Results 21 to 30 of about 3,707 (264)

Investigation of the Flow In Cold Condition at the Exit of a Supersonic Combustor Test Bench [PDF]

open access: yesJournal of Aerospace Technology and Management, 2020
For studies of hypersonic flows and supersonic combustion in ground test facilities, three devices can be used as ram accelerators, shock tunnels and supersonic combustor test benches.
Jefte da Silva Guimarães   +3 more
doaj   +3 more sources

Aerodynamic Control and Mixing with Ramp Injection [PDF]

open access: yes, 2005
Experiments have been conducted in the GALCIT Supersonic Shear Layer Facility (S3L) to investigate the behaviour of a flow and geometry with many features that are potentially useful for a Supersonic Combustion Ramjet (SCRAMJET) engine - a recirculation ...
Johnson, Michael Bernard
core   +1 more source

Annular Supersonic Ejector Design and Optimization [PDF]

open access: yes, 2012
An ejector is a device that entrains a secondary flow into a high speed stream that is generated by expansion of high pressure motive gas [1]. These ejectors can be broadly classified into central ejectors and annular ejectors.
Venkat S. Iyengar   +5 more
core   +1 more source

An Experimental Investigation of Supersonic Combustion of Mildly Cracked N-Dodecane [PDF]

open access: yes, 2022
In this paper, a novel two-stage hydrocarbon fuel heating and delivery system was used to more accurately simulate the state of fuel in the cooling channel of the regenerative cooling engine. Mildly cracked (
Li, Yujun   +9 more
core   +1 more source

External hot surface axisymmetric models for supersonic combustion [PDF]

open access: yes, 2016
An external axisymmetric configuration is introduced for supersonic combustion research in hypersonic wind tunnel flow. In this configuration, high quality data can be generated for validation of computational simulations.
Zhao, Mengmeng
core   +1 more source

An Analytical and Computational Investigation of Shock-Induced Vortical Flows with Applications to Supersonic Combustion [PDF]

open access: yes, 1991
The motivation for study of shock-induced vortical flows is the problem of achieving rapid and efficient mixing of fuel and oxidizer in a SCRAMJET engine.
Yang, Joseph
core   +1 more source

Large Eddy simulation of supersonic combustion using the eulerian stochastic fields method [PDF]

open access: yes, 2019
The development of supersonic combustion engines (scramjet-type) presents several challenges. Numerical simulations of scramjet engine combustion have become an attractive alternative to experimental investigations.
Almeida, YP, Navarro-Martinez, S
core   +1 more source

Characterization of supersonic turbulent combustion in a Mach-10 scramjet combustor [PDF]

open access: yes, 2020
Turbulent combustion remains an unsolved problem, and the simulation models that have been developed, although accurate for subsonic turbulent combustion, have limited accuracy when applied to supersonic combustion.
Wheatley, Vincent   +5 more
core   +1 more source

Future directions of supersonic combustion research - Air Force/NASA workshop on supersonic combustion [PDF]

open access: yes35th Aerospace Sciences Meeting and Exhibit, 1997
The Air Force Office of Scientific Research, the Air Force Wright Laboratory Aero Propulsion and Power Directorate, and the NASA Langley Research Center held a joint supersonic combustion workshop on 14-16 May 1996. The intent of this meeting was to: (1) examine the current state-of-the-art in hydrocarbon and/or hydrogen fueled scramjet research; (2 ...
Julian Tishkoff   +7 more
openaire   +1 more source

Computational investigation to interpret the reacting flow conditions for two different fuels in the scramjet combustor

open access: yesResults in Engineering, 2022
The scramjet engines use the atmospheric oxygen to complete the combustion process, therefore, known as Air breathing engines. It does not bear any active parts and operates at supersonic speed, so it becomes essential that the variables such as fuel ...
Namrata Bordoloi   +3 more
doaj   +1 more source

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