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Issues
May 2023
ISSN 0742-4795
EISSN 1528-8919
In this Issue
Research Papers
Numerical Investigations on Gas Ingestion Mechanism Based on Flow Instabilities in Rim Seal and Cooling Characteristics of Endwall in a 1.5-Stage Axial Turbine
J. Eng. Gas Turbines Power. May 2023, 145(5): 051001.
doi: https://doi.org/10.1115/1.4055826
Topics:
Blades
,
Cavities
,
Clearances (Engineering)
,
Cooling
,
Disks
,
Film cooling
,
Flow (Dynamics)
,
Rotors
,
Sealants
,
Sealing (Process)
Methodology for the Redesign of Compressor Blades Undergoing Nonlinear Structural Interactions: Application to Blade-Tip/Casing Contacts
J. Eng. Gas Turbines Power. May 2023, 145(5): 051002.
doi: https://doi.org/10.1115/1.4055681
Sound Generation in Multicomponent Nozzle Flows With Dissipation
J. Eng. Gas Turbines Power. May 2023, 145(5): 051003.
doi: https://doi.org/10.1115/1.4055761
Topics:
Flow (Dynamics)
,
Noise (Sound)
,
Nozzles
,
Acoustics
,
Friction
Effect of System Mode and Structural Damping Perturbation on the Mistuned Forced Response and Aerodynamic Damping of Embedded Compressor Rotors
J. Eng. Gas Turbines Power. May 2023, 145(5): 051004.
doi: https://doi.org/10.1115/1.4055832
Topics:
Blades
,
Compressors
,
Damping
,
Flutter (Aerodynamics)
,
Rotors
Solution-Based Mesh Adaption Criteria Development for Accelerating Flame Tracking Simulations
J. Eng. Gas Turbines Power. May 2023, 145(5): 051005.
doi: https://doi.org/10.1115/1.4055751
Topics:
Flames
,
Flow (Dynamics)
,
Fuels
,
Simulation
,
Sprays
,
Combustion
,
Temperature
,
Ignition
Techno-Economic Comparison of Several Technologies for Waste Heat Recovery of Gas Turbine Exhausts
Alessandra Ghilardi, Guido Francesco Frate, Andrea Baccioli, Dario Ulivieri, Lorenzo Ferrari, Umberto Desideri, Lorenzo Cosi, Simone Amidei, Vittorio Michelassi
J. Eng. Gas Turbines Power. May 2023, 145(5): 051006.
doi: https://doi.org/10.1115/1.4055872
Topics:
Cycles
,
Organic Rankine cycle
,
Temperature
,
Water
,
Economics
,
Carbon dioxide
,
Fluids
,
Exhaust systems
,
Turbines
,
Cascades (Fluid dynamics)
The Effect of Rectangular Confinement Aspect Ratio on the Flame Transfer Function of a Turbulent Swirling Flame
J. Eng. Gas Turbines Power. May 2023, 145(5): 051007.
doi: https://doi.org/10.1115/1.4055982
Topics:
Flames
Flametube Evaluation of a Lean-Lean Combustor Concept Developed for Supersonic Cruise Aircraft
J. Eng. Gas Turbines Power. May 2023, 145(5): 051008.
doi: https://doi.org/10.1115/1.4056100
Topics:
Combustion chambers
,
Emissions
,
Fuels
,
Nitrogen oxides
,
Pressure
,
Temperature
,
Cycles
Aerodynamic Design of Cooling Guide for Electrical Machine in Electric Ducted Fan
J. Eng. Gas Turbines Power. May 2023, 145(5): 051009.
doi: https://doi.org/10.1115/1.4056016
Topics:
Cooling
,
Design
,
Ducts
,
Guide vanes
,
Machinery
,
Winding (process)
,
Stators
Experimental Investigation of Friction Damping in Blade Root Joints
J. Eng. Gas Turbines Power. May 2023, 145(5): 051010.
doi: https://doi.org/10.1115/1.4056099
Topics:
Blades
,
Damping
,
Displacement
,
Friction
,
Stress
,
Stiffness
,
Vibration
,
Signals
,
Lubricants
Investigating the Origins of Cyclic Variability in Internal Combustion Engines Using Wall-Resolved Large Eddy Simulations
J. Eng. Gas Turbines Power. May 2023, 145(5): 051011.
doi: https://doi.org/10.1115/1.4056095
Topics:
Compression
,
Cycles
,
Cylinders
,
Engines
,
Flow (Dynamics)
,
Internal combustion engines
,
Large eddy simulation
,
Pistons
,
Simulation
,
Turbulence
Experimentally Measured Effectiveness of Different Shroud Swirl Brake Profiles in a Centrifugal Compressor
J. Eng. Gas Turbines Power. May 2023, 145(5): 051012.
doi: https://doi.org/10.1115/1.4056109
Topics:
Brakes
,
Cavities
,
Compressors
,
Design
,
Flow (Dynamics)
,
Impellers
,
Pressure
,
Probes
,
Rotors
The Role of Hydrodynamic Instabilities on Near-Lean Blowout Flame Shapes in a Swirl-Stabilized Spray Combustor
J. Eng. Gas Turbines Power. May 2023, 145(5): 051013.
doi: https://doi.org/10.1115/1.4056443
Topics:
Combustion chambers
,
Flames
,
Flow (Dynamics)
,
Fuels
,
Hydrodynamic stability
,
Shapes
,
Sprays
,
Vortices
,
Shear (Mechanics)
,
Combustion
A Numerical Study on the Combustion and Emissions Characteristics of a Heavy Duty Natural Gas/Diesel RCCI Engine
J. Eng. Gas Turbines Power. May 2023, 145(5): 051014.
doi: https://doi.org/10.1115/1.4056019
Topics:
Combustion
,
Emissions
,
Engines
,
Silicon-on-insulator
,
Ignition
,
Compression
,
Cylinders
,
Nitrogen oxides
,
Exhaust gas recirculation
,
Fuels
Short-Time Creep Deformation of the Coarse-Grained Nickel-Base Alloy 247 and Its Implications on the High-Cycle Fatigue Behavior
J. Eng. Gas Turbines Power. May 2023, 145(5): 051015.
doi: https://doi.org/10.1115/1.4056309
Topics:
Creep
,
Damage
,
Fracture (Materials)
,
High cycle fatigue
,
Stress
,
Grain boundaries
,
Alloys
,
Fracture (Process)
,
Nickel
A Novel Yield Criterion for Nickel-Based Superalloys
J. Eng. Gas Turbines Power. May 2023, 145(5): 051016.
doi: https://doi.org/10.1115/1.4055920
Topics:
Alloys
,
Anisotropy
,
Modeling
,
Nickel
,
Superalloys
,
Temperature
,
Stress
,
Crystals
Statistical Rule Extraction for Gas Turbine Trip Prediction
Giovanni Bechini, Enzo Losi, Lucrezia Manservigi, Giovanni Pagliarini, Guido Sciavicco, Ionel Eduard Stan, Mauro Venturini
J. Eng. Gas Turbines Power. May 2023, 145(5): 051017.
doi: https://doi.org/10.1115/1.4056287
Topics:
Gas turbines
,
Statistical analysis
,
Turbines
,
Machine learning
,
Time series
Direct Numerical Simulation of Partial Fuel Stratification Assisted Lean Premixed Combustion for Assessment of Hybrid G-Equation/Well-Stirred Reactor Model
J. Eng. Gas Turbines Power. May 2023, 145(5): 051018.
doi: https://doi.org/10.1115/1.4055873
Topics:
Combustion
,
Engines
,
Flames
,
Fuels
,
Computer simulation
,
Pyrolysis
,
Displacement
,
Modeling
,
Temperature
,
Pressure
Experimental Force Coefficients for a Fully-Partitioned Pocket Damper Seal and Comparison to Other Two Seal Types
J. Eng. Gas Turbines Power. May 2023, 145(5): 051019.
doi: https://doi.org/10.1115/1.4056347
Topics:
Computational fluid dynamics
,
Dampers
,
Damping
,
Excitation
,
Flow (Dynamics)
,
Leakage
,
Pressure
,
Rotors
,
Stiffness
,
Stability
Particulate Deposition Effects on Internal Swirl Cooling of Turbine Blades
J. Eng. Gas Turbines Power. May 2023, 145(5): 051020.
doi: https://doi.org/10.1115/1.4056264
Topics:
Flow (Dynamics)
,
Particulate matter
,
Cooling
,
Simulation
,
Swirling flow
Mechanical Behavior of Variable Nozzle Guide Vane Systems Based on Full-Scale Testing
Giuseppe Macoretta, Bernardo Disma Monelli, Paolo Neri, Federico Bucciarelli, Enrico Giusti, Damaso Checcacci, Gianfranco Maffulli
J. Eng. Gas Turbines Power. May 2023, 145(5): 051021.
doi: https://doi.org/10.1115/1.4056129
Topics:
Blades
,
Bushings
,
Friction
,
Nozzle guide vanes
,
Testing
,
Stress
,
Manufacturing
,
Modal analysis
,
Finite element model
High-Fidelity Energy Deposition Ignition Model Coupled With Flame Propagation Models at Engine-Like Flow Conditions
Samuel J. Kazmouz, Riccardo Scarcelli, Joohan Kim, Zhen Cheng, Shuaishuai Liu, Meizhong Dai, Eric Pomraning, Peter K. Senecal, Seong-Young Lee
J. Eng. Gas Turbines Power. May 2023, 145(5): 051022.
doi: https://doi.org/10.1115/1.4056098
Topics:
Combustion
,
Flames
,
Ignition
,
Engines
,
Turbulence
,
Flow (Dynamics)
,
Temperature
,
Reynolds-averaged Navier–Stokes equations
Optimizing Internal Energy Streams in Micro Gas Turbines in Cogeneration toward Flexible Heat-to-Power Ratio—Global Thermodynamic Performance Assessment and Specific Case Studies
J. Eng. Gas Turbines Power. May 2023, 145(5): 051023.
doi: https://doi.org/10.1115/1.4056262
Topics:
Combined heat and power
,
Heat
,
Thermal energy
,
Temperature
,
Flue gases
,
High temperature
,
Steam
,
Cycles
,
Turbines
,
Electricity (Physics)
Estimation of Dynamical Thermoacoustic Modes Using an Output Only Observer Kalman Filter-Based Identification Algorithm
J. Eng. Gas Turbines Power. May 2023, 145(5): 051024.
doi: https://doi.org/10.1115/1.4056308
Topics:
Algorithms
,
Combustion chambers
,
Damping
,
Errors
,
Filters
,
Kalman filters
,
Noise (Sound)
,
System identification
,
Combustion
,
Impulse (Physics)
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An Efficient Uncertainty Quantification Method Based on Inter-Blade Decoupling for Compressors
J. Eng. Gas Turbines Power
Experimental Design Validation of A Swirl-Stabilized Burner with Fluidically Variable Swirl Number
J. Eng. Gas Turbines Power
Experimental Characterization of A Bladeless Air Compressor
J. Eng. Gas Turbines Power
Probabilistic Modelling Geometric Tolerance and LCF Life of Gas Turbine Compressor Blade
J. Eng. Gas Turbines Power