Impact of parametric variation on combustion characteristics of hydrogen‐fueled strut based scramjet combustor at supersonic speed
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Energy Research"
DOI: 10.1002/er.5822
Abstract: Supersonic combustion ramjet engine is more fascinating among all the air‐breathing engines. Due to its higher thrust to weight ratio, researchers are more interested to get the superior combustion performance at the optimum boundary conditions.… read more here.
Keywords: combustion; performance; air; model ... See more keywords
Investigation of flameholding characteristics in a kerosene-fueled scramjet combustor with tandem dual-cavity
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DOI: 10.1016/j.actaastro.2017.08.014
Abstract: Abstract The flameholding characteristics in a kerosene-fueled scramjet combustor with a tandem dual-cavity were investigated experimentally under various inlet stagnation pressure conditions. Flame stabilization locations were judged by the pressure distributions and flame luminescence images.… read more here.
Keywords: characteristics kerosene; fueled scramjet; kerosene fueled; flameholding characteristics ... See more keywords
Dynamic characteristics of a gliding arc plasma-assisted ignition in a cavity-based scramjet combustor
Sign Up to like & getrecommendations! Published in 2020 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2020.03.005
Abstract: Abstract A gliding arc discharge with an averaged power of 630 W at atmospheric pressure was used to ignite an ethylene-fueled scramjet combustor with an inflow speed of Mach number 2.92. The instantaneous power of the plasma… read more here.
Keywords: flame; initial flame; power; gliding arc ... See more keywords
Combustion characteristics of hydrogen and cracked kerosene in a DLR scramjet combustor using hybrid RANS/LES method
Sign Up to like & getrecommendations! Published in 2018 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2018.03.006
Abstract: Abstract This paper applies a zonal hybrid RANS/LES framework to analyze supersonic combustion in a model scramjet combustor. The geometries and boundary conditions of model scramjet combustor are based on an experiment conducted at DLR,… read more here.
Keywords: hydrogen; combustion; cracked kerosene; combustor ... See more keywords
Experimental study of mode transition characteristics of a cavity-based scramjet combustor during acceleration
Sign Up to like & getrecommendations! Published in 2019 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2019.105316
Abstract: Abstract Experiments were performed in a direct-connect supersonic combustion test facility to simulate scramjet combustor acceleration in high altitude. The combustor inlet flow Mach number increased from 2.40 to 2.94, and the flowrate and total… read more here.
Keywords: scramjet combustor; mode transition; transition; acceleration ... See more keywords
Ignition and flame stabilization characteristics in an ethylene-fueled scramjet combustor
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DOI: 10.1016/j.ast.2020.106186
Abstract: Abstract Successful ignition process is the prerequisite for achieving stable combustion in a scramjet combustor coupled with a cavity. A single pulse laser is adopted to ignite the fuel/air mixture that is generated by a… read more here.
Keywords: scramjet combustor; flame; cavity; ignition ... See more keywords
Numerical investigation on implication of dual cavity on combustion characteristics in strut based scramjet combustor
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2019.10.064
Abstract: Abstract The present study investigates the implication of a dual cavity on combustion and mixing characteristics of strut based combustor numerically. A scramjet combustor with and without cavity are considered to evaluate the influence of… read more here.
Keywords: dual cavity; combustion; cavity; cavity combustion ... See more keywords
Circular Scramjet Combustor Transition Lengths at Mach 8 and 12.8 Flight Conditions
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DOI: 10.2514/1.j059177
Abstract: This paper presents an experimental study of laminar-to-turbulent boundary-layer transition in a circular duct at high supersonic Mach number. The experiments were conducted as an essential precurs... read more here.
Keywords: transition; combustor transition; transition lengths; circular scramjet ... See more keywords