Highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics
An enriched aerobic/anoxic biological filter (EABF) filled with iron-based microbial coupling carrier (IBMC) was used for highly efficient biodegradation of nitrogen pollutants in low C/N ratio domestic wastewater. The nitrogen removal efficiency, functional microbiological community of nitrogen cyc...
Ausführliche Beschreibung
Autor*in: |
Hu, Zhifeng [verfasserIn] Liu, Jingyi [verfasserIn] Zheng, Weiye [verfasserIn] Li, Desheng [verfasserIn] Liu, Yuanhui [verfasserIn] Yao, Hong [verfasserIn] |
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Format: |
E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
2019 |
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Schlagwörter: |
Combined heterotrophic and autotrophic denitrification (HAD) |
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Übergeordnetes Werk: |
Enthalten in: Journal of cleaner production - Amsterdam [u.a.] : Elsevier Science, 1993, 238 |
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Übergeordnetes Werk: |
volume:238 |
DOI / URN: |
10.1016/j.jclepro.2019.117867 |
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Katalog-ID: |
ELV002825775 |
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245 | 1 | 0 | |a Highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics |
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520 | |a An enriched aerobic/anoxic biological filter (EABF) filled with iron-based microbial coupling carrier (IBMC) was used for highly efficient biodegradation of nitrogen pollutants in low C/N ratio domestic wastewater. The nitrogen removal efficiency, functional microbiological community of nitrogen cycle, and iron cycle in the EABF based on IBMC, were investigated. The NH4 +-N, TN and COD removal efficiency were 97.6%, 86.9% and 85.3%, respectively, in the EABF-filled IBMC with DO of 3.5 mg L−1, HRT of 12 h and reflux ratio of 5.5:1. Furthermore, differences were observed in the microbial communities, and Thiobacillus, Denitratisoma and Saprospiraceae were the dominant genera. Nitrosomonadaceae, Nitrospira, Ferritrophicum and Acidovorax were dominant in the nitrogen and iron-cycle communities. Besides, IBMC significantly affected the microbial compositions. Thus, the developed EABF achieved efficient nutrients removal from low C/N ratio domestic sewage, which is suitable for practical application. | ||
650 | 4 | |a Domestic sewage | |
650 | 4 | |a Low C/N ratio | |
650 | 4 | |a Biological filter | |
650 | 4 | |a Micro-electrolysis | |
650 | 4 | |a Combined heterotrophic and autotrophic denitrification (HAD) | |
650 | 4 | |a Microbial community | |
700 | 1 | |a Liu, Jingyi |e verfasserin |4 aut | |
700 | 1 | |a Zheng, Weiye |e verfasserin |4 aut | |
700 | 1 | |a Li, Desheng |e verfasserin |4 aut | |
700 | 1 | |a Liu, Yuanhui |e verfasserin |4 aut | |
700 | 1 | |a Yao, Hong |e verfasserin |4 aut | |
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10.1016/j.jclepro.2019.117867 doi (DE-627)ELV002825775 (ELSEVIER)S0959-6526(19)32737-4 DE-627 ger DE-627 rda eng 690 330 DE-600 43.35 bkl 85.35 bkl Hu, Zhifeng verfasserin aut Highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics 2019 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier An enriched aerobic/anoxic biological filter (EABF) filled with iron-based microbial coupling carrier (IBMC) was used for highly efficient biodegradation of nitrogen pollutants in low C/N ratio domestic wastewater. The nitrogen removal efficiency, functional microbiological community of nitrogen cycle, and iron cycle in the EABF based on IBMC, were investigated. The NH4 +-N, TN and COD removal efficiency were 97.6%, 86.9% and 85.3%, respectively, in the EABF-filled IBMC with DO of 3.5 mg L−1, HRT of 12 h and reflux ratio of 5.5:1. Furthermore, differences were observed in the microbial communities, and Thiobacillus, Denitratisoma and Saprospiraceae were the dominant genera. Nitrosomonadaceae, Nitrospira, Ferritrophicum and Acidovorax were dominant in the nitrogen and iron-cycle communities. Besides, IBMC significantly affected the microbial compositions. Thus, the developed EABF achieved efficient nutrients removal from low C/N ratio domestic sewage, which is suitable for practical application. Domestic sewage Low C/N ratio Biological filter Micro-electrolysis Combined heterotrophic and autotrophic denitrification (HAD) Microbial community Liu, Jingyi verfasserin aut Zheng, Weiye verfasserin aut Li, Desheng verfasserin aut Liu, Yuanhui verfasserin aut Yao, Hong verfasserin aut Enthalten in Journal of cleaner production Amsterdam [u.a.] : Elsevier Science, 1993 238 Online-Ressource (DE-627)324655878 (DE-600)2029338-0 (DE-576)252613988 0959-6526 nnns volume:238 GBV_USEFLAG_U SYSFLAG_U GBV_ELV SSG-OPC-GGO GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_105 GBV_ILN_110 GBV_ILN_150 GBV_ILN_151 GBV_ILN_224 GBV_ILN_370 GBV_ILN_602 GBV_ILN_702 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2027 GBV_ILN_2034 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2056 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2118 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2190 GBV_ILN_2336 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4313 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4393 43.35 Umweltrichtlinien Umweltnormen 85.35 Fertigung AR 238 |
spelling |
10.1016/j.jclepro.2019.117867 doi (DE-627)ELV002825775 (ELSEVIER)S0959-6526(19)32737-4 DE-627 ger DE-627 rda eng 690 330 DE-600 43.35 bkl 85.35 bkl Hu, Zhifeng verfasserin aut Highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics 2019 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier An enriched aerobic/anoxic biological filter (EABF) filled with iron-based microbial coupling carrier (IBMC) was used for highly efficient biodegradation of nitrogen pollutants in low C/N ratio domestic wastewater. The nitrogen removal efficiency, functional microbiological community of nitrogen cycle, and iron cycle in the EABF based on IBMC, were investigated. The NH4 +-N, TN and COD removal efficiency were 97.6%, 86.9% and 85.3%, respectively, in the EABF-filled IBMC with DO of 3.5 mg L−1, HRT of 12 h and reflux ratio of 5.5:1. Furthermore, differences were observed in the microbial communities, and Thiobacillus, Denitratisoma and Saprospiraceae were the dominant genera. Nitrosomonadaceae, Nitrospira, Ferritrophicum and Acidovorax were dominant in the nitrogen and iron-cycle communities. Besides, IBMC significantly affected the microbial compositions. Thus, the developed EABF achieved efficient nutrients removal from low C/N ratio domestic sewage, which is suitable for practical application. Domestic sewage Low C/N ratio Biological filter Micro-electrolysis Combined heterotrophic and autotrophic denitrification (HAD) Microbial community Liu, Jingyi verfasserin aut Zheng, Weiye verfasserin aut Li, Desheng verfasserin aut Liu, Yuanhui verfasserin aut Yao, Hong verfasserin aut Enthalten in Journal of cleaner production Amsterdam [u.a.] : Elsevier Science, 1993 238 Online-Ressource (DE-627)324655878 (DE-600)2029338-0 (DE-576)252613988 0959-6526 nnns volume:238 GBV_USEFLAG_U SYSFLAG_U GBV_ELV SSG-OPC-GGO GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_105 GBV_ILN_110 GBV_ILN_150 GBV_ILN_151 GBV_ILN_224 GBV_ILN_370 GBV_ILN_602 GBV_ILN_702 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2027 GBV_ILN_2034 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2056 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2118 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2190 GBV_ILN_2336 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4313 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4393 43.35 Umweltrichtlinien Umweltnormen 85.35 Fertigung AR 238 |
allfields_unstemmed |
10.1016/j.jclepro.2019.117867 doi (DE-627)ELV002825775 (ELSEVIER)S0959-6526(19)32737-4 DE-627 ger DE-627 rda eng 690 330 DE-600 43.35 bkl 85.35 bkl Hu, Zhifeng verfasserin aut Highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics 2019 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier An enriched aerobic/anoxic biological filter (EABF) filled with iron-based microbial coupling carrier (IBMC) was used for highly efficient biodegradation of nitrogen pollutants in low C/N ratio domestic wastewater. The nitrogen removal efficiency, functional microbiological community of nitrogen cycle, and iron cycle in the EABF based on IBMC, were investigated. The NH4 +-N, TN and COD removal efficiency were 97.6%, 86.9% and 85.3%, respectively, in the EABF-filled IBMC with DO of 3.5 mg L−1, HRT of 12 h and reflux ratio of 5.5:1. Furthermore, differences were observed in the microbial communities, and Thiobacillus, Denitratisoma and Saprospiraceae were the dominant genera. Nitrosomonadaceae, Nitrospira, Ferritrophicum and Acidovorax were dominant in the nitrogen and iron-cycle communities. Besides, IBMC significantly affected the microbial compositions. Thus, the developed EABF achieved efficient nutrients removal from low C/N ratio domestic sewage, which is suitable for practical application. Domestic sewage Low C/N ratio Biological filter Micro-electrolysis Combined heterotrophic and autotrophic denitrification (HAD) Microbial community Liu, Jingyi verfasserin aut Zheng, Weiye verfasserin aut Li, Desheng verfasserin aut Liu, Yuanhui verfasserin aut Yao, Hong verfasserin aut Enthalten in Journal of cleaner production Amsterdam [u.a.] : Elsevier Science, 1993 238 Online-Ressource (DE-627)324655878 (DE-600)2029338-0 (DE-576)252613988 0959-6526 nnns volume:238 GBV_USEFLAG_U SYSFLAG_U GBV_ELV SSG-OPC-GGO GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_105 GBV_ILN_110 GBV_ILN_150 GBV_ILN_151 GBV_ILN_224 GBV_ILN_370 GBV_ILN_602 GBV_ILN_702 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2027 GBV_ILN_2034 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2056 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2118 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2190 GBV_ILN_2336 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4313 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4393 43.35 Umweltrichtlinien Umweltnormen 85.35 Fertigung AR 238 |
allfieldsGer |
10.1016/j.jclepro.2019.117867 doi (DE-627)ELV002825775 (ELSEVIER)S0959-6526(19)32737-4 DE-627 ger DE-627 rda eng 690 330 DE-600 43.35 bkl 85.35 bkl Hu, Zhifeng verfasserin aut Highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics 2019 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier An enriched aerobic/anoxic biological filter (EABF) filled with iron-based microbial coupling carrier (IBMC) was used for highly efficient biodegradation of nitrogen pollutants in low C/N ratio domestic wastewater. The nitrogen removal efficiency, functional microbiological community of nitrogen cycle, and iron cycle in the EABF based on IBMC, were investigated. The NH4 +-N, TN and COD removal efficiency were 97.6%, 86.9% and 85.3%, respectively, in the EABF-filled IBMC with DO of 3.5 mg L−1, HRT of 12 h and reflux ratio of 5.5:1. Furthermore, differences were observed in the microbial communities, and Thiobacillus, Denitratisoma and Saprospiraceae were the dominant genera. Nitrosomonadaceae, Nitrospira, Ferritrophicum and Acidovorax were dominant in the nitrogen and iron-cycle communities. Besides, IBMC significantly affected the microbial compositions. Thus, the developed EABF achieved efficient nutrients removal from low C/N ratio domestic sewage, which is suitable for practical application. Domestic sewage Low C/N ratio Biological filter Micro-electrolysis Combined heterotrophic and autotrophic denitrification (HAD) Microbial community Liu, Jingyi verfasserin aut Zheng, Weiye verfasserin aut Li, Desheng verfasserin aut Liu, Yuanhui verfasserin aut Yao, Hong verfasserin aut Enthalten in Journal of cleaner production Amsterdam [u.a.] : Elsevier Science, 1993 238 Online-Ressource (DE-627)324655878 (DE-600)2029338-0 (DE-576)252613988 0959-6526 nnns volume:238 GBV_USEFLAG_U SYSFLAG_U GBV_ELV SSG-OPC-GGO GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_105 GBV_ILN_110 GBV_ILN_150 GBV_ILN_151 GBV_ILN_224 GBV_ILN_370 GBV_ILN_602 GBV_ILN_702 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2027 GBV_ILN_2034 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2056 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2118 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2190 GBV_ILN_2336 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4313 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4393 43.35 Umweltrichtlinien Umweltnormen 85.35 Fertigung AR 238 |
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10.1016/j.jclepro.2019.117867 doi (DE-627)ELV002825775 (ELSEVIER)S0959-6526(19)32737-4 DE-627 ger DE-627 rda eng 690 330 DE-600 43.35 bkl 85.35 bkl Hu, Zhifeng verfasserin aut Highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics 2019 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier An enriched aerobic/anoxic biological filter (EABF) filled with iron-based microbial coupling carrier (IBMC) was used for highly efficient biodegradation of nitrogen pollutants in low C/N ratio domestic wastewater. The nitrogen removal efficiency, functional microbiological community of nitrogen cycle, and iron cycle in the EABF based on IBMC, were investigated. The NH4 +-N, TN and COD removal efficiency were 97.6%, 86.9% and 85.3%, respectively, in the EABF-filled IBMC with DO of 3.5 mg L−1, HRT of 12 h and reflux ratio of 5.5:1. Furthermore, differences were observed in the microbial communities, and Thiobacillus, Denitratisoma and Saprospiraceae were the dominant genera. Nitrosomonadaceae, Nitrospira, Ferritrophicum and Acidovorax were dominant in the nitrogen and iron-cycle communities. Besides, IBMC significantly affected the microbial compositions. Thus, the developed EABF achieved efficient nutrients removal from low C/N ratio domestic sewage, which is suitable for practical application. Domestic sewage Low C/N ratio Biological filter Micro-electrolysis Combined heterotrophic and autotrophic denitrification (HAD) Microbial community Liu, Jingyi verfasserin aut Zheng, Weiye verfasserin aut Li, Desheng verfasserin aut Liu, Yuanhui verfasserin aut Yao, Hong verfasserin aut Enthalten in Journal of cleaner production Amsterdam [u.a.] : Elsevier Science, 1993 238 Online-Ressource (DE-627)324655878 (DE-600)2029338-0 (DE-576)252613988 0959-6526 nnns volume:238 GBV_USEFLAG_U SYSFLAG_U GBV_ELV SSG-OPC-GGO GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_105 GBV_ILN_110 GBV_ILN_150 GBV_ILN_151 GBV_ILN_224 GBV_ILN_370 GBV_ILN_602 GBV_ILN_702 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2027 GBV_ILN_2034 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2056 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2118 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2190 GBV_ILN_2336 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4313 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4393 43.35 Umweltrichtlinien Umweltnormen 85.35 Fertigung AR 238 |
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Hu, Zhifeng ddc 690 bkl 43.35 bkl 85.35 misc Domestic sewage misc Low C/N ratio misc Biological filter misc Micro-electrolysis misc Combined heterotrophic and autotrophic denitrification (HAD) misc Microbial community Highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics |
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690 330 DE-600 43.35 bkl 85.35 bkl Highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics Domestic sewage Low C/N ratio Biological filter Micro-electrolysis Combined heterotrophic and autotrophic denitrification (HAD) Microbial community |
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ddc 690 bkl 43.35 bkl 85.35 misc Domestic sewage misc Low C/N ratio misc Biological filter misc Micro-electrolysis misc Combined heterotrophic and autotrophic denitrification (HAD) misc Microbial community |
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ddc 690 bkl 43.35 bkl 85.35 misc Domestic sewage misc Low C/N ratio misc Biological filter misc Micro-electrolysis misc Combined heterotrophic and autotrophic denitrification (HAD) misc Microbial community |
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Highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics |
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Highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics |
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Hu, Zhifeng |
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Hu, Zhifeng Liu, Jingyi Zheng, Weiye Li, Desheng Liu, Yuanhui Yao, Hong |
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10.1016/j.jclepro.2019.117867 |
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highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics |
title_auth |
Highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics |
abstract |
An enriched aerobic/anoxic biological filter (EABF) filled with iron-based microbial coupling carrier (IBMC) was used for highly efficient biodegradation of nitrogen pollutants in low C/N ratio domestic wastewater. The nitrogen removal efficiency, functional microbiological community of nitrogen cycle, and iron cycle in the EABF based on IBMC, were investigated. The NH4 +-N, TN and COD removal efficiency were 97.6%, 86.9% and 85.3%, respectively, in the EABF-filled IBMC with DO of 3.5 mg L−1, HRT of 12 h and reflux ratio of 5.5:1. Furthermore, differences were observed in the microbial communities, and Thiobacillus, Denitratisoma and Saprospiraceae were the dominant genera. Nitrosomonadaceae, Nitrospira, Ferritrophicum and Acidovorax were dominant in the nitrogen and iron-cycle communities. Besides, IBMC significantly affected the microbial compositions. Thus, the developed EABF achieved efficient nutrients removal from low C/N ratio domestic sewage, which is suitable for practical application. |
abstractGer |
An enriched aerobic/anoxic biological filter (EABF) filled with iron-based microbial coupling carrier (IBMC) was used for highly efficient biodegradation of nitrogen pollutants in low C/N ratio domestic wastewater. The nitrogen removal efficiency, functional microbiological community of nitrogen cycle, and iron cycle in the EABF based on IBMC, were investigated. The NH4 +-N, TN and COD removal efficiency were 97.6%, 86.9% and 85.3%, respectively, in the EABF-filled IBMC with DO of 3.5 mg L−1, HRT of 12 h and reflux ratio of 5.5:1. Furthermore, differences were observed in the microbial communities, and Thiobacillus, Denitratisoma and Saprospiraceae were the dominant genera. Nitrosomonadaceae, Nitrospira, Ferritrophicum and Acidovorax were dominant in the nitrogen and iron-cycle communities. Besides, IBMC significantly affected the microbial compositions. Thus, the developed EABF achieved efficient nutrients removal from low C/N ratio domestic sewage, which is suitable for practical application. |
abstract_unstemmed |
An enriched aerobic/anoxic biological filter (EABF) filled with iron-based microbial coupling carrier (IBMC) was used for highly efficient biodegradation of nitrogen pollutants in low C/N ratio domestic wastewater. The nitrogen removal efficiency, functional microbiological community of nitrogen cycle, and iron cycle in the EABF based on IBMC, were investigated. The NH4 +-N, TN and COD removal efficiency were 97.6%, 86.9% and 85.3%, respectively, in the EABF-filled IBMC with DO of 3.5 mg L−1, HRT of 12 h and reflux ratio of 5.5:1. Furthermore, differences were observed in the microbial communities, and Thiobacillus, Denitratisoma and Saprospiraceae were the dominant genera. Nitrosomonadaceae, Nitrospira, Ferritrophicum and Acidovorax were dominant in the nitrogen and iron-cycle communities. Besides, IBMC significantly affected the microbial compositions. Thus, the developed EABF achieved efficient nutrients removal from low C/N ratio domestic sewage, which is suitable for practical application. |
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title_short |
Highly-efficient nitrogen removal from domestic wastewater based on enriched aerobic/anoxic biological filters and functional microbial community characteristics |
remote_bool |
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Liu, Jingyi Zheng, Weiye Li, Desheng Liu, Yuanhui Yao, Hong |
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up_date |
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