Investigation of particle size impact on dense particulate flows in a vertical pipe

WL Ren, XH Zhang, Y Zhang, P Li, XB Lu - Physics of Fluids, 2023 - pubs.aip.org
In this work, a semi-resolved computational fluid dynamics-discrete element method is
employed to study the effects of fluid–particle and particle–particle/wall interactions on …

Eulerian–Lagrangian direct numerical simulation of preferential accumulation of inertial particles in a compressible turbulent boundary layer

W Xiao, T Jin, K Luo, Q Dai, J Fan - Journal of Fluid Mechanics, 2020 - cambridge.org
In this study, direct numerical simulation of the dispersion and motion of inertial particles in a
spatially developing compressible turbulent boundary layer at a Mach number of 2 is …

Transport of inertial spherical particles in compressible turbulent boundary layers

M Yu, L Zhao, X Yuan, C Xu - Journal of Fluid Mechanics, 2024 - cambridge.org
In the present study, we perform direct numerical simulations of compressible turbulent
boundary layers at free stream Mach numbers laden with dilute phase of spherical particles …

Dynamics of mixing flow with double-layer density stratification: Enstrophy and vortical structures

B Pei, FB Li, Z Luo, L Zhao, B Bai - Physics of Fluids, 2022 - pubs.aip.org
Previous studies on stratified shear layers involving two streams with different densities have
been conducted under the Boussinesq approximation, while the combined effect of stratified …

Effect of pressure gradient on flow instability in the subsonic–supersonic mixing layer

YZ Yao, TY Wang, MB Sun, PB Li, YH Huang, B An… - Physics of …, 2023 - pubs.aip.org
In accordance with high-speed schlieren results, the flow instabilities in the subsonic–
supersonic mixing layer with a convective Mach number of 0.19 are investigated in detail. In …

[HTML][HTML] The spatial growth of supersonic reacting mixing layers: Effects of combustion mode

Q Chen, B Wang - Aerospace Science and Technology, 2021 - Elsevier
Supersonic mixing layer flows are taken in scramjet engines for enhancing mixing and
combustion efficiency. The spatial growth of supersonic reacting mixing layers with streams …

Direct numerical simulation of vortex structures during the late stage of the transition process in a compressible mixing layer

D Chong, Y Bai, Q Zhao, W Chen, J Yan, Y Hong - Physics of Fluids, 2021 - pubs.aip.org
The paper describes the direct numerical simulation (DNS) of a spatially developing
compressible mixing layer with a convective Mach number of 0.8. The work mainly studies …

Cluster-based Markov model to understand the transition dynamics of a supersonic mixing layer

H Li, J Tan - Physics of Fluids, 2020 - pubs.aip.org
The cluster-based Markov model (CMM) is performed on a numerically simulated
supersonic mixing layer at Re= 10 400 to extract physical mechanisms. The high …

Effect of co-flow velocity ratio on evolution of poly-disperse particles in coaxial turbulent jets: A large-eddy simulation study

AV Barve, S Sahu, K Anupindi - Physics of Fluids, 2020 - pubs.aip.org
In the present work, the particle-laden coaxial turbulent jet flow is studied using large-eddy
simulation (LES). An Eulerian–Lagrangian framework is used to study the interaction …

A computational study of the influence of evaporation and molecular transport on temporally-evolving droplet-laden plane jets

LAC Carrasco, Z Bouali, A Mura - International Journal of Multiphase Flow, 2023 - Elsevier
Numerical simulations of temporally-evolving droplet-laden plane jets are performed in
conditions relevant to rocket main engines fed with liquid oxygen (LOx) and gaseous …