Specific-heat ratio effects on the interaction between shock wave and heavy-cylindrical bubble: Based on discrete Boltzmann method

D Zhang, A Xu, J Song, Y Gan, Y Zhang, Y Li - Computers & Fluids, 2023 - Elsevier
Specific-heat ratio effects on the interaction between a planar shock wave and a two-
dimensional heavy-cylindrical bubble are studied by the discrete Boltzmann method …

Viscous effects on morphological and thermodynamic non-equilibrium characterizations of shock–bubble interaction

D Zhang, A Xu, Y Gan, Y Zhang, J Song, Y Li - Physics of Fluids, 2023 - pubs.aip.org
A two-fluid discrete Boltzmann model with a flexible Prandtl number is formulated to study
the shock–bubble interaction (SBI). This paper mainly focuses on the viscous effects on …

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 …

Numerical study on detonation initiation process in a reverse ignition boosted detonation chamber

Z Wang, J Xiao, Y Zhang, H Long, Z Zhang, M Li… - Physics of …, 2024 - pubs.aip.org
To achieve efficient detonation initiation within a short distance and time, an innovative
ignition approach based on hot jet ignition and shock wave focusing within a reverse ignition …

Numerical investigation on flame dynamic and regime transitions during shock-cool flame interaction

E Fan, W Wang, T Zhang - Combustion and Flame, 2025 - Elsevier
Spherical cool, warm, and hot flames and their transitions during shock-flame interactions
(SFI) are numerically studied using dimethyl ether (DME)/air mixtures. The flame dynamic …

Numerical study of the development of premixed flame interface induced by shock wave: A parameterization study of inhomogeneity of medium and chemical reaction

Y Wang, G Dong - Physics of Fluids, 2023 - pubs.aip.org
The evolution of a perturbed flame interface induced by shock waves occurs frequently in
natural phenomena and in engineering applications. In practice, spatial inhomogeneity can …

Surface topologies and self interactions in reactive and nonreactive Richtmyer–Meshkov instability

M Bambauer, J Hasslberger, G Ozel-Erol… - Scientific Reports, 2023 - nature.com
Abstract The reactive Richtmyer–Meshkov instability (RMI) exhibits strong wrinkling of a
reactive flame front after an interaction with a shock wave. High levels of deformation and …

Simulations on perturbation growth and mixing of a shocked light fluid layer with two different interfaces

D Zheng, X Guo, Z Zhai, X Luo - Physics of Fluids, 2024 - pubs.aip.org
The Richtmyer–Meshkov instability of a light fluid layer with two different interface modes is
studied numerically. By fixing the wavelength of the second interface (I2) while varying that …

Evolution of the gas-liquid interface dominated by Richtmyer-Meshkov instability

T Liang, C Jiang, Y Hu, Z Wang, L Ouyang - … Journal of Heat and Fluid Flow, 2023 - Elsevier
As injection pressure for diesel spray increases, the Richtmyer-Meshkov (RM) instability
increasingly impacts the interface, which dominates the deformation and breakup of the …

[PDF][PDF] Multiscale modeling on shock-cool flame interaction with DME/Air mixture

E Fan, T Zhang - icders.org
In this study, we numerically model the interaction between a planar shock wave and
spherical cool flames using an adaptive mesh refinement solver at various shock strengths …