Recent progress, development trends, and consideration of continuous detonation engines

JZ Ma, MY Luan, ZJ Xia, JP Wang, S Zhang, S Yao… - AIAA Journal, 2020 - arc.aiaa.org
The continuous detonation engine (CDE) is based on detonation waves and is a new jet
engine concept that is expected to bring a technical revolution to current aviation and …

Numerical investigation of the mechanism behind the deflagration to detonation transition in homogeneous and inhomogeneous mixtures of H2-air in an obstructed …

MHS Saeid, J Khadem, S Emami - International Journal of Hydrogen …, 2021 - Elsevier
The accidental release of hydrogen into enclosures can result in a flammable mixture with
concentration gradients and possible deflagration-to-detonation transition (DDT). This …

Numerical investigation of mass flow rate effects on multiplicity of detonation waves within a H2/Air rotating detonation combustor

M Salvadori, P Tudisco, D Ranjan, S Menon - International Journal of …, 2022 - Elsevier
This paper presents results from numerical simulations of a non-premixed hydrogen-air
rotating detonation combustor with radial injection. The fuel and air mass flow rate are varied …

Effects of inlet total pressure on the formation and propagation characteristics of n-decane two-phase rotating detonation waves

X Shao, N Zhao, H Zheng - Aerospace Science and Technology, 2023 - Elsevier
In this paper, three-dimensional numerical simulations are carried out to study the influence
of inlet total pressure (such as 1 MPa, 1.5 MPa and 2 MPa) on the two-phase rotating …

Effects of the perturbation inlet on the evolution and oscillation characteristics of multiple rotating detonation waves

H Chen, C Si, H Hu, Y Jin, Y Zhu - Aerospace Science and Technology, 2023 - Elsevier
A numerical simulation using the open-source platform OpenFOAM is conducted to
investigate the effect of periodic perturbations at the inlet on the evolution and oscillation …

Study on initiation characteristics of rotating detonation by auto-initiation and pre-detonation method with high-temperature hydrogen gas

Q Bai, J Han, H Qiu, S Zhang, C Weng - International Journal of Hydrogen …, 2024 - Elsevier
Experimental studies were conducted on the initiation characteristics of rotating detonation
waves (RDW) using auto-initiation and pre-detonation methods with high-temperature …

A mixing enhancement mechanism for a hydrogen transverse jet coupled with a shear layer for gas turbine combustion

N Bai, W Fan, R Zhang - Physics of Fluids, 2023 - pubs.aip.org
The mixing characteristics of hydrogen and air are vital to combustion performance.
Excellent hydrogeni–air mixing is required to avoid hot spots in the reactivity of hydrogen in …

Numerical investigation of the effect of equivalence ratio on the propagation characteristics and performance of rotating detonation engine

H Chen, C Si, Y Wu, H Hu, Y Zhu - International Journal of Hydrogen …, 2023 - Elsevier
The equivalence ratio is one of the significant factors affecting the propagation
characteristics and performance of the rotating detonation engine (RDE). Using the …

Experimental and numerical research on rotating detonation combustor under non-premixed conditions

S Jin, L Qi, N Zhao, H Zheng, Q Meng, J Yang - International Journal of …, 2020 - Elsevier
In order to investigate the formation process and propagation characteristics of detonation
wave, developing process of detonation wave from initiation to stable detonation formation …

[HTML][HTML] Effects of total pressures and equivalence ratios on kerosene/air rotating detonation engines using a paralleling CE/SE method

F Wang, C Weng, Y Wu, Q Bai, Q Zheng, H Xu - Defence Technology, 2021 - Elsevier
In this paper, the kerosene/air rotating detonation engines (RDE) are numerically
investigated, and the emphasis is laid on the effects of total pressures and equivalence …