. Kemausuor (2008). Renewable Energy Technology, Capacity Building and R&D in Africa. Thematic Background Paper for International Conference on Renewable Energy in Africa. Jointly organised by the Government of Senegal, the African Union, German Federal Ministry of Economic Cooperation and Development, 16-18 April 2008, Dakar, Senegal. [http://energycenter.knust.edu.gh/downloads/5/52.pdf]

    48

    Obeng, G.Y., Evers H-D., Akuffo, F.O., Braimah, I., and Brew Hammond, A. (2007). Solar Photovoltaic Rural Electrification and Energy Poverty Assessment in Ghana: A Principal Component Analysis. Center for Development Research (ZEF), University of Bonn. Book/Working Paper Series No. 25. ISSN 1864-6638, 21 pages

    49

    G.Y. Obeng and A. Brew-Hammond (2008). Second (2nd) Workshop on Regional Activities for Increased Access to Energy in Sub-Saharan Africa. A Technical Report of the Workshop Proceedings Prepared for the European Union Energy Initiative-Partnership Dialogue Facility (EUEI-PDF), Dakar, Senegal, 35 pages

    50

    Obeng, G.Y., Amrago, D., Quansah, J., Donkor, P., and Appiah, J.A. (2005). Insulated Ahibenso Charcoal Stove: A Production Manual. TCC-UNDP/GEF Small Grant Programme, GHA/98/G52.

    51

    King, R. and Obeng, G.Y. (2002). The Impact and Potential of ICTs in MSEs: A Study of Kenya and Ghana. UNU-INTECH Research Study. Final Country Report Ghana, Contribution to Nyaki, A. (2003), ‘Sources of Training in Africa Clusters and Awareness of ICTs: A Study of Kenya and Ghana’, UNU-INTECH Discussion Paper Series, Maastricht.

    52

    Plahar W.A, Nti C.A, Oti-Boateng P, Obeng G, Quaye W, Larweh P.M and Clement E. (2002). Soybean Production, Processing, Marketing and Utilization in Ghana. Final Project Report.  Food Crops Development Project (FCDP). Africa Development Bank (ADB)/ MOFA. Accra, Ghana.

    53

    George Y. Obeng (2000). Brick Press. Production and Operation Handbook, TCC-ITTU-CHEF 01

    54

    Obeng, G.Y and Buatsi C. (1998). Guide to Training Programme for Apprenticeship (Handbook Part One). TCC- ITTU, University of Science & Technology, Kumasi, Ghana.

    55

    George Y. Obeng, Johnson O. Asante, Kenneth A. Donkor, Donald A. Amrago and Samuel K. Yabani (2016). Bringing The Inside Out: Methods And Results From CCB Training In New-Longoro Community, Ghana.  Report, USAID-MIT/KNUST/International Development Innovation Network (IDIN), Cooperative Agreement#AID-OAA-A-12-0095. Doi: 10.13140/RG.2.1.4389.3361.

    56

    George Y. Obeng, Peter Donkoh and John Quansah (2011). Needs Assessment of Capacity Building for Cluster Development in the Metal Fabrication Sub-sector in the Kumasi Metropolis, A GPSDF, Ministry of Trade and Industry, Accra Contract for Consulting Services. Final Technical Report. May, Kumasi, 60 pages.  DOI: 10.13140/RG.2.1.4835.8009

    57

    Atsu, G.Y. Obeng and E. Mensah (2009). Performance Evaluation of Prototyped Pearl Millet Thresher in Ghana. Available online at [http://milllet.wetpaint.com/page/Work+in+Ghana]

    58

    F.O Akuffo and G.Y. Obeng (2008). Policy Recommendations for Energy SME Development in Africa. A Policy Makers Paper. African Rural Energy Enterprise Development (AREED), UNEP-DTIE Publication.

    59

    G.Y. Obeng and A. Brew-Hammond (2008). Second (2nd) Workshop on Regional Activities for Increased Access to Energy in Sub-Saharan Africa. A Technical Report of the Workshop Proceedings Prepared for the European Union Energy Initiative-Partnership Dialogue Facility (EUEI-PDF), Dakar, Senegal, 35 pages.

    60

    A, Brew-Hammond, L. Darkwah, G. Obeng and F. Kemausuor. Renewable Energy Technology, Capacity Building and R&D in Africa. Thematic Background Paper for International Conference on Renewable Energy in Africa. Jointly organised by the Government of Senegal, the African Union, German Federal Ministry of Economic Cooperation and Development, 16-18 April 2008, Dakar, Senegal. [Available at http://energycenter.knust.edu.gh/downloads/5/52.pdf]

    61

    Obeng, G.Y. (2006). Survey of Electricity and Kerosene Consumption in Rural Communities, Ghana. Technical Report Prepared for the Ghana Energy Development and Access Project (GEDAP), Accra, Ghana.

    62

    Obeng, G.Y., Amrago, D., Quansah, J., Donkor, P., and Appiah, J.A. Insulated Ahibenso Charcoal Stove: A Production Manual. TCC-UNDP/GEF Small Grant Programme, GHA/98/G52.

    63

    King, R. and Obeng, G.Y. The Impact and Potential of ICTs in MSEs: A Study of Kenya and Ghana. UNU-INTECH Research Study. Final Country Report Ghana, Contribution to Nyaki, A. (2003), ‘Sources of Training in Africa Clusters and Awareness of ICTs: A Study of Kenya and Ghana’, UNU-INTECH Discussion Paper Series, Maastricht.

    64

    Plahar W.A, Nti C.A, Oti-Boateng P, Obeng G, Quaye W, Larweh P.M and Clement E. (2002). Soybean Production, Processing, Marketing and Utilization in Ghana. Final Project Report.  Food Crops Development Project (FCDP). Africa Development Bank (ADB)/ MOFA. Accra, Ghana.

     


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