Burst-mode OH/CH2O planar laser-induced fluorescence imaging of the heat release zone in an unsteady flame

U Retzer, R Pan, T Werblinski, FJT Huber… - Optics …, 2018 - opg.optica.org
The paper presents simultaneous high-speed (7.5 kHz) planar laser-induced fluorescence
(PLIF) of formaldehyde (CH_2O) and the hydroxyl-radical (OH) for visualization of the flame …

Continuous hydroxyl radical planar laser imaging at 50 kHz repetition rate

S Hammack, C Carter, C Wuensche, T Lee - Applied optics, 2014 - opg.optica.org
This study demonstrates high-repetition-rate planar laser-induced fluorescence (PLIF)
imaging of hydroxyl radicals (OH) in flames at a continuous framing rate of 50 kHz. A …

High-speed CH2O PLIF imaging in turbulent flames using a pulse-burst laser system

KN Gabet, RA Patton, N Jiang, WR Lempert, JA Sutton - Applied Physics B, 2012 - Springer
In this manuscript, we demonstrate high-speed (10-kHz-acquisition rate) planar laser-
induced fluorescence (PLIF) imaging of formaldehyde (CH 2 O) in turbulent non-premixed …

Ultra-high-speed PLIF imaging for simultaneous visualization of multiple species in turbulent flames

Z Wang, P Stamatoglou, Z Li, M Aldén, M Richter - Optics express, 2017 - opg.optica.org
In order to obtain more detailed characteristics and information in highly turbulent flames, for
a better understanding of the transient behavior of eddies in such flames, a measurement …

Hydroxyl radical planar imaging in flames using femtosecond laser pulses

Y Wang, A Jain, W Kulatilaka - Applied Physics B, 2019 - Springer
Hydroxyl radical (OH) planar laser-induced fluorescence (PLIF) imaging is one of the most
widely used laser diagnostic techniques to investigate reacting flows such as flames and …

Simultaneous burst imaging of dual species using planar laser-induced fluorescence at 50 kHz in turbulent premixed flames

Z Li, J Rosell, M Aldén, M Richter - Applied Spectroscopy, 2017 - journals.sagepub.com
Spatially and temporally resolved measurements are of great importance in turbulent
premixed flame studies, especially when investigating rapid processes such as when flame …

Investigation of OH and CH2O distributions at ultra-high repetition rates by planar laser induced fluorescence imaging in highly turbulent jet flames

Z Wang, P Stamatoglou, B Zhou, M Aldén, XS Bai… - Fuel, 2018 - Elsevier
For better understanding of the transient behavior of the flow/flame interaction in highly
turbulent premixed flames, measurement techniques with sufficient temporal resolution are …

20  kHz CH2O and OH PLIF with stereo PIV

SD Hammack, CD Carter, AW Skiba, CA Fugger… - Optics letters, 2018 - opg.optica.org
Planar laser-induced fluorescence (PLIF) of hydroxyl (OH) and formaldehyde (CH_2O)
radicals was performed alongside stereo particle image velocimetry (PIV) at a 20 kHz …

Time-resolved (kHz) 3D imaging of OH PLIF in a flame

R Wellander, M Richter, M Aldén - Experiments in fluids, 2014 - Springer
Based on scanning planar laser-induced fluorescence of OH, a measurement system with
the capability to record time-resolved three-dimensional image sequences of the OH …

Narrowband versus broadband excitation for CH2O PLIF imaging in flames using a frequency-tripled Nd:YAG laser

KN Gabet, JA Sutton - Experiments in fluids, 2014 - Springer
Abstract Spectrally-narrow-(~ 0.003 cm− 1) and broadband (> 1 cm− 1) fluorescence
excitation of the ̃ A^ 1 A_ 2-̃ X^ 1 A_ 1, 4_ 0^ 1 A~ 1 A 2-X~ 1 A 1, 4 0 1 electronic transition …