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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: A laboratory-scale anaerobic-anoxic-aerobic process (A O) with a small aerobic zone and a bigger anoxiczone and biologic aerated filter (A O-BAF) system was operated to treat low carbon-to-nitrogen ratioA O process, the suspended activated sludge in this A O-BAF process contained small quantities of nitrifierand aerobic zone in A O process was also investigated, and the results demonstrated that the optimumvalue was 1∶6∶2.

Keywords： Anoxic zone and biologic aerated filter (A<sup>2sup>O-BAF) system     domestic wastewater with low carbon-to-nitrogen    

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Combined biologic aerated filter and sulfur/ceramisite autotrophic denitrification for advanced wastewater

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 sulfurIn SCAD reactor, ceramisite was used as filter and Ca(HCO ) was used for supplying alkalinity and carbonThe BAF-SCAD was used to treat the secondary treatment effluent.Results showed that the combined system was effective in nitrogen removal even at low temperatures (8Besides, vast surface area of sulfur with diameter of 2–6 mm enhanced the rate of microbial utilization

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

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Influence of influent on anaerobic ammonium oxidation in an Expanded Granular Sludge Bed-Biological AeratedFilter integrated system

Daijun ZHANG, Cui BAI, Ting TANG, Qing YANG

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 2,   Pages 291-297 doi: 10.1007/s11783-010-0270-6

Abstract: ANAMMOX), and methanogenesis have been successfully coupled in an Expanded Granular Sludge Bed-Biological AeratedFilter (EGSB-BAF) integrated system.120 mg·L at the outer recycle ratio of 200%, the influence of influent on ANAMMOX in the integrated systemThe good performance of the integrated system indicated that the bacterial community of denitrification

Keywords： Expanded Granular Sludge Bed-Biological Aerated Filter (EGSB-BAF) integrated system     the influence of    

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Anoxic phosphorus removal in a pilot scale anaerobic-anoxic oxidation ditch process

Hongxun HOU, Shuying WANG, Yongzhen PENG, Zhiguo YUAN, Fangfang YIN, Wang GAN

Frontiers of Environmental Science & Engineering 2009, Volume 3, Issue 1,   Pages 106-111 doi: 10.1007/s11783-009-0005-8

Abstract: The anaerobic-anoxic oxidation ditch (A /O OD) process is popularly used to eliminate nutrients fromOD process, a pilot-scale A /O OD plant (375 L) was conducted.batch tests using sequence batch reactors (12 L and 4 L) were operated to reveal the significance of anoxicand TN were 88.2%, 92.6%, 87.8%, and 73.1%, respectively, when the steady state of the pilot-scale A /OPhosphorus uptake took place in the anoxic zone by poly-phosphorus accumulating organisms could be

Keywords： wastewater treatment     anaerobic-anoxic (A<sup>2sup>/O)     oxidation ditch (OD)     biological phosphorus removal    

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Isolation and application of an ibuprofen-degrading bacterium to a biological aerated filter for the

Bingjie Xu, Gang Xue, Xing Yang

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 5, doi: 10.1007/s11783-018-1080-5

Abstract: itemcontent>

• Strain BL1 was applied to a laboratory-scale biological aeratedfilter system.listitem>

• Strain BL1 was stable in both static tests and in the biological aeratedfilter system.

Keywords： Ibuprofen     Biological aerated filter     Degrading bacterium     Serratia marcescens    

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Effect of short-term atrazine addition on the performance of an anaerobic/anoxic/oxic process

Changyong WU, Xiaoling LI, Zhiqiang CHEN, Yongzhen PENG,

Frontiers of Environmental Science & Engineering 2010, Volume 4, Issue 2,   Pages 150-156 doi: 10.1007/s11783-010-0020-9

Abstract: In this study, an anaerobic/anoxic/oxic (AO) wastewater treatment process was implemented to treat domesticThe concentrations of atrazine were 15, 10, and 5mg·L on days 1, 2 and 3, respectively.did not affect the nitrogen removal due to the high nitrification and denitrification capacity of the system

Keywords： biological nutrient removal     atrazine     anaerobic/anoxic/oxic (A2O) process     oxygen demand removal     oxygen    

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Advantages of intermittently aerated SBR over conventional SBR on nitrogen removal for the treatment

Xiaoyan Song, Rui Liu, Lujun Chen, Baogang Dong, Tomoki Kawagishi

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 3, doi: 10.1007/s11783-017-0941-7

Abstract: An intermittently aerated sequencing batch reactor (IASBR) and a traditional sequencing batch reactorA pre-anoxic process in the IASBR would enhance the ammonium oxidation while restrict the nitrite oxidationAnoxic duration of 40–80 min should be beneficial for achieving stable nitritation.

Keywords： Anoxic stress     Carbon source     Digested piggery wastewater     Intermittently aerated SBR (IASBR)     Total nitrogen    

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Performance and mechanism of carbamazepine removal by FeS-SO process: experimental investigation and DFT calculations

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 9, doi: 10.1007/s11783-023-1713-1

Abstract: ListItem>

● Synergistic removal of carbamazepine (CBZ) was obtained in the FeS-S2O8<sup>2–sup> process.

Keywords： FeS     S2O8<sup>2–sup>     Carbamazepine     DFT calculations     Degradation routes    

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Selective recovery of Cu

Haiping LUO,Bangyu QIN,Guangli LIU,Renduo ZHANG,Yabo TANG,Yanping HOU

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 3,   Pages 522-527 doi: 10.1007/s11783-014-0633-5

Abstract: As the bioelectrochemical system, the microbial fuel cell (MFC) and the microbial electrolysis cell (The wastewater was treated in the cathode chambers of the system, in which Cu and Ni ions were removedthe feasibility of selective recovery of Cu and Ni from the wastewater using the bioelectrochemical system

Keywords： bioelectrochemical system     Cu<sup>2+sup>     Ni<sup>2+sup>     selective recovery    

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Effects of Al

Lanhe Zhang, Jing Zheng, Jingbo Guo, Xiaohui Guan, Suiyi Zhu, Yanping Jia, Jian Zhang, Xiaoyu Zhang, Haifeng Zhang

Frontiers of Environmental Science & Engineering 2019, Volume 13, Issue 6, doi: 10.1007/s11783-019-1169-5

Abstract: composition and structure of extracellular polymeric substances (EPS) were investigated under anaerobic, anoxicThe flocculability of sludge in the anoxic zone was consistently higher than that in the anaerobic andHigher Al3+ concentrations (>30 mg/L) also inhibited the release of phosphorus in the anaerobic zone

Keywords： Extracellular polymeric substances     Activated sludge     Aluminum ion     A<sup>2sup>O     Wastewater    

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Impact of dissolved oxygen on the production of nitrous oxide in biological aerated filters

Qiang He, Yinying Zhu, Guo Li, Leilei Fan, Hainan Ai, Xiaoliu Huangfu, Hong Li

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 6, doi: 10.1007/s11783-017-0964-0

Abstract: electrophoresis (PCR-DGGE) and microelectrode technology were employed to evaluate the Nitrous oxide (N O)production in biological aerated filters (BAFs) under varied dissolved oxygen (DO) concentrations during6.0 to 2.0 mg·L , indicating that low DO may drive N O generation.system., and may be helpful for reduction of N O through regulation of DO levels.

Keywords： Nitrous oxide     Biological aerated filter     Microelectrode     Dissolved oxygen     Biofilm    

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On the monolayer dispersion behavior of Co3O4 on HZSM-5 support: designing applicable

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 11,   Pages 1741-1754 doi: 10.1007/s11705-023-2332-x

Abstract: Based on monolayer dispersion theory, Co3O4/ZSM-5 catalysts with different loadingsthreshold of 0.061 mmol 100 m<sup>–2sup>, equaling to a weight percentage around 4.5%.It has been revealed that the quantities of surface active oxygen (O2<sup>–sup>) and acidcapacity, possesses the most abundant active O2<sup>–sup> species and acidic sites, therebycapacity amount of Co3O4 onto HZSM-5 support.

Keywords： Co3O4/ZSM-5     NOx-SCR by NH3     monolayer dispersionthreshold effect     surface acid sites     surface active O2<sup>–sup> anions    

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Engineering a Coordinatively Unsaturated Au–O–Ti<sup>3+sup> Structure Toward Unprecedented H2 Efficiency for Low-Temperature Propene Epoxidation with H2 and O2 Article

Zhaoning Song, Hao Yan, Juncong Yuan, Hongfei Ma, Jianlin Cao, Yongxiang Wang, Qiang Wang, Chong Peng, Feng Deng, Xiang Feng, De Chen, Chaohe Yang, Yongkang Hu

Engineering 2023, Volume 25, Issue 6,   Pages 144-156 doi: 10.1016/j.eng.2023.01.008

Abstract:

Since 1998, the Au–O–Ti<sup>4+sup> sites of Au/Ti-based catalysts have been widely acceptedas the active sites for propene epoxidation with H2 and O2 at a relatively highon conventional Au–O–Ti<sup>4+sup> sites.>3+sup> sites promote electron transfer between Au and Ti<sup>3+sup>, thereby enhancing the OO2 and the Ti–OOH intermediate, even at a low temperature.

Keywords： Propene epoxidation     H2 efficiency     Au/Ti bifunctional catalysts     Coordinatively unsaturated    

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Optimization of phosphorus removal in uniFed SBR system for domestic wastewater treatment

Xuguang TANG, Shuying WANG, Yongzhen PENG

Frontiers of Environmental Science & Engineering 2010, Volume 4, Issue 4,   Pages 475-481 doi: 10.1007/s11783-010-0244-8

Abstract: UniFed SBR system with its unique operation mode had the distinct superiority of phosphorus removal.When the feed/ decant time was extended from 2 h to 4 h, the phosphorous removal efficiency increasedIn the mode of alternation of anoxic-aerobic (A/O) condition, phosphorous removal efficiency increasedsource in the influent can be used adequately, and denitrifying phosphorus removal was carried out in anoxicstage 2 (A2).

Keywords： UniFed sequencing batch reactor (SBR)     phosphorus removal     volumetric exchange ratio (VER)     alternation of anoxic-aerobic(A/O)     domestic wastewater    

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Phase equilibrium of the ternary system of NH 4 Cl—CaCl 2 —H 2 O at 50°C

Xia LI, Junsheng YUAN, Zhiyong JI, Jianxin CHEN,

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 1,   Pages 75-77 doi: 10.1007/s11705-009-0296-0

Abstract: The equilibrium data on the ternary system of NHCl—CaCl—HO at 50°C were investigatedThe experimental results show that there are three pure phase crystal areas of NHCl, 2NHCl·CaCl·3HO and CaCl·2HO, two mixture phase crystal areas of NHCl and 2NHCl·CaCl·3HO, and2NHCl·CaCl·3HO and CaCl·2HO in the system.A new hydration double salt (2NHCl·CaCl·3HO) was found in the ternary equilibrium system for
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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 wastewater

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

Journal Article

Influence of influent on anaerobic ammonium oxidation in an Expanded Granular Sludge Bed-Biological AeratedFilter integrated system

Daijun ZHANG, Cui BAI, Ting TANG, Qing YANG

Journal Article

Anoxic phosphorus removal in a pilot scale anaerobic-anoxic oxidation ditch process

Hongxun HOU, Shuying WANG, Yongzhen PENG, Zhiguo YUAN, Fangfang YIN, Wang GAN

Journal Article

Isolation and application of an ibuprofen-degrading bacterium to a biological aerated filter for the

Bingjie Xu, Gang Xue, Xing Yang

Journal Article

Effect of short-term atrazine addition on the performance of an anaerobic/anoxic/oxic process

Changyong WU, Xiaoling LI, Zhiqiang CHEN, Yongzhen PENG,

Journal Article

Advantages of intermittently aerated SBR over conventional SBR on nitrogen removal for the treatment

Xiaoyan Song, Rui Liu, Lujun Chen, Baogang Dong, Tomoki Kawagishi

Journal Article

Performance and mechanism of carbamazepine removal by FeS-SO process: experimental investigation and DFT calculations

Journal Article

Selective recovery of Cu

Haiping LUO,Bangyu QIN,Guangli LIU,Renduo ZHANG,Yabo TANG,Yanping HOU

Journal Article

Effects of Al

Lanhe Zhang, Jing Zheng, Jingbo Guo, Xiaohui Guan, Suiyi Zhu, Yanping Jia, Jian Zhang, Xiaoyu Zhang, Haifeng Zhang

Journal Article

Impact of dissolved oxygen on the production of nitrous oxide in biological aerated filters

Qiang He, Yinying Zhu, Guo Li, Leilei Fan, Hainan Ai, Xiaoliu Huangfu, Hong Li

Journal Article

On the monolayer dispersion behavior of Co3O4 on HZSM-5 support: designing applicable

Journal Article

Engineering a Coordinatively Unsaturated Au–O–Ti<sup>3+sup> Structure Toward Unprecedented H2 Efficiency for Low-Temperature Propene Epoxidation with H2 and O2

Zhaoning Song, Hao Yan, Juncong Yuan, Hongfei Ma, Jianlin Cao, Yongxiang Wang, Qiang Wang, Chong Peng, Feng Deng, Xiang Feng, De Chen, Chaohe Yang, Yongkang Hu

Journal Article

Optimization of phosphorus removal in uniFed SBR system for domestic wastewater treatment

Xuguang TANG, Shuying WANG, Yongzhen PENG

Journal Article

Phase equilibrium of the ternary system of NH 4 Cl—CaCl 2 —H 2 O at 50°C

Xia LI, Junsheng YUAN, Zhiyong JI, Jianxin CHEN,

Journal Article