Theoretical analysis on deflagration-to-detonation transition

YF Liu, H Shen, DL Zhang, ZL Jiang - Chinese Physics B, 2018 - iopscience.iop.org
The study on deflagration-to-detonation transition (DDT) is very important because this
mechanism has relevance to safety issues in industries, where combustible premixed gases …

A multi-component discrete Boltzmann model for nonequilibrium reactive flows

C Lin, KH Luo, L Fei, S Succi - Scientific reports, 2017 - nature.com
We propose a multi-component discrete Boltzmann model (DBM) for premixed,
nonpremixed, or partially premixed nonequilibrium reactive flows. This model is suitable for …

Diffusion and hydrodynamic instabilities in gaseous detonations

K Mazaheri, Y Mahmoudi, MI Radulescu - Combustion and Flame, 2012 - Elsevier
To clarify the role played by diffusion in detonation structure, two-dimensional numerical
simulations are performed by solving the Navier–Stokes equations and considering the …

Dimensional analysis and simplified modeling for the cellular structure of premixed gas-phase detonation numerical simulations with single-step kinetics

N Zadok, SK Oruganti, MM Alves, Y Kozak - Combustion and Flame, 2023 - Elsevier
The current study presents a new simplified model for predicting the detonation cell
dimensions obtained by multidimensional gas-phase detonation numerical simulations …

The influence of the heat capacity and diluent on detonation structure

MH Lefebvre, ES Oran, K Kailasanath… - Combustion and …, 1993 - Elsevier
In this article, we investigate the validity of certain common simplifications in the chemical
and thermophysical models used as input to multidimensional detonation simulations …

Stability of flame-shock coupling in detonation waves: 1D dynamics

LK Cole, AR Karagozian, JL Cambier - Combustion science and …, 2012 - Taylor & Francis
In the present study, we utilize spatially high-order convergence rate methods with complex
reaction kinetics in resolving the nonlinear dynamics associated with one-dimensional …

Hydrodynamic instabilities and transverse waves in propagation mechanism of gaseous detonations

Y Mahmoudi, K Mazaheri, S Parvar - Acta Astronautica, 2013 - Elsevier
The present study examines the role of transverse waves and hydrodynamic instabilities
mainly, Richtmyer–Meshkov instability (RMI) and Kelvin–Helmholtz instability (KHI) in …

Detonation structure under chain-branching kinetics with small initiation rate

L Bédard-Tremblay, J Melguizo-Gavilanes… - Proceedings of the …, 2009 - Elsevier
The structure of ZND waves under simple three step chain-branching kinetics is analyzed,
assuming a slow initiation rate but arbitrary chain-branching activation energy. The analysis …

Nonlinear dynamics and chaos regularization of one-dimensional pulsating detonations with small sinusoidal density perturbations

M Kim, X Mi, CB Kiyanda, HD Ng - Proceedings of the Combustion Institute, 2021 - Elsevier
In this work, we explore the effect of initial density variation in the combustible mixture on the
nonlinear dynamics of one-dimensional gaseous detonation propagation. Studies of …

Direct numerical simulation of detonation–turbulence interaction in hydrogen/oxygen/argon mixtures with a detailed chemistry

K Iwata, S Suzuki, R Kai, R Kurose - Physics of Fluids, 2023 - pubs.aip.org
Direct numerical simulation is conducted to address the detonation–turbulence interaction in
a stoichiometric hydrogen/oxygen/argon mixture. The argon dilution rate is varied so that the …