Identification of scaling during clean-in-place (CIP) in membrane water treatment process.
Sign Up to like & getrecommendations! Published in 2019 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2019.124398
Abstract: The goal of this study was to identify the scaling from the chemical cleaning of a polyvinylidene fluoride (PVDF) membrane, fouled by treating a solution containing inorganic foulants (Al, Fe, and Mn) in the presence… read more here.
Keywords: presence; inorganic foulants; water; chemical cleaning ... See more keywords
Solid effect in chemical cleaning treatment of oily sludge
Sign Up to like & getrecommendations! Published in 2017 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"
DOI: 10.1016/j.colsurfa.2017.02.038
Abstract: Oil recovery from oily sludge generated from the petroleum industry was investigated using a chemical cleaning method. Four chemicals including three surfactants, cationic cetyltrimethylammonium bromide (CTAB), nonionic Tween 60, and anionic sodium dodecylbenzenesulfonate (SDBS), and… read more here.
Keywords: sludge solid; effect; solid effect; chemical cleaning ... See more keywords
Impact of operation conditions, foulant adsorption, and chemical cleaning on the nanomechanical properties of ultrafiltration hollow fiber membranes
Sign Up to like & getrecommendations! Published in 2018 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"
DOI: 10.1016/j.colsurfa.2018.04.003
Abstract: The financial support of the GenoMembran-project funded by The Swedish Water and Wastewater Association (Swedish Water Development, SVU), Norrvatten, and VIVAB is gratefully acknowledged. Pentair X-Flow is acknowledged for the provision of various test modules… read more here.
Keywords: impact operation; operation conditions; foulant adsorption; conditions foulant ... See more keywords
Chemical cleaning of mullite ceramic microfiltration membranes which are fouled during oily wastewater treatment
Sign Up to like & getrecommendations! Published in 2017 at "Journal of water process engineering"
DOI: 10.1016/j.jwpe.2017.07.012
Abstract: Abstract In this study, chemical cleaning of home-made mullite ceramic membranes which are fouled during oily wastewater treatment was investigated. The high performance and low cost mullite membranes were prepared by local low cost kaolin… read more here.
Keywords: mullite ceramic; fouled oily; cleaning; oily wastewater ... See more keywords
Chemical cleaning of ultrafiltration membranes for polymer-flooding wastewater treatment: Efficiency and molecular mechanisms
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Membrane Science"
DOI: 10.1016/j.memsci.2017.08.062
Abstract: Abstract In a polymer-flooding wastewater treatment process, physically irreversible fouling of ultrafiltration (UF) membranes is severe and inevitable. Particularly, anionic polyacrylamide (APAM) aggravated flux loss is a challenge in flux recovery. Chemical cleaning procedures for… read more here.
Keywords: wastewater treatment; chemical cleaning; polymer flooding; flooding wastewater ... See more keywords
Chemical cleaning of algae-fouled ultrafiltration (UF) membrane by sodium hypochlorite (NaClO): Characterization of membrane and formation of halogenated by-products
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Membrane Science"
DOI: 10.1016/j.memsci.2019.117662
Abstract: Abstract This paper presents an investigation of the variation in membrane characteristics and formation of halogenated by-products during the off-line chemical cleaning of algae-fouled ultrafiltration (UF) membrane by NaClO solution. The chemical treatment led to… read more here.
Keywords: cleaning algae; halogenated products; chemical cleaning; formation halogenated ... See more keywords
Preparation of an antifouling and easy cleaning membrane based on amphiphobic fluorine island structure and chemical cleaning responsiveness
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Membrane Science"
DOI: 10.1016/j.memsci.2020.118403
Abstract: Abstract Excellent antifouling membrane surfaces and membrane cleaning efficiency are immensely desired but challenging to achieve. In this study, we initially prepared pH-responsive hydrophilic membrane surfaces by introducing carboxyl groups onto polyvinylidene fluoride (PVDF) membrane… read more here.
Keywords: fluorine island; island structure; pvdf; chemical cleaning ... See more keywords
Impacts on characteristics and effluent safety of PVDF ultrafiltration membranes aged by different chemical cleaning types
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Membrane Science"
DOI: 10.1016/j.memsci.2021.119770
Abstract: Abstract Chemical cleaning is an effective way to remove the irreversible fouling of ultrafiltration (UF) membranes. However, chemicals can also damage membranes. In order to investigate the effects of chemical cleaning on various properties of… read more here.
Keywords: ultrafiltration membranes; effluent safety; pvdf; chemical ... See more keywords
Effects of curative and preventive chemical cleaning processes on fouled steam generator tubes in nuclear power plants
Sign Up to like & getrecommendations! Published in 2017 at "Nuclear Engineering and Design"
DOI: 10.1016/j.nucengdes.2017.07.022
Abstract: Abstract Magnetite (Fe 3 O 4 ) deposits in the secondary circuit of nuclear pressurized water reactors (PWRs), lead to the fouling of the steam generators (SG) which decreases their thermal performances and increases the… read more here.
Keywords: deposit; cleaning processes; cleaning; chemical ... See more keywords
Comparison of different chemical cleaning reagents on fouling recovery in a Self-Forming dynamic membrane bioreactor (SFDMBR)
Sign Up to like & getrecommendations! Published in 2018 at "Separation and Purification Technology"
DOI: 10.1016/j.seppur.2018.05.059
Abstract: Abstract Self-forming dynamic membrane bioreactor (SFDMBR) using large pore size (>5 μm) membrane material is regarded as a cost-effective technology with less fouling and high permeate flux. However, no successful long-term operation without chemical cleaning is… read more here.
Keywords: recovery; cleaning; self forming; chemical cleaning ... See more keywords
Influence of chemical cleaning on physicochemical characteristics and ion rejection by thin film composite nanofiltration membranes.
Sign Up to like & getrecommendations! Published in 2019 at "Environmental science & technology"
DOI: 10.1021/acs.est.9b02738
Abstract: Impact of membrane cleaning with NaOH and HCl on the characteristics and associated changes in ion rejection was investigated in this study. NaOH affected the zeta potential of membranes with greater concentration of carboxylic groups… read more here.
Keywords: pore radii; zeta potential; rejection; chemical cleaning ... See more keywords