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Issues
April 2019
ISSN 0742-4795
EISSN 1528-8919
Research Papers
Design and Numerical Analysis of a Vane Shaped Receiver Hole in a Cover-Plate Preswirl System
J. Eng. Gas Turbines Power. April 2019, 141(4): 041001.
doi: https://doi.org/10.1115/1.4041628
Topics:
Cooling
,
Design
,
Flow (Dynamics)
,
Nozzles
,
Pressure
,
Temperature
,
Discharge coefficient
,
Cavities
,
Numerical analysis
,
Computer simulation
Improvement of Steam Turbine Stage Efficiency by Controlling Rotor Shroud Leakage Flows—Part I: Design Concept and Typical Performance of a Swirl Breaker
J. Eng. Gas Turbines Power. April 2019, 141(4): 041002.
doi: https://doi.org/10.1115/1.4041650
Topics:
Blades
,
Cavities
,
Computational fluid dynamics
,
Design
,
Flow (Dynamics)
,
Leakage flows
,
Rotors
,
Steam turbines
,
Turbines
,
Shapes
Improvement of Steam Turbine Stage Efficiency by Controlling Rotor Shroud Leakage Flows—Part II: Effect of Axial Distance Between a Swirl Breaker and a Rotor Shroud on Efficiency Improvement
J. Eng. Gas Turbines Power. April 2019, 141(4): 041003.
doi: https://doi.org/10.1115/1.4041648
Topics:
Cavities
,
Computational fluid dynamics
,
Flow (Dynamics)
,
Leakage flows
,
Rotors
,
Steam turbines
,
Turbines
,
Pressure
,
Design
Foreign Object Damage Behavior of a Silicon Carbide Fibrous Ceramic Composite
J. Eng. Gas Turbines Power. April 2019, 141(4): 041004.
doi: https://doi.org/10.1115/1.4041657
Unsteady Responses of the Impeller of a Centrifugal Compressor Exposed to Pulsating Backpressure
J. Eng. Gas Turbines Power. April 2019, 141(4): 041005.
doi: https://doi.org/10.1115/1.4041658
Topics:
Compressors
,
Flow (Dynamics)
,
Impellers
,
Pressure
Numerical and Experimental Investigation on an Effusion-Cooled Lean Burn Aeronautical Combustor: Aerothermal Field and Emissions
J. Eng. Gas Turbines Power. April 2019, 141(4): 041006.
doi: https://doi.org/10.1115/1.4041676
Topics:
Combustion chambers
,
Emissions
,
Temperature
,
Sprays
,
Flames
,
Combustion
,
Turbulence
,
Modeling
,
Fuels
NOx-Hydrocarbon Kinetics Model Validation Using Measurements of H2O in Shock-Heated CH4/C2H6 Mixtures With NO2 as Oxidant
J. Eng. Gas Turbines Power. April 2019, 141(4): 041007.
doi: https://doi.org/10.1115/1.4041659
Topics:
Methane
,
Water
,
Temperature
,
Nitrogen oxides
Degradation Modeling and Remaining Useful Life Prediction of Aircraft Engines Using Ensemble Learning
J. Eng. Gas Turbines Power. April 2019, 141(4): 041008.
doi: https://doi.org/10.1115/1.4041674
A Comprehensive Model for the Auto-Ignition Prediction in Spark Ignition Engines Fueled With Mixtures of Gasoline and Methane-Based Fuel
J. Eng. Gas Turbines Power. April 2019, 141(4): 041009.
doi: https://doi.org/10.1115/1.4041675
Topics:
Fuels
,
Gasoline
,
Ignition
,
Methane
,
Natural gas
,
Pressure
,
Temperature
,
Engines
,
Compression
,
Spark-ignition engine
Numerical Analysis of Equivalence Ratio Fluctuations in a Partially Premixed Gas Turbine Combustor Using Large Eddy Simulations
J. Eng. Gas Turbines Power. April 2019, 141(4): 041010.
doi: https://doi.org/10.1115/1.4041656
Topics:
Combustion
,
Combustion chambers
,
Flames
,
Flow (Dynamics)
,
Fluctuations (Physics)
,
Large eddy simulation
,
Methane
,
Temperature
,
Gas turbines
,
Turbulence
The Comparison of Aerodynamic Performance Data Acquired From Thermal Measurements and a Torquemeter on a Compressor Impeller
J. Eng. Gas Turbines Power. April 2019, 141(4): 041011.
doi: https://doi.org/10.1115/1.4041740
Topics:
Flow (Dynamics)
,
Heat
,
Heat losses
,
Impellers
,
Temperature
,
Torque
,
Torquemeters
,
Enthalpy
,
Steady state
,
Measurement uncertainty
Experimental Analysis of a NACA 0021 Airfoil Section Through 180-Deg Angle of Attack at Low Reynolds Numbers for Use in Wind Turbine Analysis
J. Eng. Gas Turbines Power. April 2019, 141(4): 041012.
doi: https://doi.org/10.1115/1.4041651
Topics:
Airfoils
,
Pressure
,
Reynolds number
,
Wind turbines
,
Experimental analysis
,
Wind tunnels
,
Drag (Fluid dynamics)
Numerical Investigation of Combustion and Emission With Different Diesel Surrogate Fuel by Hybrid Breakup Model
J. Eng. Gas Turbines Power. April 2019, 141(4): 041013.
doi: https://doi.org/10.1115/1.4041283
Topics:
Combustion
,
Diesel
,
Emissions
,
Fuels
,
Ignition delay
,
Nozzles
,
Simulation
,
Soot
,
Sprays
,
Temperature
Benchmark of a Novel Aero-Elastic Simulation Code for Small Scale VAWT Analysis
David Marten, Matthew Lennie, George Pechlivanoglou, Christian Oliver Paschereit, Alessandro Bianchini, Giovanni Ferrara, Lorenzo Ferrari
J. Eng. Gas Turbines Power. April 2019, 141(4): 041014.
doi: https://doi.org/10.1115/1.4041519
Topics:
Blades
,
Rotors
,
Simulation
,
Turbines
,
Vertical axis wind turbines
,
Modal analysis
,
Flow (Dynamics)
,
Vortices
Gas Turbine Fouling Offshore: Effective Online Water Wash Through High Water-to-Air Ratio
J. Eng. Gas Turbines Power. April 2019, 141(4): 041015.
doi: https://doi.org/10.1115/1.4041002
Topics:
Compressors
,
Engines
,
Water
,
Gas turbines
Analysis of Deformation of Mistuned Bladed Disks With Friction and Random Crystal Anisotropy Orientation Using Gradient-Based Polynomial Chaos Expansion
J. Eng. Gas Turbines Power. April 2019, 141(4): 041016.
doi: https://doi.org/10.1115/1.4040906
Topics:
Blades
,
Disks
,
Anisotropy
,
Polynomials
,
Chaos
Thermoacoustic Instability Model With Porous Media: Linear Stability Analysis and the Impact of Porous Media
J. Eng. Gas Turbines Power. April 2019, 141(4): 041017.
doi: https://doi.org/10.1115/1.4041025
Topics:
Acoustics
,
Heat
,
Porous materials
,
Stability
,
Flames
,
Sound pressure
,
Porosity
,
Flow (Dynamics)
,
Combustion systems
Start-Up Optimization of a CCGT Power Station Using Model-Based Gas Turbine Control
J. Eng. Gas Turbines Power. April 2019, 141(4): 041018.
doi: https://doi.org/10.1115/1.4041273
Topics:
Dynamic models
,
Flow (Dynamics)
,
Gas turbines
,
Optimization
,
Power stations
,
Rotors
,
Steam
,
Steam turbines
,
Stress
,
Temperature
Surrogate Fuels Formulation for FACE Gasoline Using the Nuclear Magnetic Resonance Spectroscopy
J. Eng. Gas Turbines Power. April 2019, 141(4): 041019.
doi: https://doi.org/10.1115/1.4040808
Topics:
Fuels
,
Gasoline
,
Nuclear magnetic resonance spectroscopy
Flow Field and Hot Streak Migration Through a High Pressure Cooled Vanes With Representative Lean Burn Combustor Outflow
J. Eng. Gas Turbines Power. April 2019, 141(4): 041020.
doi: https://doi.org/10.1115/1.4040714
Topics:
Combustion chambers
,
Flow (Dynamics)
,
Nozzle guide vanes
,
Pressure
,
Temperature
,
High pressure (Physics)
,
Probes
,
Cascades (Fluid dynamics)
,
Outflow
,
Coolants
Wall Temperature Measurements in Gas Turbine Combustors With Thermographic Phosphors
J. Eng. Gas Turbines Power. April 2019, 141(4): 041021.
doi: https://doi.org/10.1115/1.4040716
Topics:
Combustion chambers
,
Phosphors
,
Temperature
,
Wall temperature
,
Flames
,
Gas turbines
,
Calibration
,
High pressure (Physics)
Influence of Geometric Design Parameters Onto Vibratory Response and High-Cycle Fatigue Safety for Turbine Blades With Friction Damper
J. Eng. Gas Turbines Power. April 2019, 141(4): 041022.
doi: https://doi.org/10.1115/1.4040732
Topics:
Blades
,
Chain
,
Dampers
,
Design
,
Friction
,
High cycle fatigue
,
Resonance
,
Stress
,
Turbine blades
,
Airfoils
Intelligent Reasoning for Gas Turbine Fault Isolation and Ambiguity Resolution
J. Eng. Gas Turbines Power. April 2019, 141(4): 041023.
doi: https://doi.org/10.1115/1.4040899
Topics:
Ambiguity
,
Engines
,
Resolution (Optics)
,
Computer software
,
Flight
,
Gas turbines
,
Engineering prototypes
,
Algorithms
Impact Analysis of Pocket Damper Seal Geometry Variations on Leakage Performance and Rotordynamic Force Coefficients Using Computational Fluid Dynamics
J. Eng. Gas Turbines Power. April 2019, 141(4): 041024.
doi: https://doi.org/10.1115/1.4040749
Topics:
Cavities
,
Clearances (Engineering)
,
Computational fluid dynamics
,
Dampers
,
Damping
,
Design
,
Geometry
,
Leakage
,
Rotors
,
Stiffness
Emulsion Jet in Crossflow Atomization Characteristics and Dynamics
J. Eng. Gas Turbines Power. April 2019, 141(4): 041025.
doi: https://doi.org/10.1115/1.4040744
Topics:
Dynamics (Mechanics)
,
Ejectors
,
Emulsions
,
Sprays
,
Water
,
Heptane
,
Flow (Dynamics)
A Study on Matching Between Centrifugal Compressor Impeller and Low Solidity Diffuser and Its Extension to Vaneless Diffuser
J. Eng. Gas Turbines Power. April 2019, 141(4): 041026.
doi: https://doi.org/10.1115/1.4041003
Topics:
Compressors
,
Diffusers
,
Flow (Dynamics)
,
Impellers
,
Pressure
,
Vaneless diffusers
,
Design
Dynamic Analysis and Reduction of a Cyclic Symmetric System Subjected to Geometric Nonlinearities
J. Eng. Gas Turbines Power. April 2019, 141(4): 041027.
doi: https://doi.org/10.1115/1.4041001
Topics:
Computation
,
Dynamic analysis
,
Nonlinear systems
,
Stators
,
Stiffness
,
Design
,
Simulation
,
Linear systems
Guiding Actuator Designs for Active Flow Control of the Precessing Vortex Core by Adjoint Linear Stability Analysis
J. Eng. Gas Turbines Power. April 2019, 141(4): 041028.
doi: https://doi.org/10.1115/1.4040862
Measurement and Evaluation of Shaft Torsional Vibrations Using Shaft Instantaneous Angular Velocity
J. Eng. Gas Turbines Power. April 2019, 141(4): 041029.
doi: https://doi.org/10.1115/1.4041006
Effects of Asymmetry on Thermoacoustic Modes in Annular Combustors: A Higher-Order Perturbation Study
J. Eng. Gas Turbines Power. April 2019, 141(4): 041030.
doi: https://doi.org/10.1115/1.4041007
Topics:
Combustion chambers
,
Eigenvalues
,
Flames
,
Perturbation theory
,
Transfer functions
,
Design
,
Waves
,
Stability
Mechanical Properties and Structure of Laser Beam and Wide Gap Brazed Joints Produced Using Mar M247–Amdry DF3 Powders
J. Eng. Gas Turbines Power. April 2019, 141(4): 041031.
doi: https://doi.org/10.1115/1.4041009
Optical Measurements of a Lower Calorific Values-Combustor Operated in a Micro Gas Turbine With Various Fuel Compositions
J. Eng. Gas Turbines Power. April 2019, 141(4): 041032.
doi: https://doi.org/10.1115/1.4040908
Topics:
Combustion
,
Combustion chambers
,
Flames
,
Fuels
,
Micro gas turbines
,
Hydrogen
,
Optical measurement
,
Chemiluminescence
,
Emissions
,
Exhaust systems
An Efficient Approach for the Frequency Analysis of Nonaxisymmetric Rotating Structures: Application to a Coupled Bladed Birotor System
J. Eng. Gas Turbines Power. April 2019, 141(4): 041033.
doi: https://doi.org/10.1115/1.4040865
Topics:
Bearings
,
Disks
,
Equations of motion
,
Rotors
,
Blades
,
Stress
,
Rotation
,
Resolution (Optics)
,
Finite element model
The Influence of Thermal Transient Rates on Coated Turbine Parts' Life Expectancy
J. Eng. Gas Turbines Power. April 2019, 141(4): 041034.
doi: https://doi.org/10.1115/1.4041110
Proper Orthogonal Decomposition and Extended- Proper Orthogonal Decomposition Analysis of Pressure Fluctuations and Vortex Structures Inside a Steam Turbine Control Valve
J. Eng. Gas Turbines Power. April 2019, 141(4): 041035.
doi: https://doi.org/10.1115/1.4040903
Topics:
Flow (Dynamics)
,
Fluctuations (Physics)
,
Pressure
,
Principal component analysis
,
Steam turbines
,
Valves
,
Vortices
Performance Enhancement of a Molten Carbonate Fuel Cell/Micro Gas Turbine Hybrid System With Carbon Capture by Off-Gas Recirculation
J. Eng. Gas Turbines Power. April 2019, 141(4): 041036.
doi: https://doi.org/10.1115/1.4040866
Topics:
Carbon capture and storage
,
Carbon dioxide
,
Fuel cells
,
Fuels
,
Modeling
,
Molten carbonate fuel cells
,
Temperature
,
Combustion
,
Cycles
,
Combustion gases
Gas Turbines: Structures and Dynamics
Leakage and Dynamic Force Coefficients for Two Labyrinth Gas Seals: Teeth-on-Stator and Interlocking Teeth Configurations. A Computational Fluid Dynamics Approach to Their Performance
J. Eng. Gas Turbines Power. April 2019, 141(4): 042501.
doi: https://doi.org/10.1115/1.4041123
Topics:
Computational fluid dynamics
,
Damping
,
Flow (Dynamics)
,
Pressure
,
Rotors
,
Stiffness
,
Leakage
,
Stators
Criteria for Best Performance of Pre-Optimized Solid Dampers
J. Eng. Gas Turbines Power. April 2019, 141(4): 042502.
doi: https://doi.org/10.1115/1.4040820
Rotational Speed-Dependent Contact Formulation for Nonlinear Blade Dynamics Prediction
J. Eng. Gas Turbines Power. April 2019, 141(4): 042503.
doi: https://doi.org/10.1115/1.4040843
Topics:
Blades
,
Disks
,
Dynamics (Mechanics)
,
Equations of motion
,
Frequency response
,
Friction
,
Interpolation
,
Stiffness
,
Errors
,
Computation
Experimental Investigation on the Influence of Geometrical Parameters on the Frictional Heat Input and Leakage Performance of Brush Seals
J. Eng. Gas Turbines Power. April 2019, 141(4): 042504.
doi: https://doi.org/10.1115/1.4038767
Topics:
Heat
,
Leakage
,
Pressure
,
Rotors
,
Temperature
Gas Turbines: Turbomachinery
Sensitivity Analysis on the Effect of D32 and Dv90 on the Evaporation Efficiency of Gas Turbine Inlet Fogging for Power Augmentation
J. Eng. Gas Turbines Power. April 2019, 141(4): 042601.
doi: https://doi.org/10.1115/1.4038604
Topics:
Drops
,
Evaporation
,
Gas turbines
Internal Combustion Engines
In-Cylinder Pressure-Based Low-Pressure-Cooled Exhaust Gas Recirculation Estimation Methods for Turbocharged Gasoline Direct Injection Engines
Donghyuk Jung, Haksu Kim, Seungwoo Hong, Yeongseop Park, Hyungbok Lee, Donghee Han, Manbae Han, Myoungho Sunwoo
J. Eng. Gas Turbines Power. April 2019, 141(4): 042801.
doi: https://doi.org/10.1115/1.4040578
Topics:
Combustion
,
Cylinders
,
Engines
,
Exhaust gas recirculation
,
Heat
,
Modeling
,
Pressure
,
Cycles
,
Transients (Dynamics)
,
Kalman filters
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Numerical Investigation of CO and NO Production From Premixed Hydrogen/Methane Fuel Blends
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An Efficient Uncertainty Quantification Method Based on Inter-Blade Decoupling for Compressors
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Experimental Design Validation of a Swirl-Stabilized Burner With Fluidically Variable Swirl Number
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Experimental Characterization of a Bladeless Air Compressor
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