Volume 141 Issue 4 | J. Eng. Gas Turbines Power

Research Papers

Design and Numerical Analysis of a Vane Shaped Receiver Hole in a Cover-Plate Preswirl System

Yuxin Liu, Gaowen Liu, Xiaozhi Kong, Yangang Wang

J. Eng. Gas Turbines Power. April 2019, 141(4): 041001. doi: https://doi.org/10.1115/1.4041628

View articletitled, Design and Numerical Analysis of a Vane Shaped Receiver Hole in a Cover-Plate Preswirl System

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

Takanori Shibata, Hisataka Fukushima, Kiyoshi Segewa

J. Eng. Gas Turbines Power. April 2019, 141(4): 041002. doi: https://doi.org/10.1115/1.4041650

Abstract

View articletitled, Improvement of Steam Turbine Stage Efficiency by Controlling Rotor Shroud Leakage Flows—Part I: Design Concept and Typical Performance of a Swirl Breaker

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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

Chongfei Duan, Hisataka Fukushima, Kiyoshi Segewa, Takanori Shibata, Hidetoshi Fujii

J. Eng. Gas Turbines Power. April 2019, 141(4): 041003. doi: https://doi.org/10.1115/1.4041648

Abstract

View articletitled, 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

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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

Nesredin Kedir, D. Calvin Faucett, Luis Sanchez, Sung R. Choi

J. Eng. Gas Turbines Power. April 2019, 141(4): 041004. doi: https://doi.org/10.1115/1.4041657

Abstract

View articletitled, Foreign Object Damage Behavior of a Silicon Carbide Fibrous Ceramic Composite

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Topics: Ceramic composites , Damage , Projectiles , Silicon , Ceramic matrix composites , Fiber reinforced composites

Unsteady Responses of the Impeller of a Centrifugal Compressor Exposed to Pulsating Backpressure

Mengying Shu, Mingyang Yang, Ricardo F. Martinez-Botas, Kangyao Deng, Lei Shi

J. Eng. Gas Turbines Power. April 2019, 141(4): 041005. doi: https://doi.org/10.1115/1.4041658

Abstract

View articletitled, Unsteady Responses of the Impeller of a Centrifugal Compressor Exposed to Pulsating Backpressure

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Topics: Compressors , Flow (Dynamics) , Impellers , Pressure

Numerical and Experimental Investigation on an Effusion-Cooled Lean Burn Aeronautical Combustor: Aerothermal Field and Emissions

L. Mazzei, S. Puggelli, D. Bertini, A. Andreini, B. Facchini, I. Vitale, A. Santoriello

J. Eng. Gas Turbines Power. April 2019, 141(4): 041006. doi: https://doi.org/10.1115/1.4041676

Abstract

View articletitled, Numerical and Experimental Investigation on an Effusion-Cooled Lean Burn Aeronautical Combustor: Aerothermal Field and Emissions

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Topics: Combustion chambers , Emissions , Temperature , Sprays , Flames , Combustion , Turbulence , Modeling , Fuels

NO_x-Hydrocarbon Kinetics Model Validation Using Measurements of H₂O in Shock-Heated CH₄/C₂H₆ Mixtures With NO₂ as Oxidant

O. Mathieu, C. R. Mulvihill, H. J. Curran, E. L. Petersen

J. Eng. Gas Turbines Power. April 2019, 141(4): 041007. doi: https://doi.org/10.1115/1.4041659

Abstract

View articletitled, NOx-Hydrocarbon Kinetics Model Validation Using Measurements of H2O in Shock-Heated CH4/C2H6 Mixtures With NO2 as Oxidant

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Topics: Methane , Water , Temperature , Nitrogen oxides

Degradation Modeling and Remaining Useful Life Prediction of Aircraft Engines Using Ensemble Learning

Zhixiong Li, Kai Goebel, Dazhong Wu

J. Eng. Gas Turbines Power. April 2019, 141(4): 041008. doi: https://doi.org/10.1115/1.4041674

Abstract

View articletitled, Degradation Modeling and Remaining Useful Life Prediction of Aircraft Engines Using Ensemble Learning

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Topics: Aircraft engines , Algorithms , Feature selection , Modeling , Particle swarm optimization , Service life (Equipment) , Optimization , Weight (Mass)

A Comprehensive Model for the Auto-Ignition Prediction in Spark Ignition Engines Fueled With Mixtures of Gasoline and Methane-Based Fuel

Emiliano Pipitone, Stefano Beccari

J. Eng. Gas Turbines Power. April 2019, 141(4): 041009. doi: https://doi.org/10.1115/1.4041675

Abstract

View articletitled, A Comprehensive Model for the Auto-Ignition Prediction in Spark Ignition Engines Fueled With Mixtures of Gasoline and Methane-Based Fuel

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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

Ping Wang, Qian Yu, Prashant Shrotriya, Mingmin Chen

J. Eng. Gas Turbines Power. April 2019, 141(4): 041010. doi: https://doi.org/10.1115/1.4041656

Abstract

View articletitled, Numerical Analysis of Equivalence Ratio Fluctuations in a Partially Premixed Gas Turbine Combustor Using Large Eddy Simulations

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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

Natalie R. Smith, Timothy C. Allison, Jason C. Wilkes, Christopher Clarke, Michael Cave

J. Eng. Gas Turbines Power. April 2019, 141(4): 041011. doi: https://doi.org/10.1115/1.4041740

Abstract

View articletitled, The Comparison of Aerodynamic Performance Data Acquired From Thermal Measurements and a Torquemeter on a Compressor Impeller

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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

D. Holst, B. Church, G. Pechlivanoglou, E. Tüzüner, J. Saverin, C. N. Nayeri, C. O. Paschereit

J. Eng. Gas Turbines Power. April 2019, 141(4): 041012. doi: https://doi.org/10.1115/1.4041651

Abstract

View articletitled, Experimental Analysis of a NACA 0021 Airfoil Section Through 180-Deg Angle of Attack at Low Reynolds Numbers for Use in Wind Turbine Analysis

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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

Wenliang Qi, Pingjian Ming, Ming Jia, Ye Peng, Chen Liu

J. Eng. Gas Turbines Power. April 2019, 141(4): 041013. doi: https://doi.org/10.1115/1.4041283

Abstract

View articletitled, Numerical Investigation of Combustion and Emission With Different Diesel Surrogate Fuel by Hybrid Breakup Model

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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

Abstract

View articletitled, Benchmark of a Novel Aero-Elastic Simulation Code for Small Scale VAWT Analysis

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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

Stian Madsen, Lars E. Bakken

J. Eng. Gas Turbines Power. April 2019, 141(4): 041015. doi: https://doi.org/10.1115/1.4041002

Abstract

View articletitled, Gas Turbine Fouling Offshore: Effective Online Water Wash Through High Water-to-Air Ratio

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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

Rahul Rajasekharan, E. P. Petrov

J. Eng. Gas Turbines Power. April 2019, 141(4): 041016. doi: https://doi.org/10.1115/1.4040906

Abstract

View articletitled, Analysis of Deformation of Mistuned Bladed Disks With Friction and Random Crystal Anisotropy Orientation Using Gradient-Based Polynomial Chaos Expansion

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Topics: Blades , Disks , Anisotropy , Polynomials , Chaos

Thermoacoustic Instability Model With Porous Media: Linear Stability Analysis and the Impact of Porous Media

Cody S. Dowd, Joseph W. Meadows

J. Eng. Gas Turbines Power. April 2019, 141(4): 041017. doi: https://doi.org/10.1115/1.4041025

Abstract

View articletitled, Thermoacoustic Instability Model With Porous Media: Linear Stability Analysis and the Impact of Porous Media

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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

Alessandro Nannarone, Sikke A. Klein

J. Eng. Gas Turbines Power. April 2019, 141(4): 041018. doi: https://doi.org/10.1115/1.4041273

Abstract

View articletitled, Start-Up Optimization of a CCGT Power Station Using Model-Based Gas Turbine Control

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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

Jin Yu, Xiaolong Gou

J. Eng. Gas Turbines Power. April 2019, 141(4): 041019. doi: https://doi.org/10.1115/1.4040808

Abstract

View articletitled, Surrogate Fuels Formulation for FACE Gasoline Using the Nuclear Magnetic Resonance Spectroscopy

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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

Tommaso Bacci, Tommaso Lenzi, Alessio Picchi, Lorenzo Mazzei, Bruno Facchini

J. Eng. Gas Turbines Power. April 2019, 141(4): 041020. doi: https://doi.org/10.1115/1.4040714

Abstract

View articletitled, Flow Field and Hot Streak Migration Through a High Pressure Cooled Vanes With Representative Lean Burn Combustor Outflow

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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

Patrick Nau, Zhiyao Yin, Oliver Lammel, Wolfgang Meier

J. Eng. Gas Turbines Power. April 2019, 141(4): 041021. doi: https://doi.org/10.1115/1.4040716

Abstract

View articletitled, Wall Temperature Measurements in Gas Turbine Combustors With Thermographic Phosphors

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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

Matthias Hüls, Lars Panning-von Scheidt, Jörg Wallaschek

J. Eng. Gas Turbines Power. April 2019, 141(4): 041022. doi: https://doi.org/10.1115/1.4040732

Abstract

View articletitled, Influence of Geometric Design Parameters Onto Vibratory Response and High-Cycle Fatigue Safety for Turbine Blades With Friction Damper

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Topics: Blades , Chain , Dampers , Design , Friction , High cycle fatigue , Resonance , Stress , Turbine blades , Airfoils

Intelligent Reasoning for Gas Turbine Fault Isolation and Ambiguity Resolution

Liang Tang, Allan J. Volponi

J. Eng. Gas Turbines Power. April 2019, 141(4): 041023. doi: https://doi.org/10.1115/1.4040899

Abstract

View articletitled, Intelligent Reasoning for Gas Turbine Fault Isolation and Ambiguity Resolution

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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

Clemens Griebel

J. Eng. Gas Turbines Power. April 2019, 141(4): 041024. doi: https://doi.org/10.1115/1.4040749

Abstract

View articletitled, Impact Analysis of Pocket Damper Seal Geometry Variations on Leakage Performance and Rotordynamic Force Coefficients Using Computational Fluid Dynamics

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Topics: Cavities , Clearances (Engineering) , Computational fluid dynamics , Dampers , Damping , Design , Geometry , Leakage , Rotors , Stiffness

Emulsion Jet in Crossflow Atomization Characteristics and Dynamics

Scott B. Leask, Vincent G. McDonell, Scott Samuelsen

J. Eng. Gas Turbines Power. April 2019, 141(4): 041025. doi: https://doi.org/10.1115/1.4040744

Abstract

View articletitled, Emulsion Jet in Crossflow Atomization Characteristics and Dynamics

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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

Hideaki Tamaki

J. Eng. Gas Turbines Power. April 2019, 141(4): 041026. doi: https://doi.org/10.1115/1.4041003

Abstract

View articletitled, A Study on Matching Between Centrifugal Compressor Impeller and Low Solidity Diffuser and Its Extension to Vaneless Diffuser

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Topics: Compressors , Diffusers , Flow (Dynamics) , Impellers , Pressure , Vaneless diffusers , Design

Dynamic Analysis and Reduction of a Cyclic Symmetric System Subjected to Geometric Nonlinearities

Adrien Martin, Fabrice Thouverez

J. Eng. Gas Turbines Power. April 2019, 141(4): 041027. doi: https://doi.org/10.1115/1.4041001

Abstract

View articletitled, Dynamic Analysis and Reduction of a Cyclic Symmetric System Subjected to Geometric Nonlinearities

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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

Jens S. Müller, Finn Lückoff, Kilian Oberleithner

J. Eng. Gas Turbines Power. April 2019, 141(4): 041028. doi: https://doi.org/10.1115/1.4040862

Abstract

View articletitled, Guiding Actuator Designs for Active Flow Control of the Precessing Vortex Core by Adjoint Linear Stability Analysis

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Topics: Actuators , Flow (Dynamics) , Locks (Waterways) , Stability , Swirling flow , Vortices , Flow control , Combustion chambers , Principal component analysis

Measurement and Evaluation of Shaft Torsional Vibrations Using Shaft Instantaneous Angular Velocity

Jindrich Liska, Jan Jakl, Sven Kunkel

J. Eng. Gas Turbines Power. April 2019, 141(4): 041029. doi: https://doi.org/10.1115/1.4041006

Abstract

View articletitled, Measurement and Evaluation of Shaft Torsional Vibrations Using Shaft Instantaneous Angular Velocity

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Topics: Vibration , Signals

Effects of Asymmetry on Thermoacoustic Modes in Annular Combustors: A Higher-Order Perturbation Study

Georg A. Mensah, Luca Magri, Alessandro Orchini, Jonas P. Moeck

J. Eng. Gas Turbines Power. April 2019, 141(4): 041030. doi: https://doi.org/10.1115/1.4041007

Abstract

View articletitled, Effects of Asymmetry on Thermoacoustic Modes in Annular Combustors: A Higher-Order Perturbation Study

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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

Alexandre Gontcharov, Yuan Tian, Paul Lowden, Mathieu Brochu

J. Eng. Gas Turbines Power. April 2019, 141(4): 041031. doi: https://doi.org/10.1115/1.4041009

Abstract

View articletitled, Mechanical Properties and Structure of Laser Beam and Wide Gap Brazed Joints Produced Using Mar M247–Amdry DF3 Powders

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Topics: Brazing , Cladding systems (Building) , Fillers (Materials) , Laser beams , Maintenance , Mechanical properties , Precipitation , Superalloys , Temperature , Welded joints

Optical Measurements of a Lower Calorific Values-Combustor Operated in a Micro Gas Turbine With Various Fuel Compositions

Timo Zornek, Thomas Mosbach, Manfred Aigner

J. Eng. Gas Turbines Power. April 2019, 141(4): 041032. doi: https://doi.org/10.1115/1.4040908

Abstract

View articletitled, Optical Measurements of a Lower Calorific Values-Combustor Operated in a Micro Gas Turbine With Various Fuel Compositions

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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

Cécile Dumartineix, Benjamin Chouvion, Fabrice Thouverez, Marie-Océane Parent

J. Eng. Gas Turbines Power. April 2019, 141(4): 041033. doi: https://doi.org/10.1115/1.4040865

Abstract

View articletitled, An Efficient Approach for the Frequency Analysis of Nonaxisymmetric Rotating Structures: Application to a Coupled Bladed Birotor System

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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

Alexander Staroselsky, Thomas J. Martin, Luke Borkowski

J. Eng. Gas Turbines Power. April 2019, 141(4): 041034. doi: https://doi.org/10.1115/1.4041110

Abstract

View articletitled, The Influence of Thermal Transient Rates on Coated Turbine Parts' Life Expectancy

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Topics: Spallation (Nuclear physics) , Transients (Dynamics) , Turbines , Engines , Airfoils , Temperature gradient , Temperature , Stress , Fracture mechanics , Fracture (Materials)

Proper Orthogonal Decomposition and Extended- Proper Orthogonal Decomposition Analysis of Pressure Fluctuations and Vortex Structures Inside a Steam Turbine Control Valve

Peng Wang, Hongyu Ma, Yingzheng Liu

J. Eng. Gas Turbines Power. April 2019, 141(4): 041035. doi: https://doi.org/10.1115/1.4040903

Abstract

View articletitled, Proper Orthogonal Decomposition and Extended- Proper Orthogonal Decomposition Analysis of Pressure Fluctuations and Vortex Structures Inside a Steam Turbine Control Valve

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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

Ji Ho Ahn, Ji Hun Jeong, Tong Seop Kim

J. Eng. Gas Turbines Power. April 2019, 141(4): 041036. doi: https://doi.org/10.1115/1.4040866

Abstract

View articletitled, Performance Enhancement of a Molten Carbonate Fuel Cell/Micro Gas Turbine Hybrid System With Carbon Capture by Off-Gas Recirculation

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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

Tingcheng Wu, Luis San Andrés

J. Eng. Gas Turbines Power. April 2019, 141(4): 042501. doi: https://doi.org/10.1115/1.4041123

Abstract

View articletitled, 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

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Topics: Computational fluid dynamics , Damping , Flow (Dynamics) , Pressure , Rotors , Stiffness , Leakage , Stators

Criteria for Best Performance of Pre-Optimized Solid Dampers

Chiara Gastaldi, Muzio M. Gola

J. Eng. Gas Turbines Power. April 2019, 141(4): 042502. doi: https://doi.org/10.1115/1.4040820

Abstract

View articletitled, Criteria for Best Performance of Pre-Optimized Solid Dampers

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Topics: Dampers , Blades

Rotational Speed-Dependent Contact Formulation for Nonlinear Blade Dynamics Prediction

Torsten Heinze, Lars Panning-von Scheidt, Jörg Wallaschek, Andreas Hartung

J. Eng. Gas Turbines Power. April 2019, 141(4): 042503. doi: https://doi.org/10.1115/1.4040843

Abstract

View articletitled, Rotational Speed-Dependent Contact Formulation for Nonlinear Blade Dynamics Prediction

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Topics: Blades , Disks , Dynamics (Mechanics) , Equations of motion , Frequency response , Friction , Interpolation , Stiffness , Errors , Computation