Aeration process in bioreactors as the main energy consumer in a wastewater treatment plant. Review of solutions and methods of process optimization

J Drewnowski, A Remiszewska-Skwarek, S Duda… - Processes, 2019 - mdpi.com
Due to the key role of the biological decomposition process of organic compounds in
wastewater treatment, a very important thing is appropriate aeration of activated sludge …

Advances in anaerobic membrane bioreactor technology for municipal wastewater treatment: A 2020 updated review

S Vinardell, S Astals, M Peces, MA Cardete… - … and Sustainable Energy …, 2020 - Elsevier
The application of anaerobic membrane bioreactors (AnMBR) for mainstream municipal
sewage treatment is almost ready for full-scale implementation. However, some challenges …

Contribution of nitrous oxide to the carbon footprint of full-scale wastewater treatment plants and mitigation strategies-a critical review

H Yao, X Gao, J Guo, H Wang, L Zhang, L Fan… - Environmental …, 2022 - Elsevier
Abstract Nitrous oxide (N 2 O), a potent greenhouse gas, significantly contributes to the
carbon footprint of wastewater treatment plants (WWTPs) and contributes significantly to …

The economics of wastewater treatment decentralization: a techno-economic evaluation

M Garrido-Baserba, S Vinardell… - … science & technology, 2018 - ACS Publications
The existing wastewater treatment infrastructure has not adequately established an efficient
and sustainable use of energy, water, and nutrients. A proposed scheme based on source …

A Critical Review of the Factors Affecting Modeling Oxygen Transfer by Fine‐Pore Diffusers in Activated Sludge: Baquero‐Rodríguez et al.

GA Baquero‐Rodríguez… - Water environment …, 2018 - Wiley Online Library
In this review, the factors affecting the transfer of oxygen in activated sludge processes using
fine‐pore diffusers for water resource recovery are critically discussed. In water resource …

Applying mass flow analysis and aeration optimization strategy to reduce energy consumption of a full-scale anaerobic/anoxic/oxic system

LM Jiang, W Zhang, Y Li, Y Shao, Z Zhang… - Journal of Water …, 2023 - Elsevier
A systematic aeration control strategy aiming at energy saving was proposed using a
comprehensive model composing of a mass flow analysis (MFA) module, an oxygen transfer …

Effect of nanobubble application on performance and structural characteristics of microbial aggregates

W Xiao, G Xu, G Li - Science of The Total Environment, 2021 - Elsevier
Herein an investigation on the performance and structural properties with aspects of stability,
composition, functional group, and three-dimensional distribution were approached to …

[HTML][HTML] Dynamic alpha factors: Prediction in time and evolution along reactors

D Bencsik, I Takács, D Rosso - Water Research, 2022 - Elsevier
The performance of aeration–one of the most costly processes at water resource recovery
facilities–is heavily impacted by actual wastewater characteristics which are commonly …

Improving energy efficiency of small water-resource recovery facilities: Opportunities and barriers

M Thompson, MF Dahab, RE Williams… - Journal of …, 2020 - ascelibrary.org
Approximately 80% of US centralized Small Water Resource Recovery Facilities (WRRFs)
serve populations less than 10,000 and can be significantly less energy efficient (E2) …

Filamentous organisms degrade oxygen transfer efficiency by increasing mixed liquor apparent viscosity: Mechanistic understanding and experimental verification

K Campbell, J Wang, GT Daigger - Water research, 2020 - Elsevier
Recent findings have demonstrated that activated sludge morphology significantly impacts
oxygen transfer efficiency (OTE) in the activated sludge process. In this study, we developed …