The role of nitrifier denitrification in the production of nitrous oxide revisited

N Wrage-Mönnig, MA Horn, R Well, C Müller… - Soil Biology and …, 2018 - Elsevier
Nitrifier denitrification is the reduction of nitrite (NO 2−) by ammonia-oxidizing bacteria. This
process may account for up to 100% of nitrous oxide (N 2 O) emissions from ammonium (NH …

A decade of nitrous oxide (N2O) monitoring in full-scale wastewater treatment processes: a critical review

V Vasilaki, TM Massara, P Stanchev, F Fatone… - Water research, 2019 - Elsevier
Direct nitrous oxide (N 2 O) emissions during the biological nitrogen removal (BNR)
processes can significantly increase the carbon footprint of wastewater treatment plant …

[HTML][HTML] Application of a hybrid mechanistic/machine learning model for prediction of nitrous oxide (N2O) production in a nitrifying sequencing batch reactor

MJ Mehrani, F Bagherzadeh, M Zheng, P Kowal… - Process Safety and …, 2022 - Elsevier
Nitrous oxide (N 2 O) is a key parameter for evaluating the greenhouse gas emissions from
wastewater treatment plants. In this study, a new method for predicting liquid N 2 O …

[HTML][HTML] Linking seasonal N2O emissions and nitrification failures to microbial dynamics in a SBR wastewater treatment plant

W Gruber, R Niederdorfer, J Ringwald, E Morgenroth… - Water research X, 2021 - Elsevier
Nitrous oxide (N 2 O) is a strong greenhouse gas and causal for stratospheric ozone
depletion. During biological nitrogen removal in wastewater treatment plants (WWTP), high …

[HTML][HTML] Model-based identification of the dominant N2O emission pathway in a full-scale activated sludge system

M Maktabifard, K Blomberg, E Zaborowska… - Journal of Cleaner …, 2022 - Elsevier
Activated sludge models (ASMs), extended with an N 2 O emission module, are powerful
tools to describe the operation of full-scale wastewater treatment plants (WWTPs) …

Integrated plant-wide modelling for evaluation of the energy balance and greenhouse gas footprint in large wastewater treatment plants

E Zaborowska, K Czerwionka, J Mąkinia - Applied Energy, 2021 - Elsevier
Modern wastewater treatment plants (WWTPs) should maintain a balance between three
combined sustainability criteria, including effluent quality, energy performance and …

[HTML][HTML] Tracing N2O formation in full-scale wastewater treatment with natural abundance isotopes indicates control by organic substrate and process settings

W Gruber, PM Magyar, I Mitrovic, K Zeyer, M Vogel… - Water research X, 2022 - Elsevier
Nitrous oxide (N 2 O) dominates greenhouse gas emissions in wastewater treatment plants
(WWTPs). Formation of N 2 O occurs during biological nitrogen removal, involves multiple …

Pathways and Controls of N2O Production in Nitritation–Anammox Biomass

C Ma, MM Jensen, BF Smets… - Environmental science & …, 2017 - ACS Publications
Nitrous oxide (N2O) is an unwanted byproduct during biological nitrogen removal processes
in wastewater. To establish strategies for N2O mitigation, a better understanding of …

Model-Based Evaluation of N2O Production Pathways in the Anammox-Enriched Granular Sludge Cultivated in a Sequencing Batch Reactor

X Lu, T DS Pereira, HE Al-Hazmi… - … science & technology, 2018 - ACS Publications
A mechanistic model was developed as an extension of the Activated Sludge Model No. 1 to
describe three nitrous oxide (N2O) production pathways in a laboratory-scale anammox …

Effect of operating conditions on N2O emissions from one-stage partial nitritation-anammox reactors

X Wan, JE Baeten, EIP Volcke - Biochemical Engineering Journal, 2019 - Elsevier
One-stage partial nitration-anammox granular sludge technologies are widely applied to
treat nitrogen-rich wastewater. However, the strong greenhouse gas nitrous oxide (N 2 O) …