Effects of jet in crossflow on flame acceleration and deflagration to detonation transition in methane–oxygen mixture

H Peng, Y Huang, R Deiterding, Z Luan, F Xing… - Combustion and …, 2018 - Elsevier
The fluidic jet turbulator has been a novel perturbation generator in the pulse-detonation
engines research field for the past few years. In this paper, an experiment is performed to …

Effects of inert gas jet on the transition from deflagration to detonation in a stoichiometric methane-oxygen mixture

J Cheng, B Zhang, HD Ng, H Liu, F Wang - Fuel, 2021 - Elsevier
Detonation is an energetic combustion mode augmenting high flow momentum and
thermodynamic efficiency, it has been applied in detonation engines, such as pulse …

Experimental study on the effects of different fluidic jets on the acceleration of deflagration prior its transition to detonation

J Cheng, B Zhang, H Liu, F Wang - Aerospace Science and Technology, 2020 - Elsevier
Fluidic jet-in-crossflow (JICF) is a reliable technique facilitating the flame acceleration and
the transition from deflagration to detonation, most previous investigations on this project …

Investigation of the effect of turbulence induced by double non-reactive gas jet on the deflagration-to-detonation transition

J Cheng, B Zhang, Z Yang, H Liu - Aerospace Science and Technology, 2022 - Elsevier
Abstract Jet-in-crossflow (JICF) is proved to be advantageous to accelerate flame
propagation and stimulate the deflagration-to-detonation transition (DDT) process in the …

Effects of transverse jet parameters on flame propagation and detonation transition in hydrogen–oxygen–argon mixture

H Peng, Y Huang, R Deiterding, Y You… - … Science and Technology, 2021 - Taylor & Francis
Two-dimensional numerical simulation is performed with the open-source program AMROC
to study the effects of transverse jets (act as fluidic obstacles within a detonation tube) on the …

The effects of pre-ignition turbulence by gas jets on the explosion behavior of methane-oxygen mixtures

X Chang, B Zhang, HD Ng, C Bai - Fuel, 2020 - Elsevier
Most of the previous studies investigating explosion characteristics of combustible mixtures
were performed at quiescent state. However, in realistic accidental explosion scenarios, the …

Effects of a jet turbulator upon flame acceleration in a detonation tube

S Zhao, Y Fan, H Lv, B Jia - Applied Thermal Engineering, 2017 - Elsevier
Allowing a fuel/air mixture to flow through bluff-body structures enhances the deflagration-to-
detonation transition (DDT) process in pulse-detonation engines by increasing the …

The precursor shock wave and flame propagation enhancement by CO2 injection in a methane-oxygen mixture

J Cheng, B Zhang, H Liu, F Wang - Fuel, 2021 - Elsevier
Successful initiation of a detonation in a confined combustor with limited length is a
formidable task for designing the detonation-based engines, shortening the length for the …

[HTML][HTML] Effect of transverse jet position on flame propagation regime

W Zhao, J Liang, R Deiterding, X Cai, X Wang - Physics of Fluids, 2021 - pubs.aip.org
We studied the mechanisms of flame acceleration (FA) and deflagration to detonation
transition (DDT) triggered by a combination of solid and jet obstacles. The Navier–Stokes …

End-wall ignition of methane-air mixtures under the effects of CO2/Ar/N2 fluidic jets

B Zhang, X Chang, C Bai - Fuel, 2020 - Elsevier
Methane is a fuel with wide applications in daily life and industrial production, mainly due to
its suitable performance in producing more heat per mass and less carbon dioxide per unit …