Turbulence theories and statistical closure approaches

Y Zhou - Physics Reports, 2021 - Elsevier
When discussing research in physics and in science more generally, it is common to ascribe
equal importance to the three components of the scientific trinity: theoretical, experimental …

Instability of a heavy gas layer induced by a cylindrical convergent shock

J Li, J Ding, X Luo, L Zou - Physics of Fluids, 2022 - pubs.aip.org
The instability of a heavy gas layer (SF 6 sandwiched by air) induced by a cylindrical
convergent shock is studied experimentally and numerically. The heavy gas layer is …

Transition-based constrained large-eddy simulation method with application to an ultrahigh-lift low-pressure turbine cascade flow

X Wang, Z Xiao - Journal of Fluid Mechanics, 2022 - cambridge.org
A transition-predictive Reynolds-averaged Navier–Stokes (RANS) model is introduced as
the Reynolds controlling condition to constrained large-eddy simulation (TrCLES) to improve …

Effects of the initial perturbations on the Rayleigh—Taylor—Kelvin—Helmholtz instability system

F Chen, A Xu, Y Zhang, Y Gan, B Liu, S Wang - Frontiers of Physics, 2022 - Springer
The effects of initial perturbations on the Rayleigh—Taylor instability (RTI), Kelvin—
Helmholtz instability (KHI), and the coupled Rayleigh—Taylor—Kelvin—Helmholtz instability …

A dominant dimensionless number and theoretical model for the evolution of multiphase Richtmyer–Meshkov instability

Y Si, S Li, B Meng, C Wang, B Tian - Physics of Fluids, 2024 - pubs.aip.org
ABSTRACT Multiphase Richtmyer–Meshkov instability (RMI) is often accompanied by a
dispersed phase of particles, where the evolution of the mix zone width (MZW) is a …

[HTML][HTML] Experimentally consistent large-eddy simulation of re-shocked Richtmyer–Meshkov turbulent mixing

MJ Xiao, ZX Hu, ZH Dai, YS Zhang - Physics of Fluids, 2022 - pubs.aip.org
Re-shocked Richtmyer–Meshkov (RM) mixing is a fundamental physical process tightly
related to practical mixing problems, as it involves all three classical instabilities, ie …

Large-eddy simulations of compressible Rayleigh–Taylor turbulence with miscible fluids using spatial gradient model

T Luo, Y Wang, Z Yuan, Z Jiang, W Huang, J Wang - Physics of Fluids, 2023 - pubs.aip.org
Large-eddy simulations (LES) and implicit LES (ILES) of three-dimensional compressible
Rayleigh–Taylor turbulence with miscible fluids are performed and compared with direct …

Freeze out of multi-mode Richtmyer–Meshkov instability using particles

Q Wu, Y Zhang, B Meng, Y Shi, B Tian - Physics of Fluids, 2024 - pubs.aip.org
Richtmyer–Meshkov instability (RMI) occurs when a shock wave traverses an interface
separated by two fluids with different densities. Achieving “freeze out”(ie,“killing” of RMI), a …

Improved mixing-width model for the linear stage of reshocked Richtmyer–Meshkov turbulence

F Sun, Y Song, Y Wang, Y Zhang - Physics of Fluids, 2024 - pubs.aip.org
Turbulent mixing induced by reshocked Richtmyer–Meshkov instability widely occurs in both
natural phenomena, such as supernova explosions, and high-energy-density applications …

Heat transfer effects on multiphase Richtmyer–Meshkov instability of dense gas–particle flow

Y Si, S Li, Q Chen, B Meng, C Wang, B Tian - Physics of Fluids, 2023 - pubs.aip.org
Multiphase Richtmyer–Meshkov instability (RMI) widely exists in nature and engineering
applications, such as in supernova explosions, inertial confinement fusion, particle imaging …