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Proceedings Papers
In This Volume
Volume 4A: Combustion, Fuels, and Emissions
Combustion, Fuels, and Emissions
Experimental Determination of Lean Flammability Limits of Renewable and Process Gas Mixtures at Elevated Temperature and Pressure Conditions
GT 2018; V04AT04A003https://doi.org/10.1115/GT2018-75064
Topics:
Pressure
,
Temperature
,
Fuels
,
Methane
,
Hydrogen
,
Gases
,
ASTM International
,
Carbon
,
Carbon dioxide
,
Gas turbines
Evaluation of Solid-State Electrochemical Sensors for Real Time Monitoring of NO and O2 in the Exhaust of a Commercial 60kW Gas Turbine
GT 2018; V04AT04A004https://doi.org/10.1115/GT2018-75065
Topics:
Exhaust systems
,
Gas turbines
,
Sensors
,
Emissions
,
Generators
,
Instrumentation
,
Power stations
,
Air pollution
,
Automotive industry
,
Chemiluminescence
High Resolution Large Eddy Simulations to Evaluate Turbulence Properties Within a Real Helicopter Engine Combustor
GT 2018; V04AT04A006https://doi.org/10.1115/GT2018-75131
Topics:
Combustion chambers
,
Engines
,
Large eddy simulation
,
Resolution (Optics)
,
Turbulence
,
Simulation
,
Turbines
,
Gas turbines
,
Viscosity
,
Boundary-value problems
An Assessment on the Benefits of Additive Manufacturing Regarding New Swirler Geometries for Gas Turbine Burners
GT 2018; V04AT04A008https://doi.org/10.1115/GT2018-75165
Topics:
Additive manufacturing
,
Gas turbines
,
Shapes
,
Design
,
Manufacturing
,
Advanced materials
,
Combustion
,
Combustion chambers
,
Education
,
Engineering research
Tomographic PIV in the Near Field of a Swirl-Stabilised Fuel Injector
GT 2018; V04AT04A010https://doi.org/10.1115/GT2018-75201
Topics:
Fuel injectors
,
Flow (Dynamics)
,
Vortices
,
Ejectors
,
Topology
,
Databases
,
Errors
,
Fuels
,
Statistics
,
Uncertainty
Evaluation of Impact on Lean Blowout Limit and Ignition Delay While Using Alternative Fuels on Gas Turbine Combustor
GT 2018; V04AT04A011https://doi.org/10.1115/GT2018-75245
Topics:
Combustion chambers
,
Fuels
,
Gas turbines
,
Ignition delay
,
Combustion
,
Feedback
,
Jet fuels
,
Flames
,
Acoustics
,
Air flow
LES of a Pressurized, Sooting Aero-Engine Model Combustor at Different Equivalence Ratios With a Sectional Approach for PAHs and Soot
GT 2018; V04AT04A012https://doi.org/10.1115/GT2018-75254
Topics:
Aircraft engines
,
Combustion chambers
,
Soot
,
Chemistry
,
Combustion
,
Computer simulation
,
Density
,
Feedback
,
Large eddy simulation
,
Lasers
A New Spin on Small-Scale Combustor Geometry
GT 2018; V04AT04A016https://doi.org/10.1115/GT2018-75338
Topics:
Combustion chambers
,
Geometry
,
Particle spin
,
Rotation
,
Spin (Aerodynamics)
,
Combustion
,
Turbines
,
Cavities
,
Design
,
Engines
Soot Prediction in an Aircraft Combustor at Realistic Operation Conditions
GT 2018; V04AT04A018https://doi.org/10.1115/GT2018-75366
Topics:
Aircraft
,
Combustion chambers
,
Soot
,
Chemistry
,
Fuels
,
Smoke
,
Sprays
,
Turbulence
,
Benzene
,
Chemical kinetics
Thermoacoustic Instability Model With Porous Media: Linear Stability Analysis and the Impact of Porous Media
GT 2018; V04AT04A019https://doi.org/10.1115/GT2018-75406
Topics:
Porous materials
,
Stability
,
Acoustics
,
Bulk modulus
,
Combustion systems
,
Damping
,
Delays
,
Ducts
,
Electrical resistivity
,
Flames
High Pressure Ignition Delay Times Measurements and Comparison of the Performance of Several Oxy-Syngas Mechanisms Under High CO2 Dilution
GT 2018; V04AT04A020https://doi.org/10.1115/GT2018-75407
Topics:
Carbon dioxide
,
High pressure (Physics)
,
Ignition delay
,
Syngas
,
Combustion
,
Temperature
,
Diluents
,
Ignition
,
Modeling
,
Probes
Guiding Actuator Designs for Active Flow Control of the Precessing Vortex Core by Adjoint Linear Stability Analysis
GT 2018; V04AT04A021https://doi.org/10.1115/GT2018-75408
Topics:
Actuators
,
Flow control
,
Stability
,
Vortices
,
Flow (Dynamics)
,
Combustion chambers
,
Locks (Waterways)
,
Combustion systems
,
Gas turbines
,
Particulate matter
Experience of Low-Emission Combustion of Aviation and Bio Fuels in Individual Flames After Front Mini-Modules of a Combustion Chamber
GT 2018; V04AT04A022https://doi.org/10.1115/GT2018-75419
Topics:
Aviation
,
Biofuel
,
Combustion
,
Combustion chambers
,
Emissions
,
Flames
,
Fuels
,
Design
,
Temperature
,
Air flow
Investigation of Extinction and Reignition Events Using the Flamelet Generated Manifold Model
GT 2018; V04AT04A023https://doi.org/10.1115/GT2018-75420
Topics:
Flamelet generated manifold
,
Flames
,
Sprays
,
Simulation
,
Boundary layers
,
Drops
,
Fluids
,
Boundary-value problems
,
Chemistry
,
Eddies (Fluid dynamics)
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
GT 2018; V04AT04A025https://doi.org/10.1115/GT2018-75424
Comparison of Equivalence Ratio Transients on Combustion Instability in Single-Nozzle and Multi-Nozzle Combustors
GT 2018; V04AT04A026https://doi.org/10.1115/GT2018-75427
Topics:
Combustion
,
Combustion chambers
,
Nozzles
,
Transients (Dynamics)
,
Flames
,
Gas turbines
,
Heat
,
Fluctuations (Physics)
,
Fuels
,
Air flow
Comparison of Flame Transfer Functions Measured With Locally Resolved Full-Field-Vibrometry and OH*-Chemiluminescence
Felix Greiffenhagen, Jakob Woisetschläger, Johannes Gürtler, Heiko Scholz, Robert Kuschmierz, Jürgen Czarske
GT 2018; V04AT04A027https://doi.org/10.1115/GT2018-75460
Topics:
Chemiluminescence
,
Flames
,
Transfer functions
,
Fluctuations (Physics)
,
Heat
,
Density
,
Combustion
,
Combustion systems
,
Dynamics (Mechanics)
,
Friction
Open-Loop Control of the Precessing Vortex Core in a Swirl-Stabilized Combustor: Impact on Flame Shape and Flame Stability
GT 2018; V04AT04A029https://doi.org/10.1115/GT2018-75472
Topics:
Combustion chambers
,
Flames
,
Shapes
,
Stability
,
Vortices
,
Dynamics (Mechanics)
,
Chemiluminescence
,
Combustion
,
Damping
,
Excitation
Quantification of the Impact of Uncertainties in Operating Conditions on the Flame Transfer Function With Non-Intrusive Polynomial Chaos Expansion
GT 2018; V04AT04A030https://doi.org/10.1115/GT2018-75476
Topics:
Chaos
,
Flames
,
Polynomials
,
Transfer functions
,
Uncertainty
,
Impulse (Physics)
,
Simulation
,
Temperature
,
Computational fluid dynamics
,
Excitation
Optical Measurements of a LCV-Combustor Operated in a Micro Gas Turbine With Various Fuel Compositions
GT 2018; V04AT04A031https://doi.org/10.1115/GT2018-75481
Topics:
Combustion chambers
,
Fuels
,
Micro gas turbines
,
Optical measurement
,
Hydrogen
,
Emissions
,
Combustion
,
Flames
,
Pollution
,
Biomass
Influence of Autoignition Kernel Development on the Flame Stabilisation of Hydrogen-Nitrogen Mixtures in Vitiated Air of High Temperature
GT 2018; V04AT04A032https://doi.org/10.1115/GT2018-75483
Topics:
Flames
,
High temperature
,
Hydrogen
,
Nitrogen
,
Combustion chambers
,
Fuels
,
Temperature
,
Ducts
,
Gas turbines
,
Ejectors
Analysis Technique to Determine the Underlying Wave Structure of Combustion Instabilities From Surface Mounted High Response Static Pressure Sensors
GT 2018; V04AT04A033https://doi.org/10.1115/GT2018-75509
Topics:
Combustion
,
Pressure sensors
,
Waves
,
Sensors
,
Acoustics
,
Fluctuations (Physics)
,
Fourier transform spectroscopy
,
Fourier transforms
,
Fuels
,
Geometry
Direct Assessment of the Acoustic Scattering Matrix of a Turbulent Swirl Combustor by Combining System Identification, Large Eddy Simulation and Analytical Approaches
Malte Merk, Camilo Silva, Wolfgang Polifke, Renaud Gaudron, Marco Gatti, Clément Mirat, Thierry Schuller
GT 2018; V04AT04A035https://doi.org/10.1115/GT2018-75529
Topics:
Acoustics
,
Analytical methods
,
Combustion chambers
,
Large eddy simulation
,
S-matrix theory
,
Turbulence
,
Heat
,
Algebra
,
Flames
,
Network models
Synchronization of Thermoacoustic Modes in Sequential Combustors
GT 2018; V04AT04A036https://doi.org/10.1115/GT2018-75531
Topics:
Combustion chambers
,
Synchronization
,
Acoustics
,
Bifurcation
,
Combustion systems
,
Dynamics (Mechanics)
,
Entropy
,
Waves
,
Architecture
,
Combustion
The Identification and Prediction of Helical Modes Induced by a Multi-Passage Swirl Stabilised Lean Burn Aero-Engine Fuel Injector Under Steady State and Acoustically Forced Conditions
GT 2018; V04AT04A038https://doi.org/10.1115/GT2018-75552
Topics:
Acoustics
,
Aircraft engines
,
Fuel injectors
,
Steady state
,
Waves
,
Flow (Dynamics)
,
Stability
,
Computational fluid dynamics
,
Ejectors
,
Fluctuations (Physics)
Improvement of Premixed Gas Turbine Combustion System Fuel Flexibility With Increased Hydrogen Consumption in a Renewable Market Place
GT 2018; V04AT04A039https://doi.org/10.1115/GT2018-75553
Topics:
Combustion systems
,
Fuels
,
Gas turbines
,
Hydrogen
,
Combustion chambers
,
Testing
,
Heat
,
Natural gas
,
Batteries
,
Carbon dioxide
Spray Response to Acoustic Forcing of a Multi-Passage Lean-Burn Aero-Engine Fuel Injector
GT 2018; V04AT04A040https://doi.org/10.1115/GT2018-75554
Topics:
Acoustics
,
Aircraft engines
,
Fuel injectors
,
Sprays
,
Computational fluid dynamics
,
Flow (Dynamics)
,
Phase shift
,
Particulate matter
,
Fuels
,
Air flow
Validation of a Physics-Based Low-Order Thermo-Acoustic Model of Combustion Driven Oscillations in a Liquid Fueled Gas Turbine Combustor
GT 2018; V04AT04A041https://doi.org/10.1115/GT2018-75559
Topics:
Acoustics
,
Combustion
,
Combustion chambers
,
Gas turbines
,
Oscillations
,
Physics
,
Flames
,
Microphones
,
Transfer functions
,
Boundary-value problems
Alternative Aviation Fuels Evaluated for Lean-Flame NOx and Blowout, and Rich-Flame Soot Threshold
GT 2018; V04AT04A042https://doi.org/10.1115/GT2018-75564
Topics:
Aviation
,
Flames
,
Fuels
,
Nitrogen oxides
,
Soot
,
Jet fuels
,
Petroleum
,
Tallow
,
Temperature
,
Benzene
Comparing Jet-A and JP-10 Ignition Performance in a Swirl-Stabilized Combustor at High Mach Conditions
GT 2018; V04AT04A043https://doi.org/10.1115/GT2018-75570
Topics:
Combustion chambers
,
Ignition
,
Flight
,
Fuels
,
Combined cycles
,
Mach number
,
Turbomachinery
,
Aircraft
,
Engines
,
Gas turbines
Uncertainty Quantification of NOx Emissions Induced Through the Prompt Route in Premixed Alkane Flames
GT 2018; V04AT04A046https://doi.org/10.1115/GT2018-75579
Topics:
Emissions
,
Flames
,
Nitrogen oxides
,
Uncertainty quantification
,
Uncertainty
,
Tensors
,
Chemical kinetics
,
Combustion
,
Dimensions
,
Gas turbines
Assessment of a Finite-Rate-Chemistry Model for ANSYS® CFX® Using Experimental Data of a Downsized Gas Turbine Combustor
GT 2018; V04AT04A050https://doi.org/10.1115/GT2018-75638
Topics:
Chemistry
,
Combustion chambers
,
Gas turbines
,
Carbon
,
Combustion
,
Emissions
,
Flames
,
Chemical reactions
,
Chemiluminescence
,
Computer software
Quantification and Propagation of Uncertainties in Identification of Flame Impulse Response for Thermoacoustic Stability Analysis
GT 2018; V04AT04A051https://doi.org/10.1115/GT2018-75644
Topics:
Flames
,
Impulse (Physics)
,
Stability
,
Uncertainty
,
Uncertainty quantification
,
Computational fluid dynamics
,
Simulation
,
Time series
,
Acoustics
,
Approximation
Adjoint Methods for Elimination of Thermoacoustic Oscillations in a Model Annular Combustor via Small Geometry Modifications
GT 2018; V04AT04A054https://doi.org/10.1115/GT2018-75692
Topics:
Combustion chambers
,
Geometry
,
Oscillations
,
Acoustics
,
Delays
,
Flames
,
Heat
,
Sensitivity analysis
,
Sound pressure
,
Boundary-value problems
Experimental Study on Low Load Operation Range Extension by Autothermal On-Board Syngas Generation
GT 2018; V04AT04A055https://doi.org/10.1115/GT2018-75701
Topics:
Stress
,
Syngas
,
Emissions
,
Combustion
,
Flow (Dynamics)
,
Fuels
,
Natural gas
,
Nitrogen oxides
,
Chemical kinetics
,
Chemiluminescence
Thermoacoustics of Can-Annular Combustors
GT 2018; V04AT04A057https://doi.org/10.1115/GT2018-75799
Topics:
Combustion chambers
,
Thermoacoustics
,
Ducts
,
Acoustics
,
Turbines
,
Geometry
,
Oscillations
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
GT 2018; V04AT04A058https://doi.org/10.1115/GT2018-75804
Topics:
Calibration
,
Combustion chambers
,
Density
,
Diffraction gratings
,
Entropy
,
Flow (Dynamics)
,
Fluctuations (Physics)
,
Jets
,
Lasers
,
Quartz
Towards Improved Boundary Layer Flashback Resistance of a 65 kW Gas Turbine With a Retrofittable Injector Concept
GT 2018; V04AT04A060https://doi.org/10.1115/GT2018-75834
Topics:
Boundary layers
,
Ejectors
,
Gas turbines
,
Combustion
,
Flames
,
Fuels
,
Hydrogen
,
Pressure
,
Temperature
,
Combustion chambers
Acoustic Properties of Perforated Liners With Perpendicular Arrangements of Narrow Slots
François-Xavier Jetté, Ali Shanian, Megan Schaenzer, Minh Quan Pham, Geneviève Bourgeois, Mehran Farhangi, Fabian Sanchez, Matt Innes
GT 2018; V04AT04A061https://doi.org/10.1115/GT2018-75837
Topics:
Acoustical properties
,
Absorption
,
Dimensions
,
Acoustics
,
Airfoils
,
Cavities
,
Cooling
,
Flow (Dynamics)
,
Geometry
,
Pressure drop
NOx-Hydrocarbon Kinetics Model Validation Using Measurements of H2O in Shock-Heated CH4/C2H6 Mixtures With NO2 As Oxidant
GT 2018; V04AT04A062https://doi.org/10.1115/GT2018-75874
Topics:
Methane
,
Model validation
,
Nitrogen oxides
,
Shock (Mechanics)
,
Water
,
Fuels
,
Chemistry
,
Exhaust gas recirculation
,
Absorption
,
Atmospheric pressure
Detailed Chemical Kinetics Based Simulation of Detonation-Containing Flows
GT 2018; V04AT04A063https://doi.org/10.1115/GT2018-75878
Topics:
Chemical kinetics
,
Explosions
,
Flow (Dynamics)
,
Simulation
,
Design
,
Pressure
,
Waves
,
Ejectors
,
Engines
,
Fuels
Development of a Dry Low NOx Combustor for Dual Gaseous Fuels of Natural Gas and Petroleum Gas
Tomohiro Asai, Keisuke Miura, Kazuki Abe, Yoshinori Matsubara, Tomomi Koganezawa, Yoshitaka Hirata, Akinori Hayashi, Shohei Yoshida
GT 2018; V04AT04A064https://doi.org/10.1115/GT2018-75891
Topics:
Combustion chambers
,
Gaseous fuels
,
Natural gas
,
Nitrogen oxides
,
Petroleum
,
Combustion
,
Fuels
,
Combustion technologies
,
Energy generation
,
Gas turbines
RANS and LES Modeling of a Linear-Array Swirl Burner Using a Flamelet-Progress Variable Approach
GT 2018; V04AT04A065https://doi.org/10.1115/GT2018-75896
Topics:
Modeling
,
Reynolds-averaged Navier–Stokes equations
,
Flames
,
Flow (Dynamics)
,
Anisotropy
,
Flamelet generated manifold
,
Lasers
,
Nozzles
,
Scalars
,
Shapes