Journal ArticleDOI
Modelling the link amongst fine-pore diffuser fouling, oxygen transfer efficiency, and aeration energy intensity.
Manel Garrido-Baserba,Reza Sobhani,Pitiporn Asvapathanagul,Pitiporn Asvapathanagul,Graham W. McCarthy,Betty H. Olson,Victory Odize,Ahmed Al-Omari,Sudhir Murthy,Andrea Nifong,Johnnie Godwin,Charles Bott,Michael K. Stenstrom,Andrew Shaw,Diego Rosso +14 more
TLDR
This research systematically studied the behavior of aeration diffuser efficiency over time, and its relation to the energy usage per diffuser, to help utilities gain more insight into process mechanisms and design better energy efficiency strategies at existing facilities to reduce energy consumption.About:
This article is published in Water Research.The article was published on 2017-03-15. It has received 30 citations till now. The article focuses on the topics: Diffuser (sewage) & Aeration.read more
Citations
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Journal ArticleDOI
Aeration Process in Bioreactors as the Main Energy Consumer in a Wastewater Treatment Plant. Review of Solutions and Methods of Process Optimization
TL;DR: In this paper, the authors present the construction of aeration systems, their classification as well as parameters and factors that significantly affect the aeration process e.g., oxygen transfer efficiency, diffuser fouling, methods of dealing with diffuser and diffuser selection.
Journal ArticleDOI
Advances in anaerobic membrane bioreactor technology for municipal wastewater treatment: A 2020 updated review
Sergi Vinardell,Sergi Astals,Miriam Peces,M.A. Cardete,Isaac Fernández,Joan Mata-Alvarez,Joan Dosta +6 more
TL;DR: In this paper, the authors present an updated review of five challenges that currently hinder the implementation of anaerobic membrane bioreactors (AnMBR) for mainstream sewage treatment: (i) membrane fouling, (ii) process configuration, (iii) process temperature, (iv) sewage sulphate concentration, and (v) sewage low organics concentration.
Journal ArticleDOI
The Economics of Wastewater Treatment Decentralization: A Techno-economic Evaluation.
TL;DR: The results prove that source-separated alternatives can be competitive options despite existing drawbacks, while the hybrid approach resulted in the least cost-effective solution.
Journal ArticleDOI
A Critical Review of the Factors Affecting Modeling Oxygen Transfer by Fine‐Pore Diffusers in Activated Sludge
TL;DR: 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 and mathematical models that could be used to develop dynamic α-factor predictions and diffuser fouling predictions are unavailable.
Journal ArticleDOI
Effect of nanobubble application on performance and structural characteristics of microbial aggregates.
TL;DR: This study found that applying nanobubble effectively provided extra oxygen for microbial aggregates and achieved a 10.58% improvement in total nitrogen removal.
References
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BookDOI
Biological Wastewater Treatment: Principles, Modelling and Design
TL;DR: The online course in Biological Wastewater Treatment from UNESCO-IHE as mentioned in this paper is an online course on modeling and design of wastewater treatment plants with a focus on wastewater treatment plant design and operation.
Journal ArticleDOI
Phylogenetic analysis and in situ identification of bacteria in activated sludge.
TL;DR: The bacterial community structure of activated sludge of a large municipal wastewater treatment plant was investigated by use of the rRNA approach, and potentially pathogenic representatives of the genus Arcobacter were present in significant numbers in theactivated sludge sample examined.
Book
Handbook of Water and Wastewater Treatment Plant Operations
TL;DR: Water and Wastewater Operations: An Overview Current Issues in Water and Wastwater Treatment Operations Water/Wastewater Operators Upgrading Security Water/wastewater References, Models, and Terminology Water and Water Operations: Math and Technical Aspects Water/Water Math Operations Blueprint Reading Water Hydraulics Fundamentals of Electricity Hydraulic Machines: Pumps Water and Washing Water Conveyance Characteristics of Water Basic Water Chemistry Water Microbiology as mentioned in this paper.
Journal ArticleDOI
Bacterial communities in different sections of a municipal wastewater treatment plant revealed by 16S rDNA 454 pyrosequencing.
Lin Ye,Tong Zhang +1 more
TL;DR: In this study, it is successfully demonstrated that 454 pyrosequencing was a powerful approach for investigating the bacterial communities in the activated sludge, digestionSludge, influent, and effluent samples of a full scale wastewater treatment plant treating saline sewage.
Journal ArticleDOI
Aeration of large-scale municipal wastewater treatment plants: state of the art
TL;DR: Results obtained with clean- and process-water tests are used to show the beneficial effects of high MCRT operations, the beneficial effect of selectors, and the decline of aeration efficiency due to dissolved surfactants.