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Production of Biogas and Electric Energy in the Rural Environment

Received: 12 September 2022     Accepted: 3 November 2022     Published: 14 November 2022
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Abstract

Data from the Ministry of Energy and Water indicate that in Angola only 70% of the population has access to electricity, with rural areas being the least covered. The rural environment, however, has local energy resources that, once harnessed, can contribute to solving the problem of electricity production, as an essential asset for the production of goods and an increase in the population's standard of living. The fact that large amounts of cattle, goats, pigs and others are found in rural Angola, particularly in the various agricultural farms, biogas can be an alternative for generating energy in rural areas. The objective of this work is to show the possibility of producing biogas through animal manure to use it as fuel for heat production and for engines and consequently the generation of electricity. Finally, encourage the country to obtain energy through this route. The methodology used was the bibliographic review carried out within the scope of the project “Construction and experimentation of biogas energy installations for rural territories. Case study: Bairro Caimama located in Plantações da Ganda, municipality of Ganda, province of Benguela, Angola”, which served as support for the discussion and even the necessary understanding of the biodigester being a fundamental part for the production of biogas, as well as the elaboration of the final project for the Mechanical Engineering Degree. In the project, necessary calculations are made for the production of biogas from cow manure to later be used to operate the motor-generator, with the possibility of burning the biogas for cooking food. The motor-generator produces electrical energy that would be sent to the local grid for consumption. The operation of the engine-generator with biogas replaces the use of fossil fuels, which in fact represents a very high cost center for the localities. In addition to the high costs of fossil fuels that are reduced to zero with the production of biogas, the production of biofertilizer in this process is also highlighted, which can be used for crops on farms, thus providing greater productivity in the fields and constituting another gain. Thus, the rural environment will solve the problem of waste management using the biodigester and gaining with lower fuel, energy and biofertilizer costs.

Published in International Journal of Sustainable and Green Energy (Volume 11, Issue 4)
DOI 10.11648/j.ijrse.20221104.11
Page(s) 66-74
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), 2022. Published by Science Publishing Group

Keywords

Cow Manure, Biodigester, Biogas Prodution, Electricity Generation

References
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  • APA Style

    Valente Ribeiro Muhongo, Guido Joaquim Prego, Agostinho Frederico Valentim. (2022). Production of Biogas and Electric Energy in the Rural Environment. International Journal of Sustainable and Green Energy, 11(4), 66-74. https://doi.org/10.11648/j.ijrse.20221104.11

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    ACS Style

    Valente Ribeiro Muhongo; Guido Joaquim Prego; Agostinho Frederico Valentim. Production of Biogas and Electric Energy in the Rural Environment. Int. J. Sustain. Green Energy 2022, 11(4), 66-74. doi: 10.11648/j.ijrse.20221104.11

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    AMA Style

    Valente Ribeiro Muhongo, Guido Joaquim Prego, Agostinho Frederico Valentim. Production of Biogas and Electric Energy in the Rural Environment. Int J Sustain Green Energy. 2022;11(4):66-74. doi: 10.11648/j.ijrse.20221104.11

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  • @article{10.11648/j.ijrse.20221104.11,
      author = {Valente Ribeiro Muhongo and Guido Joaquim Prego and Agostinho Frederico Valentim},
      title = {Production of Biogas and Electric Energy in the Rural Environment},
      journal = {International Journal of Sustainable and Green Energy},
      volume = {11},
      number = {4},
      pages = {66-74},
      doi = {10.11648/j.ijrse.20221104.11},
      url = {https://doi.org/10.11648/j.ijrse.20221104.11},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ijrse.20221104.11},
      abstract = {Data from the Ministry of Energy and Water indicate that in Angola only 70% of the population has access to electricity, with rural areas being the least covered. The rural environment, however, has local energy resources that, once harnessed, can contribute to solving the problem of electricity production, as an essential asset for the production of goods and an increase in the population's standard of living. The fact that large amounts of cattle, goats, pigs and others are found in rural Angola, particularly in the various agricultural farms, biogas can be an alternative for generating energy in rural areas. The objective of this work is to show the possibility of producing biogas through animal manure to use it as fuel for heat production and for engines and consequently the generation of electricity. Finally, encourage the country to obtain energy through this route. The methodology used was the bibliographic review carried out within the scope of the project “Construction and experimentation of biogas energy installations for rural territories. Case study: Bairro Caimama located in Plantações da Ganda, municipality of Ganda, province of Benguela, Angola”, which served as support for the discussion and even the necessary understanding of the biodigester being a fundamental part for the production of biogas, as well as the elaboration of the final project for the Mechanical Engineering Degree. In the project, necessary calculations are made for the production of biogas from cow manure to later be used to operate the motor-generator, with the possibility of burning the biogas for cooking food. The motor-generator produces electrical energy that would be sent to the local grid for consumption. The operation of the engine-generator with biogas replaces the use of fossil fuels, which in fact represents a very high cost center for the localities. In addition to the high costs of fossil fuels that are reduced to zero with the production of biogas, the production of biofertilizer in this process is also highlighted, which can be used for crops on farms, thus providing greater productivity in the fields and constituting another gain. Thus, the rural environment will solve the problem of waste management using the biodigester and gaining with lower fuel, energy and biofertilizer costs.},
     year = {2022}
    }
    

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  • TY  - JOUR
    T1  - Production of Biogas and Electric Energy in the Rural Environment
    AU  - Valente Ribeiro Muhongo
    AU  - Guido Joaquim Prego
    AU  - Agostinho Frederico Valentim
    Y1  - 2022/11/14
    PY  - 2022
    N1  - https://doi.org/10.11648/j.ijrse.20221104.11
    DO  - 10.11648/j.ijrse.20221104.11
    T2  - International Journal of Sustainable and Green Energy
    JF  - International Journal of Sustainable and Green Energy
    JO  - International Journal of Sustainable and Green Energy
    SP  - 66
    EP  - 74
    PB  - Science Publishing Group
    SN  - 2575-1549
    UR  - https://doi.org/10.11648/j.ijrse.20221104.11
    AB  - Data from the Ministry of Energy and Water indicate that in Angola only 70% of the population has access to electricity, with rural areas being the least covered. The rural environment, however, has local energy resources that, once harnessed, can contribute to solving the problem of electricity production, as an essential asset for the production of goods and an increase in the population's standard of living. The fact that large amounts of cattle, goats, pigs and others are found in rural Angola, particularly in the various agricultural farms, biogas can be an alternative for generating energy in rural areas. The objective of this work is to show the possibility of producing biogas through animal manure to use it as fuel for heat production and for engines and consequently the generation of electricity. Finally, encourage the country to obtain energy through this route. The methodology used was the bibliographic review carried out within the scope of the project “Construction and experimentation of biogas energy installations for rural territories. Case study: Bairro Caimama located in Plantações da Ganda, municipality of Ganda, province of Benguela, Angola”, which served as support for the discussion and even the necessary understanding of the biodigester being a fundamental part for the production of biogas, as well as the elaboration of the final project for the Mechanical Engineering Degree. In the project, necessary calculations are made for the production of biogas from cow manure to later be used to operate the motor-generator, with the possibility of burning the biogas for cooking food. The motor-generator produces electrical energy that would be sent to the local grid for consumption. The operation of the engine-generator with biogas replaces the use of fossil fuels, which in fact represents a very high cost center for the localities. In addition to the high costs of fossil fuels that are reduced to zero with the production of biogas, the production of biofertilizer in this process is also highlighted, which can be used for crops on farms, thus providing greater productivity in the fields and constituting another gain. Thus, the rural environment will solve the problem of waste management using the biodigester and gaining with lower fuel, energy and biofertilizer costs.
    VL  - 11
    IS  - 4
    ER  - 

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Author Information
  • Department of Teaching and Research in Mechanical Engineering, Polytechnic Institute of Katyavala Bwila University, Benguela, Angola

  • Department of Teaching and Research in Mechanical Engineering, Polytechnic Institute of Katyavala Bwila University, Benguela, Angola

  • Department of Teaching and Research in Mechanical Engineering, Polytechnic Institute of Katyavala Bwila University, Benguela, Angola

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