Challenges for turbulent combustion

AR Masri - Proceedings of the Combustion Institute, 2021 - Elsevier
Turbulent combustion will remain central to the next generation of combustion devices that
are likely to employ blends of renewable and fossil fuels, transitioning eventually to …

Spray and flame characteristics of an ultra-compact combustor for gas turbines

Y Zhao, W Fan, R Zhang - Applied Thermal Engineering, 2024 - Elsevier
Ultra-compact combustors have received much attention in the development of gas turbines
for transportation because of their advantages of compactness, low emissions, and cost …

Application of high-speed, species-specific chemiluminescence imaging for laminar flame speed and Markstein length measurements in spherically expanding flames

MA Turner, TT Paschal, P Parajuli… - … Thermal and Fluid …, 2021 - Elsevier
A high-speed chemiluminescence imaging diagnostic system has been developed and
characterized for measuring species-specific properties of spherically expanding flames …

Soot-Free Low-NOx Aeronautical Combustor Concept: The Lean Azimuthal Flame for Kerosene Sprays

PM de Oliveira, D Fredrich, G De Falco, I El Helou… - Energy & …, 2021 - ACS Publications
An ultralow emission combustor concept based on “flameless oxidation” is demonstrated in
this paper for aviation kerosene. Measurements of gas emissions, as well as of the size and …

Investigation of OH∗ chemiluminescence with lift-off characteristic in methane-oxygen inverse diffusion flame

F Xie, Y Zhou, X Song, Y Bai, R Wu, M Yao… - International Journal of …, 2021 - Elsevier
OH∗ chemiluminescence is a reliable indication of the combustion state and can express
characteristic parameters of flame. In this work, OH∗ chemiluminescence in the lift-off …

Experimental study of the fuel spray and ignition characteristics in an aeroengine afterburner under subatmospheric pressure

X Yang, W Fan, R Zhang - Aerospace Science and Technology, 2024 - Elsevier
The fuel atomization and ignition characteristics of an afterburner under subatmospheric
pressure are important foundations for expanding the operating range of the afterburner at …

Measurement and simulation of sooting characteristics by an ATJ-SKA biojet fuel and blends with Jet A-1 fuel in laminar non-premixed flames

B Tian, A Liu, CT Chong, L Fan, S Ni, A Hull, A Hull… - Combustion and …, 2021 - Elsevier
We investigate the sooting propensity of an Alcohol-to-Jet-Synthetic Kerosene with
Aromatics (ATJ-SKA) biojet fuel. The soot volume fraction and primary particle size in the pre …

Coupled droplet dynamics: Investigation of acoustic-spray interactions in a reacting flow field

Y Aradhey, C Li, J Meadows - Combustion and Flame, 2023 - Elsevier
Droplet dynamics in a self-excited thermoacoustic instability are not well understood due to
the tight coupling of competing effects and difficulty in taking high-quality data. In this …

Stability and structure of lean swirling spray flames with various degrees of prevaporization

J Wang, PM de Oliveira, RS Pathania… - … Journal of Spray …, 2023 - journals.sagepub.com
Achieving full premixing and complete evaporation in lean prevaporized premixed
combustors is challenging as it depends on the spray injector characteristics …

Heat release zones in turbulent, moderately dense spray flames of ethanol and biodiesel

G Singh, M Juddoo, A Kourmatzis, MJ Dunn… - Combustion and …, 2020 - Elsevier
This paper extends the application of laser-induced fluorescence imaging of OH & CH 2 O
(LIF-OH-CH 2 O) to provide a measure of heat release zones in turbulent, moderately dense …