Discrete Boltzmann modeling of unsteady reactive flows with nonequilibrium effects

C Lin, KH Luo - Physical Review E, 2019 - APS
nonequilibrium effects on detonation, we simulate a 2D unsteady detonation ignoring
nonequilibrium effects, and compare it to the one considering nonequilibrium effects. In addition, a …

Kinetic simulation of unsteady detonation with thermodynamic nonequilibrium effects

C Lin, KH Luo - Combustion, Explosion, and Shock Waves, 2020 - Springer
… The calculation of the reaction term is the key step for the discrete Boltzmann modelling
of reactive flows. Now, let us introduce three ways to obtain its mathematical expression. …

[HTML][HTML] Three-dimensional multiple-relaxation-time discrete Boltzmann model of compressible reactive flows with nonequilibrium effects

Y Ji, C Lin, KH Luo - AIP Advances, 2021 - pubs.aip.org
Reactive flows encompassing a wide variety of nonlinear, unsteady, and nonequilibrium
processes … reactive flows. In the past few decades, considerable research has been devoted to …

Nonequilibrium effects of reactive flow based on gas kinetic theory

X Su, C Lin - Communications in Theoretical Physics, 2022 - iopscience.iop.org
… To verify the consistency of theoretical and numerical results of the nonequilibrium
manifestations of reactive flows, firstly, we simulate a reaction process in a uniform resting system. …

Effect of nonequilibrium reacting flow on flutter at hypersonic flight speed

VV Vedeneev, VA Nesterov - AIAA Journal, 2019 - arc.aiaa.org
flow equations, this is the “best” quasi-static expression and is taken in this study as the basis
for analyzing the reacting flow effect… be neglected when calculating the unsteady pressure. …

A coupled implicit method for chemical non-equilibrium flows at all speeds

JS Shuen, KH Chen, Y Choi - Journal of Computational Physics, 1993 - Elsevier
… Chemically reacting flow in an aeropropulsion system is a typical example of such cases. …
been developed for solving the unsteady chemical nonequilibrium Navier-Stokes equations …

Unsteady detonation with thermodynamic nonequilibrium effect based on the kinetic theory

X Su, C Lin - Communications in Theoretical Physics, 2023 - iopscience.iop.org
… Next, let us investigate the velocity distribution function of unsteady detonation. In [38], via
the Chapman-Enskog analysis, the local particle velocity distribution function of reactive flow is …

[HTML][HTML] Numerical simulation of chemical reactive flow of Boger fluid over a sheet with heat source and local thermal non-equilibrium conditions

M Abbas, N Khan, MS Hashmi, FM Tawfiq, M Inc… - Case Studies in Thermal …, 2024 - Elsevier
… In this article, the effect of nonlinear heat source on chemical reactive flow of magnetized …
system to become more unstable. When there is just a tiny bit of, the effect is more noticeable. …

Analysis of steady, two-dimensional, chemically reacting nonequilibrium flow by an unsteady, asymptotically consistent technique

R STILES, J HOFFMAN - 17th Joint Propulsion Conference, 1980 - arc.aiaa.org
… , unsteady, chemically reacting nonequilibrium flow. Subsonic, transonic, and supersonic
flow … However, experience with one-dimensional analyses of reacting flows indicates that the …

Unsteady shock interaction mechanisms of high enthalpy reacting flows over double wedges at Mach 7

D Vatansever, B Celik - Physics of Fluids, 2021 - pubs.aip.org
flows over double wedges. To the best of our knowledge, the effects of aft angle on the
chemically reacting flows … (left) and nonequilibrium (right) reacting flows over double wedges with …