Results 21 to 30 of about 512 (129)

Technological advancements in Pulse Detonation Engine Technology in the recent past: A Characterized Report [PDF]

open access: yesINCAS Bulletin, 2019
Pulse Detonation Engine (PDE), is an emerging and promising propulsive technology all over the world in the past few decades. A pulse detonation engine (PDE) is a type of propulsion system that uses detonation waves to combust the fuel and oxidizer ...
Bharat Ankur DOGRA   +3 more
doaj   +1 more source

Predictive Numerical Analysis on the Fuel Homogeneity in a Rotating Detonation Engine (RDE) Implementing Radially-Entered Fuel Injection Scheme

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
Abstract The potential for a continuous detonation wave in rotating detonation engine (RDE) hugely rely on the homogenous fuel-air mixture within annular chamber. Using that motivation, a comprehensive numerical study on the non-reacting flow field was carried out to investigate the mixing of hydrogen (H2)and oxygen (O2) in a RDE ...
M N Rahman, M A Wahid, M F Mohd Yasin
openaire   +1 more source

Design and Parametric Analysis of a Supersonic Turbine for Rotating Detonation Engine Applications

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2022
Pressure gain combustion is a promising alternative to conventional gas turbine technologies and within this class the Rotating Detonation Engine has the greatest potential.
Noraiz Mushtaq   +2 more
doaj   +1 more source

Comparative analysis of alternative fuels in detonation combustion [PDF]

open access: yes, 2016
Detonation combustion prominently exhibits high thermodynamic efficiency which leads to better performance. As compared to the conventionally used isobaric heat addition in a Brayton cycle combustor, detonation uses a novel isochoric Humphrey cycle which
Azami, M. H., Savill, Mark A.
core   +1 more source

A Characterized Status Report on Pulse Detonation Engine [PDF]

open access: yesINCAS Bulletin, 2019
Pulse Detonation Engine (PDE), is an exciting propulsion technology for the future and has been able to seek considerable attention over the last era. It has the potential to work efficiently in the modern cosmos.
Bharat Ankur DOGRA   +2 more
doaj   +1 more source

Oblique detonation waves stabilized in rectangular-cross-section bent tubes [PDF]

open access: yes, 2011
Oblique detonation waves, which are generated by a fundamental detonation phenomenon occurring in bent tubes, may be applied to fuel combustion in high-efficiency engines such as a pulse detonation engine (PDE) and a rotating detonation engine (RDE). The
Kasahara Jiro   +5 more
core   +1 more source

MHz-rate Laser Spectroscopic Instrument for Reacting Flow Composition and Temperature Measurements inside Rotating Detonation Engines (RDEs)

open access: yes2018 Joint Propulsion Conference, 2018
Rotating Detonation Engines (RDEs) is a concept with the potential of realizing a pressure gain architecture that will lead to improved efficiency in power generation and propulsion systems. However, there are many questions on stable operation and effectively recovering flow such that it may be used in power production.
Kyle Thurmond   +7 more
openaire   +3 more sources

Propulsive Performance and Heating Environment of Rotating Detonation Engine with Various Nozzles [PDF]

open access: yes, 2019
Geometric throats are commonly applied to rocket combustors to increase pressure and specific impulse. This paper presents the results from thrust measurements of an ethylene/gas-oxygen rotating detonation engine with various throat geometries in a ...
FUNAKI Ikkoh   +9 more
core   +2 more sources

Molecular Design and Redox Chemistries for Aqueous Organic Redox Flow Batteries (AORFBs)

open access: yesAngewandte Chemie, Volume 137, Issue 51, December 15, 2025.
Aqueous organic redox flow batteries (AORFBs) are a promising frontier for sustainable long‐duration energy storage. This review highlights recent advances in redox‐active molecule design, structure‐property relationships, and degradation mechanisms, alongside pairing strategies and full‐cell engineering.
Pan Wang
wiley   +2 more sources

Torque Around Axial Direction on Rotating Detonation Engines [PDF]

open access: yes, 2022
A rotating detonation engine (RDE) generates a continuous thrust with one or more rotating detonation waves. Because of the velocity on the order of kilometers/second, the reaction zone is relatively small.
Funaki, Ikkoh   +7 more
core   +1 more source

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