Tunable diode laser absorption spectroscopy based temperature measurement with a single diode laser near 1.4 μm
X Liu, Y Ma - Sensors, 2022 - mdpi.com
The rapidly changing and wide dynamic range of combustion temperature in scramjet
engines presents a major challenge to existing test techniques. Tunable diode laser …
engines presents a major challenge to existing test techniques. Tunable diode laser …
Cavity flameholding in an optical axisymmetric scramjet in Mach 4.5 flows
The dynamics of an optical axisymmetric scramjet, preferred for generic combustion and
flameholding studies without the corner boundary-layer effects that distort the freestream …
flameholding studies without the corner boundary-layer effects that distort the freestream …
Implication of geometrical configuration of cavity on combustion performance in a strut-based scramjet combustor
The present work describes the numerical investigation on the implication of the geometrical
configuration of a cavity with a strut-based scramjet combustor. Firstly, the combustion …
configuration of a cavity with a strut-based scramjet combustor. Firstly, the combustion …
Combustion enhancement via tandem cavities within a Mach 8 scramjet combustor
This paper presents a fundamental numerical investigation of an ethylene fuelled
axisymmetric scramjet using single and tandem cavity flameholders. A scramjet profile was …
axisymmetric scramjet using single and tandem cavity flameholders. A scramjet profile was …
Experimental investigation of inclining the upstream wall of a scramjet cavity
MA Trudgian, WO Landsberg… - Aerospace Science and …, 2020 - Elsevier
The cavity flameholder has been widely used in scramjets to improve mixing and
combustion rates. While many have investigated modifications to the cavity downstream …
combustion rates. While many have investigated modifications to the cavity downstream …
Experimental flameholding performance of a scramjet cavity with an inclined front wall
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 …
scramjet cavity with an inclined front wall. Mach 8 flight-equivalent flows were delivered to …
Measurements and analysis of hypersonic tripped boundary layer turbulence
KJ Hopkins, H Porat, TJ McIntyre, V Wheatley… - Experiments in …, 2021 - Springer
Surface roughness elements have been used to overcome the large prediction uncertainties
of hypersonic boundary layer transition. They provide the ability to force transition at short …
of hypersonic boundary layer transition. They provide the ability to force transition at short …
Cavity-enhanced combustion stability in an axisymmetric scramjet model
Cavity-enhanced combustion in an optical axisymmetric scramjet with a diverging combustor
is experimentally investigated in Mach 4.5 flows. The axisymmetric scramjet emphasizes …
is experimentally investigated in Mach 4.5 flows. The axisymmetric scramjet emphasizes …
Dual/scram-mode combustion limits of ethylene and surrogate endothermically-cracked hydrocarbon fuels at Mach 8 equivalent high-enthalpy conditions
This paper examines the scram/dual-mode combustion limits of hydrocabon fuels within a
Mach 8, scramjet combustor. Flight-equivalent flows were delivered to the axisymmetric …
Mach 8, scramjet combustor. Flight-equivalent flows were delivered to the axisymmetric …
Analysis of supersonic combustion characteristics of ethylene/methane fuel mixture on high-speed measurements of CH* chemiluminescence
S Nakaya, R Kinoshita, J Lee, H Ishikawa… - Proceedings of the …, 2019 - Elsevier
Supersonic combustion behaviors in a Mach 2.0 scramjet model combustor were
experimentally investigated at stagnation temperatures of 1700–2300 K. An …
experimentally investigated at stagnation temperatures of 1700–2300 K. An …