Impact of hybrid surfaces on the droplet breakup dynamics in microgravity slug flow: A dynamic contact angle analysis

SM Mousavi, D Jarrahbashi, BJ Lee, N Karimi… - Physics of …, 2023 - pubs.aip.org
Microfluidic devices, which enable precise control and manipulation of fluids at the
microscale, have revolutionized various fields, including chemical synthesis and space …

Effect of hybrid wall contact angles on slug flow behavior in a T-junction microchannel: A numerical study

SM Mousavi, F Sotoudeh, BJ Lee, MR Paydari… - Colloids and Surfaces A …, 2022 - Elsevier
This study investigates the effects of hydrophilic-to-superhydrophobic discontinuous wall
contact angles on gas-liquid slug flow in a T-junction microchannel. The two-phase volume …

Investigation of bubble structure in a microchannel under microgravity conditions: Effects of discontinuous wettability with dynamic contact angle

SM Mousavi, BJ Lee - Acta Astronautica, 2022 - Elsevier
A thorough understanding of the dynamics of bubble/liquid two-phase flows under
microgravity conditions is essential for achieving efficient heat transfer between spacecraft …

Numerical simulation of bubble generation in a T-junction

S Arias, D Legendre, R González-Cinca - Computers & fluids, 2012 - Elsevier
We present a numerical study of the formation of mini-bubbles in a 2D T-junction by means
of the fluid dynamics numerical code JADIM. Numerical simulations were carried out for …

Influence of contact angle boundary condition on CFD simulation of T-junction

S Arias, A Montlaur - Microgravity science and technology, 2018 - Springer
In this work, we study the influence of the contact angle boundary condition on 3D CFD
simulations of the bubble generation process occurring in a capillary T-junction. Numerical …

Comparison of two gas injection methods for generating bubbles in a T-junction

S Arias - Microgravity Science and Technology, 2020 - Springer
In this work, we compare the performance of two different methods for generating bubbles in
conditions relevant to microgravity. A T-junction formed by two cylindrical (1 mm of internal …

Numerical study and experimental comparison of two-phase flow generation in a T-junction

S Arias, A Montlaur - AIAA journal, 2017 - arc.aiaa.org
This paper presents a three-dimensional numerical study of the bubble generation process
in a micro T-junction, performed with the commercial computational fluid dynamics solver …

CFD and experimental investigation of the gas–liquid flow in the distributor of a compact heat exchanger

SB Saad, C Gentric, JF Fourmigué, P Clement… - … research and design, 2014 - Elsevier
High performance of compact heat exchangers is conditioned by correct fluid distribution.
This is especially true for gas–liquid heat exchangers where a uniform distribution is …

Numerical and experimental study of the squeezing-to-dripping transition in a T-junction

S Arias, A Montlaur - Microgravity Science and Technology, 2020 - Springer
In this work, we study the transition from squeezing to dripping during the formation of
bubbles in a capillary T-junction in conditions relevant to microgravity. The junction is formed …

Analysis of the characteristic lengths in the bubble and slug flow regimes generated in a capillary T-junction

S Arias, R González-Cinca - International Journal of Multiphase Flow, 2016 - Elsevier
We present an analysis of the geometry of the continuous and disperse phases in the
bubble and slug flow regimes in air–water mixtures generated in a capillary T-junction of 1 …