An experimental investigation of cavity-based flameholders with strut injectors in a
supersonic flow is reported. In this ongoing research program, emphasis is placed on …

THE results of an experimental investigation of a supersonic cavity combustor using high-
frequency planar imaging diagnostics are presented in this Note. Specifically, 10-kHz OH …

DEVELOPMENT of hydrocarbon-fueled supersonic combus-tion ramjet (scramjet) engines is
an active area of research around the world. Because of the inherent difficulties associated …

Quantitative fuel distribution measurements employed spontaneous Raman scattering
technique were made around a cavity in a Mach 2 non-reacting flow. Gaseous fuel was …

A key component for the opembility of a scramjet system is the flame holder. This study
investigated the flame holding properties of recessed cavities in supersonic flow using …

I. Introduction key area of study to advance supersonic combustor development is the
characterization of cavity-based fuel injection and flameholding. Cavity-based flameholders …

Performance and operating limits of an ethylene-fueled recessed cavity flameholder with
various cavity lengths were investigated both experimentally and numerically, using an …

Scramjet combustor technology is currently under development by the Air Force and a key
component of scramjet combustors is the flame holder. This study investigated the flame …

This paper presents experimental data examining the flameholding performance of a
scramjet cavity with an inclined front wall. Mach 8 flight-equivalent flows were delivered to …

The effects of inlet distortion and shockwave interaction on fuel-air distribution and ignition in
a cavity-based flameholder with supersonic flow were investigated using nanosecond-gated …