Experimental and numerical studies of a strut injector for round scramjet combustors

C Rock, J Schetz, R Ungewitter - 16th AIAA/DLR/DGLR International …, 2009 - arc.aiaa.org
In view of the very high freestream velocity of scramjets reaching Mach 10, fuel residence
time is on the order of milliseconds1 and supersonic combustion presents a challenge in …

Complex wall injector array for scramjet combustors

J Schetz, L Maddalena, R Throckmorton… - 46th AIAA Aerospace …, 2008 - arc.aiaa.org
As a result of the very high freestream velocity of scramjets reaching Mach 10, fuel residence
time is on the order of milliseconds, 1 and efficient supersonic combustion presents a …

Flush-wall, diamond-shaped fuel injector for high Mach number scramjets

PM Grossman, L Maddalena, JA Schetz - Journal of Propulsion and …, 2008 - arc.aiaa.org
BECAUSE to the of very high freestream velocity of scramjets reaching Mach 10, fuel
residence time is on the order of milliseconds [1], and supersonic combustion presents an …

Experimental and computational investigation of an aeroramp injector in a mach four cross flow

L Maddalena, T Campioli, J Schetz - AIAA/CIRA 13th International …, 2005 - arc.aiaa.org
UE to the short fuel residence time inside a scramjet, which is on the order of a millisecond,
achieving efficient supersonic combustion forms a challenging problem. Enhanced mixing …

Experimental assessment of a fuel injector for scramjet applications

T Mathur, S Cox-Stouffer, KY Hsu, J Crafton… - 36th AIAA/ASME/SAE …, 2000 - arc.aiaa.org
Fuel injection and mixing have been identified by the Air Force Hypersonic Technology
Office1 as significant" technological challenges" that must be addressed as a prerequisite …

Numerical simulation of the internal and external flowfields of a scramjet fuel strut injector including conjugate heat transfer

B Rust, P Gerlinger, JM Lourier, M Aigner… - 17th AIAA International …, 2011 - arc.aiaa.org
N supersonic combustion chambers, fast mixing of fuel and air is essential for a stable self
ignition, good combustion performance, and low NOx emissions. Different types of injectors …

Fuel/air mixing characteristics of strut injections for scramjet combustor applications

CJ Tam, KY Hsu, M Gruber, C Raffoul - 26th AIAA Applied …, 2008 - arc.aiaa.org
One of the principal challenges in developing large-scale scramjet-engine designs is the
fuel-injection strategy, ie., the penetration and mixing of the fuel in the combustor. Injector …

Injectant Molecular Weight Effects in Injectors for Circular Scramjet Combustors

C Rock, J Schetz, R Ungewitter - 48th AIAA Aerospace Sciences …, 2010 - arc.aiaa.org
In view of the very high freestream velocity of scramjets reaching Mach 10, fuel residence
time is on the order of milliseconds1 and supersonic combustion presents a challenge in …

An improved lobed strut injector concept for supersonic combustion

B Rust, P Gerlinger, M Aigner - 46th AIAA/ASME/SAE/ASEE Joint …, 2010 - arc.aiaa.org
HE design of air-breathing vehicles with supersonic combustion (scramjets) has been
investigated for several decades. However, the layout of a supersonic combustion chamber …

Advanced injection and mixing techniques for scramjet combustors

DW Bogdanoff - Journal of Propulsion and Power, 1994 - arc.aiaa.org
Scramjet combustor fuel injection and mixing enhancement techniques are reviewed. The
injection techniques include hole injection from the combustor wall, slot injection parallel to …