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 | Acesso ao texto completo restrito à biblioteca da Embrapa Suínos e Aves. Para informações adicionais entre em contato com cnpsa.biblioteca@embrapa.br. |
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Registro Completo |
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Biblioteca(s): |
Embrapa Suínos e Aves. |
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Data corrente: |
22/11/2019 |
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Data da última atualização: |
22/11/2019 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Autoria: |
CHINI, A.; BOLSAN, A. C.; HOLLAS, C. E.; ANTES, F. G.; FONGARO, G.; TREICHEL, H.; KUNZ, A. |
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Afiliação: |
ANGELICA CHINI, UNIOESTE/Cascavel; ALICE CHIAPETTI BOLSAN, UNOESC/Joaçaba; CAMILA ESTER HOLLAS, UNIOESTE/Cascavel; FABIANE GOLDSCHMIDT ANTES, CNPSA; GISLAINE FONGARO, UFSC; HELEN TREICHEL, UFFS/Erechim; AIRTON KUNZ, CNPSA. |
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Título: |
Evaluation of deammonification reactor performance and microorganisms community during treatment of digestate from swine sludge CSTR biodigester. |
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Ano de publicação: |
2019 |
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Fonte/Imprenta: |
Journal of Environmental Management, v. 246, p. 19-26, 2019. |
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DOI: |
10.1016/j.jenvman.2019.05.113 |
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Idioma: |
Inglês |
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Conteúdo: |
Abstract: Digestate from anaerobic processes still contains relatively high amount of total organic carbon (TOC) that can inhibit deammonification. In this sense, the present study investigated the interference of TOC in a lab-scale expanded granular sludge bed (EGSB) deammonification reactor treating digestate from a continuous stirred tank reactor (CSTR) swine sludge biodigester. Additionally, the microorganisms community was analyzed when the process was submitted to different operational conditions. The study was divided into three phases according to the C/N ratio (0, 0.5 and 1 for phase I, phase II and phase III, respectively). At phase I the average nitrogen removal efficiency (NRE) was 65 ± 1.6%. With the increase of TOC in phase II (156 ± 8.15 mg L −1) the average NRE was 61 ± 9.8% which is statically equivalent to phase I (p < 0.05). On the other hand, at phase III (TOC was increased to 255 ± 3.50 mg L −1) the NRE decreased to 50 ± 3.9% which was 22% lower than in phase II. Stoichiometric coefficients of N 2 was close to theoretical values during all experimental phases, while stoichiometric coefficient of N-NO 3-was lower than theoretical values specially during phase III. Ca. Jettenia was favored when the reactor was fed with digestate although its proportion decreased in phase III. Thus, at the conditions employed in the present study it is recommended to use a C/N ratio of 0.5 (TOC concentration around 156 mg L −1) to treat digestate by deammonification process, in order to not diminish anammox microorganisms abundance. Thereby, the microorganisms community can be modulated based on carbon and nitrogen loading rates of a deammonification reactor for swine manure treatment purpose. MenosAbstract: Digestate from anaerobic processes still contains relatively high amount of total organic carbon (TOC) that can inhibit deammonification. In this sense, the present study investigated the interference of TOC in a lab-scale expanded granular sludge bed (EGSB) deammonification reactor treating digestate from a continuous stirred tank reactor (CSTR) swine sludge biodigester. Additionally, the microorganisms community was analyzed when the process was submitted to different operational conditions. The study was divided into three phases according to the C/N ratio (0, 0.5 and 1 for phase I, phase II and phase III, respectively). At phase I the average nitrogen removal efficiency (NRE) was 65 ± 1.6%. With the increase of TOC in phase II (156 ± 8.15 mg L −1) the average NRE was 61 ± 9.8% which is statically equivalent to phase I (p < 0.05). On the other hand, at phase III (TOC was increased to 255 ± 3.50 mg L −1) the NRE decreased to 50 ± 3.9% which was 22% lower than in phase II. Stoichiometric coefficients of N 2 was close to theoretical values during all experimental phases, while stoichiometric coefficient of N-NO 3-was lower than theoretical values specially during phase III. Ca. Jettenia was favored when the reactor was fed with digestate although its proportion decreased in phase III. Thus, at the conditions employed in the present study it is recommended to use a C/N ratio of 0.5 (TOC concentration around 156 mg L −1) to treat digestate by deammo... Mostrar Tudo |
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Palavras-Chave: |
Anammox; Biodigesters; Carbono orgânico; Nitrogen removal; Organic carbon; Tratamento de efluentes. |
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Thesagro: |
Biodigestor; Dejeto; Nitrogênio; Suíno. |
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Thesaurus Nal: |
Wastewater treatment. |
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Categoria do assunto: |
-- |
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Marc: |
LEADER 02748naa a2200337 a 4500
001 2114926
005 2019-11-22
008 2019 bl uuuu u00u1 u #d
024 7 $a10.1016/j.jenvman.2019.05.113$2DOI
100 1 $aCHINI, A.
245 $aEvaluation of deammonification reactor performance and microorganisms community during treatment of digestate from swine sludge CSTR biodigester.$h[electronic resource]
260 $c2019
520 $aAbstract: Digestate from anaerobic processes still contains relatively high amount of total organic carbon (TOC) that can inhibit deammonification. In this sense, the present study investigated the interference of TOC in a lab-scale expanded granular sludge bed (EGSB) deammonification reactor treating digestate from a continuous stirred tank reactor (CSTR) swine sludge biodigester. Additionally, the microorganisms community was analyzed when the process was submitted to different operational conditions. The study was divided into three phases according to the C/N ratio (0, 0.5 and 1 for phase I, phase II and phase III, respectively). At phase I the average nitrogen removal efficiency (NRE) was 65 ± 1.6%. With the increase of TOC in phase II (156 ± 8.15 mg L −1) the average NRE was 61 ± 9.8% which is statically equivalent to phase I (p < 0.05). On the other hand, at phase III (TOC was increased to 255 ± 3.50 mg L −1) the NRE decreased to 50 ± 3.9% which was 22% lower than in phase II. Stoichiometric coefficients of N 2 was close to theoretical values during all experimental phases, while stoichiometric coefficient of N-NO 3-was lower than theoretical values specially during phase III. Ca. Jettenia was favored when the reactor was fed with digestate although its proportion decreased in phase III. Thus, at the conditions employed in the present study it is recommended to use a C/N ratio of 0.5 (TOC concentration around 156 mg L −1) to treat digestate by deammonification process, in order to not diminish anammox microorganisms abundance. Thereby, the microorganisms community can be modulated based on carbon and nitrogen loading rates of a deammonification reactor for swine manure treatment purpose.
650 $aWastewater treatment
650 $aBiodigestor
650 $aDejeto
650 $aNitrogênio
650 $aSuíno
653 $aAnammox
653 $aBiodigesters
653 $aCarbono orgânico
653 $aNitrogen removal
653 $aOrganic carbon
653 $aTratamento de efluentes
700 1 $aBOLSAN, A. C.
700 1 $aHOLLAS, C. E.
700 1 $aANTES, F. G.
700 1 $aFONGARO, G.
700 1 $aTREICHEL, H.
700 1 $aKUNZ, A.
773 $tJournal of Environmental Management$gv. 246, p. 19-26, 2019.
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Registro original: |
Embrapa Suínos e Aves (CNPSA) |
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| Registros recuperados : 51 | |
| 4. |  | BARROS, N. F. de; SILVA, O. M. da; PEREIRA, A. R.; BRAGA, J. M.; LUDWIG, A. Analise do crescimento de Eucalyptus saligna sob diferentes niveis de N, P e K no Vale do Jequitinhonha, MG. In: SIMPOSIO SOBRE O CERRADO, 6., 1982, Brasilia. Savanas: alimento e energia. Planaltina: EMBRAPA-CPAC, 1988. p.311-320.| Biblioteca(s): Embrapa Cerrados. |
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| 7. | | SANTIN, D.; BENEDETTI, E. L.; ALMEIDA, I. C. de; BARROS, N. F. de; WENDLING, I. Adubação potássica e intervalos de colheita influenciam o potássio do solo e a produtividade de cultivos de erva-mate. In: CONGRESO SUDAMERICANO DE YERBA MATE, 6.; SIMPOSIO INTERNACIONAL DE YERBA MATE Y SALUD, 2., 2014, Montevideo. Memorias. [S.l.]: Grupo Interdisciplinario de Yerba Mate y Salud, 2014. Disponibilizado online.| Tipo: Artigo em Anais de Congresso |
| Biblioteca(s): Embrapa Florestas. |
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| 8. | | BENEDETTI, E. L.; SANTIN, D.; WENDLING, I.; PEREIRA, G. L.; BARROS, N. F. de. Boro no crescimento de mudas de erva-mate em solução nutritiva. In: CONGRESO SUDAMERICANO DE YERBA MATE, 6.; SIMPOSIO INTERNACIONAL DE YERBA MATE Y SALUD, 2., 2014, Montevideo. Memorias. [S.l.]: Grupo Interdisciplinario de Yerba Mate y Salud, 2014. Disponibilizado online.| Tipo: Artigo em Anais de Congresso |
| Biblioteca(s): Embrapa Florestas. |
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| 9. | | PULROLNIK, K.; BARROS, N. F. de; SILVA, I. R.; NOVAIS, R. F.; BRANDANI, C. B. Estoques de carbono e nitrogênio em frações lábeis e estáveis da matéria orgânica de solos sob eucalipto, pastagem e cerrado no Vale do Jequitinhonha - MG. Revista Brasileira de Ciência do Solo, Viçosa, v. 33, p. 1125-1136, 2009.| Tipo: Artigo em Periódico Indexado | Circulação/Nível: B - 1 |
| Biblioteca(s): Embrapa Cerrados. |
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| 12. | | LEITE, F. P.; BARROS, N. F. de; SANS, L. M. A; FABRES, A. S. Regime hídrico do solo sob povoamento de eucalipto, floresta nativa e pastagem, na região de Guanhães-MG. Revista Árvore, Viçosa, v. 21, n. 4, p. 455-462, 1997.| Tipo: Artigo em Periódico Indexado |
| Biblioteca(s): Embrapa Milho e Sorgo. |
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| 13. | | DIAS, L. E.; JUCKSCH, I.; ALVAREZ V., V. H.; BARROS, N. F. de; BRIENZA JUNIOR, S. Formação de mudas de taxi-branco (Sclerolobium paniculatum Voguel): II. Resposta a nitrogênio, potássio e enxofre. Revista Árvore, v. 16, n. 2, p. 135-143, maio/ago. 1992.| Biblioteca(s): Embrapa Amazônia Oriental. |
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| 14. | | DIAS, L. E.; ALVAREZ, V. H.; JUCKSCH, I.; BARROS, N. F. de; BRIENZA JUNIOR, S. Formação de Mudas de Taxi-Branco (Sclerolobium Paniculatum Voguel) I. Resposta a Calcário e Fósforo. Pesquisa Agropecuaria Brasileira, Brasilia, v.26, n.1, p.69-76, jan.1991| Biblioteca(s): Embrapa Amazônia Oriental; Embrapa Unidades Centrais. |
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| 15. | | SANTIN, D.; BENEDETTI, E. L.; ALMEIDA, I. C. de; BARROS, N. F. de; WENDLING, I. Calagem melhora a disponibilidade de cálcio no solo e a produtividade de Ilex paraguariensis St. Hil. In: CONGRESO SUDAMERICANO DE YERBA MATE, 6.; SIMPOSIO INTERNACIONAL DE YERBA MATE Y SALUD, 2., 2014, Montevideo. Memorias. [S.l.]: Grupo Interdisciplinario de Yerba Mate y Salud, 2014. Disponibilizado online.| Tipo: Artigo em Anais de Congresso |
| Biblioteca(s): Embrapa Florestas. |
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| 18. | | SANTIN, D.; BENEDETTI, E. L.; BARROS, N. F. de; ALMEIDA, I. C. de; WENDLING, I. Intervalos de colheita e adubação potássica influenciam a produtividade da erva-mate. Floresta, Curitiba, v. 46, n. 4, p. 509- 518, out./dez. 2016.| Tipo: Artigo em Periódico Indexado | Circulação/Nível: B - 1 |
| Biblioteca(s): Embrapa Florestas. |
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| Registros recuperados : 51 | |
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