Articles with "detonation wave" as a keyword



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Experimental study on a rotating detonation combustor with an axial-flow turbine

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Published in 2018 at "Acta Astronautica"

DOI: 10.1016/j.actaastro.2018.05.047

Abstract: Abstract The research on rotating detonation turbine engine is attracting much attention in recent years. In this study, experiments have been performed on a structure combining a rotating detonation combustor and an axial-flow turbine to… read more here.

Keywords: turbine; rotating detonation; combustor axial; detonation combustor ... See more keywords
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Experimental research on the propagation process of rotating detonation wave with a gaseous hydrocarbon mixture fuel

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Published in 2021 at "Acta Astronautica"

DOI: 10.1016/j.actaastro.2020.10.027

Abstract: Abstract In this paper, a gaseous hydrocarbon mixture (hydrogen-ethylene-acetylene) fuel was used to investigate the initiation process, the stabilization process, and the quenching process of the rotating detonation wave. The results show that the experiments… read more here.

Keywords: rotating detonation; process; fuel; detonation ... See more keywords
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Analysis on stationary window of oblique detonation wave in methane-air mixture

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Published in 2021 at "Aerospace Science and Technology"

DOI: 10.1016/j.ast.2021.107038

Abstract: Abstract In order to obtain the standing conditions and stationary range of oblique detonation wave in methane-air combustible mixture, we use the Newton-Raphson iteration method to solve the perfect gas flow conservation equations of oblique… read more here.

Keywords: stationary window; detonation wave; oblique detonation; detonation ... See more keywords
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A novel method for trigger location control of the oblique detonation wave by a modified wedge

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Published in 2018 at "Combustion and Flame"

DOI: 10.1016/j.combustflame.2018.07.011

Abstract: Abstract Reducing the scale of the oblique detonation wave engine is of great importance as the aircrafts are getting smaller and smaller. A key factor that determines the scale of the oblique detonation wave engine… read more here.

Keywords: wedge; trigger location; location; detonation wave ... See more keywords
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Study on the transition patterns of the oblique detonation wave with varying temperature of the hydrogen-air mixture

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Published in 2020 at "Fuel"

DOI: 10.1016/j.fuel.2020.117827

Abstract: Abstract The Oblique Detonation Wave Engine is among the promising choices for hypersonic propulsion systems. It is of great importance to investigate the initiation of the oblique detonation wave. Although it has been demonstrated that… read more here.

Keywords: transition patterns; velocity; detonation; oblique detonation ... See more keywords
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Propagation process of H2/air rotating detonation wave and influence factors in plane-radial structure

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Published in 2018 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2018.01.061

Abstract: Abstract The rotating detonation wave (RDW) propagation processes and influence factors are simulated in the plane-radial structure. The effects of inner radii of curvature, domain widths and stagnation pressures on propagation mode are studied. The… read more here.

Keywords: propagation; influence factors; unstable propagation; detonation wave ... See more keywords
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2D numerical study on the deflection of thin steel plate subjected to gaseous detonation wave interaction

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Published in 2021 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2021.08.146

Abstract: Abstract An elaborate numerical study with a validated LS-DYNA® immersed boundary method fluid-solid interaction code is used to characterize the influence of pre-detonation pressure, ignition point location and time duration on plastic deformation of thin… read more here.

Keywords: numerical study; plate; detonation; detonation wave ... See more keywords
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Numerical simulation of detonation wave propagation and quenching process in in-line crimped-ribbon flame arrester

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Published in 2018 at "Cogent Engineering"

DOI: 10.1080/23311916.2018.1469377

Abstract: Abstract A new numerical model for simulating the propagation and quenching of a detonation wave in in-line flame arrester was developed by using FORTRAN language. Accordingly, this study analysed the initiating process, quenching rule of… read more here.

Keywords: arrester; propagation quenching; process; detonation ... See more keywords
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Distinctive Features of the Dynamics of a Bubble Detonation Wave in Tubular Clusters

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Published in 2018 at "Fluid Dynamics"

DOI: 10.1134/s0015462818030084

Abstract: The distinctive features of the passage of a detonation wave from a tubular body of a bubbly liquid confined by a layer of a “pure” liquid into a region of a homogeneous bubbly liquid are… read more here.

Keywords: dynamics bubble; features dynamics; distinctive features; detonation ... See more keywords
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Suppression of the Detonation Wave with the Aid of a Multi-Component Particle Cloud

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Published in 2020 at "Journal of Applied Mechanics and Technical Physics"

DOI: 10.1134/s002189442001006x

Abstract: The aim of this study is to investigate the effect of diversity of particles in the downstream cloud on detonation wave suppression. The multi-component two-phase model for a reacting compressible flow field including clouds of… read more here.

Keywords: particle cloud; component particle; multi component; detonation ... See more keywords
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Numerical Investigation of Detonation Combustion Wave in Pulse Detonation Combustor with Ejector

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Published in 2017 at "Journal of Applied Fluid Mechanics"

DOI: 10.18869/acadpub.jafm.73.239.27266

Abstract: Detonation combustion based engines are more efficient compared to conventional deflagration based engines. Pulse detonation engine is the new concept in propulsion technology for future propulsion system. In this contrast, an ejector was used to… read more here.

Keywords: detonation combustion; ejector; pulse detonation; detonation ... See more keywords