An overview of flow features and mixing in micro T and arrow mixers

S Camarri, A Mariotti, C Galletti… - Industrial & …, 2020 - ACS Publications
An overview of the mixing performances of micro T mixers operating with a single fluid is
presented. The focus is on the relationship between the flow features and mixing. Indeed, T …

Unsteady flow regimes in arrow-shaped micro-mixers with different tilting angles

A Mariotti, C Galletti, E Brunazzi, MV Salvetti - Physics of Fluids, 2021 - pubs.aip.org
Two arrow-shaped micro-mixers, obtained from the classical T-shaped geometry by tilting
downward the inlet channels, are considered herein. The two configurations, having …

Investigation on steady regimes in a X-shaped micromixer fed with water and ethanol

M Antognoli, ST Masoni, A Mariotti, R Mauri… - Chemical Engineering …, 2022 - Elsevier
Microreactors are very attractive for intensifying chemical and biochemical reactions, as they
enable a large heat transfer with high control of the operating conditions. These features …

Mixing efficiency enhancement by a modified curved micromixer: A numerical study

PR Mashaei, S Asiaei, SM Hosseinalipour - Chemical Engineering and …, 2020 - Elsevier
The flow characteristics and mixing efficiency in a novel chaotic micromixer is numerically
investigated from both eulerian and lagrangian viewpoints. The configuration consists of four …

Steady flow regimes and mixing performance in arrow-shaped micro-mixers

A Mariotti, C Galletti, E Brunazzi, MV Salvetti - Physical Review Fluids, 2019 - APS
The different flow regimes occurring for increasing Reynolds numbers (Re) in an arrow-
shaped micro-mixer operated for liquid mixing are investigated by the synergic use of …

Numerical investigation of flow regimes in T‐shaped micromixers: Benchmark between finite volume and spectral element methods

C Galletti, A Mariotti, L Siconolfi… - … Canadian Journal of …, 2019 - Wiley Online Library
Computational fluid dynamics (CFD) is very appealing to investigate mixing and reaction in
microdevices, as it allows easily investigating different operating conditions as well as mixer …

Numerical analysis of non-aligned inputs M-type micromixers with different shaped obstacles for biomedical applications

M Irfan, I Shah, UM Niazi, M Ali, S Ali… - Proceedings of the …, 2022 - journals.sagepub.com
Fluid mixing in lab-on-a-chip devices at laminar flow conditions result in a low mixing index.
The reason is dominant diffusion over the convection process. The mixing index can be …

An investigation of flow regimes and mixing in a novel arrow-shaped jet reactor

L Xue, G Liu, Y Wang, Z Hao, H Bie - Chemical Engineering Science, 2024 - Elsevier
Fluid mixing plays a vital role in the industry of chemical engineering. In this work, a novel
arrow-shaped jet reactor by varying the angle of fluid impingement in the inlet channel was …

Experimental investigation of three-dimensional flow regimes in a cross-shaped reactor

JW Zhang, WF Li, XL Xu, HF Liu, FC Wang - Physics of Fluids, 2019 - pubs.aip.org
Flow regimes in a cross-shaped reactor with square cross sections of two inlets and two
outlets were investigated at 20≤ Re≤ 500, where Re is the Reynolds number. Visualization …

[HTML][HTML] Pre-arranged sequences of micropillars for passive mixing control of water and ethanol

M Antognoli, L Donato, C Galletti, D Stoecklein… - Chemical Engineering …, 2023 - Elsevier
Microfluidic reactors have enabled the continuous conduction of chemical reactions with
exceptional control of fluids and operating conditions. To enhance reagent mixing in laminar …