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ABOUT ME

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Prof. Wilfred Ifeanyi Okonkwo is a certified professional Engineer and a University lecturer. H holds Ph.D, M.Eng and B.Eng. in Agricultural Engineering from University of Nigeria, Nsukka (UNN) and the University of Agriculture, Makurdi, Nigeria. Prof. Okonkwo previously served as the Head, department of Agricultural and Bioresources Engineering, UNN (2012 -2016) where he instructs courses in food and bioprocess engineering, renewable energy technologies and climate.

He served as a unit Head, solar thermal at the National Centre for Energy Research and Development (NCERD) Energy Commission of Nigeria (ECN), Nsukka Centre for several years (2005 – 2006 and 2008 – 2012). In addition to University of Calabar and Federal University of Wukari, Nigeria, has was a visiting Professor at numerous Universities including Rivers State University of Technology, Port Harcourt. He has completed a number of renewable energy projects and worked as a consultant for USAID and UNIDO on the Cross River State Renewable Energy Master Plan Draft and the well-known Ebonyi State Solar Desalination of Okposi and Uburu lakes water in Ebonyi State respectively.
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EDUCATIONAL INSTITUTIONS ATTENDED WITH DATES

ACADEMIC/PROFESSIONAL QUALIFICATIONS WITH DATES

UP-TO-DATE WORK EXPERIENCE

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1.     Development of a Stand-alone Solar Energy System for Sustainable Rural-Urban Poultry production (2020) 
2.     USAID National Consultant:  Alternative Energy Policy Draft for Cross River State, Nigeria (2009) 
3.     Pioneered research into the use of solar energy for poultry egg incubation (hatching of eggs), funded by the National Centre for Energy Research and Development, University of Nigeria, Nsukka (2009)  
4.     Design and Construction of NCERD Commercial Solar Energy Crop Dryer  (2008) 
5.     UNIDO National Consultant: Ebonyi State Solar Energy Salt Extraction from Okposi and Uburu Lake Waters (2005). 
6.     Design and Construction of Solar Desalination System for Salt Production in Ebonyi State for Cooperative Society (2005) 
7.     Design and Construction of the NCERD Trombe Wall 2000 birds capacity solar poultry chick brooder (2004) 
8.     Design and Construction of the Eziani Commercial Solar Energy Powered Trombe Wall Poultry Farm, Eziani, Nsukka L.G.A. Enugu State (2002) 
9.     Design, Construction and Performance Evaluation of 150 capacity Trombe Wall Poultry Chick Brooding System at NCERD, UNN, Ph.D Research work (2000).  
10.     Construction of Prototypes of Passive Solar Energy Poultry Chick Brooding Systems for Commercial Trials in Enugu State, Nigeria, funded by the United Nations Educational, Scientific and Cultural Organization (UNESCO) under the University Industrial – Science Partnership (UNISPAR) programme (2000) 
11.     Pioneered research into the utilization of solar energy for poultry chick brooding, funded  by the National Centre for Energy Research and Development, and the University of Nigeria Senate Research Grant, University of Nigeria, Nsukka (1993)
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RESEARCH INTEREST

PROFESSIONAL/RESEARCH ACTIVITIES

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1.    Editor-in-Chief Proceedings of 12th Annual Conference of Nigeria Library Association Enugu State Chapter, 2012. 
2.    Editor-in-Chief Proceedings of 12th Annual Conference of Nigeria Library Association Enugu State Chapter, 2013. 
3.    Member, Nigerian Library Association  
4.    Member, Cataloguing and Classification (NLA) 
5.    Member, Library & information Technology Today (LITT) 
6.    Assistant Secretary NLA Enugu State 2008 – 2011  
7.    Secretary General NLA Enugu State 2011 - 2015  
8.    Post Doctoral Research Fellow, Department of Information Science, University of South Africa, 2015 to 2017  
9.    Post Graduate (Masters & Doctoral) Supervision, University of South Africa 2016 to Date 
10.    External Examiner, Alagappa University Karaikudi, India   
11.    Research Fellow, University of South Africa, Pretoria 2018 to Date  
 
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ADMINISTRATIVE EXPERIENCE

a)     Fellow, African Academics Network (FAAN) 2023 
b)     American Society of Agricultural and Biological Engineers, ASABE (1055250) 2018 
c)     Fellow, Renewable and Alternative Energy Society of Nigeria,(RAESON)      2017 
d)     Council for Registered Engineering Regulation of Nigeria(COREN) 2014 
e)     Acoustical Association of Nigeria 2013 
f)     Asian-Pacific Chemical, Biological and Environmental Engineering (APCBEES) 2012 
g)     Renewable and Alternative Energy Society of Nigeria 2013 
h)     Fellow, Solar Energy Society of Nigeria, (FSESN) 2010 
i)     International Solar Energy Society (ISES) 2005    
j)     Nigerian Society of Engineers (NSE) 2000 
k)     Solar Energy Society of Nigeria (SESN) 1999 
l)     Nigerian Institution of Agricultural Engineers (NIAE)1995

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LIST OF PUBLICATIONS

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Journal Articles

1. Nneoma Nkem Aneke, Wilfred Ifeanyichukwu Okonkwo, Sunday Loius Ezeoha, Gabriel Ifeanyi Okafor and Cosmas Ngozichukwu Anyanwu (2023). Optimization of Anthocyanin Extraction from Roselle (Hibiscus sabdariffa),Journal of research and Innovation in Food Science and Technology<a href="https://doi.org/10.22101/jrifst.2022.350494.1380">https://doi.org/10.22101/jrifst.2022.350494.1380</a>

3. W. I. Okonkwo, C. J. Ohagwu, O. Ojike, G. I. Ezenne, K. E. Olayinka and A. U. Onyechi (2022). Socio-Economic Importance of Solar Energy Application in Poultry Production System, Journal of Scientific Research & Reports, 28 (11), pp. 112 -126.

5. Okonkwo W. I; C. O. Akubuo and C.J. Ohagwu (2021). Design, Construction and Performance Evaluation of a Trombe Wall Poultry Day – old Chick Brooding House, Journal of Food Processing and Technology Vol. 12 Issue 9. No. 908. Pp. 1 – 7.

12. Asoiro, F.U., Okonkwo, W.I and Nweze, N.O. 2019. Studies on the growth rate, oil yield and properties of some indigenous fresh water microalgae species. Journal of Environmental Science and Technology, 12 (4): 164 - 176 <a href="https://scialert.net/archivedetails.php?issn=1994-7887&issueno=61">https://scialert.net/archivedetails.php?issn=1994</a><a href="https://scialert.net/archivedetails.php?issn=1994-7887&issueno=61">-</a><a href="https://scialert.net/archivedetails.php?issn=1994-7887&issueno=61">7887&issueno=61</a>

13. F. U. Asoiro, W. I. Okonkwo, C.  O. Akubuo, N. O. Nweze and C.  N.  Anyanwu 2019). Effects of temperature and time on oil extraction from some Nigerian indigenous fresh water microalgae species. CIGR Journal Open Access Vol. 21 (2) July 2019:1-12.

15. K. C. Ugwu; C. C. Mbajiorgu ;W. I. Okonkwo and A. O. Ani (2018). Design, Fabrication and Performance Evaluation of a Portable Hand-Held Refractometer, Nigerian Journal of Technology (NIJOTECH), Vol. 37 No. 2, pp. 537 – 542.

17. Okey Francis Obi, Jeremiah C. Ezema and Wilfred I. Okonkwo (2017). Energy Performance of Biomass Cookstovesusing fuel briquettes, J. Biofuels, <a href="http://dx.doi.org/10.1080/17597269.2017.1374769">http://dx.doi.org/10.1080/17597269.2017.1374769</a>

18. Okonkwo W. I. and Uke O. S. (2016). Comparative Effect of Tilt Angles of a Double and Single Tilted Glazed Solar Desalination Systems, African Journal of Renewable and Alternative Energy, Vol. 1 No 2, pp 46 –n53.

20. Okonkwo W. I. (2016). Nigeria Should Embark on Climate Smart Agriculture Now. The Nigerian Guardian, pp 51 10th January 2016.

21. Owo I. P; Okonkwo W. I. and Nwoke O. O. (2015). Development and Testing of a Prototype Parabolic Trough Solar Collector for Steam Generation at Nsukka, South East, Nigeria.

23. Oknkwo W. I.; E. A. Echiegu; J. N. Ogbuisi and T. J. Liberty (2015). Characterization of a Fibre reinforced Concentrated Solar Cooker, International Journal of Innovation and     Applied Studies, Pp 1058 – 1064.

25. Liberty J. T; Okonkwo W. I. and Echiegu E. A. (3013). Evaporative Cooling: A Postharvest Technology for Fruits and Vegetables Preservation, International Journal of   Scientific and Engineering Research, Vol. 4, Issue 8, August 2013.

26. Obi, O. F; Akubuo, C. O. and Okonkwo, W. I. (2013). Development of an Appropriate Briquetting Machine for Use in Rural Communities, International Journal of Engineering   and Advanced Technology (IJEAT), Vol. 2(4), pp. 2249 – 2258.

27. Okonkwo W. I, Uzodinma E. O. and Ojike O. (2012). Performance Evaluation of a Hybrid Solar Dryer using Drying Characteristics of COD Fish (Gadus Morhua), Nig.   Journal of Solar Energy , Vol. 23, 2012, pp. 17 – 22.

33. Ojike*, O., Nwoke, O.O. and W. I. Okonkwo (2010). Comparative Evaluation of Passive Solar Dryers Using the Drying Rate Constants of Tomato as a Case Study. International Journal of Physical Science, Vol. 5 (1): 34-40

34. Okonkwo W. I,  O. U. Oparaku and P.N. Nwosu (2010). Mathematical Modeling of a Trombe Wall System for Poultry Brooding Application in the Tropics (with Sub-Saharan            Climate), in press, Solar Energy.

49. Okonkwo W. I. and C. O. Akubuo (2001).  Thermal Analysis and Evaluation of Heat  Requirement of a Passive Solar Energy Poultry Chick Brooder, Nigeria Journal of Renewable Energy, Vol. 9, Nos. 1 & 2.  pp.83 – 87.

Conference Papers Refereed and Published

55. W. I. Okonkwo and C. O. Akubuo (2018). Design, Construction and Performance Evaluation of a Trombe Wall Poultry Brooding House, paper presented at Annual Meeting of the American Society of Agricultural and Biological Engineers (ASABE) 2018, Cobo, Detroit, Michigan U.S.A, 29th July – 1st August, 2018.

Organized by the Faculty of Engineering, University of Nigeria, Nsukka, 25 – 28 April, 2018.

57. W. I. Okonkwo (2017). Renewable Energy Applications and utilization for Economic recovery, proc. Of the 18th Conference and 38th Annual Meeting of the Nigerian Institute of Agricultural Engineers (NIAE), Umudike, pp. iv – xvii.

58. W. I. Okonwo (2016). Agricultural Reform: A panacea for Diversification of Nigeria Economy,A Pre-Convocation Lecture in Commemoration of the Kaduna Polytechnic 32nd Combined and Diamond Jubilee Ceremonies, at Kaduna polytechnic. Kaduna, 22nd July, 2016

59. Nwoke, O.A., W.I Okonkwo, C.C Anyadike and E.C. Chukwuma (2013). Leachate Management and Treatment in Municipal Solid Waste Landfill. Proceedings of Nigerian Association of Hydrological Sciences (NAHS), Vol. 5, 104 -118.

62. Nwaoga J. A; Okonkwo W. I. and G. O. Unachukwu (2011). Exploring the Photo Sensitivities of Mimosa Pudica for Solar Cell Production, paper presented at 26th European Photovoltaic Solar Energy Conference and Exhibition, Hamburg, Germany, 5 – 9 September, 2011, pp 406 – 410.

65. Ojike O, Nwoke O. O. And Okonkwo W. I. (2009). Comparative Evaluation of Drying  Efficiency of Passive Solar Dryers Using the Drying Rate Constants of Yellow Pepper  and Okro as a case study, Proceedings Solar Energy Society of Nigeria, Makurdi, 2 – 5 December 2009.

66. Okonkwo W. I,Oparaku O. U. And Chukwuezie O. C. (2009). Design, Construction and Characterization of a Photovoltaic Powered poultry Egg Incubator, Proceedings, Engineering Congress on Alternative Energy Applications, 2 – 6 November, 2009, Kuwait.

Society for Agricultural Engineering and 9th Nigeria Institution if Agricultural Engineers International Conference, Obafemi Awolowo University, Ile-Ife, Nigeria, January, 25 – 29th , 2009, pp. 192 – 196.

Renewable Energy Congress-X, Glasgow, Scotland, 19 -25 August 2008, pp. 1849 – 1852.

69. G. I. Okonkwo and W. I. Okonkwo (2008). Applications of Solar Energy Water Heating             In Agriculture, Proceedings, 1st Annual Nigerian Institute of Agricultural Engineers            South-East Regional Conference, Namdi Azikiwe University, Awka, AnambaraState,           Aug. 2008. Pp 152 – 161.

70. Okonkwo W. I. and C. J. Ohagwu (2008). Design, Construction and Performance Evaluation of a Batch Type Biogas Digester in Nsukka, Nigeria, Conf. Proc. the 6th International Conference and 29th Annual General Meeting of the Nigerian Institute of Agricultural Engineers, Vol. 29, Pp. 445 – 451; 28th January – 1st February 2008, Adamawa State Polythnic, Yola.

72. Okonkwo W. I, O. O. Nwoke, J. T. Thomas and M. A. Chendo (2007). Techno-Economic Impact of Solar Crystallization of Salt Production, Proc. International Workshop on Renewable Energy for Sustainable Development in Africa (IWRESDA), National Centre for Energy Research and Development, University of Nigeria, Nsukka, 30th July – 1st August 2007, pp. 116 – 124.

73. Okonkwo W. I. (2007). Solar Heating for Sustainable Poultry Production, Proc. International Workshop on Renewable Energy for Sustainable Development in Africa (IWRESDA), National Centre for Energy Research and Development, University of Nigeria, Nsukka, 30th July – 1st August 2007, pp. 125 - 130.

76. Okonkwo W. I. and C. N. Anyawu (2004). NCERD Basin-type Passive Solar Still: Design, Construction and Performance Evaluation, Proc. The 5th International Conference and 26th Annual General Meeting of the Nigerian Institute of Agricultural Engineers, Vol. 26, Pp. 445 – 451; 2 – 6 December 2004, University of Ilorine, Nigeria.

77. Okonkwo W. I. and Agunwamba J. C. (1997).  Socio-Economic Impact of Solar Energy  Brooding System.  Conf. Proc. 3rd International Conf. On Power Systems Operation and  planning, Abidjan, Cote D’Voire, 13 – 17th Jan. 1997.

BOOKS/CHAPTERS IN A BOOK

TECHNICAL REPORTS

82. Solar Energy Chick Brooding for Commercial Trials in Enugu State. Report submitted to the United Nation Educational, Scientific and Cultural Organization (UNESCO), 1999. 
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Dr. Ifeanyi J. Ezema