Results 41 to 50 of about 4,462 (234)

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   +1 more source

Medium independent jet (MI-Jet) engine

open access: yesPropulsion and Power Research, 2020
MI-Jet or medium independent jet engine is a new conceptual design which can be used in any gaseous atmosphere or in any planets with an ISP greater than that of the existing rocket engines.
Prajith Kumar K P, Aravind Vaidyanathan
doaj   +1 more source

Experimental Investigation on the Influence of Sidewall Compression on the Flowfield of a Scramjet Inlet at Mach 7

open access: yes, 2011
In this paper, we present the results of an extensive measurement campaign to investigate the effect of external and internal sidewall compression as well as different contraction ratios on the performance of the flowfield of a scramjet inlet ...
Ali Gülhan   +3 more
core   +1 more source

Investigations on the Influence of the In-Stream Pylon and Strut on the Performance of a Scramjet Combustor

open access: yesThe Scientific World Journal, 2014
The influence of the in-stream pylon and strut on the performance of scramjet combustor was experimentally and numerically investigated. The experiments were conducted with a direct-connect supersonic model combustor equipped with multiple cavities.
Hao Ouyang, Weidong Liu, Mingbo Sun
doaj   +1 more source

Analysis of a Three-Dimensional, High Pressure Ratio Scramjet Inlet with Variable Internal Contraction

open access: yes, 2012
We conducted an extensive experimental examination of the operational behavior of a three-dimensional scramjet inlet featuring a movable cowl to adapt the internal contraction according to the respective operation conditions.
Hohn, Oliver   +3 more
core   +1 more source

Microstructure, mechanical, and thermal properties of compositionally complex (Hf,Zr,Nb,Ti)B2‒LaB6 ceramics

open access: yesInternational Journal of Applied Ceramic Technology, Volume 23, Issue 1, February 2026.
Abstract Novel compositionally complex borides, (Hf,Zr,Nb,Ti)B2 and (Hf,Zr,Nb,Ti)B2‒LaB6, were fabricated using spark plasma sintering process. (Hf,Zr,Nb,Ti)B2‒LaB6 exhibits a dual‐phase microstructure, in which (Hf,Zr,Nb,Ti)B2 is a primary phase with the hexagonal structure and LaB6 is a secondary phase with a cubic structure.
Xin Chen   +8 more
wiley   +1 more source

Thrust vector control systems in scramjet propelled aircraft

open access: yes, 2023
openFin dal volo inaugurale dei fratelli Wright, continue innovazioni tecnologiche hanno caratterizzato il panorama aeronautico e spaziale. Effettuare il trasporto di merci e passeggeri ad alta velocità e ottenere un accesso economico allo spazio sono ...
CIAMPA', DIEGO
core  

A Shock‐Tube Facility for Gas‐Phase Chemical Kinetics Studies: Design, Validation, and Application for Methane Oxidation

open access: yesChemistry–Methods, Volume 6, Issue 1, January 2026.
A high‐pressure shock‐tube facility is developed to investigate high‐temperature chemical‐kinetics for next‐generation combustion systems. The design enables extended test times and integrates multiple optical diagnostics for time‐resolved species detection.
Sulaiman A. Alturaifi   +8 more
wiley   +1 more source

Multilateral‐Jets Interaction on Hypersonic Missiles: A Numerical Investigation

open access: yesInternational Journal of Aerospace Engineering, Volume 2026, Issue 1, 2026.
This paper numerically investigates flow field interaction and aerodynamic interference characteristics of multilateral‐jets on hypersonic missiles. Three‐dimensional compressible RANS equations coupled with the SST k‐ω turbulence model are solved using the finite volume method.
Zhao Sun   +3 more
wiley   +1 more source

Numerical Study of Disturbance Resistance of Oblique Detonation Waves

open access: yesInternational Journal of Aerospace Engineering, 2020
The stability of oblique detonation waves (ODWs) is a fundamental problem, and resistance of ODWs against disturbances is crucial for oblique detonation engines in high-speed propulsion. In this work, numerical studies on ODW stability in disturbed flows
Yu Liu, Baoguo Xiao, Lan Wang, Chao Wang
doaj   +1 more source

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