Rotating detonation wave direction and the influence of nozzle guide vane inclination

E Bach, CO Paschereit, P Stathopoulos, MD Bohon - AIAA Journal, 2021 - arc.aiaa.org
This study describes a rotating detonation combustor (RDC) equipped with a set of nozzle
guide vanes (NGVs) of variable number and inclination angle. Different instrumented guide …

Thermal power plant upgrade via a rotating detonation combustor and retrofitted turbine with optimized endwalls

Z Liu, J Braun, G Paniagua - International Journal of Mechanical Sciences, 2020 - Elsevier
In the past decade, pressure gain combustion research has promised over 10 percentage-
points of increase in power plant thermal efficiency. Alas, to realize such potential gain, one …

Large-eddy simulation study of rotating detonation supersonic turbine nozzle generated by the method of characteristics under oscillating incoming flow

L Su, F Wen, C Wan, Z Li, J Han, S Wang, Z Wang - Physics of Fluids, 2022 - pubs.aip.org
Rotating detonation turbine engine is receiving considerable attention due to its' high cycle
efficiency, outstanding thrust characteristics, self-pressurization, and energy-saving …

Consideration of nonideal detonation regimes influenced by wave modes in a water-cooled rotating detonation engine using oh* chemiluminescence

KB Johnson, DH Ferguson… - … of Engineering for …, 2023 - asmedigitalcollection.asme.org
Although inherently unstable, existing research in rotating detonation combustion supports
its application in notionally steady processes resulting in greater availability compared to …

Experimental Study on Combustion Efficiency and Pressure Gain Characteristic of RDC with Guide Vanes

P Cheng, F Song, S Xu, J Zhou, F Feng… - Combustion Science …, 2023 - Taylor & Francis
The influence of guide vanes on the combustion efficiency and pressure gain characteristic
of rotating detonation combustor was studied. In this experiment, aviation kerosene (RP-3) …

Combined Joule-Humphrey-Recuperator Cycle: Performance and Parametric Analysis Evaluation Toward More Efficient Air Transportation

J Saavedra, L Cadarso - … of Engineering for …, 2024 - asmedigitalcollection.asme.org
A three-stream combined Joule-Humphrey cycle that employs a heat recovery stream to
function as a recuperator is presented. Based on an in-house developed thermodynamic …

Investigation on the integrated characteristics of n-decane/air rotating detonation combustor and supersonic turbine

W Zhang, N Zhao, X Shao, H Zheng - Thermal Science and Engineering …, 2024 - Elsevier
In this study, the two-dimensional numerical simulations are conducted to study the flow field
characteristics, turbine performance and loss mechanism of integrated system of rotating …

Numerical Analysis of a Flow Control System for High-Pressure Turbine Vanes Subject to Highly Oscillating Inflow Conditions

P Gallis, S Salvadori, DA Misul - … Expo: Power for …, 2024 - asmedigitalcollection.asme.org
Under the prism of introducing pioneering technologies in the propulsive field, the Rotating
Detonation Engine (RDE) continuously attracts the Gas Turbine (GT) research community …

Development of 1D Model of Constant-Volume Combustor and Numerical Analysis of the Exhaust Nozzle

P Gallis, DA Misul, B Boust, M Bellenoue, S Salvadori - Energies, 2024 - mdpi.com
Pressure gain combustion cycles are under the spotlight due to their higher theoretical cycle
thermal efficiency compared to conventional machines. Under this prism, a constant-volume …

Design and characterization of highly diffusive turbine vanes suitable for transonic rotating detonation combustors

S Grasa, G Paniagua - … Journal of Turbomachinery, Propulsion and Power, 2024 - mdpi.com
In rotating detonation engines the turbine inlet conditions may be transonic with
unprecedented unsteady fluctuations. To ensure an acceptable engine performance, the …