Discrete Boltzmann modeling of Rayleigh-Taylor instability in two-component compressible flows

C Lin, A Xu, G Zhang, KH Luo, Y Li - Physical Review E, 2017 - APS
A discrete Boltzmann model (DBM) is proposed to probe the Rayleigh-Taylor instability (RTI)
in two-component compressible flows. Each species has a flexible specific-heat ratio and is …

Discrete Boltzmann multi-scale modelling of non-equilibrium multiphase flows

Y Gan, A Xu, H Lai, W Li, G Sun… - Journal of Fluid Mechanics, 2022 - cambridge.org
The aim of this paper is twofold: the first aim is to formulate and validate a multi-scale
discrete Boltzmann method (DBM) based on density functional kinetic theory for thermal …

Consistent forcing scheme in the cascaded lattice Boltzmann method

L Fei, KH Luo - Physical Review E, 2017 - APS
In this paper, we give an alternative derivation for the cascaded lattice Boltzmann method
(CLBM) within a general multiple-relaxation-time (MRT) framework by introducing a shift …

Multiple-relaxation-time lattice Boltzmann kinetic model for combustion

A Xu, C Lin, G Zhang, Y Li - Physical Review E, 2015 - APS
To probe both the hydrodynamic nonequilibrium (HNE) and thermodynamic nonequilibrium
(TNE) in the combustion process, a two-dimensional multiple-relaxation-time (MRT) version …

Double-distribution-function discrete Boltzmann model for combustion

C Lin, A Xu, G Zhang, Y Li - Combustion and Flame, 2016 - Elsevier
A 2-dimensional discrete Boltzmann model for combustion is presented. Mathematically, the
model is composed of two coupled discrete Boltzmann equations for two species and a …

Nonequilibrium thermohydrodynamic effects on the Rayleigh-Taylor instability in compressible flows

H Lai, A Xu, G Zhang, Y Gan, Y Ying, S Succi - Physical Review E, 2016 - APS
The effects of compressibility on Rayleigh-Taylor instability (RTI) are investigated by
inspecting the interplay between thermodynamic and hydrodynamic nonequilibrium …

[HTML][HTML] Mesoscopic simulation of nonequilibrium detonation with discrete Boltzmann method

C Lin, KH Luo - Combustion and Flame, 2018 - Elsevier
Thanks to its mesoscopic nature, the recently developed discrete Boltzmann method (DBM)
has the capability of providing deeper insight into nonequilibrium reactive flows accurately …

Discrete Boltzmann trans-scale modeling of high-speed compressible flows

Y Gan, A Xu, G Zhang, Y Zhang, S Succi - Physical Review E, 2018 - APS
We present a general framework for constructing trans-scale discrete Boltzmann models
(DBMs) for high-speed compressible flows ranging from continuum to transition regime. This …

Morphological and non-equilibrium analysis of coupled Rayleigh–Taylor–Kelvin–Helmholtz instability

F Chen, A Xu, Y Zhang, Q Zeng - Physics of Fluids, 2020 - pubs.aip.org
In this paper, the coupled Rayleigh–Taylor–Kelvin–Helmholtz instability (RTI, KHI, and
RTKHI, respectively) system is investigated using a multiple-relaxation-time discrete …

Complex fields in heterogeneous materials under shock: Modeling, simulation and analysis

AG Xu, GC Zhang, YJ Ying, C Wang - Science China Physics, Mechanics …, 2016 - Springer
In this mini-review we summarize the progress of modeling, simulation and analysis of shock
responses of heterogeneous materials in our group in recent years. The basic methodology …