A mathematical model for single CO2 bubble motion with mass transfer and surfactant adsorption/desorption in stagnant surfactant solutions

B Zhang, Z Wang, Y Luo, K Guo, L Zheng… - Separation and Purification …, 2023 - Elsevier
Gas absorption into a liquid is an effective means of reducing the emission of
environmentally unfavorable gases. The efficiency of the gas absorption is determined by …

Numerical study of conjugate mass transfer from a spherical droplet at moderate Reynolds number

A Rachih, D Legendre, E Climent, S Charton - International Journal of Heat …, 2020 - Elsevier
Hydrodynamics and conjugate mass transfer from a spherical droplet at low to moderate
Reynolds number have been investigated by direct numerical simulation. The study …

Numerical simulation of mass transfer in circulating drops

S Ubal, CH Harrison, P Grassia… - Chemical Engineering …, 2010 - Elsevier
Numerical simulations of mass transfer are performed for a circulating liquid drop with
applications in liquid–liquid extraction. Simulation parameters are chosen for a multi …

Unsteady heat transfer from an oblate/prolate spheroid

G Juncu - International Journal of heat and mass transfer, 2010 - Elsevier
Numerical methods are used to investigate the transient heat transfer from an oblate/prolate
spheroid to a steady stream of viscous, incompressible fluid. The temperature of the …

Streamline-averaged mass transfer in a circulating drop

P Grassia, S Ubal - Chemical Engineering Science, 2018 - Elsevier
Solute mass transfer is considered from the outside to the inside of a circulating drop in the
context of liquid-liquid extraction. Specifically an internal problem is treated with resistance …

Numerical solution of the parabolic multicomponent convection–diffusion mass transfer equations by a splitting method

G Juncu, A Nicola, C Popa, E Stroila - Numerical Heat Transfer …, 2017 - Taylor & Francis
The splitting method used in a previous study for the numerical solution of mass transfer
equations in ternary systems is generalized to mixtures with n-components. The diffusion …

Unsteady-state mass transfer from a binary gas bubble with changing volume

G Juncu - International journal of heat and mass transfer, 2011 - Elsevier
Numerical methods are used to investigate the transient mass transfer from a binary gas
bubble to an incompressible liquid. The bubble has two components: A–soluble and B …

Numerical simulation of multi-component mass transfer in rigid or circulating drops: Multi-component effects even in the presence of weak coupling

S Ubal, P Grassia, CH Harrison… - Colloids and Surfaces A …, 2011 - Elsevier
Numerical simulation results of mass transfer to and from drops with applications to liquid–
liquid extraction processes are considered. Multiple solute components (specifically 2 solute …

Transient Diffusion within Spherical Particles: Numerical Resolution of the Maxwell− Stefan Formulation

E Leonardi, C Angeli - Industrial & engineering chemistry …, 2010 - ACS Publications
The generalized Maxwell− Stefan equations describe the mass-transfer process in a
multicomponent mixture in different physical systems. This approach to the mass-transfer …

Splitting methods for the numerical solution of multi-component mass transfer problems

G Juncu, A Nicola, C Popa - Mathematics and Computers in Simulation, 2018 - Elsevier
In a multi-component system the diffusion of a certain species is dictated not only by its own
concentration gradient but also by the concentration gradient of the other species. In this …