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   Articles with "contactor" as a keyword



Hydraulic and disinfection efficiency of an ozonation contactor for a municipal water treatment plant using computational fluid dynamics

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recommendations! Published in 2017 at "Canadian Journal of Chemical Engineering"

DOI: 10.1002/cjce.22839

Abstract: Determination of hydrodynamic characteristics and disinfection efficiency are important factors in the operational study of the ozone contactors. In the present work, a full-scale ozonation contactor for a municipal water treatment plant was simulated by… read more here.

Keywords: contactor municipal; ozonation; disinfection efficiency; contactor ... See more keywords
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An improved CFD modeling approach applied for the simulation of gas–liquid interaction in the ozone contactor along with structure optimization

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recommendations! Published in 2020 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2019.123322

Abstract: Abstract An improved two-phase computational fluid dynamics (CFD) model has been developed by incorporation of Eulerian-Eulerian approach and user defined function (UDF) to address the liquid–gas flow and ozone reaction in an ozone contactor. Besides,… read more here.

Keywords: structure optimization; two phase; ozone contactor; model ... See more keywords

Thermodynamic analyses and optimizations of extraction process of CO2 from acidic seawater by using hollow fiber membrane contactor

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recommendations! Published in 2018 at "International Journal of Heat and Mass Transfer"

DOI: 10.1016/j.ijheatmasstransfer.2018.04.036

Abstract: Abstract Extraction process of CO2 from acidic seawater by using hollow fiber membrane contactor is studied in this paper by using finite time thermodynamics or entropy generation minimization theory. Analytical formulae of the extraction rate… read more here.

Keywords: phase; acidic seawater; co2; egr ... See more keywords

Effect of liquid viscosity on the performance of a non-porous membrane contactor for CO2 capture

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recommendations! Published in 2019 at "Separation and Purification Technology"

DOI: 10.1016/j.seppur.2019.04.024

Abstract: Abstract The effect of liquid viscosity on the performance of a non-porous membrane contactor is important to study for a proper solvent selection and process design. In this work, the overall mass transfer coefficient for… read more here.

Keywords: effect liquid; membrane; contactor; liquid viscosity ... See more keywords
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Mass transfer in hollow fiber membrane contactor: Computational fluid dynamics determination of the shell side resistance

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recommendations! Published in 2020 at "Separation and Purification Technology"

DOI: 10.1016/j.seppur.2020.116674

Abstract: Abstract In this work, a fully virtual workflow describing mass transfer at the fiber scale inside of a hollow fiber membrane contactor was used to access overall contactor performances. To do so, fiber geometry was… read more here.

Keywords: fiber membrane; mass transfer; contactor; hollow fiber ... See more keywords
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Reaction of methanol to olefin using a membrane contactor on a silica substrate

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recommendations! Published in 2021 at "Separation and Purification Technology"

DOI: 10.1016/j.seppur.2020.117647

Abstract: Abstract A MFI zeolite membrane was synthesized on a porous silica substrate. The defect-free MFI zeolite membrane was synthesized via a secondary growth method using seed crystals (Si/Al = 20) on a silica substrate in a parent… read more here.

Keywords: seed; mfi zeolite; silica substrate; contactor ... See more keywords

Exploring Geometric Properties and Cycle Design in Packed Bed and Monolith Contactors Using Temperature-Vacuum Swing Adsorption Modeling for Direct Air Capture

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recommendations! Published in 2024 at "Industrial & Engineering Chemistry Research"

DOI: 10.1021/acs.iecr.4c02303

Abstract: This study presents a comprehensive comparison between the packed bed and monolith contactor configurations for direct air capture (DAC) via process modeling of a temperature-vacuum swing adsorption (TVSA) process. We investigate various design parameters to… read more here.

Keywords: direct air; packed bed; contactor; sorbent ... See more keywords

Optimal design and control of a new permanent magnet AC contactor with forced breaking mechanism

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recommendations! Published in 2020 at "Iet Electric Power Applications"

DOI: 10.1049/iet-epa.2019.0193

Abstract: This study addresses the design of a new type of permanent magnet contactor, which uses forced breaking to overcome failure conditions. A multi-objective optimisation method based on the genetic algorithm is used to design the… read more here.

Keywords: permanent magnet; forced breaking; contactor; magnet contactor ... See more keywords

Continuous separation of molybdenum and zirconium from simulated high-level liquid waste with a Taylor–Couette contactor

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recommendations! Published in 2018 at "Journal of Nuclear Science and Technology"

DOI: 10.1080/00223131.2018.1509029

Abstract: ABSTRACT Reprocessing of spent nuclear fuels generates high-level liquid waste (HLLW) which undergoes vitrification into borosilicate glass before final geological disposal. To ensure the quality of the glass, control of the concentration of chemical species… read more here.

Keywords: taylor couette; liquid waste; high level; separation ... See more keywords

Research on the Bounce Suppression of the 3-D Interpenetrating Cu-W

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recommendations! Published in 2024 at "IEEE Transactions on Components, Packaging and Manufacturing Technology"

DOI: 10.1109/tcpmt.2024.3467120

Abstract: The bouncing of the contactor upon closing can cause adhesion of contacts and wear of the contact tips, and these factors directly influence the reliability and electrical longevity of the contactor. In this study, a… read more here.

Keywords: bounce suppression; contact bounce; bounce; contactor ... See more keywords

Research on Double Closed-Loop Control Strategy of Contactors Based on Flux Linkage Observers

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recommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2021.3070509

Abstract: In this article, a double closed-loop control structure of a contactor is proposed for the first time, in which the outer flux linkage loop controls the inner current loop to retain the merits of current… read more here.

Keywords: loop control; contactor; linkage; flux linkage ... See more keywords