[HTML][HTML] A review of bubble surface loading and its effect on bubble dynamics

A Wang, G Evans, S Mitra - Minerals Engineering, 2023 - Elsevier
In mineral flotation, surface loading dynamics of bubbles due to particle attachment and
detachment in a turbulent environment is central to the understanding of separation kinetics …

Effect of turbulence on the detachment between an air bubble and a glass bead with different hydrophobicity: Experiments and simulations

M Yang, Z Zhang, N Wu - Powder Technology, 2024 - Elsevier
The effect of turbulence on the detachment between an air bubble and a glass bead (soda-
lime) with different hydrophobicity was comprehensively researched. An experimental …

Microbubble-based process for the enhancement of microfine and heavy oil droplets swirl separation in axial inlet hydrocyclone

Q Liu, S Liu, Y Li, Y Liu, N Wang, Q Yang… - Separation and Purification …, 2024 - Elsevier
Because of the pressing demand for environmental governance and resource utilization of
pollutants, the separation of oil in oily wastewater has become a research hotspot in water …

Predictions of particle–bubble collision efficiency and critical collision angle in froth flotation

K Zheng, X Yan, L Wang, H Zhang - Colloids and Surfaces A …, 2024 - Elsevier
Particle–bubble collision is the initial step in particle collection by rising air bubbles in
flotation processes, and thus numerous models have been proposed to predict collision …

Numerical estimation of critical local energy dissipation rate for particle detachment from a bubble-particle aggregate captured within a confined vortex

MM Hoque, E Doroodchi, GJ Jameson, GM Evans… - Minerals …, 2022 - Elsevier
In flotation, interactions of bubble-particle aggregates with turbulent flow structures in the
liquid medium result in particle detachment. This study aims to simulate this phenomenon …

Determining collision efficiency in multi-bubble-particle systems in presence of turbulence

A Wang, MM Hoque, G Evans, S Mitra - Minerals Engineering, 2022 - Elsevier
Bubble-particle collision efficiency in the existing flotation literature is determined in a single
bubble-particle system assuming an ideal flow field in absence of any turbulence which …

Effect of gas on separation performance of an axial hydrocyclone for preliminary water separation

M Liu, C Kong, Y Zhang, J Chen, S Peng - Powder Technology, 2023 - Elsevier
Hydrocyclones have become the preferred solution to the high water cut of fluids produced
in oil wells. However, the gas associated with these fluids affect the separation efficiency of …

Identification of wind-induced particle resuspension in urban environment using CFD modelling

J Linda, J Pospíšil, K Köbölová - Atmosphere, 2022 - mdpi.com
Air pollution caused by particulate matter (PM) is a current problem in many cities. With the
introduction of strict emission limits and electric cars, lower particle production is expected in …

Effect of energy input on flotation of particles with different sizes: Perspective of hydrodynamics characteristics

R Zhou, H Wang, X Li, D Li, W Wang, Y Liang… - Journal of …, 2023 - Elsevier
By employing a torque sensor to measure energy input in a flotation machine, this paper
investigates the flotation behavior of modified quartz particles with different sizes but similar …

Research on process modeling and simulation of spent lead paste desulfurization enhanced reactor

L Zhao, Z Tan, X Zhang, Q Zhang, W Wang… - Chinese Journal of …, 2023 - Elsevier
In the reaction process of carbonate desulfurization lead paste, the produced PbCO 3 is
easily wrapped in the outer periphery of PbSO 4 to form a product layer, hindering the mass …