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Simultaneous nitrification and denitrification in activated sludge system under low oxygen concentration

ZHANG Peng, ZHOU Qi

Frontiers of Environmental Science & Engineering 2007, Volume 1, Issue 1,   Pages 49-52 doi: 10.1007/s11783-007-0009-1

Abstract: Simultaneous nitrification and denitrification (SND), which is more economical compared with the traditional

Keywords： synthetic wastewater     accessible     Simultaneous nitrification     MLSS·d     diffusion    

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Factors affecting simultaneous nitrification and denitrification in an SBBR treating domestic wastewater

LI Jun, GU Guowei, PENG Yongzhen, WEI Su

Frontiers of Environmental Science & Engineering 2007, Volume 1, Issue 2,   Pages 246-250 doi: 10.1007/s11783-007-0042-0

Abstract: batch biofilm reactor (SBBR) packed with Bauer rings was used to treat real domestic wastewater for simultaneousnitrification and denitrification.and denitrification.and denitrification.The efficiency of simultaneous nitrification and denitrification (SND) increased with increasing thickness
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A heterotrophic nitrification-aerobic denitrification bacterium TJPU05 suitable for nitrogen removal

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 6, doi: 10.1007/s11783-021-1503-6

Abstract:

• H. venusta TJPU05 showed excellent HN-AD ability at high salinity.

Keywords： Salt-tolerant bacteria     H. venusta TJPU05     Heterotrophic nitrification and aerobic denitrification    

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Practical consideration for design and optimization of the step feed process

Shijian GE, Yongzhen PENG, Congcong LU, Shuying WANG

Frontiers of Environmental Science & Engineering 2013, Volume 7, Issue 1,   Pages 135-142 doi: 10.1007/s11783-012-0454-3

Abstract: Moreover, (61.5±6.0)% of influent COD was efficiently involved in denitrification or phosphorus releaseAs much as 35.3% of TN was eliminated through simultaneous nitrification and denitrification process

Keywords： step feed     anoxic/oxic (A/O)     University of Cape Town (UCT)     simultaneous nitrification and denitrification    

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Methanogenic community structure in simultaneous methanogenesis and denitrification granular sludge

Yujiao Sun, Juanjuan Zhao, Lili Chen, Yueqiao Liu, Jiane Zuo

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 4, doi: 10.1007/s11783-018-1067-2

Abstract:

• UASB with SMD granules was operated with high removal efficiency of COD and NO3--N.

• Methanosaetaceae was absolute predominant methanogen in SMD granules.

• The methanogen quantity and activity decreased as C/N decreased from 20:1 to 5:1.

• Bacterial community succession happened with C/N decreasing.

Keywords： Simultaneous methanogenesis and denitrification (SMD)     Methanogens     Community structure     Diversity index    

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Control of sludge settleability and nitrogen removal under low dissolved oxygen condition

Zhaoxu PENG, Yongzhen PENG, Zhenbo YU, Xuliang LIU, Xiaoling LI, Randeng WANG

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 6,   Pages 884-891 doi: 10.1007/s11783-012-0408-9

Abstract: Energy consumption by aeration reduced under low DO LFB condition, whereas the nitrification performanceHowever, short-cut nitrification and simultaneous nitrification denitrification (SND) were prone to take

Keywords： limited filamentous bulking     sequencing batch reactor     sludge settleability     sludge volume index     simultaneousnitrification denitrification    

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Insights into simultaneous anammox and denitrification system with short-term pyridine exposure: Process

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 6, doi: 10.1007/s11783-021-1433-3

Abstract:

• Short-term effect of the pyridine exposure on the SAD process was investigated.

Keywords： Anammox     Inhibition     Metabolic pathway     Microbial community     Pyridine     SAD    

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Preparation and characterization of a novel microorganism embedding material for simultaneous nitrificationand denitrification

Ming Zeng, Ping Li, Nan Wu, Xiaofang Li, Chang Wang

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 6, doi: 10.1007/s11783-017-0961-3

Abstract: novel microorganism embedding material was prepared to enhance the biological nitrogen removal through simultaneousnitrification and denitrification.were observed, proving the occurrence of simultaneous nitrification and denitrification.

Keywords： Immobilization technology     Nitrogen removal     Cyclodextrin     Microbial community     Wastewater treatment    

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Enhanced nitrogen removal and microbial analysis in partially saturated constructed wetland for treating anaerobically digested swine wastewater

Zhenfeng Han, Ying Miao, Jing Dong, Zhiqiang Shen, Yuexi Zhou, Shan Liu, Chunping Yang

Frontiers of Environmental Science & Engineering 2019, Volume 13, Issue 4, doi: 10.1007/s11783-019-1133-4

Abstract:

Simultaneous nitrification and denitrification

Keywords： Constructed wetland     Decentralized swine wastewater     Biozeolite     Simultaneous nitrification and denitrification    

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addition attained advanced nitrogen removal in low C/N ratio municipal wastewater through short-cut nitrification-denitrification

Shengjie Qiu, Jinjin Liu, Liang Zhang, Qiong Zhang, Yongzhen Peng

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 2, doi: 10.1007/s11783-020-1318-x

Abstract: Stable short-cut nitrification was achieved after 46d and then anammox sludge was inoculated.

Keywords： Sludge fermentation liquid     Municipal wastewater     Advanced nitrogen removal     Short-cut nitrification     Partial    

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Nitrification and denitrification in biological activated carbon filter for treating high ammonia source

LIU Jianguang, ZHANG Xiaojian, WANG Zhansheng

Frontiers of Environmental Science & Engineering 2008, Volume 2, Issue 1,   Pages 94-98 doi: 10.1007/s11783-008-0020-1

Abstract: The key factor of restricting nitrification in BACF was the influent DO.The nitrification and degradation of organic matters existed in the aerobic zone, while the denitrificationDue to the limited carbon source, the denitrification could not be carried out properly, which led tothe accumulation of the denitrification intermediates such as NO2.In addition to the denitrification bacteria, the nitrification and the heterotrophic bacteria existed
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Activity and characteristics of “Oxygen-enriched” highly reactive absorbent for simultaneous flue gasdesulfurization and denitrification

Yi ZHAO,Tianxiang GUO,Zili ZANG

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 2,   Pages 222-229 doi: 10.1007/s11783-014-0636-2

Abstract: Oxygen-enriched” highly reactive absorbent was prepared by mixing fly ash, lime and a small quantity of KMnO for simultaneousdesulfurization and denitrification.The highest simultaneous removal efficiency, 94.5% of SO and 64.2% of NO, was achieved under the optimalabsorbents, the results showed that sulfate and nitrite were the main products for desulfurization and denitrification

Keywords： Oxygen-enriched” highly reactive absorbent     Surface characteristics     Flue gas circulating fluidized bed     Simultaneousdesulfurization and denitrification    

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the upgrade process of a full-scale landfill leachate treatment plant – from conventional to partial nitrification-denitrification

Binbin Sheng, Depeng Wang, Xianrong Liu, Guangxing Yang, Wu Zeng, Yiqing Yang, Fangang Meng

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 6, doi: 10.1007/s11783-020-1272-7

Abstract: Because of the low access to biodegradable organic substances used for denitrification, the partial nitrification-denitrificationIn this study, the process upgrade from conventional to partial nitrification-denitrification was comprehensivelyThe partial nitrification-denitrification system was successfully achieved through the optimizing dissolvedaccumulation occurred in the reactor (reaching 98.8 mg/L), indicating high-efficiency of the partial nitrificationThe results obtained in this study advanced our understanding of the operation of a partial nitrification-denitrification

Keywords： Landfill leachate     Process upgrade     Partial nitrification-denitrification     Bacterial community     Metagenomics    

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Optimization of denitrifying phosphorus removal in a pre-denitrification anaerobic/anoxic/post-aeration+ nitrification sequence batch reactor (pre-A

Weihua Zhao, Meixiang Wang, Jianwei Li, Yu Huang, Baikun Li, Cong Pan, Xiyao Li, Yongzhen Peng

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 5, doi: 10.1007/s11783-018-1084-1

Abstract:

A novel two sludge pre-A2NSBR system was developed.

Advanced N and P removal was optimized to treat real domestic wastewater.

Nitrifiers and PAOs were enriched with 19.41% and 26.48%, respectively.

Acetate was demonstrated as the high-quality carbon source type.

Keywords： Denitrifying phosphorus removal     C/N ratio     Nitrate recycling     Carbon source type     Biological nutrient removal     Pre-A2NSBR system    

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Characteristics of pollutants behavior in a stormwater constructed wetland during dry days

Jianghua YU, Kisoo PARK, Youngchul KIM

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 5,   Pages 649-657 doi: 10.1007/s11783-012-0426-7

Abstract: These variations provided strong evidence for the existence of nitrification.

Keywords： constructed stormwater wetland     dry days     nitrification and denitrification     pollutants characteristic    

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Title Author Date Type Operation

Simultaneous nitrification and denitrification in activated sludge system under low oxygen concentration

ZHANG Peng, ZHOU Qi

Journal Article

Factors affecting simultaneous nitrification and denitrification in an SBBR treating domestic wastewater

LI Jun, GU Guowei, PENG Yongzhen, WEI Su

Journal Article

A heterotrophic nitrification-aerobic denitrification bacterium TJPU05 suitable for nitrogen removal

Journal Article

Practical consideration for design and optimization of the step feed process

Shijian GE, Yongzhen PENG, Congcong LU, Shuying WANG

Journal Article

Methanogenic community structure in simultaneous methanogenesis and denitrification granular sludge

Yujiao Sun, Juanjuan Zhao, Lili Chen, Yueqiao Liu, Jiane Zuo

Journal Article

Control of sludge settleability and nitrogen removal under low dissolved oxygen condition

Zhaoxu PENG, Yongzhen PENG, Zhenbo YU, Xuliang LIU, Xiaoling LI, Randeng WANG

Journal Article

Insights into simultaneous anammox and denitrification system with short-term pyridine exposure: Process

Journal Article

Preparation and characterization of a novel microorganism embedding material for simultaneous nitrificationand denitrification

Ming Zeng, Ping Li, Nan Wu, Xiaofang Li, Chang Wang

Journal Article

Enhanced nitrogen removal and microbial analysis in partially saturated constructed wetland for treating anaerobically digested swine wastewater

Zhenfeng Han, Ying Miao, Jing Dong, Zhiqiang Shen, Yuexi Zhou, Shan Liu, Chunping Yang

Journal Article

addition attained advanced nitrogen removal in low C/N ratio municipal wastewater through short-cut nitrification-denitrification

Shengjie Qiu, Jinjin Liu, Liang Zhang, Qiong Zhang, Yongzhen Peng

Journal Article

Nitrification and denitrification in biological activated carbon filter for treating high ammonia source

LIU Jianguang, ZHANG Xiaojian, WANG Zhansheng

Journal Article

Activity and characteristics of “Oxygen-enriched” highly reactive absorbent for simultaneous flue gasdesulfurization and denitrification

Yi ZHAO,Tianxiang GUO,Zili ZANG

Journal Article

the upgrade process of a full-scale landfill leachate treatment plant – from conventional to partial nitrification-denitrification

Binbin Sheng, Depeng Wang, Xianrong Liu, Guangxing Yang, Wu Zeng, Yiqing Yang, Fangang Meng

Journal Article

Optimization of denitrifying phosphorus removal in a pre-denitrification anaerobic/anoxic/post-aeration+ nitrification sequence batch reactor (pre-A

Weihua Zhao, Meixiang Wang, Jianwei Li, Yu Huang, Baikun Li, Cong Pan, Xiyao Li, Yongzhen Peng

Journal Article

Characteristics of pollutants behavior in a stormwater constructed wetland during dry days

Jianghua YU, Kisoo PARK, Youngchul KIM

Journal Article