3D distribution of hot spots affected by flow and spray in a centrally staged combustor

C Tao, C Zhang, Q An, X Xue, J Gao, X Fan - Proceedings of the …, 2024 - Elsevier
This paper investigates the 3D distribution features of fuel, hot spots (HS), and velocity in a
centrally staged swirl spray combustor using particle image velocimetry (PIV) and …

Flashback Studies of High-Hydrogen Flames using High-Speed OH Planar Laser-Induced Fluorescence

P Parajuli, P Strakey - AIAA SCITECH 2024 Forum, 2024 - arc.aiaa.org
Flame flashback is a crucial challenge during the application of high-hydrogen fuels for the
development of next-generation lean premixed combustors. The fundamentals of stable …

Measurement of soot volume fraction by Cavity Ring-Down Extinction (CRDE) in elevated pressure premixed laminar ethylene/air flames

T Dreier, P Fjodorow, SJ Baik, T Endres, C Schulz - Applied Physics B, 2025 - Springer
The quantitative measurements of the soot volume fraction can deliver important validation
data for detailed models of soot inception, growth, and oxidation in hydrocarbon-fueled …

[HTML][HTML] Laser absorption correction for hydroxyl planar laser induced fluorescence measurements in a centrally staged combustor at elevated pressures

K Ji, X Hui, C Tao, X Xue, Q An - Journal of Applied Physics, 2024 - pubs.aip.org
Planar laser-induced fluorescence (PLIF) is a crucial spectroscopic technique for measuring
minor species [eg, hydroxyl (OH), methylene (CH), and nitric oxide (NO) radicals] in …

Study of the acoustic response of a swirl/bluff-body stabilized natural gas flame: experimental aspects and theoretical rationale

M Behzadi, E Movahednejad, F Ommi - Journal of Thermal Analysis and …, 2023 - Springer
The thermo-acoustic stability of a combustor may be assessed in its design phase via
solving an expression for the interior acoustic field with flame characteristics treated as an …

Temperature imaging of elevated pressure flames using planar laser induced fluorescence

S Kumar, W Zhao, ZT Alwahabi, TF Guiberti… - Proceedings of the …, 2024 - Elsevier
This paper reports on the temperature imaging of elevated pressure flames using planar
Two Line Atomic Fluorescence, TLAF, of gallium. The technique was applied in laminar and …

NH2* Chemiluminescence in Premixed NH3/H2/N2-Air Flames

M Suarez, MK Hay, K Naude… - AIAA SCITECH 2024 …, 2024 - arc.aiaa.org
Ammonia (NH3) is a promising fuel source for future gas turbines as it produces zero carbon
dioxide (CO2) emissions. However, pure NH3 has low chemical reactivity, increased NOx …

Two-Color OH PLIF Thermometry in NH3/H2/N2 Flames

MK Hay, M Suarez, WD Kulatilaka - AIAA SCITECH 2024 Forum, 2024 - arc.aiaa.org
Partially cracked ammonia (NH3) blends have gained recent interest as a drop-in fuel for
many existing combustor designs since these blends have similar laminar flame speed and …

1D Flame Thermometry Using Femtosecond LIF of NO

MK Hay, M Suarez, WD Kulatilaka - AIAA SCITECH 2025 Forum, 2025 - arc.aiaa.org
Laser-based thermometry techniques are being used extensively in many reacting low
applications. Different techniques have been developed with varying accuracy, experimental …

پیاده‌سازی روش و شناسایی تجربی تابش‌های نورشیمیایی برای مشعل بنسن

اکبری, کبریایی, آزاده, رنجبران - مهندسی مکانیک دانشگاه تبریز, 2023‎ - tumechj.tabrizu.ac.ir
روش نورشیمیایی یکی از روشهای نوری شناخته شده و پرکاربرد در زمینه شناسایی سیستمهای
احتراقی است. در این پژوهش، سیگنال‌های نورشیمیایی CH* وOH* گونه‌های نشانگر نرخ گرمای آزاد …