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Keywords: laser diagnostics
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Proceedings Papers

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A015, June 7–11, 2021
Paper No: GT2021-58706
... of preheating of fuel-air mixture. spray flame fuel-staged laser diagnostics Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical Conference and Exposition GT2021 June 7-11, 2021, Virtual, Online GT2021-58706 EXPERIMENTAL INVESTIGATION OF DUAL-SWIRL SPRAY FLAME IN A FUEL STAGED OPTICAL MODEL...
Proceedings Papers

Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A052, September 21–25, 2020
Paper No: GT2020-14985
...Abstract Abstract A Lean Premixed injection system (LP) was experimentally investigated at elevated pressure and air inlet temperature, corresponding to engine conditions, i.e. with high swirl number and elevated fresh gases velocities. OH-PLIF, NO-PLIF and kerosene-PLIF laser diagnostics were...
Proceedings Papers

Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A033, September 21–25, 2020
Paper No: GT2020-14619
... models. Keywords: high momentum jet flame, liquid fuel, gas tur- bine combustion, high pressure test rig, laser diagnostics, fuel and load flexibility, droplet sizing Corresponding author: fabian.hampp@dlr.de INTRODUCTION Gas turbines (GT) continue to play a key role in future power generation markets...
Proceedings Papers

Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T03A012, June 17–21, 2019
Paper No: GT2019-90663
... that the joint PDF approach outlined in this study could be implemented in high-fidelity computational fluid dynamic models to improve spray predictions in future studies. Keywords: Bio derived Fuels, Laser Diagnostics, Probability Density Function (PDF), Droplet diameter, Gas Turbine Combustion INTRODUCTION...
Proceedings Papers

Proc. ASME. GT2019, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A023, June 17–21, 2019
Paper No: GT2019-91377
... set for the validation of numerical simulation models. Keywords: high momentum jet flame, FLOX®, gas turbine combustion, high pressure test rig, laser diagnostics, laser Ra- man scattering INTRODUCTION Gas turbines (GT) increasingly play a key role in future power generation markets...
Proceedings Papers

Proc. ASME. GT2019, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A013, June 17–21, 2019
Paper No: GT2019-91177
... rig, laser diagnostics, mie scattering, particle image velocimetry, laser induced fluorescence INTRODUCTION An essential requirement for the energy system of the fu- ture is to compensate for the fluctuating share of wind and solar power and to guarantee a secure supply of electricity. Gas tur- bines...
Proceedings Papers

Proc. ASME. GT2013, Volume 1B: Combustion, Fuels and Emissions, V01BT04A024, June 3–7, 2013
Paper No: GT2013-95316
... laser diagnostics soot 1 Copyright © 2013 by ASME SOOT FORMATION AND FLAME CHARACTERIZATION OF AN AERO-ENGINE MODEL COMBUSTOR BURNING ETHYLENE AT ELEVATED PRESSURE Klaus Peter Geigle German Aerospace Center (DLR) Institute of Combustion Technology Stuttgart, Germany Redjem Hadef Université Larbi...
Proceedings Papers

Proc. ASME. GT2012, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 701-712, June 11–15, 2012
Paper No: GT2012-68997
... laser diagnostics 1 Copyright © 2012 by ASME Proceedings of ASME Turbo Expo 2012 GT2012 June 11-15, 2012, Copenhagen, Denmark GT2012-68997 EZEE®: A HIGH POWER DENSITY MODULATING FLOX® COMBUSTOR H. Schütz 1 , O. Lammel 2, G. Schmitz 1, T. Rödiger 2, M. Aigner 2 1 DLR - German Aerospace Center...
Proceedings Papers

Proc. ASME. GT2012, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 737-748, June 11–15, 2012
Paper No: GT2012-69006
... temperature gas turbine operational flexibility part load pilot burner fuel staging high pressure test rig laser diagnostics PART-LOAD OPERATION OF A PILOTED FLOX® COMBUSTION SYSTEM Tim Roediger, Oliver Lammel , Manfred Aigner German Aerospace Center (DLR), Institute of Combustion Technology...
Proceedings Papers

Proc. ASME. GT2011, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 591-600, June 6–10, 2011
Paper No: GT2011-45611
... PDFs of soot concentration, temperature and flow velocity, is unique in combining different laser diagnostics with a combustor exhibiting a more challenging geometry than existing validation experiments. gas turbine model combustor laser diagnostics soot EXPERIMENTAL ANALYSIS OF SOOT...
Proceedings Papers

Proc. ASME. GT2011, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 117-127, June 6–10, 2011
Paper No: GT2011-45111
... laser diagnostics validation data set jet flame stabilization laser Raman scattering OH* chemiluminescence imaging planar laser-induced fluorescence particle image velocimetry FINAL EXPERIMENTAL ANALYSIS OF CONFINED JET FLAMES BY LASER MEASUREMENT TECHNIQUES Oliver Lammel, Michael Sto¨hr, Peter...
Proceedings Papers

Proc. ASME. GT2010, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 1069-1081, June 14–18, 2010
Paper No: GT2010-23385
... combustion, gas turbine combustion, high temperature gas turbine, fuel flexibility, hydrogen combustion, numerical simulation, high pressure test rig, laser diagnostics NOMENCLATURE Nozzle diameter Ønozzle [mm] Nozzle exit velocity vnozzle [m/s] Pressure p [bar] Air equivalence ratio local local global...
Proceedings Papers

Proc. ASME. GT2010, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 563-570, June 14–18, 2010
Paper No: GT2010-22693
... are the presentation of the experimental arrangement and the high-speed measuring systems and a characterization of the auto-ignition events occurring in this system. Keywords: laser diagnostics, laser-induced fluorescence, particle image velocimetry, ignition delay INTRODUCTION Auto-ignition of fuel in an oxidizer...
Proceedings Papers

Proc. ASME. GT2010, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 677-687, June 14–18, 2010
Paper No: GT2010-22830
... flames has been significantly increased by the application of optical and laser diagnostic techniques in combination with high-frequency pressure probes. Averaging measured data with respect to the phase angle of a periodic instability, so-called phase-correlated mean values, enables the distinction...
Proceedings Papers

Proc. ASME. GT2010, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 655-664, June 14–18, 2010
Paper No: GT2010-22800
.... Moreover, the effect of the optically accessible combustion chamber on the performance of the micro gas turbine is evaluated. Keywords: OH* chemiluminescence, OH-PLIF, micro gas turbine, optical combustion chamber, lean premixed swirl stabilized combustion, laser diagnostics NOMENCLATURE Latin Letters h...
Proceedings Papers

Proc. ASME. GT2009, Volume 2: Combustion, Fuels and Emissions, 111-123, June 8–12, 2009
Paper No: GT2009-59171
... differently strong variations depending on the flame stabilization mode and the location in the flame. laser diagnostics Raman scattering gas turbine combustor flame stabilization Proceedings of ASME Turbo Expo 2009: Power for Land, Sea and Air GT2009 June 8-12, 2009, Orlando, Florida, USA C M n...
Proceedings Papers

Proc. ASME. GT2008, Volume 3: Combustion, Fuels and Emissions, Parts A and B, 419-429, June 9–13, 2008
Paper No: GT2008-50520
... 04 08 2009 Lean premixed natural gas/air flames produced by an industrial gas turbine burner were analyzed using laser diagnostic methods. For this purpose, the burner was equipped with an optical combustion chamber and operated with preheated air at various thermal powers P...
Proceedings Papers

Proc. ASME. GT2004, Volume 1: Turbo Expo 2004, 225-232, June 14–17, 2004
Paper No: GT2004-53366
... studied by a variety of phase-resolved laser diagnostic techniques, locked to the frequency of the nant pressure oscillation. Measurement techniques used LDV for velocity measurements, planar laser-induced escence for imaging of CH and OH radicals, and laser an scattering for the determination...
Proceedings Papers

Proc. ASME. GT2006, Volume 1: Combustion and Fuels, Education, 639-647, May 8–11, 2006
Paper No: GT2006-90875
... cooling were combined with a reduced chemical scheme that predicts NOx emissions. Good agreement of the calculated flame position and shape with experimental data was found. gas turbine combustor laser diagnostics thermoacoustics numerical simulation 1 Copyright © 2006 by ASME flame position...