On the energy transport and heat transfer efficiency in radiatively heated particle-laden Rayleigh–Bénard convection

W Yang, ZH Wan, Q Zhou, Y Dong - Journal of Fluid Mechanics, 2022 - cambridge.org
We investigate the energy transport and heat transfer efficiency in turbulent Rayleigh–
Bénard (RB) convection laden with radiatively heated inertial particles. Direct numerical …

Data-driven dimensional analysis of heat transfer in irradiated particle-laden turbulent flow

L Jofre, ZR del Rosario, G Iaccarino - International Journal of Multiphase …, 2020 - Elsevier
The study of thermal radiation interacting with particle-laden turbulence is of great
importance in a wide range of scientific and engineering applications. The fundamental and …

Turbulent Rayleigh–Bénard convection in non-colloidal suspensions

AD Demou, MN Ardekani, P Mirbod… - Journal of Fluid …, 2022 - cambridge.org
This study presents direct numerical simulations of turbulent Rayleigh–Bénard convection in
non-colloidal suspensions, with special focus on the heat transfer modifications in the flow …

Bi-fidelity approximation for uncertainty quantification and sensitivity analysis of irradiated particle-laden turbulence

HR Fairbanks, L Jofre, G Geraci, G Iaccarino… - Journal of …, 2020 - Elsevier
Particle-laden turbulent flows subject to radiative heating are relevant in many applications,
for example concentrated solar power receivers. Efficient and accurate simulations provide …

Aggregation of microplastic and biogenic particles in upper-ocean turbulence

M Rahmani, A Gupta, L Jofre - International Journal of Multiphase Flow, 2022 - Elsevier
The aggregation of microplastic and biogenic particles in upper-ocean turbulence is studied
by means of direct numerical simulations and Lagrangian tracking of point particles. The …

Numerical modelling of radiative heat transfer in a polydispersion of ceramic particles under direct high-flux solar irradiation

J Chen, A Kumar, J Coventry, JS Kim… - Journal of Quantitative …, 2022 - Elsevier
The effects of polydispersity on radiative and interfacial convective heat transfer are
investigated in particle–gas two-phase media for solar particle receiver applications. Non …

Role of viscosity in the preferential concentration of heated, bidispersed particles

A Saieed, MM Rahman, JP Hickey - International Journal of Multiphase …, 2022 - Elsevier
We study the effect of temperature-dependent viscosity on the preferential concentration of
bidispersed, externally-heated solid particles in decaying isotropic turbulence via direct …

Inertial settling of flexible fiber suspensions

AA Banaei, M Rahmani, DM Martinez, L Brandt - Physical Review Fluids, 2020 - APS
We study the inertial settling of suspensions of flexible and rigid fibers using an immersed
boundary method. The fibers considered are inextensible and slender, with an aspect ratio …

Investigating the effect of turbulence on hemolysis through cell-resolved fluid-structure interaction simulations of individual red blood cells

G Rydquist, M Esmaily - Physical Review Fluids, 2024 - APS
Existing hemolysis algorithms are often constructed for laminar flows that expose red blood
cells (RBCs) to a constant rate of shear. It remains an open question whether such models …

Temperature statistics in a radiatively heated particle-laden turbulent square duct flow

AJ Banko, L Villafañe, JH Kim, JK Eaton - … Journal of Heat and Fluid Flow, 2020 - Elsevier
Radiation absorption by preferentially concentrated particles in a turbulent square duct flow
is studied experimentally. The particle-laden flow is exposed to near-infrared radiation, and …