Particle transport in turbulent square duct flows with a free surface

Y Wang, LF Mortimer, M Fairweather, W Ma, Y Zhen - Physics of Fluids, 2024 - pubs.aip.org
Direct numerical simulation combined with a one-way coupled Lagrangian particle tracking
technique is employed to investigate dilute particle-laden turbulent flows in open square …

Mechanisms of particle preferential concentration induced by secondary motions in a dilute turbulent square duct flow

Y Wang, M Fairweather, LF Mortimer, Y Zhao, J Yao - Physics of Fluids, 2020 - pubs.aip.org
Particle-laden turbulent square duct flows at Re τ= 300 (based on the duct half-width and the
mean friction velocity) are investigated using direct numerical simulation with one-way …

Secondary flow-induced particle dynamics in fully developed turbulent square ducts with a free-slip boundary

Y Wang, W Ma, LF Mortimer, M Fairweather, S Wang - Powder Technology, 2025 - Elsevier
Secondary flow effects on particle dynamics are investigated in a fully developed turbulent
open square duct flow at a shear Reynolds number of Re τ= 300. The modelling of the fluid …

Turbulent transport of particles in a straight square duct

G Sharma, DJ Phares - International journal of multiphase flow, 2006 - Elsevier
Turbulent flow through a duct of square cross-section gives rise to off-axis secondary flows,
which are known to transfer momentum between fluid layers thereby flattening the velocity …

[HTML][HTML] Effects of finite-size neutrally buoyant particles on the turbulent flows in a square duct

Z Lin, Z Yu, X Shao, LP Wang - Physics of Fluids, 2017 - pubs.aip.org
Interface-resolved direct numerical simulations of the particle-laden turbulent flows in a
square duct are performed with a direct-forcing fictitious domain method. The effects of the …

The effect of wall geometry in particle-laden turbulent flow

H Abdehkakha, G Iaccarino - APS Division of Fluid …, 2016 - ui.adsabs.harvard.edu
Particle-laden turbulent flow plays a significant role in various industrial applications, as
turbulence alters the exchange of momentum and energy between particles and fluid flow. In …

Effects of finite-size heavy particles on the turbulent flows in a square duct

Z Lin, X Shao, Z Yu, L Wang - Journal of Hydrodynamics, 2017 - Springer
A parallel direct-forcing fictitious domain method is applied in fully-resolved numerical
simulations of particle-laden turbulent flows in a square duct. The effects of finite-size heavy …

Aspect ratio effect on particle transport in turbulent duct flows

A Noorani, R Vinuesa, L Brandt, P Schlatter - Physics of Fluids, 2016 - pubs.aip.org
The dynamics of dilute micron-sized spherical inertial particles in turbulent duct flows is
studied by means of direct numerical simulations of the carrier phase turbulence with one …

Mechanisms of particle dispersion in a turbulent, square duct flow

M Fairweather, J Yao - AIChE journal, 2009 - Wiley Online Library
Particle dispersion in a square duct flow is studied using large eddy simulation combined
with Lagrangian particle tracking under conditions of one‐way coupling. The flow has a bulk …

Preferential concentration of particles in a fully developed turbulent square duct flow

CM Winkler, SL Rani, SP Vanka - International Journal of Multiphase Flow, 2004 - Elsevier
The preferential concentration of dense particles in a downward, fully developed turbulent
square duct flow at Reτ= 360, based on mean friction velocity and duct width, is studied …