Volume 144 Issue 10 | J. Eng. Gas Turbines Power

Research Papers

How Do Interfacial Shear and Gravity Affect the Oil Film Characteristics Near an Aero-Engine Bearing?

Avick Sinha, Benjamin Brewster, Kathy Johnson, Mike Walsh, David Hann

J. Eng. Gas Turbines Power. October 2022, 144(10): 101001. doi: https://doi.org/10.1115/1.4055211

View articletitled, How Do Interfacial Shear and Gravity Affect the Oil Film Characteristics Near an Aero-Engine Bearing?

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Topics: Aircraft engines , Bearings , Film thickness , Flow (Dynamics) , Gravity (Force) , Shear (Mechanics) , Stress , Waves , Imaging

Impact of Boundary Condition and Kinetic Parameter Uncertainties on NO_x Predictions in Methane–Air Stagnation Flame Experiments

Antoine Durocher, Jiayi Wang, Gilles Bourque, Jeffrey M. Bergthorson

J. Eng. Gas Turbines Power. October 2022, 144(10): 101002. doi: https://doi.org/10.1115/1.4055020

Abstract

View articletitled, Impact of Boundary Condition and Kinetic Parameter Uncertainties on NO<sub>x</sub> Predictions in Methane–Air Stagnation Flame Experiments

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Topics: Boundary-value problems , Flames , Uncertainty , Methane , Polynomials , Nitrogen oxides

Modeling and Cycle Parameter Matching of a High-Speed Variable Cycle Turbofan-Ramjet Engine

Yao Yao, Xiao-Bo Zhang, Mingyang Zhang, Zhanxue Wang

J. Eng. Gas Turbines Power. October 2022, 144(10): 101003. doi: https://doi.org/10.1115/1.4055214

Abstract

View articletitled, Modeling and Cycle Parameter Matching of a High-Speed Variable Cycle Turbofan-Ramjet Engine

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Topics: Engines , Simulation models , Ramjets , Modeling

Off-Design Modeling and Operational Optimization of Trans-Critical Carbon Dioxide Heat Pumps

Paolo Gabrielli, Giovanni Sansavini, Siddhant Singh, Luis Sanz Garcia, Emmanuel Jacquemoud, Philipp Jenny

J. Eng. Gas Turbines Power. October 2022, 144(10): 101004. doi: https://doi.org/10.1115/1.4055233

Abstract

View articletitled, Off-Design Modeling and Operational Optimization of Trans-Critical Carbon Dioxide Heat Pumps

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Topics: Carbon dioxide , Compressors , Design , Heat , Heat pumps , Optimization , Stress , Temperature , Turbomachinery , Modeling

Self-Excited Second-Order Azimuthal Thermoacoustic Instabilities in an Annular Combustor With Oblique-Injecting Swirling Burners

Yuanqi Fang, Gaofeng Wang, Zengyi Lyu

J. Eng. Gas Turbines Power. October 2022, 144(10): 101005. doi: https://doi.org/10.1115/1.4055213

Abstract

View articletitled, Self-Excited Second-Order Azimuthal Thermoacoustic Instabilities in an Annular Combustor With Oblique-Injecting Swirling Burners

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Topics: Combustion chambers , Flames , Swirling flow , Pressure , Oscillations , Signals , Spin (Aerodynamics)

Multifidelity Optimization Under Uncertainty for Robust Design of a Micro-Turbofan Turbine Stage

Richard Amankwa Adjei, Xinqian Zheng, Fangyuan Lou, Chuang Ding

J. Eng. Gas Turbines Power. October 2022, 144(10): 101006. doi: https://doi.org/10.1115/1.4055231

Abstract

View articletitled, Multifidelity Optimization Under Uncertainty for Robust Design of a Micro-Turbofan Turbine Stage

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Topics: Blades , Design , Flow (Dynamics) , Optimization , Pressure , Turbines , Uncertainty quantification , Uncertainty , Rotors , Stators

Hydrogen Thermal-Powered Aircraft Combustion and Propulsion System

Paul P. Palies

J. Eng. Gas Turbines Power. October 2022, 144(10): 101007. doi: https://doi.org/10.1115/1.4055270

Abstract

View articletitled, Hydrogen Thermal-Powered Aircraft Combustion and Propulsion System

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Topics: Aircraft , Combustion , Combustion chambers , Design , Ejectors , Engines , Flames , Flow (Dynamics) , Fuels , Hydrogen

Forced Response System Identification of Full Aero-Engine Rotordynamic Systems for Prognostics and Diagnostics

I. Hur, Z. S. Spakovszky

J. Eng. Gas Turbines Power. October 2022, 144(10): 101008. doi: https://doi.org/10.1115/1.4055216

Abstract

View articletitled, Forced Response System Identification of Full Aero-Engine Rotordynamic Systems for Prognostics and Diagnostics

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Topics: Aircraft engines , Damping , Engines , System identification , Rotors , Modeling , Design , Bearings , Vibration

Estimation of Autoignition Propensity in Aeroderivative Gas Turbine Premixers Using Incompletely Stirred Reactor Network Modeling

Savvas Gkantonas, Sandeep Jella, Salvatore Iavarone, Philippe Versailles, Epaminondas Mastorakos, Gilles Bourque

J. Eng. Gas Turbines Power. October 2022, 144(10): 101009. doi: https://doi.org/10.1115/1.4055273

Abstract

View articletitled, Estimation of Autoignition Propensity in Aeroderivative Gas Turbine Premixers Using Incompletely Stirred Reactor Network Modeling

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Topics: Computation , Computational fluid dynamics , Flow (Dynamics) , Fuels , Gas turbines , Modeling , Scalars , Simulation , Temperature , Probability

Microtomography of Soil and Soot Deposits: Analysis of Three-Dimensional Structures and Surface Morphology

Alessio Suman, Alessandro Vulpio, Michele Pinelli, Lorenzo D'Amico

J. Eng. Gas Turbines Power. October 2022, 144(10): 101010. doi: https://doi.org/10.1115/1.4055217

Abstract

View articletitled, Microtomography of Soil and Soot Deposits: Analysis of Three-Dimensional Structures and Surface Morphology

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Topics: Particulate matter , Soil , Soot , Surface roughness , Compressors , Packing (Shipments) , Packings (Cushioning) , Shapes , Gas turbines

Multifidelity Simulation Research on the Low Reynolds Number Effect on the Engine Performance at Different Altitudes

Zihao Jia, Hailong Tang, Donghai Jin, Min Chen, Shulei Li, Xiaoheng Liu

J. Eng. Gas Turbines Power. October 2022, 144(10): 101011. doi: https://doi.org/10.1115/1.4055355

Abstract

View articletitled, Multifidelity Simulation Research on the Low Reynolds Number Effect on the Engine Performance at Different Altitudes

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Topics: Compressors , Engines , Flow (Dynamics) , Gas turbines , Reynolds number , Simulation , Turbines , Simulation models

Optimization of an Organic Ranking Cycle Radial Turbine Using a Reduced-Order Model Coupled With Computational Fluid Dynamics

Eva Alvarez-Regueiro, Bijie Yang, Esperanza Barrera-Medrano, Ricardo Martinez-Botas, Srithar Rajoo

J. Eng. Gas Turbines Power. October 2022, 144(10): 101012. doi: https://doi.org/10.1115/1.4055359

Abstract

View articletitled, Optimization of an Organic Ranking Cycle Radial Turbine Using a Reduced-Order Model Coupled With Computational Fluid Dynamics

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Topics: Blades , Design , Flow (Dynamics) , Geometry , Nozzles , Optimization , Rotors , Turbines , Computational fluid dynamics , Pressure

Accurate Prediction of Confined Turbulent Boundary Layer Flashback Through a Critically Strained Flame Model

Alex G. Novoselov, Dominik Ebi, Nicolas Noiray

J. Eng. Gas Turbines Power. October 2022, 144(10): 101013. doi: https://doi.org/10.1115/1.4055413

Abstract

View articletitled, Accurate Prediction of Confined Turbulent Boundary Layer Flashback Through a Critically Strained Flame Model

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Topics: Boundary layers , Flames , Boundary layer turbulence , Hydrogen , Flow (Dynamics)

Modeling Power Constraints Using Maps and Field Data in Optimization Problems for Gas Transportation Systems

Cody W. Allen

J. Eng. Gas Turbines Power. October 2022, 144(10): 101014. doi: https://doi.org/10.1115/1.4055358

Abstract

View articletitled, Modeling Power Constraints Using Maps and Field Data in Optimization Problems for Gas Transportation Systems

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Topics: Compressors , Optimization , Pipelines , Flow (Dynamics) , Turbines

Computational and Experimental Assessment of a MW-Scale Supercritical CO₂ Compressor Operating in Multiple Near-Critical Conditions

Lorenzo Toni, Ernani Fulvio Bellobuono, Roberto Valente, Alessandro Romei, Paolo Gaetani, Giacomo Persico

J. Eng. Gas Turbines Power. October 2022, 144(10): 101015. doi: https://doi.org/10.1115/1.4055364

Abstract

View articletitled, Computational and Experimental Assessment of a MW-Scale Supercritical CO<sub>2</sub> Compressor Operating in Multiple Near-Critical Conditions

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Topics: Compressors , Flow (Dynamics) , Pressure , Speed of sound , Temperature , Simulation , Two-phase flow , Equilibrium (Physics)

Integrated Aerodynamic and Structural Blade Shape Optimization of Axial Turbines Operating With Supercritical Carbon Dioxide Blended With Dopants

Abdelrahman S. Abdeldayem, Martin T. White, Andrea Paggini, Marco Ruggiero, Abdulnaser I. Sayma

J. Eng. Gas Turbines Power. October 2022, 144(10): 101016. doi: https://doi.org/10.1115/1.4055232

Abstract

View articletitled, Integrated Aerodynamic and Structural Blade Shape Optimization of Axial Turbines Operating With Supercritical Carbon Dioxide Blended With Dopants

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Topics: Blades , Design , Optimization , Rotors , Stators , Turbines , Computational fluid dynamics , Flow (Dynamics) , Finite element analysis , Stress

Blisk With Small Geometry Mistuning and Blend Repair: As-Measured Finite Element Model and Experimental Verification

Biao Zhou, Jingchao Zhao, Nan Ye, Teresa M. Berruti

J. Eng. Gas Turbines Power. October 2022, 144(10): 101017. doi: https://doi.org/10.1115/1.4055363

Abstract

View articletitled, Blisk With Small Geometry Mistuning and Blend Repair: As-Measured Finite Element Model and Experimental Verification

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Topics: Blades , Geometry

Approximating Gas Turbine Combustor Exit Temperature Distribution Factors Using Spatially Under-Sampled Measurements

Fangyuan Lou

J. Eng. Gas Turbines Power. October 2022, 144(10): 101018. doi: https://doi.org/10.1115/1.4055218

Abstract

View articletitled, Approximating Gas Turbine Combustor Exit Temperature Distribution Factors Using Spatially Under-Sampled Measurements

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Topics: Combustion chambers , Temperature , Temperature distribution , Temperature profiles , Approximation , Wavelets , Flow (Dynamics) , Design

Automatized Experimental Combustor Development Using Adaptive Surrogate Model-Based Optimization

Johann Moritz Reumschüssel, Philipp Maximilian Zur Nedden, Jakob G. R. von Saldern, Thoralf G. Reichel, Bernhard Ćosić, Christian Oliver Paschereit

J. Eng. Gas Turbines Power. October 2022, 144(10): 101019. doi: https://doi.org/10.1115/1.4055272

Abstract

View articletitled, Automatized Experimental Combustor Development Using Adaptive Surrogate Model-Based Optimization

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Topics: Optimization , Emissions , Fuels , Nitrogen oxides , Stress

Effect of Counter- and Co-Swirl on Low-Frequency Combustion Instabilities of Jet A-1 Spray Flames

Byeonguk Ahn, Kyu Tae Kim

J. Eng. Gas Turbines Power. October 2022, 144(10): 101020. doi: https://doi.org/10.1115/1.4055354

Abstract

View articletitled, Effect of Counter- and Co-Swirl on Low-Frequency Combustion Instabilities of Jet A-1 Spray Flames

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Topics: Combustion , Combustion chambers , Flames , Heat , Oscillations , Pressure , Sprays , Dynamics (Mechanics) , Fuels , Flow (Dynamics)

Experimental Investigation of Interactions Between Two Closely Spaced Azimuthal Modes in a Multinozzle Can Combustor

Jeongwon Kim, Tony John, Subodh Adhikari, David Wu, Benjamin Emerson, Vishal Acharya, Mitsunori Isono, Toshihiko Saito, Timothy Lieuwen

J. Eng. Gas Turbines Power. October 2022, 144(10): 101021. doi: https://doi.org/10.1115/1.4055362

Abstract

View articletitled, Experimental Investigation of Interactions Between Two Closely Spaced Azimuthal Modes in a Multinozzle Can Combustor

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Topics: Combustion chambers , Dynamics (Mechanics) , Oscillations , Pressure , Signals , Spectra (Spectroscopy) , Spin (Aerodynamics) , Standing waves , Time series , Waves

Research Papers

How Do Interfacial Shear and Gravity Affect the Oil Film Characteristics Near an Aero-Engine Bearing?

Impact of Boundary Condition and Kinetic Parameter Uncertainties on NO_x Predictions in Methane–Air Stagnation Flame Experiments

Modeling and Cycle Parameter Matching of a High-Speed Variable Cycle Turbofan-Ramjet Engine

Off-Design Modeling and Operational Optimization of Trans-Critical Carbon Dioxide Heat Pumps

Self-Excited Second-Order Azimuthal Thermoacoustic Instabilities in an Annular Combustor With Oblique-Injecting Swirling Burners

Multifidelity Optimization Under Uncertainty for Robust Design of a Micro-Turbofan Turbine Stage

Hydrogen Thermal-Powered Aircraft Combustion and Propulsion System

Forced Response System Identification of Full Aero-Engine Rotordynamic Systems for Prognostics and Diagnostics

Estimation of Autoignition Propensity in Aeroderivative Gas Turbine Premixers Using Incompletely Stirred Reactor Network Modeling

Microtomography of Soil and Soot Deposits: Analysis of Three-Dimensional Structures and Surface Morphology

Multifidelity Simulation Research on the Low Reynolds Number Effect on the Engine Performance at Different Altitudes

Optimization of an Organic Ranking Cycle Radial Turbine Using a Reduced-Order Model Coupled With Computational Fluid Dynamics

Accurate Prediction of Confined Turbulent Boundary Layer Flashback Through a Critically Strained Flame Model

Modeling Power Constraints Using Maps and Field Data in Optimization Problems for Gas Transportation Systems

Computational and Experimental Assessment of a MW-Scale Supercritical CO₂ Compressor Operating in Multiple Near-Critical Conditions

Integrated Aerodynamic and Structural Blade Shape Optimization of Axial Turbines Operating With Supercritical Carbon Dioxide Blended With Dopants

Blisk With Small Geometry Mistuning and Blend Repair: As-Measured Finite Element Model and Experimental Verification

Approximating Gas Turbine Combustor Exit Temperature Distribution Factors Using Spatially Under-Sampled Measurements

Automatized Experimental Combustor Development Using Adaptive Surrogate Model-Based Optimization

Effect of Counter- and Co-Swirl on Low-Frequency Combustion Instabilities of Jet A-1 Spray Flames

Experimental Investigation of Interactions Between Two Closely Spaced Azimuthal Modes in a Multinozzle Can Combustor

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