Rotating detonation combustors and their similarities to rocket instabilities

V Anand, E Gutmark - Progress in Energy and Combustion Science, 2019 - Elsevier
Rotating detonation combustors (RDC) are at the forefront of pressure gain combustion
(PGC) research, utilizing one or more azimuthally spinning detonation waves, an intrinsically …

Investigation of counter-rotating shock wave and wave direction control of hollow rotating detonation engine with Laval nozzle

G Rong, M Cheng, Z Sheng, X Liu, Y Zhang… - Physics of Fluids, 2022 - pubs.aip.org
The counter-rotating shock wave and wave direction control of the hollow rotating detonation
combustor with Laval nozzle are studied. The in-house solver BYRFoam, developed on the …

Experimental research on the performance of hollow and annular rotating detonation engines with nozzles

Y Zhang, Z Sheng, G Rong, D Shen, K Wu… - Applied Thermal …, 2023 - Elsevier
Rotating detonation engines (RDEs), which are hoped to achieve significant performance
improvements in propulsion systems, have received much attention in recent years. The …

Investigation of counter-rotating shock wave phenomenon and instability mechanisms of rotating detonation engine with hollow combustor and Laval nozzle

G Rong, M Cheng, Z Sheng, X Liu, J Wang - International Journal of …, 2022 - Elsevier
The counter-rotating shock wave phenomenon and instability mechanisms in the hollow
rotating detonation combustor with a Laval nozzle are investigated. The in-house solver …

Flow field characteristics and particle path tracking of a hollow rotating detonation engine with a Laval nozzle

G Rong, M Cheng, Z Sheng, Y Zhang, X Liu… - Physics of Fluids, 2023 - pubs.aip.org
A statistical particle path tracking method is applied to a hollow rotating detonation engine
(RDE) with a Laval nozzle, and the flow field characteristics are investigated. The in-house …

Numerical investigation of a non-premixed hollow rotating detonation engine

J Sun, J Zhou, S Liu, Z Lin, W Lin - International journal of hydrogen energy, 2019 - Elsevier
Rotating detonation engines (RDEs) are widely studied because of their compact
configurations and high thermal cycle efficiency. In this paper, a series of numerical …

Characteristics of ethylene–air continuous rotating detonation in the cavity-based annular combustor

W Fan, S Liu, S Zhong, H Peng, X Yuan, W Liu - Physics of Fluids, 2023 - pubs.aip.org
Characteristics of continuous rotating detonation (CRD) in a cavity-based annular combustor
are studied through three-dimensional simulations, which are solved in OpenFOAM with a …

Rotating detonations in hollow and flow-through combustors

R Wiggins, A Gaetano, T Pritschau, J Betancourt… - AIAA Journal, 2023 - arc.aiaa.org
This paper focuses on rotating detonation combustor (RDC) experiments involving two
configurations, a hollow and flow-through RDC, using hydrogen–air and ethylene–air …

Research on H2/Air rotating detonation in the hollow chamber with double injection

H Zhang, W Liu, S Liu - International Journal of Hydrogen Energy, 2021 - Elsevier
In order to investigate the relationship between high frequency tangential instability and
continuous rotating detonation, series of H 2/Air rotating detonations are experimentally …

Performance evaluation and outlet load improvement of a rotating detonation combustor with different outlet nozzles

C Sun, H Zheng, N Zhao, Z Li, W Zhu - International Journal of Hydrogen …, 2021 - Elsevier
Outlet nozzles for a rotating detonation combustor were designed to meet a downstream
turbine and reduce the high pressure and heat load caused by the oblique shock wave at …