Formation of stabilized oblique detonation waves in a combustor

Z Zhang, C Wen, W Zhang, Y Liu, Z Jiang - Combustion and Flame, 2021 - Elsevier
Initiation and stabilization of oblique detonation waves (ODWs) are important to the
successful application of oblique detonation engines (ODEs), which, however, have been …

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 …

Experimental and numerical investigations on propagating modes of detonations: Detonation wave/boundary layer interaction

X Cai, J Liang, R Deiterding, Y Mahmoudi, M Sun - Combustion and flame, 2018 - Elsevier
In the present work the propagating modes of detonation wave in supersonic hydrogen–air
mixtures are investigated in narrow rectangular channels. To clarify the effect of the …

Effects of boundary layer on wedge-induced oblique detonation structures in hydrogen-air mixtures

Y Fang, Z Zhang, Z Hu - International Journal of Hydrogen Energy, 2019 - Elsevier
Oblique detonation wave (ODW) structures are studied widely in recent years, but most of
them are solved by the Euler equations without considering viscosity and then effects of …

Mechanism of end-gas autoignition induced by flame-pressure interactions in confined space

H Wei, X Zhang, H Zeng, R Deiterding, J Pan… - Physics of …, 2019 - pubs.aip.org
The main objective of this work is to comprehensively provide a fundamental understanding
of the entire process of the flame-pressure wave interactions with end-gas autoignition and …

Effects of mixing assumptions and models for LES of Hydrogen-fueled Rotating Detonation Engines

P Strempfl, O Dounia, D Laera, T Poinsot - International Journal of …, 2024 - Elsevier
Abstract Large Eddy Simulations (LES) are a powerful tool to analyze the flow in Rotating
Detonation Engines, but their implementation is not straightforward. Many groups use …

Adaptive simulations of flame acceleration and detonation transition in subsonic and supersonic mixtures

W Zhao, R Deiterding, J Liang, X Wang, X Cai… - Aerospace Science and …, 2023 - Elsevier
Two-dimensional simulations were carried out to investigate the flame acceleration and
deflagration-to-detonation transition (DDT) in a combustion chamber filled with a subsonic or …

Study on the initiation characteristics of the oblique detonation wave by a co-flow hot jet

Q Qin, X Zhang - Acta Astronautica, 2020 - Elsevier
Abstract The Oblique Detonation Wave Engine is expected to propel the aircraft to
hypersonic speeds. Currently available studies are mainly focused on the initiation …

Relationship of flame propagation and combustion mode transition of end-gas based on pressure wave in confined space

X Zhang, H Wei, L Zhou, X Cai, R Deiterding - Combustion and Flame, 2020 - Elsevier
The main objective of this work is to identify the end-gas combustion mode transition under
different initial thermodynamic conditions and to focus on the role of pressure waves in …

Three-dimensional simulations of detonation propagation in circular tubes: Effects of jet initiation and wall reflection

W Chen, J Liang, X Cai, Y Mahmoudi - Physics of Fluids, 2020 - pubs.aip.org
In the present work, using a high-resolution three-dimensional numerical analysis, the
initiation and propagation mechanism of a detonation wave is studied in a circular tube with …