Nitrous oxide production in autotrophic nitrogen removal granular sludge: A modeling study
Sign Up to like & getrecommendations! Published in 2019 at "Biotechnology and Bioengineering"
DOI: 10.1002/bit.26937
Abstract: The sustainability of autotrophic granular system performing partial nitritation and anaerobic ammonium oxidation (anammox) for complete nitrogen removal is impaired by the production of nitrous oxide (N2O). A systematic analysis of the pathways and affecting… read more here.
Keywords: nitrogen removal; pathway; production; autotrophic nitrogen ... See more keywords
The co-existence of anammox genera in an expanded granular sludge bed reactor with biomass carriers for nitrogen removal
Sign Up to like & getrecommendations! Published in 2018 at "Applied Microbiology and Biotechnology"
DOI: 10.1007/s00253-018-9494-3
Abstract: Anaerobic ammonium oxidation (anammox)-based nitrogen removal saves aeration energy and organic carbon costs, attributed to its anaerobic and autotrophic nature. However, due to the slow growth of anaerobic ammonium oxidation bacteria (AnAOB), drawbacks including long… read more here.
Keywords: nitrogen removal; biomass; granular sludge; expanded granular ... See more keywords
Dirammox-dominated microbial community for biological nitrogen removal from wastewater
Sign Up to like & getrecommendations! Published in 2024 at "Applied Microbiology and Biotechnology"
DOI: 10.1007/s00253-024-13214-2
Abstract: Abstract Direct ammonia oxidation (Dirammox) might be of great significance to advance the innovation of biological nitrogen removal process in wastewater treatment systems. However, it remains unknown whether Dirammox bacteria can be selectively enriched in… read more here.
Keywords: nitrogen removal; dirammox; wastewater; removal ... See more keywords
Evaluation of predominant factor for shortcut biological nitrogen removal in sequencing batch reactor at ambient temperature
Sign Up to like & getrecommendations! Published in 2019 at "Bioprocess and Biosystems Engineering"
DOI: 10.1007/s00449-019-02117-6
Abstract: The shortcut biological nitrogen removal (SBNR) process requires less aeration and external carbon due to the oxidization of ammonia into nitrite and its direct denitrification to nitrogen gas during the biological nitrogen removal process. However,… read more here.
Keywords: nitrogen; nitrogen removal; shortcut biological; biological nitrogen ... See more keywords
Advanced nitrogen removal without addition of external carbon source in an anaerobic/aerobic/anoxic sequencing batch reactor
Sign Up to like & getrecommendations! Published in 2019 at "Bioprocess and Biosystems Engineering"
DOI: 10.1007/s00449-019-02148-z
Abstract: Advanced nitrogen removal without the addition of external carbon source is challenging in the conventional biological nitrogen removal processes. This study presented a novel anaerobic/aerobic/anoxic sequencing batch reactor (A/O/A SBR) based on endogenous nitrate (NO3−–N)… read more here.
Keywords: removal without; nitrogen removal; removal; advanced nitrogen ... See more keywords
Comparison of nitrogen removal efficiency and microbial characteristics of modified two-stage A/O, A2/O and SBR processes
Sign Up to like & getrecommendations! Published in 2021 at "Environmental Geochemistry and Health"
DOI: 10.1007/s10653-021-00855-9
Abstract: The low temperature of sewage in north China results in low performance of biological treatment at municipal wastewater treatment plants (MWTPs), especially in biological nitrogen removal. A modified two-stage A/O process with an embedded biofilm… read more here.
Keywords: nitrogen; nitrogen removal; modified two; two stage ... See more keywords
Upscaling nitrogen removal processes in fluvial wetlands and irrigation canals in a patchy agricultural watershed
Sign Up to like & getrecommendations! Published in 2020 at "Wetlands Ecology and Management"
DOI: 10.1007/s11273-020-09714-3
Abstract: The evaluation of nitrogen (N) removal in aquatic ecosystems within human exploited watersheds may allow the setting of upper limits of N use in agriculture. However, such an evaluation is complex owing to the small… read more here.
Keywords: nitrogen removal; fluvial wetlands; wetlands irrigation; irrigation canals ... See more keywords
Microbial removal and plant uptake of nitrogen in constructed wetlands: mesocosm tests on influencing factors
Sign Up to like & getrecommendations! Published in 2018 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-018-3543-4
Abstract: Macrophytes and bacteria are key drivers of nitrogen removal in constructed wetlands. Through mesocosm experiments with vegetated submerged beds and free water surface wetlands in various operational modes, wetland configurations, and system layouts, this study… read more here.
Keywords: plant; nitrogen removal; removal; ammonia ... See more keywords
Achieving single-stage autotrophic nitrogen removal by composite membrane aerated biofilm with gel under two microbial entrapping patterns: experimental and modeling aspects
Sign Up to like & getrecommendations! Published in 2020 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-020-09660-w
Abstract: Single-stage autotrophic nitrogen removal offers advantages of low energy and carbon consumptions. Based on previous work about a novel composite membrane aerated biofilm (CMAB), two microbial entrapping patterns (mixed and stratified patterns) were evaluated for… read more here.
Keywords: single stage; stratified pattern; nitrogen removal; autotrophic nitrogen ... See more keywords
Improvement of nitrogen removal with iron scraps in floating treatment wetlands
Sign Up to like & getrecommendations! Published in 2021 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-020-12177-x
Abstract: Floating treatment wetland (FTW) in restoration of low C/N ratio wastewater was deemed to a frequently used method. However, the nitrate removal performance in floating beds was limited due to insufficient organic carbon sources. Iron… read more here.
Keywords: floating treatment; iron; iron scraps; nitrogen removal ... See more keywords
Effect of salinity on biological nitrogen removal from wastewater and its mechanism
Sign Up to like & getrecommendations! Published in 2024 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-024-32417-8
Abstract: The nitrogen discharge from saline wastewater will cause significant pollution to the environment. As a high-efficiency and low-cost treatment method, biological treatment has a promising application prospect in the removal of nitrogen from high-salt wastewater.… read more here.
Keywords: nitrogen; nitrogen removal; wastewater; biological nitrogen ... See more keywords