Results 41 to 50 of about 67,098 (307)

Membrane fouling induced by AHL-mediated soluble microbial product (SMP) formation by fouling-causing bacteria co-cultured with fouling-enhancing bacteria

open access: yesScientific Reports, 2017
Membrane fouling still remains a major obstacle for wider applications of membrane bioreactor (MBR), which is mainly caused by soluble microbial products (SMP).
So Ishizaki   +2 more
doaj   +1 more source

Effect of periodic backwash in the submerged membrane adsorption hybrid system [PDF]

open access: yes, 2006
The submerged membrane adsorption hybrid system (SMAHS) is an attractive solution in treating wastewater; however it faces membrane fouling although to a less extent.
Ben Aim, Roger   +4 more
core   +2 more sources

Composition and reversibility of fouling on low-pressure membranes in the filtration of coagulated water: insights into organic fractions behaviour [PDF]

open access: yes, 2016
The primary problem for the application of microfiltration (MF) and ultrafiltration (UF) membrane technology is membrane fouling. Such is the case that understanding membrane fouling has become one of the major factors driving MF and UF membrane ...
Bernat Camí, Xavier   +5 more
core   +2 more sources

Filtration characteristics of hollow fiber microfiltration membranes used in a specific double membrane bioreactor [PDF]

open access: yes, 2009
The performance of the microfiltration in a specifically designed membrane bioreactor operating under various transmembrane pressures with periodic backwashing was investigated for model media.
Albasi, Claire   +2 more
core   +2 more sources

Effect of Current Density and Contact Time of Electro-Coagulation on the Characteristics of Activated Sludge and Membrane Filtration

open access: yes대한환경공학회지, 2021
Objectives : The effect of current density and contact time of electro-coagulation on membrane fouling was investigated. In order to elucidate the reason why the membrane fouling was reduced by electro-coagulation, the changes in the characteristics of
Kyeong-Rae Kim, In-Soung Chang
doaj   +1 more source

Description of the biofouling phenomena affecting membranes by the boundary flux concept [PDF]

open access: yes, 2016
Membrane fouling, showing up with a significant reduction of process productivity and membrane lifetime, is one of the main issues in membrane technologies and has been successfully described by the boundary flux concept. Although the concept was applied
Baiocco, Daniele   +3 more
core   +1 more source

Direct Membrane Filtration of Municipal Wastewater: Studying the Most Suitable Conditions for Minimizing Fouling Rate in Commercial Porous Membranes at Demonstration Scale

open access: yesMembranes, 2023
This study aimed to evaluate the feasibility of applying a commercial porous membrane to direct filtration of municipal wastewater. The effects of membrane pore size (MF and UF), treated influent (raw wastewater and the primary settler effluent of a ...
Pau Sanchis-Perucho   +4 more
doaj   +1 more source

Proteins causing membrane fouling in membrane bioreactors

open access: yesWater Science and Technology, 2015
In this study, the details of proteins causing membrane fouling in membrane bioreactors (MBRs) treating real municipal wastewater were investigated. Two separate pilot-scale MBRs were continuously operated under significantly different operating conditions; one MBR was a submerged type whereas the other was a side-stream type.
Taro, Miyoshi   +4 more
openaire   +2 more sources

Optimal design of membrane processes. A problem of choices between process layout, operating conditions and adopted control system [PDF]

open access: yes, 2017
The development of membrane processes as a technology for environmental treatment applications and in particular for the purification of wastewater streams has significantly increased in the last decades.
Pulido, Javier M. Ochando   +1 more
core   +1 more source

Mitigation of Membrane Fouling Using an Electroactive Polyether Sulfone Membrane

open access: yesMembranes, 2020
Membrane fouling is the bottleneck limiting the wide application of membrane processes. Herein, we adopted an electroactive polyether sulfone (PES) membrane capable of mitigating fouling by various negatively charged foulants.
Chunyan Ma   +6 more
doaj   +1 more source

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