Effect of fluid inertial torque on the rotational and orientational dynamics of tiny spheroidal particles in turbulent channel flow

Z Cui, J Qiu, X Jiang, L Zhao - Journal of Fluid Mechanics, 2023 - cambridge.org
Rotation and orientation of non-spherical particles in a fluid flow depend on the
hydrodynamic torque they experience. However, little is known about the effect of the fluid …

Turbulence modulation in liquid–liquid two-phase Taylor–Couette turbulence

J Su, C Wang, YB Zhang, F Xu, J Wang… - Journal of Fluid …, 2024 - cambridge.org
We investigate the coupling effects of the two-phase interface, viscosity ratio and density
ratio of the dispersed phase to the continuous phase on the flow statistics in two-phase …

Flow and rheology of suspensions of two-dimensional cylindrical or anisotropic particles with Navier slip

C Kamal, L Botto - Physical Review Fluids, 2024 - APS
Through boundary integral simulations, we investigate, in the creeping flow limit and in the
absence of Brownian noise, the effects of Navier slip on the orientational dynamics and …

The effect of Navier slip on the rheology of a dilute two-dimensional suspension of plate-like particles

C Kamal, L Botto - Journal of Fluid Mechanics, 2023 - cambridge.org
Through boundary integral simulations and asymptotic analysis, we investigate the effect of
a finite Navier slip length on the rheological proprieties of a dilute two-dimensional …

How do the finite-size particles modify the drag in Taylor–Couette turbulent flow

C Wang, L Yi, L Jiang, C Sun - Journal of Fluid Mechanics, 2022 - cambridge.org
We experimentally investigate the drag modification by neutrally buoyant finite-size particles
with various aspect ratios in a Taylor–Couette (TC) turbulent flow. The current Reynolds …

Numerical study on turbulence modulation of finite-size particles in plane-Couette flow

C Wang, L Jiang, C Sun - Journal of Fluid Mechanics, 2023 - cambridge.org
Turbulent plane-Couette flow suspended with finite-size spheroidal particles is studied using
fully particle-resolved direct numerical simulations. The effects of particle aspect ratio on …

Interfacial-dominated torque response in liquid–liquid Taylor–Couette flows

N Hori, CS Ng, D Lohse, R Verzicco - Journal of Fluid Mechanics, 2023 - cambridge.org
Immiscible and incompressible liquid–liquid flows are considered in a Taylor–Couette
geometry and analysed by direct numerical simulations coupled with the volume-of-fluid …

How interfacial tension enhances drag in turbulent Taylor–Couette flow with neutrally buoyant and equally viscous droplets

J Su, YB Zhang, C Wang, L Yi, F Xu, Y Fan… - Journal of Fluid …, 2025 - cambridge.org
The presence of dispersed-phase droplets can result in a notable increase in a system's
drag. However, our understanding of the mechanism underlying this phenomenon remains …

Particle chirality does not matter in the large-scale features of strong turbulence

G Piumini, MPA Assen, D Lohse… - Journal of fluid …, 2024 - cambridge.org
We use three-dimensional direct numerical simulations of homogeneous isotropic
turbulence in a cubic domain to investigate the dynamics of heavy, chiral, finite-size inertial …

Numerical study on the mechanism of drag modulation by dispersed drops in two-phase Taylor–Couette turbulence

J Su, L Yi, B Zhao, C Wang, F Xu, J Wang… - Journal of Fluid …, 2024 - cambridge.org
The presence of a dispersed phase can significantly modulate the drag in turbulent systems.
We derived a conserved quantity that characterizes the radial transport of azimuthal …