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Advanced nitrogen and phosphorus removal in A

Jianhua WANG, Yongzhen PENG, Yongzhi CHEN

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 3,   Pages 474-480 doi: 10.1007/s11783-011-0360-0

Abstract: bigger anoxic zone and biologic aerated filter (A O-BAF) system was operated to treat low carbon-to-nitrogenThe A O process was employed mainly for organic matter and phosphorus removal, and for denitrificationaccumulating organisms (DPAOs) played an important role in removing up to 91% of phosphorus along with nitrogenwhich indicated that the suspended activated sludge process presented a good denitrifying phosphorus removalThe average removal efficiency of chemical oxygen demand (COD), total nitrogen (TN), total phosphorus

Keywords： zone and biologic aerated filter (A2O-BAF) system     domestic wastewater with low carbon-to-nitrogenratio     advanced nitrogen and phosphorus removal     denitrifying phosphorus removal    

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Combined biologic aerated filter and sulfur/ceramisite autotrophic denitrification for advanced wastewaternitrogen removal at low temperatures

Tian WAN,Guangming ZHANG,Fengwei DU,Junguo HE,Pan WU

Frontiers of Environmental Science & Engineering 2014, Volume 8, Issue 6,   Pages 967-972 doi: 10.1007/s11783-014-0690-9

Abstract: An innovative advanced wastewater treatment process combining biologic aerated filter (BAF) and sulfur/ceramisite-based autotrophic denitrification (SCAD) for reliable removal of nitrogen was proposed inThe performance of this process was investigated, and the impact of temperature on nitrogen removal wasResults showed that the combined system was effective in nitrogen removal even at low temperatures (8Removal of total nitrogen (TN), -N, N reached above 90% at room temperature.

Keywords： denitrification     biologic aerated filter (BAF)     sulfur/ceramisite-based autotrophic denitrification (SCAD)     advancednitrogen removal    

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Sludge fermentation liquid addition attained advanced nitrogen removal in low C/N ratio municipal wastewater

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: . • Nitrogen removal efficiency of 92.51% was achieved in municipal wastewater. • The novel system couldBiological nitrogen removal of wastewater with low COD/N ratio could be enhanced by the addition of wastedIn the stable period, effluent total inorganic nitrogen (TIN) was less than 4.3 mg/L with removal efficiencyOverall, this study suggests anammox could be combined with SFL addition, resulting in a stable enhanced nitrogenbiological removal.

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

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Advanced nitrogen removal by pulsed sequencing batch reactors (SBR) with real-time control

YANG Qing, PENG Yongzhen, YANG Anming, LI Jianfeng, GUO Jianhua

Frontiers of Environmental Science & Engineering 2007, Volume 1, Issue 4,   Pages 488-492 doi: 10.1007/s11783-007-0078-1

Abstract: feasibility of pH and oxidation reduction potential (ORP) as on-line control parameters to advance nitrogenremoval in pulsed sequencing batch reactors (SBR) was evaluated.

Keywords： reduction potential     oxidation reduction     operational     feasibility     nitrogen    

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Advanced nitrogen removal using pilot-scale SBR with intelligent control system built on three layer

YANG Qing, WANG Shuying, YANG Anming, GUO Jianhua, BO Fengyang

Frontiers of Environmental Science & Engineering 2007, Volume 1, Issue 1,   Pages 33-38 doi: 10.1007/s11783-007-0006-4

Abstract: Since eutrophication has become increasingly severe in China, nitrogen and phosphorous have been theconcern of wastewater treatment, especially nitrogen removal.The stabilization of the intelligent control system and nitrogen removal efficiency were investigatedUsing the intelligent control system not only could save energy, but also could achieve advanced nitrogenremoval.

Keywords： eutrophication     pilot-scale aerobic-anoxic     stabilization     oxidation reduction     nitrification    

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Enhanced nitrogen removal reliability and efficiency in integrated constructed wetland microcosms using

Yue WEN, Chao XU, Gang LIU, Yi CHEN, Qi ZHOU

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 1,   Pages 140-147 doi: 10.1007/s11783-011-0286-6

Abstract: The results showed that VF2-HSF2 compared to VF1-HSF1 was not only a more reliable nitrogen removal method, but also enhanced the nitrogen removal efficiency by 50%.The average apparent rate of nitrogen removal in VF2-HSF2 reached to 2.52 gN·m ·d , which doubled thePlant uptake and organic nitrogen sediment accounted for 12% and 6% of the total nitrogen removal inBiologic nitrogen removal was the dominant mechanism, which accounted for 79% and 87% of the total nitrogen

Keywords： constructed wetland     zeolite     bioregeneration     nitrogen removal    

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Methanation and chemolitrophic nitrogen removal by an anaerobic membrane bioreactor coupled partial nitrification

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 6, doi: 10.1007/s11783-023-1668-2

Abstract:

● Efficient carbon methanation and nitrogen removal was achieved in

Keywords： Anaerobic membrane bioreactor     Partial nitrification/Anammox     Carbon separation     Chemolitrophic nitrogenremoval    

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Impact of photosynthesis and transpiration on nitrogen removal in constructed wetlands

LUO Weiguo, WANG Shihe, HUANG Juan, YAN Lu, HUANG Jun

Frontiers of Environmental Science & Engineering 2007, Volume 1, Issue 3,   Pages 316-319 doi: 10.1007/s11783-007-0053-x

Abstract: To determine the impact of photosynthesis and transpiration on nitrogen removal in wetlands, an artificialand hydraulic conditions, the daily changes of photosynthesis and transpiration of reeds, as well as nitrogenremoval efficiency were measured.In addition, the efficiency of water usage by reeds and nitrogen removal efficiency could be affectedby the water level in wetlands; a higher level boosts nitrogen removal efficiency.

Keywords： transpiration     Correlation coefficient     nitrogen removal     artificial wetland     impact    

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Effect of wetland plant fermentation broth on nitrogen removal and bioenergy generation in constructed

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 12, doi: 10.1007/s11783-022-1592-x

Abstract:

● Fermentation broth facilitates N removal and energy yields in tertiary

Keywords： Constructed wetland     Microbial fuel cell     Nitrogen removal     Bioenergy generation     Carbon source    

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Enhanced nitrogen removal and microbial analysis in partially saturated constructed wetland for treating

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:

Tidal operation was better for total nitrogenremoval than intermittent flow.

Mechanism of nitrogen removal by biozeolite-based

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

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Research on polyhydroxyalkanoates and glycogen transformations: Key aspects to biologic nitrogen andphosphorus removal in low dissolved oxygen systems

Hongjing LI, Yinguang CHEN

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 2,   Pages 283-290 doi: 10.1007/s11783-010-0243-9

Abstract: was conducted on the effect of polyhydroxyalkanoates (PHA) and glycogen transformations on biologic nitrogenand phosphorus removal in low dissolved oxygen (DO) systems.The total nitrogen (TN) removal efficiency was 68% and 82% in SBR1 and SBR2, respectively.transformations should be taken into account as key components for optimizing anaerobic/aerobic (low DO) biologic nitrogenand phosphorus removal systems.

Keywords： low dissolved oxygen (DO)     biological nitrogen and phosphorus removal     polyhydroxyalkanoates (PHA)     glycogen    

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Feedforward control for nitrogen removal in a pilot-scale anaerobic-anoxic-oxic plant for municipal wastewater

Tonggang SHEN, Hanchang SHI, Huiming SHI, He JING, Huilei XIONG

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 1,   Pages 130-139 doi: 10.1007/s11783-010-0266-2

Abstract: To improve the efficiency of nitrogen removal with lower energy consumption, the study of feedforwardThe nitrogen removal was successfully improved in the pilot plant.The effluent total nitrogen had decreased by 29.9% and was steadily controlled below 15 mg·L .

Keywords： anaerobic-anoxic-oxic (AAO)     feedforward control     municipal wastewater     nitrogen removal    

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Effects of La, Ce on nitrogen removal in sequencing batch reactor

Qing XIA , Rui LIANG , Yuning HONG , Lili DING , Hongqiang REN , Yuxiang MAO , Mingyu ZHAO ,

Frontiers of Environmental Science & Engineering 2009, Volume 3, Issue 3,   Pages 369-374 doi: 10.1007/s11783-009-0036-1

Abstract: The data showed that higher NH―N removal rate, total inorganic nitrogen removal efficiency, andremoval efficiency and NH―N removal efficiency by 15.7% and 10%―15%, respectively.When the concentrations of REEs were higher than 1mg/L, the total inorganic nitrogen removalWhen the concentrations of REEs was up to 50.0mg/L, the total inorganic nitrogen removal efficiencyLower concentrations of REEs were found to accelerate the nitrogen conversion and removal in SBR.

Keywords： rare earth     La3+     Ce3+     inorganic nitrogen     nitrogen removal     sequencing batch reactor    

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Relationships between loading rates and nitrogen removal effectiveness in subsurface flow constructed

ZHANG Rongshe, LI Guanghe, ZHANG Xu, ZHOU Qi

Frontiers of Environmental Science & Engineering 2008, Volume 2, Issue 1,   Pages 89-93 doi: 10.1007/s11783-008-0002-3

Abstract: Nitrogen removal of wetlands under 40 different inflow loadings were studied in the field during 15 monthsThe removal efficiency of four different sets of beds, namely the reed bed, the Zizania caduciflor bedThe outflow loading and total nitrogen (TN) removal rate of these beds under different inflow loadingsAverage removal rate was between 1062 and 2007 mg·(m·d).SFS with plant had a better removal rate than the control.
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Performance of completely autotrophic nitrogen removal over nitrite process under different aeration

GUO Jinsong, YANG Guohong, FANG Fang, QIN Yu

Frontiers of Environmental Science & Engineering 2008, Volume 2, Issue 4,   Pages 439-445 doi: 10.1007/s11783-008-0046-4

Abstract: biofilm reactors (SBBRs) were operated for 155 days to evaluate the performance of completely autotrophic nitrogenremoval over nitrite (CANON) process under different aeration modes and dissolved oxygen (DO).In the continuously-aerated reactor, the efficiency of the ammonium nitrogen conversion and total nitrogen(TN) removal reached 80% and 70%, respectively, with DO between 0.8–1.0 mg/L.However, to achieve the same nitrogen removal efficiency, the DO needed in the intermittently-aerated

Keywords： Synthetic wastewater     process     Whereas     biofilm     detection    

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Title Author Date Type Operation

Advanced nitrogen and phosphorus removal in A

Jianhua WANG, Yongzhen PENG, Yongzhi CHEN

Journal Article

Combined biologic aerated filter and sulfur/ceramisite autotrophic denitrification for advanced wastewaternitrogen removal at low temperatures

Tian WAN,Guangming ZHANG,Fengwei DU,Junguo HE,Pan WU

Journal Article

Sludge fermentation liquid addition attained advanced nitrogen removal in low C/N ratio municipal wastewater

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

Journal Article

Advanced nitrogen removal by pulsed sequencing batch reactors (SBR) with real-time control

YANG Qing, PENG Yongzhen, YANG Anming, LI Jianfeng, GUO Jianhua

Journal Article

Advanced nitrogen removal using pilot-scale SBR with intelligent control system built on three layer

YANG Qing, WANG Shuying, YANG Anming, GUO Jianhua, BO Fengyang

Journal Article

Enhanced nitrogen removal reliability and efficiency in integrated constructed wetland microcosms using

Yue WEN, Chao XU, Gang LIU, Yi CHEN, Qi ZHOU

Journal Article

Methanation and chemolitrophic nitrogen removal by an anaerobic membrane bioreactor coupled partial nitrification

Journal Article

Impact of photosynthesis and transpiration on nitrogen removal in constructed wetlands

LUO Weiguo, WANG Shihe, HUANG Juan, YAN Lu, HUANG Jun

Journal Article

Effect of wetland plant fermentation broth on nitrogen removal and bioenergy generation in constructed

Journal Article

Enhanced nitrogen removal and microbial analysis in partially saturated constructed wetland for treating

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

Journal Article

Research on polyhydroxyalkanoates and glycogen transformations: Key aspects to biologic nitrogen andphosphorus removal in low dissolved oxygen systems

Hongjing LI, Yinguang CHEN

Journal Article

Feedforward control for nitrogen removal in a pilot-scale anaerobic-anoxic-oxic plant for municipal wastewater

Tonggang SHEN, Hanchang SHI, Huiming SHI, He JING, Huilei XIONG

Journal Article

Effects of La, Ce on nitrogen removal in sequencing batch reactor

Qing XIA , Rui LIANG , Yuning HONG , Lili DING , Hongqiang REN , Yuxiang MAO , Mingyu ZHAO ,

Journal Article

Relationships between loading rates and nitrogen removal effectiveness in subsurface flow constructed

ZHANG Rongshe, LI Guanghe, ZHANG Xu, ZHOU Qi

Journal Article

Performance of completely autotrophic nitrogen removal over nitrite process under different aeration

GUO Jinsong, YANG Guohong, FANG Fang, QIN Yu

Journal Article