Numerical analysis of the mean structure of gaseous detonation with dilute water spray

H Watanabe, A Matsuo, A Chinnayya… - Journal of Fluid …, 2020 - cambridge.org
Two-dimensional (2-D) numerical simulations based on the Eulerian–Lagrangian method
that take droplet break-up into account are conducted to clarify the mean structure of …

A hybrid lattice Boltzmann method for gaseous detonations

G Wissocq, S Taileb, S Zhao, P Boivin - Journal of Computational Physics, 2023 - Elsevier
This article is dedicated to the construction of a robust and accurate numerical scheme
based on the lattice Boltzmann method (LBM) for simulations of gaseous detonations. This …

Effect of boundary layer losses on 2D detonation cellular structures

Q Xiao, A Sow, BM Maxwell, MI Radulescu - Proceedings of the …, 2021 - Elsevier
We evaluate the effect of boundary layer losses on two-dimensional H2/O2/Ar cellular
detonations obtained in narrow channels. The experiments provide the details of the cellular …

The influence of the equation of state on the cellular structure of gaseous detonations

S Taileb, J Melguizo-Gavilanes, A Chinnayya - Physics of Fluids, 2021 - pubs.aip.org
The propagation of multidimensional gaseous detonations at elevated pressures was
investigated numerically. Initial conditions at which deviations from ideal gas are expected …

Numerical study of the effects of injection conditions on rotating detonation engine propulsive performance

L Shi, E Fan, H Shen, CY Wen, S Shang, H Hu - Aerospace, 2023 - mdpi.com
A three-dimensional upwind conservation element and solution element method (CESE) in
cylindrical coordinates is first developed to effectively solve the unsteady reactive Euler …

Unified dynamics of hydrogen–oxygen–diluent detonations in narrow confinements

Q Xiao, C Weng - Fuel, 2023 - Elsevier
The present work addresses the interesting question that whether universal relationships
can be obtained for characterizing the dynamics of hydrogen–oxygen–diluent detonations in …

Influence of the chemical modeling on the quenching limits of gaseous detonation waves confined by an inert layer

S Taileb, J Melguizo-Gavilanes, A Chinnayya - Combustion and Flame, 2020 - Elsevier
The effect of chemistry modeling on the flow structure and quenching limits of detonations
propagating into reactive layers bounded by an inert gas is investigated numerically. Three …

Effect of wall roughness on flame acceleration and deflagration-to-detonation transition in a narrow channel

M Zhao, D Liu, M Li, H Xiao - International Journal of Hydrogen Energy, 2024 - Elsevier
Numerical simulations are conducted to investigate the effect of wall roughness on flame
acceleration (FA), deflagration-to-detonation transition (DDT), and detonation propagation in …

Dynamic behavior of detonation waves in millimeter-scale tubes: unraveling the influence of tube diameter, initial pressure, and mixture

Z Pan, N Jiang, J Zhou, P Zhang - Experiments in Fluids, 2024 - Springer
This study investigates the flame propagation behaviors of three different mixtures (C2H4+
3O2, C3H8+ 5O2, and C2H2+ 2.5 O2+ 3.5 Ar) in millimeter-scale tubes, unraveling their …

Role of instability on the limits of laterally strained detonation waves

Q Xiao, MI Radulescu - Combustion and Flame, 2020 - Elsevier
The present work examines the role of instability and diffusive phenomena in controlling the
limits of detonations subject to lateral strain. Experiments were conducted in mixtures with …