Results 11 to 20 of about 231,983 (247)

Comprehensive Performance Analysis for the Rotating Detonation-Based Turboshaft Engine

International Journal of Aerospace Engineering, 2020
The potential advantages of rotating detonation combustion are gradually approved, and it is becoming a stable and controllable energy conversion way adopted to the propulsion devices or ground-engines. This study focuses on the rotating detonation-based
Zifei Ji, Ruize Duan, Renshuai Zhang, Huiqiang Zhang, Bing Wang   +4 more
doaj   +2 more sources

Numerical Study on the Two-Phase Detonation Flow Field of Coal Powder-Hydrogen in a Rotating Detonation Engine [PDF]

Hangkong bingqi
Rotating detonation engines (RDEs) have attracted significant attention in the aerospace field due to their high thermal cycle efficiency. This study explores the characteristics of rotating detonation in gas-solid mixed fuel within an air atmosphere.
Weng Chunsheng, Ni Xiaodong, Xu Han
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   +3 more sources

Experimental study of internal flow structures in cylindrical rotating detonation engines [PDF]

, 2021
The internal flow structures of detonation wave were experimentally analyzed in an optically accessible hollow rotating detonation combustor with multiple chamber lengths.
Matsuoka, Ken, Athmanathan, Venkat, Matsuo, Akiko, Funaki, Ikkoh, Kasahara, Jiro, Yokoo, Ryuya, Braun, James, Meyer, Terrence R., Paniagua, Guillermo, Kawasaki, Akira, Goto, Keisuke   +10 more
core   +1 more source

Experimental investigation of inner flow of a throatless diverging rotating detonation engine [PDF]

, 2023
The inner flow containing the ignition process of a throatless and diverging (constant diverging angle α=5 deg) rotating detonation engine (RDE) was experimentally investigated by both optical observation and pressure measurement.
Matsuoka, Ken, Meyer, Terrence, Akira Kawasaki, Jiro Kasahara, James Braun, Hiroaki Watanabe, Ishihara, Kazuki, Braun, James, Akiko Matsuo, Guillermo Paniagua, Matsuo, Akiko, Terrence Meyer, Noboru Itouyama, Ken Matsuoka, Paniagua, Guillermo, Keisuke Goto, Goto, Keisuke, Nakata, Kotaro, Ikkoh Funaki, Watanabe, Hiroaki, Kasahara, Jiro, Kotaro Nakata, Kawasaki, Akira, Kazuki Ishihara, Itouyama, Noboru, Funaki, Ikkoh, Higashino, Kazuyuki, Kazuyuki Higashino   +27 more
core   +1 more source

A Theoretical Review of Rotating Detonation Engines [PDF]

, 2021
Rotating detonation engines are a novel device for generating thrust from combustion, in a highly efficient, yet mechanically simple form. This chapter presents a detailed literature review of rotating detonation engines.
Paul R. Medwell, Kildare, J.A.C., C. Chin, R, Chinnici, A, Chinnici, A., A.M. Sparks, C, Shaw, I.J., Chin, R.C., N.H. Rubaiyat, S, Shekh N.H. Rubaiyat, Sparks, C., R. Medwell, P, Alfonso Chinnici, Ian J. Shaw, J. Evans, M, Michael J. Evans, Evans, M.J., Rubaiyat, S.N.H., Rey C. Chin, J. Shaw, I, A.C. Kildare, J, Ciaran A.M. Sparks, Jordan A.C. Kildare, Medwell, P.R.   +23 more
core   +1 more source

Numerical simulation of similarities between rotating detonation and high-frequency combustion instability under two mixing schemes

AIP Advances, 2022
This paper presents an experimental study on rotating detonations in a hollow combustor with the slit-orifice nozzle. The experimental results reveal that the propagation speed of detonation waves increases with the rise of mass flow rates and is greater
Liangzhong Fan, Qiang Shi, Wei Lin, Yiheng Tong, Jian Sun, Wansheng Nie   +5 more
doaj   +1 more source

Acoustically Activatable Drug-Loaded Nanodroplets for Mechanochemical Therapy in Solid Tumors. [PDF]

Adv Sci (Weinh)
Microfluidically fabricated drug‐loaded nanodroplets are sequentially activated by dual‐frequency ultrasound through acoustic droplet vaporization followed by bubble collapse, enabling spatially controlled drug release and mechanical tumor fractionation, resulting in synergistic mechanochemotherapy and prolonged survival.
Bercovici T, Bismuth M, Goldsmith M, Peer D, Ilovitsh T.   +4 more
europepmc   +2 more sources

Study of the detonation wave in a rotating detonation combustor using hydrogen and mixtures ethylene-acetylene

, 2021
In this study, a comparison between the use of hydrogen and a mixture of ethylene-hydrogen-acetylene as fuels is made in order to evaluate the characteristics of the detonation wave in a rotating detonation combustor. For the experimental development, an
FONSECA VIGOYA, MARLEN DEL SOCORRO, Pardo García, Carlos Eduardo, PABON LEON, JHON ANTUNY   +2 more
core   +1 more source

Effects of slot injection on detonation wavelet characteristics in a rotating detonation engine [PDF]

, 2021
Two-dimensional numerical simulations are performed to investigate the effects of spatially discrete slot injection of reactants on the features of detonation wavelets in a rotating detonation engine (RDE). The detonation dynamics is described by a model
Yan, C., Ng, H.D., Teng, H.H.
core   +1 more source