Ammonia removal in a water recirculating system for tilapia using an aerobic three-phase fluidized-bed reactor

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidad de Nariño-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorSánchez, Iván A-
Autor(es): dc.creatorMatsumoto, Tsunao-
Data de aceite: dc.date.accessioned2025-08-21T16:51:02Z-
Data de disponibilização: dc.date.available2025-08-21T16:51:02Z-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2011-01-01-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/226722-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/226722-
Descrição: dc.descriptionThe main objective of this study was to evaluate the ammonia removal efficiency in the wastewater treatment system of an intensive tilapia laboratory production system with water recirculation. The system comprised of a conventional sedimentation basin and an aerobic three-phase fluidized-bed reactor with circulation, operated at hydraulic detention times of 176.4 and 11.9 minutes respectively. Granular activated carbon was used as carrier with apparent density of 1.64 g/cm 3 and effective size of 0.34 mm; the carrier concentration into the reactor was maintained constant at 80 g/L. Mean removal efficiency of total ammonia nitrogen was 41.2%. The evaluated system is an effective option for water reuse in aquaculture recirculating systems. In spite of ammonium nitrogen concentration variability which average value was 0.136 mg/L, the reactor influent maintained water quality characteristics in stable conditions, with average concentrations of ammonia nitrogen of 0.079 mg/L and dissolved oxygen concentration of 6.70 mg/L, recommended for fish culture and within the permitted values by the Brazilian legislation (CONAMA Resolution No. 357 of march 5 of 2005) for the disposal of final effluent in receiving water bodies.-
Descrição: dc.descriptionDepartamento de Recursos Hidrobiológicos Facultad de Ciencias Pecuarias Universidad de Nariño, San Juan de Pasto, Nariño-
Descrição: dc.descriptionDepartamento de Engenharia Civil Faculdade de Engenharia Campus de Ilha Solteira Universidade Estadual Paulista (FEIS-UNESP), Ilha Solteira, São Paulo-
Descrição: dc.descriptionDepartamento de Engenharia Civil Faculdade de Engenharia Campus de Ilha Solteira Universidade Estadual Paulista (FEIS-UNESP), Ilha Solteira, São Paulo-
Formato: dc.format263-271-
Idioma: dc.languageen-
Idioma: dc.languagept_BR-
Relação: dc.relationRevista Colombiana de Ciencias Pecuarias-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectAerobic reactor-
Palavras-chave: dc.subjectBiological treatment-
Palavras-chave: dc.subjectIntensive fish culture-
Palavras-chave: dc.subjectRecirculation systems-
Palavras-chave: dc.subjectThree phase fluidized bed-
Título: dc.titleAmmonia removal in a water recirculating system for tilapia using an aerobic three-phase fluidized-bed reactor-
Título: dc.titleMonitoramento de 24 horas do desempenho de reator aeróbio de leito fluidizado trifásico na remoção de amônio num sistema de recirculação para produção de tilápia-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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