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Proceedings Papers

Alternative Aviation Fuels Evaluated for Lean-Flame NOx and Blowout, and Rich-Flame Soot Threshold

Arshiya Hoseyni Chime, Aman Kalia, John Kramlich, Igor Novosselov, Philip C. Malte, Shazib Vijlee
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A042, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75564
https://doi.org/10.1115/GT2018-75564
View Paper titled, Alternative Aviation Fuels Evaluated for Lean-Flame NOx and Blowout, and Rich-Flame Soot Threshold
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Topics: Aviation, Flames, Fuels, Nitrogen oxides, Soot, Jet fuels, Petroleum, Tallow, Temperature, Benzene
Proceedings Papers

High Resolution Large Eddy Simulations to Evaluate Turbulence Properties Within a Real Helicopter Engine Combustor

Charlie Koupper, Jean Lamouroux, Stephane Richard, Gabriel Staffelbach
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A006, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75131
https://doi.org/10.1115/GT2018-75131
View Paper titled, High Resolution Large Eddy Simulations to Evaluate Turbulence Properties Within a Real Helicopter Engine Combustor
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Topics: Combustion chambers, Engines, Large eddy simulation, Resolution (Optics), Turbulence, Simulation, Turbines, Gas turbines, Viscosity, Boundary-value problems
Proceedings Papers

LES of a Pressurized, Sooting Aero-Engine Model Combustor at Different Equivalence Ratios With a Sectional Approach for PAHs and Soot

Martin Grader, Christian Eberle, Peter Gerlinger, Manfred Aigner
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A012, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75254
https://doi.org/10.1115/GT2018-75254
View Paper titled, LES of a Pressurized, Sooting Aero-Engine Model Combustor at Different Equivalence Ratios With a Sectional Approach for PAHs and Soot
Open the PDF for LES of a Pressurized, Sooting Aero-Engine Model Combustor at Different Equivalence Ratios With a Sectional Approach for PAHs and Soot in another window
Topics: Aircraft engines, Combustion chambers, Soot, Chemistry, Combustion, Computer simulation, Density, Feedback, Large eddy simulation, Lasers
Proceedings Papers

Soot Prediction in an Aircraft Combustor at Realistic Operation Conditions

Alexander Steinbach, Tobias Dittmann, Peter Gerlinger, Manfred Aigner, Ruud Eggels
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A018, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75366
https://doi.org/10.1115/GT2018-75366
View Paper titled, Soot Prediction in an Aircraft Combustor at Realistic Operation Conditions
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Topics: Aircraft, Combustion chambers, Soot, Chemistry, Fuels, Smoke, Sprays, Turbulence, Benzene, Chemical kinetics
Proceedings Papers

First Demonstration of an Acousto-Optically Modulated Quantum Cascade Laser As a Broadband, Time-Resolved Combustion Diagnostic

Zachary E. Loparo, Kareem Ahmed, Subith S. Vasu, Andrey V. Muraviev, Pedro Figueiredo, Arkadiy Lyakh, Robert E. Peale
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A025, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75424
https://doi.org/10.1115/GT2018-75424
View Paper titled, First Demonstration of an Acousto-Optically Modulated Quantum Cascade Laser As a Broadband, Time-Resolved Combustion Diagnostic
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Topics: Cascades (Fluid dynamics), Combustion, Lasers, Temperature, Absorption spectroscopy, Emissions, Engineering simulation, Fourier transform infrared spectroscopy, Gas turbines, Heating
Proceedings Papers

Comparing Jet-A and JP-10 Ignition Performance in a Swirl-Stabilized Combustor at High Mach Conditions

Justin T. Gross, Bethany C. Huelskamp, Craig Neuroth, Andrew W. Caswell
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A043, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75570
https://doi.org/10.1115/GT2018-75570
View Paper titled, Comparing Jet-A and JP-10 Ignition Performance in a Swirl-Stabilized Combustor at High Mach Conditions
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Topics: Combustion chambers, Ignition, Flight, Fuels, Combined cycles, Mach number, Turbomachinery, Aircraft, Engines, Gas turbines
Proceedings Papers

Experimental Study on Low Load Operation Range Extension by Autothermal On-Board Syngas Generation

Max H. Baumgärtner, Thomas Sattelmayer
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A055, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75701
https://doi.org/10.1115/GT2018-75701
View Paper titled, Experimental Study on Low Load Operation Range Extension by Autothermal On-Board Syngas Generation
Open the PDF for Experimental Study on Low Load Operation Range Extension by Autothermal On-Board Syngas Generation in another window
Topics: Stress, Syngas, Emissions, Combustion, Flow (Dynamics), Fuels, Natural gas, Nitrogen oxides, Chemical kinetics, Chemiluminescence
Proceedings Papers

Influence of Autoignition Kernel Development on the Flame Stabilisation of Hydrogen-Nitrogen Mixtures in Vitiated Air of High Temperature

Christoph A. Schmalhofer, Peter Griebel, Manfred Aigner
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A032, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75483
https://doi.org/10.1115/GT2018-75483
View Paper titled, Influence of Autoignition Kernel Development on the Flame Stabilisation of Hydrogen-Nitrogen Mixtures in Vitiated Air of High Temperature
Open the PDF for Influence of Autoignition Kernel Development on the Flame Stabilisation of Hydrogen-Nitrogen Mixtures in Vitiated Air of High Temperature in another window
Topics: Flames, High temperature, Hydrogen, Nitrogen, Combustion chambers, Fuels, Temperature, Ducts, Gas turbines, Ejectors
Proceedings Papers

Experimental Determination of Lean Flammability Limits of Renewable and Process Gas Mixtures at Elevated Temperature and Pressure Conditions

Daniel Jaimes, Vincent McDonell, Scott Samuelsen
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A003, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75064
https://doi.org/10.1115/GT2018-75064
View Paper titled, Experimental Determination of Lean Flammability Limits of Renewable and Process Gas Mixtures at Elevated Temperature and Pressure Conditions
Open the PDF for Experimental Determination of Lean Flammability Limits of Renewable and Process Gas Mixtures at Elevated Temperature and Pressure Conditions in another window
Topics: Pressure, Temperature, Fuels, Methane, Hydrogen, Gases, ASTM International, Carbon, Carbon dioxide, Gas turbines
Proceedings Papers

High Frequency Measurement of Temperature and Composition Spots With LITGS

Francesca De Domenico, Priyav Shah, Benjamin A. O. Williams, Paul Ewart, Steven M. Lowe, Luming Fan, Simone Hochgreb
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A058, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75804
https://doi.org/10.1115/GT2018-75804
View Paper titled, High Frequency Measurement of Temperature and Composition Spots With LITGS
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Topics: Calibration, Combustion chambers, Density, Diffraction gratings, Entropy, Flow (Dynamics), Fluctuations (Physics), Jets, Lasers, Quartz
Proceedings Papers

Experience of Low-Emission Combustion of Aviation and Bio Fuels in Individual Flames After Front Mini-Modules of a Combustion Chamber

A. Vasilyev, V. Zakharov, V. Lyashenko, R. Medvedev, O. Chelebyan, A. Maiorova
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A022, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75419
https://doi.org/10.1115/GT2018-75419
View Paper titled, Experience of Low-Emission Combustion of Aviation and Bio Fuels in Individual Flames After Front Mini-Modules of a Combustion Chamber
Open the PDF for Experience of Low-Emission Combustion of Aviation and Bio Fuels in Individual Flames After Front Mini-Modules of a Combustion Chamber in another window
Topics: Aviation, Biofuel, Combustion, Combustion chambers, Emissions, Flames, Fuels, Design, Temperature, Air flow
Proceedings Papers

Towards Improved Boundary Layer Flashback Resistance of a 65 kW Gas Turbine With a Retrofittable Injector Concept

Alireza Kalantari, Vincent McDonell, Scott Samuelsen, Shahram Farhangi, Don Ayers
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A060, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75834
https://doi.org/10.1115/GT2018-75834
View Paper titled, Towards Improved Boundary Layer Flashback Resistance of a 65 kW Gas Turbine With a Retrofittable Injector Concept
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Topics: Boundary layers, Ejectors, Gas turbines, Combustion, Flames, Fuels, Hydrogen, Pressure, Temperature, Combustion chambers
Proceedings Papers

NOx-Hydrocarbon Kinetics Model Validation Using Measurements of H 2 O in Shock-Heated CH 4 /C 2 H 6 Mixtures With NO 2 As Oxidant

O. Mathieu, C. R. Mulvihill, E. L. Petersen, H. J. Curran
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A062, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75874
https://doi.org/10.1115/GT2018-75874
View Paper titled, NOx-Hydrocarbon Kinetics Model Validation Using Measurements of H 2 O in Shock-Heated CH 4 /C 2 H 6 Mixtures With NO 2 As Oxidant
Open the PDF for NOx-Hydrocarbon Kinetics Model Validation Using Measurements of H 2 O in Shock-Heated CH 4 /C 2 H 6 Mixtures With NO 2 As Oxidant in another window
Topics: Methane, Model validation, Nitrogen oxides, Shock (Mechanics), Water, Fuels, Chemistry, Exhaust gas recirculation, Absorption, Atmospheric pressure
Proceedings Papers

Flow Inhomogeneities in a Realistic Aeronautical Gas-Turbine Combustor: Formation, Evolution and Indirect Noise

Andrea Giusti, Luca Magri, Marco Zedda
Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A024, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76436
https://doi.org/10.1115/GT2018-76436
View Paper titled, Flow Inhomogeneities in a Realistic Aeronautical Gas-Turbine Combustor: Formation, Evolution and Indirect Noise
Open the PDF for Flow Inhomogeneities in a Realistic Aeronautical Gas-Turbine Combustor: Formation, Evolution and Indirect Noise in another window
Topics: Combustion chambers, Flow (Dynamics), Gas turbines, Noise (Sound), Combustion, Nozzle guide vanes, Ceramic matrix composites, Fluctuations (Physics), Entropy, Flames
Proceedings Papers

Fuel Interchangeability Effects on the Lean Blowout for a Lean Premixed Swirl Stabilized Fuel Nozzle

Siddhartha Gadiraju, Suhyeon Park, Prashant Singh, Jaideep Pandit, Srinath V. Ekkad, Federico Liberatore, Ram Srinivasan, Yin-hsiang Ho
Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A012, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76249
https://doi.org/10.1115/GT2018-76249
View Paper titled, Fuel Interchangeability Effects on the Lean Blowout for a Lean Premixed Swirl Stabilized Fuel Nozzle
Open the PDF for Fuel Interchangeability Effects on the Lean Blowout for a Lean Premixed Swirl Stabilized Fuel Nozzle in another window
Topics: Fuels, Nozzles, Methane, Carbon dioxide, Combustion, Emissions, Flames, Gas turbines, Syngas, Temperature
Proceedings Papers

Effects of Fan Inflow Distortions on Heat Exchange in Air-Cooled Condensers: Unsteady Computations With Synthetic Blade Model

G. Angelini, T. Bonanni, A. Corsini, G. Delibra, L. Tieghi, D. Volponi
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T09A010, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76518
https://doi.org/10.1115/GT2018-76518
View Paper titled, Effects of Fan Inflow Distortions on Heat Exchange in Air-Cooled Condensers: Unsteady Computations With Synthetic Blade Model
Open the PDF for Effects of Fan Inflow Distortions on Heat Exchange in Air-Cooled Condensers: Unsteady Computations With Synthetic Blade Model in another window
Topics: Blades, Computation, Condensers (steam plant), Heat, Inflow, Fans, Flow (Dynamics), Accounting, Actuators, Axial flow
Proceedings Papers

CMAS Effects on Ship Gas-Turbine Components/Materials

D. A. Shifler, S. R. Choi
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T25A003, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75865
https://doi.org/10.1115/GT2018-75865
View Paper titled, CMAS Effects on Ship Gas-Turbine Components/Materials
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Topics: Gas turbines, Ships, Engines, Corrosion, Temperature, Alloys, Coatings, Sands, Aircraft engines, Dust
Proceedings Papers

High Fidelity Modeling of the Acceleration of a Turboshaft Engine During a Restart

Antoine Ferrand, Marc Bellenoue, Yves Bertin, Radu Cirligeanu, Patrick Marconi, Fabien Mercier-Calvairac
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A034, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76654
https://doi.org/10.1115/GT2018-76654
View Paper titled, High Fidelity Modeling of the Acceleration of a Turboshaft Engine During a Restart
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Topics: Engines, Modeling, Generators, Air flow, Combustion, Engineering simulation, Flight, Simulation, Sleep, Temperature
Proceedings Papers

Characterization of an Aircraft Auxiliary Power Unit Test Rig for Cycle Optimization Studies

Jan Zanger, Thomas Krummrein, Teresa Siebel, Jürgen Roth
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A004, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75180
https://doi.org/10.1115/GT2018-75180
View Paper titled, Characterization of an Aircraft Auxiliary Power Unit Test Rig for Cycle Optimization Studies
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Topics: Aircraft, Cycles, Optimization, Compressors, Stress, Flow (Dynamics), Temperature, Turbines, Boundary-value problems, Design
Proceedings Papers

Thermodynamic Analysis on Optimum Pressure Ratio Split of Intercooled Recuperated Turbofan Engines

Hualei Li, Zhiyong Tan
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A023, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76121
https://doi.org/10.1115/GT2018-76121
View Paper titled, Thermodynamic Analysis on Optimum Pressure Ratio Split of Intercooled Recuperated Turbofan Engines
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Topics: Engines, Pressure, Turbofans, Compression, Compressors, Cycles, Turbines, Corporate average fuel economy, Emissions, Exhaust systems