A critical analysis of turbulence modulation in particulate flow systems: a review of the experimental studies

MM Hoque, JB Joshi, GM Evans… - Reviews in Chemical …, 2024 - degruyter.com
In multiphase particulate systems, the turbulence of the continuous phase (gas or liquid) is
modulated due to interactions between the continuous phase and the suspended particles …

Particles in a turbulent gas: Diffusion, bias, modulation and collisions

E Loth - Progress in Energy and Combustion Science, 2023 - Elsevier
Turbulence is an effective way to spread particles and drops in a fluid, which is critical for
many energy systems, ranging from carbon-based power-production to spray cooling for …

Sediment waves and the gravitational stability of volcanic jets

JT Gilchrist, AM Jellinek - Bulletin of Volcanology, 2021 - Springer
It is increasingly recognized that the gravitational stability of explosive eruption columns is
governed by complex ash-pumice-gas (multiphase) interactions as well as the mechanics of …

Dynamics of a single bubble rising in a quiescent medium

MM Hoque, R Moreno-Atanasio, E Doroodchi… - … Thermal and Fluid …, 2022 - Elsevier
In the present work, an experimental analysis was performed to characterise the flow field
around a single bubble of different diameters∼ 2.77–3.53 mm) rising in a quiescent medium …

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 …

Particle motion under turbulent eddies: Inspiration for fine minerals flotation

X Li, Z Sun, H Wang, L Wang, X Yan, H Zhang… - Chemical Engineering …, 2025 - Elsevier
Turbulent flow ubiquitous in flotation machines and contain multi-scale eddies. Compared to
static environments, turbulence can increase particle kinetic energy and promote particle …

Spatial detection and hierarchy analysis of large-scale particle clusters in wall-bounded turbulence

G Cui, I Ruhman, I Jacobi - Journal of Fluid Mechanics, 2022 - cambridge.org
Large-scale inertial particle clustering in a turbulent boundary layer (TBL) was investigated
experimentally by two-colour particle-image velocimetry and particle-tracking velocimetry …

Turbulent channel flow past a moving array of spheres

AW Vreman, JGM Kuerten - Journal of Fluid Mechanics, 2018 - cambridge.org
We have performed a particle-resolved direct numerical simulation of a turbulent channel
flow past a moving dilute array of spherical particles. The flow shares important features with …

Attenuation of turbulence in a periodic cube by finite-size spherical solid particles

S Oka, S Goto - Journal of Fluid Mechanics, 2022 - cambridge.org
To investigate the attenuation of turbulence in a periodic cube due to the addition of
spherical solid particles, we conduct direct numerical simulations using an immersed …

Modulation of turbulent flow field in an oscillating grid system owing to single bubble rise

MM Hoque, S Mitra, GM Evans, MJ Sathe… - Chemical Engineering …, 2018 - Elsevier
Modulation of turbulent flow in an oscillating grid system due to controlled release of a
bubble train was experimentally investigated using particle image velocimetry (PIV) …