Simultaneous high-speed imaging of temperature, heat-release rate, and multi-species concentrations in turbulent jet flames

N Jiang, PS Hsu, SW Grib, S Roy - Optics Express, 2019 - opg.optica.org
We report the high-speed imaging of multi-species and multi-parameter combustion
diagnostics for turbulent non-premixed jet flames using a three-legged burst-mode laser …

Two-color volumetric laser-induced fluorescence for 3D OH and temperature fields in turbulent reacting flows

BR Halls, PS Hsu, S Roy, TR Meyer, JR Gord - Optics letters, 2018 - opg.optica.org
Single-shot, two-color, volumetric laser-induced fluorescence was demonstrated for three-
dimensional (3D), tomographic imaging of the structural properties of the OH radical and …

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 …

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 …

A simplified approach to simultaneous multi-scalar imaging in turbulent flames

AW Skiba, CD Carter, SD Hammack, T Lee - Combustion and Flame, 2018 - Elsevier
This communication describes and demonstrates an approach to making simultaneous multi-
scalar measurements with reduced equipment requirements. Specifically, this letter …

Development of a three-legged, high-speed, burst-mode laser system for simultaneous measurements of velocity and scalars in reacting flows

S Roy, N Jiang, PS Hsu, T Yi, MN Slipchenko… - Optics Letters, 2018 - opg.optica.org
We report the development of a three-legged, high-speed, high-energy, burst-mode laser
system for the simultaneous measurement of velocity and key combustion species in …

4D spatiotemporal evolution of combustion intermediates in turbulent flames using burst-mode volumetric laser-induced fluorescence

BR Halls, N Jiang, TR Meyer, S Roy, MN Slipchenko… - Optics letters, 2017 - opg.optica.org
High-speed (20 kHz rate), volumetric laser-induced-fluorescence imaging of combustion
intermediates such as a formaldehyde (CH_2O) and polycyclic aromatic hydrocarbon (PAH) …

Multi-kHz temperature imaging in turbulent non-premixed flames using planar Rayleigh scattering

RA Patton, KN Gabet, N Jiang, WR Lempert, JA Sutton - Applied Physics B, 2012 - Springer
In this manuscript, we describe the development of two-dimensional, high-repetition-rate (10-
kHz) Rayleigh scattering imaging as applied to turbulent combustion environments. In …

Two-wavelength single laser CH and CH4 imaging in a lifted turbulent diffusion flame

M Namazian, RL Schmitt, MB Long - Applied optics, 1988 - opg.optica.org
A new technique has been developed which allows simultaneous 2-D mapping of CH and
CH_4 in a turbulent methane flame. A flashlamp-pumped dye laser using two back mirrors …

Investigation of local flame structures and statistics in partially premixed turbulent jet flames using simultaneous single-shot CH and OH planar laser-induced …

J Kiefer, ZS Li, J Zetterberg, XS Bai, M Aldén - Combustion and flame, 2008 - Elsevier
We report on the application of simultaneous single-shot imaging of CH and OH radicals
using planar laser-induced fluorescence (PLIF) to investigate partially premixed turbulent jet …