Results 1 to 10 of about 135 (129)

Combustion Characteristics in Rotating Detonation Engines

International Journal of Aerospace Engineering, 2021
A lot of studies on rotating detonation engines have been carried out due to the higher thermal efficiency. However, the number, rotating directions, and intensities of rotating detonation waves are changeful when the flow rate, equivalence ratio, inflow
Yuhui Wang, Wenyou Qiao, JialingLe
doaj   +2 more sources

Operation regimes in a rotating detonation combustor [PDF]

INCAS Bulletin
This paper presents an exploration of the operational envelope of a Rotating Detonation Combustor based on the design of the research group at the University of Southampton.
George Ionut VRABIE, Daniel C. ASOLTANEI, Andrei V. COJOCEA, Mihnea GALL, Ionut PORUMBEL, Alexa CRISAN   +5 more
doaj   +2 more sources

Experimental Research of Two-phase Rotating Detonation Combustor Operating with High Total Temperature Air [PDF]

Journal of Applied Fluid Mechanics, 2022
Experiments on a two-phase rotating detonation combustor operating with gasoline and high total temperature air were conducted to investigate the initiation characteristics, operation mode, and propagation characteristics of a two-phase rotating ...
G. Ge, Y. Ma, Z. Xia, H. Ma, L. Deng, C. Zhou   +5 more
doaj   +1 more source

Performance analysis of a rotating detonation model for future thermal power system using hydrogen as fuel

Energy Reports, 2022
The thermodynamic cycles of the detonation combustion could potentially deliver a performance increase of 20% beyond the conventional deflagration combustor such as gas turbines and ramjets, thus the detonative combustor is a prospective technology for ...
Mengmeng Zhao, Linqing Zhang, Weiye Huo, Hongyu Yang, Yixiang Yuan   +4 more
doaj   +1 more source

Evaluation of Cooling Requirements for Rotating Detonation Combustors

Volume 7A: Heat Transfer — Combustors; Film Cooling, 2023
Abstract In the last decade, the Rotating Detonation Combustor (RDC) has received growing attention among the different Pressure Gain Combustion concepts due to the simplicity of the design and the potential ease of integration in gas turbines.
Sandri U., Sridhara S. R., Andreini A., Bohon M. D., Picchi A., Facchini B.   +5 more
openaire   +2 more sources

Deflagration-to-Detonation Transition in a Semi-Confined Slit Combustor Filled with Nitrogen Diluted Ethylene-Oxygen Mixture

Energies, 2023
The conditions for the mild initiation of the detonation of homogeneous stoichiometric ethylene-oxygen mixtures diluted with nitrogen up to ~40%vol.
Igor O. Shamshin, Vladislav S. Ivanov, Viktor S. Aksenov, Pavel A. Gusev, Sergey M. Frolov   +4 more
doaj   +1 more source

Experimental Investigation of a Cylindrical Air-Breathing Continuous Rotating Detonation Engine with Different Nozzle Throat Diameters

Aerospace, 2022
A continuous detonation engine with various exhaust nozzles, analogous to typical scramjet cavity combustors with variable rear-wall heights, was adopted to perform a succession of cylindrical air-breathing continuous rotating detonation experiments ...
Guangyu Wang, Shijie Liu, Haoyang Peng, Weidong Liu   +3 more
doaj   +1 more source

Investigation on C2H4-Air combustion mode in a non-premixed rotating detonation combustor

Propulsion and Power Research, 2022
Based on the working characteristics of the rotating detonation combustor, the combustion mode of C2H4-Air under non-premixed injection conditions is experimentally studied in this paper.
Shengbing Zhou, Hu Ma, Yuan Ma, Changsheng Zhou, Ning Hu   +4 more
doaj   +1 more source

Experimental study on the rotating detonation engine based on a gas mixture

Frontiers in Energy Research, 2023
A direct connection test of a rotating detonation engine was conducted. The outer and inner diameters of the annular combustors were 206 and 166 mm, respectively.
Sainan Xue, Xin Zhang, Jianlu Yang, Denghang Liu, Hu Ma, Changsheng Zhou   +5 more
doaj   +1 more source

Experimental Investigation on Two-Phase Rotating Detonation Fueled by Kerosene in a Hollow Directed Combustor

Frontiers in Energy Research, 2022
The operating characteristic of two-phase rotating detonation fueled by kerosene in a hollow combustor with the isolation section is experimentally studied. When the air mass flow rate is 1.5 kg/s, the equivalence ratio is 0.98, and the total temperature
Sainan Xue, Zhuojun Ying, Hu Ma, Changsheng Zhou   +3 more
doaj   +1 more source