Results 41 to 50 of about 512 (129)

Catalysts for Electrochemical Oxidation of Ammonia: A Comprehensive Review of Fundamentals and Optimization Strategies

open access: yesAdvanced Materials, Volume 38, Issue 4, 16 January 2026.
Developing robust catalysts for ammonia electrochemical oxidation (AOR) is essential for advancing NH3 utilization technologies. This review summarizes recent progress in catalyst design and mechanistic understanding of AOR. In addition, it systematically investigates strategies to improve AOR performance for various types of catalysts.
Yike Ye   +4 more
wiley   +1 more source

Effects of Fuel Penetration on the RDE Performance with JISC Injector Configuration

open access: yesAerospace
This study investigates the operational characteristics of the Rotating Detonation Engine (RDE), with a focus on fuel injector design. Inspired by the similarity between the fuel injection structure of RDE and the Jet in Supersonic Crossflow (JISC) of a ...
Gyeong-Ui Mo   +4 more
doaj   +1 more source

Stable detonation wave propagation in rectangular-cross-section curved channels [PDF]

open access: yes, 2012
journal ...
Funaki Ikkoh   +5 more
core   +1 more source

Investigation of flow field characteristics and performance of carbon-hydrogen/oxygen-rich air rotating detonation engine

open access: yes, 2023
Numerical simulations were conducted to investigate the flow field characteristics and performance of a carbon-hydrogen/oxygen-rich air rotating detonation engine (RDE).
Cheng, Miao   +4 more
core   +1 more source

Continuous Detonation Combustor Operating on a Methane–Oxygen Mixture: Test Fires, Thrust Performance, and Thermal State

open access: yesAerospace
Test fires of a rotating detonation engine (RDE) annular combustor operating on a methane–oxygen mixture were conducted. Compared to the original RDE combustor previously tested, it was modified in terms of changing the layout of the water cooling system,
Sergey M. Frolov   +3 more
doaj   +1 more source

Analysis on Pressure Gain of Rotating Detonation Engine [PDF]

open access: yes, 2023
Rotating detonation engine (RDE) has been developed since around 2000 and launched into space recently. However, the study on RDE is in the fundamental stage for a practical level.
Hayashi, A. K.   +6 more
core  

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

open access: yes, 2021
The internal flow structures of detonation wave were experimentally analyzed in an optically accessible hollow rotating detonation combustor with multiple chamber lengths.
Athmanathan, Venkat   +10 more
core   +1 more source

Performance Analysis of Pulse Detonation Micro Gas Turbines Under Typical Operating Conditions

open access: yesEnergy Science &Engineering, Volume 13, Issue 10, Page 4690-4703, October 2025.
ABSTRACT Considering the benefits of pulse detonation combustion, including low entropy increase, high cycle thermal efficiency, and self‐pressurization, a performance calculation model for a pulse detonation micro gas turbine was established using methane as fuel. The study primarily investigated the impact of component parameters, ambient conditions,
Weifeng Qin   +3 more
wiley   +1 more source

Preliminary Computational Assessment of Disk Rotating Detonation Engine Configurations [PDF]

open access: yes
A rotating detonation engine (RDE) configuration whereby the working fluid enters and exits in a predominantly radial manner is examined using a quasi-two-dimensional computational fluid dynamic simulation. The simulation, based on a Cartesian coordinate
Paxson, Daniel E.
core   +4 more sources

Front shock behavior of stable curved detonation waves in rectangular-cross-section curved channels [PDF]

open access: yes, 2013
The propagation of curved detonation waves of gaseous explosives stabilized in rectangular-cross-section curved channels is investigated. Three types of stoichiometric test gases, C2H4 + 3O2, 2H2 + O2, and 2C2H2 + 5O2 + 7Ar, are evaluated.
Funaki Ikkoh   +4 more
core   +1 more source

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