The extension of the one‐dimensional two‐fluid slug capturing method to simulate slug flow in vertical pipes
Sign Up to like & getrecommendations! Published in 2020 at "International Journal for Numerical Methods in Fluids"
DOI: 10.1002/fld.4909
Abstract: While many studies have been conducted on the application of the one‐dimensional (1D) two‐fluid model in horizontal and nearly horizontal pipes under slug flow condition, very few works have been carried out on the mechanistic… read more here.
Keywords: slug; one dimensional; dimensional two; slug flow ... See more keywords
Enzymatic hydrolysis of rapeseed oil by Thermomyces lanuginosus lipase: variation of continuous and dispersed phase in a slug flow reactor
Sign Up to like & getrecommendations! Published in 2018 at "Applied Microbiology and Biotechnology"
DOI: 10.1007/s00253-018-8902-z
Abstract: This paper takes a look on the effects of mass transport limitation occurring in hydrolysis of rape seed oil by means of an interfacial activated lipase from Thermomyces lanuginosus. In order to carry out investigations… read more here.
Keywords: phase; dispersed phase; thermomyces lanuginosus; slug flow ... See more keywords
Fast Continuous Non-Seeded Cooling Crystallization of Glycine in Slug Flow: Pure α-Form Crystals with Narrow Size Distribution
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Pharmaceutical Innovation"
DOI: 10.1007/s12247-020-09438-0
Abstract: Purpose Glycine has been widely used as pharmaceutical excipients and synthesis reagents, and commercial glycine has a significant amount of aggregation and wide particle size distribution. A simple but reproducible process for generating uniform glycine… read more here.
Keywords: crash cooling; size distribution; slug flow; pure form ... See more keywords
Simulation of slug flow initiation with adaptive numerical diffusion based on wavelength effect
Sign Up to like & getrecommendations! Published in 2021 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-021-03178-z
Abstract: This study presents a methodology using the correlation of numerical diffusion with the standard two-fluid model to simulate the separated two-phase flow (gas–liquid) in a pipe. Firstly, different numerical schemes are examined to investigate the… read more here.
Keywords: methodology; slug flow; flow initiation; numerical diffusion ... See more keywords
High-viscosity liquid mixing in a slug-flow micromixer: a numerical study
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Flow Chemistry"
DOI: 10.1007/s41981-020-00085-7
Abstract: Mixing of high-viscosity liquids (e.g. glycerol–water solutions) is challenging and costly and often requires employing active mixing methods. Two-phase flow micromixers have attracted attention due to their low cost, simple structure, and high performance. In… read more here.
Keywords: slug flow; water; high viscosity; flow ... See more keywords
Modelling studies of enantioselective extraction of an amino acid derivative in slug flow capillary microreactors
Sign Up to like & getrecommendations! Published in 2018 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2018.08.006
Abstract: Abstract This work shows that enantioselective liquid–liquid extraction in microreactors is attractive for chiral separation. A precise control over the residence time in microreactors results in high enantiopurities and low host inventories. Mathematical modelling has… read more here.
Keywords: extraction; amino acid; acid derivative; slug flow ... See more keywords
Aldolase catalyzed L-phenylserine synthesis in a slug-flow microfluidic system - Performance and diastereoselectivity studies
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DOI: 10.1016/j.ces.2016.08.033
Abstract: Abstract We study synthesis of L -phenylserine catalyzed by the enzyme L -threonine aldolase in a slug-flow microfluidic system. Slug-flow arrangement allows for the continuous refilling of sparingly soluble substrate (benzaldehyde) into an aqueous reaction… read more here.
Keywords: system; slug flow; concentration; synthesis ... See more keywords
Transport boundaries and prediction of the slug velocity and layer fraction in horizontal slug flow pneumatic conveying
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DOI: 10.1016/j.ces.2020.115916
Abstract: Abstract The poorly understood mechanisms of slug flow remain an obstacle for widespread application of this dense phase flow. The parameters that characterise the flow have repeatedly been observed to have a bounded range of… read more here.
Keywords: slug flow; transport boundaries; slug velocity; layer fraction ... See more keywords
Effect of fluid viscosities on the liquid-liquid slug flow and pressure drop in a rectangular microreactor
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DOI: 10.1016/j.ces.2021.116697
Abstract: Abstract The hydrodynamics of liquid-liquid slug flow with various fluid systems were investigated, aiming at revealing the viscous effects of both phases. The operation range, droplet formation, film thickness and pressure drop of slug flow… read more here.
Keywords: pressure drop; slug flow; flow;
Mathematical modeling and experimental validation of continuous slug-flow tubular crystallization with ultrasonication-induced nucleation and spatially varying temperature
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DOI: 10.1016/j.cherd.2021.03.026
Abstract: Continuous slug-flow tubular crystallization has been explored by several research groups in academia and industry as a way to produce crystals while having low capital equipment costs. In this crystallization type, slugs of slurry and… read more here.
Keywords: flow tubular; temperature; slug flow; tubular crystallization ... See more keywords
Investigation of the hydrodynamics of slug flow in airlift pumps
Sign Up to like & getrecommendations! Published in 2018 at "Chinese Journal of Chemical Engineering"
DOI: 10.1016/j.cjche.2018.04.015
Abstract: Abstract A slug flow model considering the dispersed bubbles entrained from the tail of Taylor bubble (TB) and re-coalesced with the successive TB was proposed. Experiment was conducted to test the validity of this model… read more here.
Keywords: slug flow; hydrodynamics slug; investigation hydrodynamics; flow airlift ... See more keywords