Multi-wave effects on stability and performance in rotating detonation combustors

Z Sheng, M Cheng, JP Wang - Physics of Fluids, 2023 - pubs.aip.org
Recently, with the development of detonation-based propulsion systems, scholars have
begun to study how to perform mode control on the rotating detonation combustor (RDC). It …

Effects of inlet and secondary flow conditions on the flow field of rotating detonation engines with film cooling

J Yu, S Yao, J Li, Y Huang, C Guo, W Zhang - International Journal of …, 2023 - Elsevier
A three-dimensional simulation of the rotating detonation engine (RDE) with film cooling is
conducted. The aim of this study is to analyze the fluid dynamics and heat transfer of the …

Three-dimensional simulation of a rotating detonation engine in ammonia/hydrogen mixtures and oxygen-enriched air

Z Sun, Y Huang, Z Luan, S Gao, Y You - International Journal of Hydrogen …, 2023 - Elsevier
Rotating detonation using ammonia as fuel may be a potential carbon free combustion
technology for gas turbine. The detonation wave structure and flow field of a rotating …

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 …

Effects of the quantity and arrangement of reactive jet obstacles on flame acceleration and transition to detonation: A numerical study

J Wang, X Zhao, L Fan, J Pan, Y Zhu - Aerospace Science and Technology, 2023 - Elsevier
Solid obstacles induce the detonation in premixed gases while causing significant thrust
losses. Jet obstacles can alleviate this deficiency, but there have been few studies on multi …

Propagation behaviors of kerosene-fueled rotating detonation wave with varied atomizer locations

G Xu, Y Wu, C Kang, T Lei, Y Qiu, C Ding… - Aerospace Science and …, 2023 - Elsevier
In this study, we tested a rotating detonation engine (RDE) fueled by liquid kerosene. A
scheme of circumferential array atomization with an injection throat upstream of the annular …

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 …

Numerical research on kerosene/hydrogen/air rotating detonation engines with discrete injection strategies

F Wang, W Cao, C Weng - Physics of Fluids, 2023 - pubs.aip.org
The two-dimensional simulation of two-phase rotating detonation engines commonly adopts
the nozzle–wall configuration, which is inconsistent with the real configurations in …

Adaptive operating mode switching process in rotating detonation engines

S Yao, X Tang, W Zhang - Acta Astronautica, 2023 - Elsevier
In this study, the adaptive mode switching process of rotating detonation waves (RDWs) in
response to the change of inlet conditions is numerically explored and analytically …

Investigation of multi-stage evaporation and wave multiplicity of two-phase rotating detonation waves fueled by ethanol

J Li, Y Lei, S Yao, J Yu, J Li, W Zhang - Acta Astronautica, 2023 - Elsevier
In this study, a numerical investigation based on the Eulerian-Lagrangian model is
conducted to explore a rotating detonation engine (RDE) fueled by liquid ethanol. The focus …