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Biogas generation from Watermelon peels, Pineapple peels and Food wastes

Dahunsi, S.O. and Owolabi, Joshua B. and Oranusi, S. U. (2015) Biogas generation from Watermelon peels, Pineapple peels and Food wastes. In: International Conference on African Development Issues (CU-ICADI) 2015: Biotechnology and Bioinfonnatics Track, African Leadership Development Centre, Covenant University Canaanland, Ota Ogun State, Nigeria.

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Abstract

the anaerobic digestion process for biogas production was investigated using locally available waste materials (watermelon peels, pineapple peels and food wastes). Watermelon peels and pineapple peels each was codigested with food wastes in ratio 1:1 while using rumen contents of cattle as inoculum. The physical, chemical and microbial characteristics of the three substrates were determined before and after the co-digestion process using standard methods. Analysis of the generated gas revealed 68.0% Methane, 20.0% Carbon dioxide, 6.0% Nitrogen, 2.5% Hydrogen, 1.5% Hydrogen sulfide and 2.0% Oxygen for co-digestion of watermelon peels with food wastes while co-digestion of pineapple peels with food wastes yielded 71.0% Methane, 18.0% Carbon dioxide, 7.0% Nitrogen,l.5% Hydrogen, 1.5% Hydrogen sulfide and 1.0% Oxygen. The anaerobic digestion was found to be efficient in terms of pathogen treatment, since the reduction of coliforms reached five logarithmic units. The availability and renewable nature of biomass, green energy production and ease of management and deployment of energy produced makes biogas a better option to fossil fuel and thus could be the much awaited solution to energy crisis in Nigeria and other developing nations.

Item Type: Conference or Workshop Item (Paper)
Uncontrolled Keywords: Biogas; Biofuel; Co-digestion; Deforestation; Desert encroachment; Fossil fuel; Pollution.
Subjects: Q Science > Q Science (General)
Q Science > QH Natural history > QH301 Biology
Divisions: Faculty of Medicine, Health and Life Sciences > School of Biological Sciences
Depositing User: Mrs Hannah Akinwumi
Date Deposited: 21 Jun 2015 23:41
Last Modified: 21 Jun 2015 23:41
URI: http://eprints.covenantuniversity.edu.ng/id/eprint/5299

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