Improving the efficiency of slaughterhouse effluent treatment processes is an ongoing quest. The objective of this work is to assess the efficiency of the treatment process, combining biodegradation and adsorption, on the elimination of organic, nitrogen and phosphate loads contained in the slaughterhouse effluent. To achieve this, a slaughterhouse effluent was sampled in the town of Ngaoundéré (Cameroon). after characterization, it was then introduced into two reactors operating in batch and with stirring, with the adsorbent produced based on sawdust of Triplochyton scleroxylon (Ayous). One of the reactors operated in the absence of oxygen (anoxia) and the other in the presence of oxygen (aeration). Then the effluent was characterized daily during the five-day treatment. The results obtained show that the pH of the effluent varies between 6.5 and 8 in the two reactors during the treatment. an oxygenating effect of the environment was observed both on the elimination of organic matter and on that of nitrogen pollution. Turbidity reduction rates vary from 77.3% in anoxia to 94% in aeration at the end of the five days of treatment. This process, which combines biodegradation with adsorption, reduces the biological treatment time of slaughterhouse effluent from more than 3 weeks to 2 days, with satisfactory efficiency in removing organic and nitrogen loads.
Published in | Journal of Energy, Environmental & Chemical Engineering (Volume 6, Issue 2) |
DOI | 10.11648/j.jeece.20210602.11 |
Page(s) | 31-36 |
Creative Commons |
This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited. |
Copyright |
Copyright © The Author(s), 2021. Published by Science Publishing Group |
Slaughterhouse Effluent, Combined Treatment Process, Biodegradation, Anoxia, Oxygenation, Adsorption, Nitrogen, Organic Matter
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APA Style
Weldi Gnowe Djonga, Eric Noubissié, Guy Bertrand Noumi. (2021). Removal of Organic, Nitrogen and Phosphate Pollutants from Slaughterhouse Effluent by a Process Combining Biodegradation with Adsorption. Journal of Energy, Environmental & Chemical Engineering, 6(2), 31-36. https://doi.org/10.11648/j.jeece.20210602.11
ACS Style
Weldi Gnowe Djonga; Eric Noubissié; Guy Bertrand Noumi. Removal of Organic, Nitrogen and Phosphate Pollutants from Slaughterhouse Effluent by a Process Combining Biodegradation with Adsorption. J. Energy Environ. Chem. Eng. 2021, 6(2), 31-36. doi: 10.11648/j.jeece.20210602.11
AMA Style
Weldi Gnowe Djonga, Eric Noubissié, Guy Bertrand Noumi. Removal of Organic, Nitrogen and Phosphate Pollutants from Slaughterhouse Effluent by a Process Combining Biodegradation with Adsorption. J Energy Environ Chem Eng. 2021;6(2):31-36. doi: 10.11648/j.jeece.20210602.11
@article{10.11648/j.jeece.20210602.11, author = {Weldi Gnowe Djonga and Eric Noubissié and Guy Bertrand Noumi}, title = {Removal of Organic, Nitrogen and Phosphate Pollutants from Slaughterhouse Effluent by a Process Combining Biodegradation with Adsorption}, journal = {Journal of Energy, Environmental & Chemical Engineering}, volume = {6}, number = {2}, pages = {31-36}, doi = {10.11648/j.jeece.20210602.11}, url = {https://doi.org/10.11648/j.jeece.20210602.11}, eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.jeece.20210602.11}, abstract = {Improving the efficiency of slaughterhouse effluent treatment processes is an ongoing quest. The objective of this work is to assess the efficiency of the treatment process, combining biodegradation and adsorption, on the elimination of organic, nitrogen and phosphate loads contained in the slaughterhouse effluent. To achieve this, a slaughterhouse effluent was sampled in the town of Ngaoundéré (Cameroon). after characterization, it was then introduced into two reactors operating in batch and with stirring, with the adsorbent produced based on sawdust of Triplochyton scleroxylon (Ayous). One of the reactors operated in the absence of oxygen (anoxia) and the other in the presence of oxygen (aeration). Then the effluent was characterized daily during the five-day treatment. The results obtained show that the pH of the effluent varies between 6.5 and 8 in the two reactors during the treatment. an oxygenating effect of the environment was observed both on the elimination of organic matter and on that of nitrogen pollution. Turbidity reduction rates vary from 77.3% in anoxia to 94% in aeration at the end of the five days of treatment. This process, which combines biodegradation with adsorption, reduces the biological treatment time of slaughterhouse effluent from more than 3 weeks to 2 days, with satisfactory efficiency in removing organic and nitrogen loads.}, year = {2021} }
TY - JOUR T1 - Removal of Organic, Nitrogen and Phosphate Pollutants from Slaughterhouse Effluent by a Process Combining Biodegradation with Adsorption AU - Weldi Gnowe Djonga AU - Eric Noubissié AU - Guy Bertrand Noumi Y1 - 2021/05/27 PY - 2021 N1 - https://doi.org/10.11648/j.jeece.20210602.11 DO - 10.11648/j.jeece.20210602.11 T2 - Journal of Energy, Environmental & Chemical Engineering JF - Journal of Energy, Environmental & Chemical Engineering JO - Journal of Energy, Environmental & Chemical Engineering SP - 31 EP - 36 PB - Science Publishing Group SN - 2637-434X UR - https://doi.org/10.11648/j.jeece.20210602.11 AB - Improving the efficiency of slaughterhouse effluent treatment processes is an ongoing quest. The objective of this work is to assess the efficiency of the treatment process, combining biodegradation and adsorption, on the elimination of organic, nitrogen and phosphate loads contained in the slaughterhouse effluent. To achieve this, a slaughterhouse effluent was sampled in the town of Ngaoundéré (Cameroon). after characterization, it was then introduced into two reactors operating in batch and with stirring, with the adsorbent produced based on sawdust of Triplochyton scleroxylon (Ayous). One of the reactors operated in the absence of oxygen (anoxia) and the other in the presence of oxygen (aeration). Then the effluent was characterized daily during the five-day treatment. The results obtained show that the pH of the effluent varies between 6.5 and 8 in the two reactors during the treatment. an oxygenating effect of the environment was observed both on the elimination of organic matter and on that of nitrogen pollution. Turbidity reduction rates vary from 77.3% in anoxia to 94% in aeration at the end of the five days of treatment. This process, which combines biodegradation with adsorption, reduces the biological treatment time of slaughterhouse effluent from more than 3 weeks to 2 days, with satisfactory efficiency in removing organic and nitrogen loads. VL - 6 IS - 2 ER -