Volume 143 Issue 5 | J. Eng. Gas Turbines Power

Skip Nav Destination

Volume 143, Issue 5

May 2021

ISSN 0742-4795

EISSN 1528-8919

Research Papers

Numerical Characterization of the Performance Curve of a Regenerative Pump-as-Turbine

Giulio Cantini, Simone Salvadori

J. Eng. Gas Turbines Power. May 2021, 143(5): 051001. doi: https://doi.org/10.1115/1.4050156

Abstract

View articletitled, Numerical Characterization of the Performance Curve of a Regenerative Pump-as-Turbine

Open the PDF for in another window

Topics: Machinery , Pumps , Turbines , Flow (Dynamics) , Computer simulation

The Potential of a Multifidelity Approach to Gas Turbine Combustor Design Optimization

David J. J. Toal, Xu Zhang, Andy J. Keane, Chin Yik Lee, Marco Zedda

J. Eng. Gas Turbines Power. May 2021, 143(5): 051002. doi: https://doi.org/10.1115/1.4048654

Abstract

View articletitled, The Potential of a Multifidelity Approach to Gas Turbine Combustor Design Optimization

Open the PDF for in another window

Topics: Combustion chambers , Design , Nitrogen oxides , Optimization , Simulation , Soot , Computational fluid dynamics , Gas turbines , Modeling

Numerical Investigations of Leakage Performance Degradations in Labyrinth and Flexible Seals Due to Wear

Xinbo Dai, Xin Yan, Kun He, Jun Li, Zhenping Feng

J. Eng. Gas Turbines Power. May 2021, 143(5): 051003. doi: https://doi.org/10.1115/1.4049008

Abstract

View articletitled, Numerical Investigations of Leakage Performance Degradations in Labyrinth and Flexible Seals Due to Wear

Open the PDF for in another window

Topics: Computational fluid dynamics , Design , Finite element analysis , Fins , Leakage , Rotors , Strips , Wear , Damage , Flow (Dynamics)

Impact of Syngas Addition to Methane on Laminar Burning Velocity

Mohammadrasool Morovatiyan, Martia Shahsavan, Mammadbaghir Baghirzade, J. Hunter Mack

J. Eng. Gas Turbines Power. May 2021, 143(5): 051004. doi: https://doi.org/10.1115/1.4049012

Abstract

View articletitled, Impact of Syngas Addition to Methane on Laminar Burning Velocity

Open the PDF for in another window

Topics: Carbon monoxide , Combustion , Flames , Methane , Pressure , Syngas , Temperature , Combustion chambers

Equivalent Linearization of Bladed Disk Assemblies With Friction Nonlinearities Under Random Excitation

Alwin Förster, Lars Panning-von Scheidt, Jörg Wallaschek

J. Eng. Gas Turbines Power. May 2021, 143(5): 051005. doi: https://doi.org/10.1115/1.4048407

Abstract

View articletitled, Equivalent Linearization of Bladed Disk Assemblies With Friction Nonlinearities Under Random Excitation

Open the PDF for in another window

Topics: Coulombs , Disks , Excitation , Friction , Manufacturing , Random excitation , Displacement , Errors , Energy dissipation , Turbomachinery

Interaction Between Coriolis Forces and Mistuning on a Cyclic Symmetric Structure With Geometrical Nonlinearity

Anthony Tacher, Fabrice Thouverez, Jason Armand

J. Eng. Gas Turbines Power. May 2021, 143(5): 051006. doi: https://doi.org/10.1115/1.4048844

Abstract

View articletitled, Interaction Between Coriolis Forces and Mistuning on a Cyclic Symmetric Structure With Geometrical Nonlinearity

Open the PDF for in another window

Topics: Coriolis force , Eigenvalues , Modal analysis , Standing waves , Traveling waves , Stiffness , Disks

Experimental and Numerical Investigation of Ultra-Wet Methane Combustion Technique for Power Generation

Kai Zhang, Simeon Dybe, Yazhou Shen, Sebastian Schimek, Christian Oliver Paschereit, Christophe Duwig

J. Eng. Gas Turbines Power. May 2021, 143(5): 051007. doi: https://doi.org/10.1115/1.4048907

Abstract

View articletitled, Experimental and Numerical Investigation of Ultra-Wet Methane Combustion Technique for Power Generation

Open the PDF for in another window

Topics: Combustion , Flames , Methane , Steam , Turbulence , Shapes , Temperature , Combustion chambers , Flow (Dynamics) , Heat

Auto-Ignition of Gas Turbine Lubricating Oils in a Shock Tube Using Spray Injection

Sean P. Cooper, Zachary K. Browne, Sulaiman A. Alturaifi, Olivier Mathieu, Eric L. Petersen

J. Eng. Gas Turbines Power. May 2021, 143(5): 051008. doi: https://doi.org/10.1115/1.4049484

Abstract

View articletitled, Auto-Ignition of Gas Turbine Lubricating Oils in a Shock Tube Using Spray Injection

Open the PDF for in another window

Topics: Ignition , Lubricants , Lubricating oils , Shock tubes , Sprays , Gas turbines , Pressure , Temperature , Ignition delay , Emissions

Lean Operation of a Pulse Detonation Combustor by Fuel Stratification

Fabian E. Habicht, Fatma C. Yücel, Niclas Hanraths, Neda Djordjevic, Christian Oliver Paschereit

J. Eng. Gas Turbines Power. May 2021, 143(5): 051009. doi: https://doi.org/10.1115/1.4048775

Abstract

View articletitled, Lean Operation of a Pulse Detonation Combustor by Fuel Stratification

Open the PDF for in another window

Topics: Explosions , Fuels , Shock (Mechanics) , Pressure , Emissions , Combustion chambers , Nitrogen oxides

Experimental Assessment of a Sliding-Blade Inside-Out Ceramic Turbine

D. Thibault, P. K. Dubois, B. Picard, A. Landry-Blais, J.-S. Plante, M. Picard

J. Eng. Gas Turbines Power. May 2021, 143(5): 051010. doi: https://doi.org/10.1115/1.4049303

Abstract

View articletitled, Experimental Assessment of a Sliding-Blade Inside-Out Ceramic Turbine

Open the PDF for in another window

Topics: Blades , Ceramics , Turbines , Engineering prototypes , Design , Failure

High-Pressure Optical Measurements of Temperature at Turbine Rotor Inlet Conditions

Scott C. Egbert, Darrel Zeltner, Mohsen Rezasoltani, Dale R. Tree

J. Eng. Gas Turbines Power. May 2021, 143(5): 051011. doi: https://doi.org/10.1115/1.4049641

Abstract

View articletitled, High-Pressure Optical Measurements of Temperature at Turbine Rotor Inlet Conditions

Open the PDF for in another window

Topics: Temperature , Thermocouples , Emissions , Turbines

Emissions Performance of Staged Premixed and Diffusion Combustor Concepts for an NH₃/Air Flame With and Without Reactant Humidification

D. Pugh, A. Valera-Medina, P. Bowen, A. Giles, B. Goktepe, J. Runyon, S. Morris, S. Hewlett, R. Marsh

J. Eng. Gas Turbines Power. May 2021, 143(5): 051012. doi: https://doi.org/10.1115/1.4049451

Abstract

View articletitled, Emissions Performance of Staged Premixed and Diffusion Combustor Concepts for an NH<sub>3</sub>/Air Flame With and Without Reactant Humidification

Open the PDF for in another window

Topics: Chemiluminescence , Combustion chambers , Diffusion (Physics) , Emissions , Flames , Nitrogen oxides , Fuels

Design of Stress Constrained SiC/SiC Ceramic Matrix Composite Turbine Blades

Robert J. Boyle, Pritheesh Gnanaselvam, Ankur H. Parikh, Ali A. Ameri, Jeffrey P. Bons, Vinod K. Nagpal

J. Eng. Gas Turbines Power. May 2021, 143(5): 051013. doi: https://doi.org/10.1115/1.4049776

Abstract

View articletitled, Design of Stress Constrained SiC/SiC Ceramic Matrix Composite Turbine Blades

Open the PDF for in another window

Topics: Blades , Stress , Rotors , Clearances (Engineering) , Pressure , Ceramic matrix composites

A Three-Dimensional Tube Bundle Model Analysis for Leakage Flow Characteristics of Variable Bristle Diameter Brush Seals With Bristle Pack Stratification

Dengqian Ma, Zhigang Li, Jun Li

J. Eng. Gas Turbines Power. May 2021, 143(5): 051014. doi: https://doi.org/10.1115/1.4050065

Abstract

View articletitled, A Three-Dimensional Tube Bundle Model Analysis for Leakage Flow Characteristics of Variable Bristle Diameter Brush Seals With Bristle Pack Stratification

Open the PDF for in another window

Topics: Leakage flows , Sealing (Process) , Clearances (Engineering) , Pressure , Flow (Dynamics)

Experimental Investigation of a Small-Scale Organic Rankine Cycle Turbo-Generator Supported on Gas-Lubricated Bearings

Kévin Rosset, Olivier Pajot, Jürg Schiffmann

J. Eng. Gas Turbines Power. May 2021, 143(5): 051015. doi: https://doi.org/10.1115/1.4049988

Abstract

View articletitled, Experimental Investigation of a Small-Scale Organic Rankine Cycle Turbo-Generator Supported on Gas-Lubricated Bearings

Open the PDF for in another window

Topics: Bearings , Fluids , Organic Rankine cycle , Pressure , Pumps , Rotors , Turbines , Turbogenerators , Engineering prototypes , Stress

Phenomenological Analysis of the Combustion of Gaseous Fuels to Measure the Energy Quality and the Capacity to Produce Work in Spark Ignition Engines

Juan Pablo Gómez Montoya, Andrés Amell Arrieta

J. Eng. Gas Turbines Power. May 2021, 143(5): 051016. doi: https://doi.org/10.1115/1.4049263

Abstract

View articletitled, Phenomenological Analysis of the Combustion of Gaseous Fuels to Measure the Energy Quality and the Capacity to Produce Work in Spark Ignition Engines

Open the PDF for in another window

Topics: Biogas , Combustion , Engines , Fuels , Spark-ignition engine , Turbulence , Gaseous fuels , Methane , Flames

Effect of Cross-Flow Swirl on the Trajectory of Spray in an Annular Passage

Tushar Sikroria, Abhijit Kushari

J. Eng. Gas Turbines Power. May 2021, 143(5): 051017. doi: https://doi.org/10.1115/1.4049378

Abstract

View articletitled, Effect of Cross-Flow Swirl on the Trajectory of Spray in an Annular Passage

Open the PDF for in another window

Topics: Sprays , Trajectories (Physics) , Cross-flow , Momentum , Swirling flow

Experimental Analysis of Surge-Detection System Based on Pressure Derivatives at Part-Speed Operation

Grzegorz Liskiewicz, Kirill Kabalyk, Andrzej Jaeschke, Filip Grapow, Michał Kulak, Władysław Kryłłowicz, Hua Ouyang, Xin Shen

J. Eng. Gas Turbines Power. May 2021, 143(5): 051018. doi: https://doi.org/10.1115/1.4049770

Abstract

View articletitled, Experimental Analysis of Surge-Detection System Based on Pressure Derivatives at Part-Speed Operation

Open the PDF for in another window

Topics: Diffusers , Flow (Dynamics) , Machinery , Pressure , Safety , Surges , Valves , Impellers , Compressors , Signals

The Role of the Centerbody Wake on the Precessing Vortex Core Dynamics of a Swirl Nozzle

Arnab Mukherjee, Nishanth Muthichur, Chaitali More, Saarthak Gupta, Santosh Hemchandra

J. Eng. Gas Turbines Power. May 2021, 143(5): 051019. doi: https://doi.org/10.1115/1.4050155

Abstract

View articletitled, The Role of the Centerbody Wake on the Precessing Vortex Core Dynamics of a Swirl Nozzle

Open the PDF for in another window

Topics: Flow (Dynamics) , Nozzles , Stability , Vortices , Wakes , Combustion chambers

DGEN Aeropropulsion Research Turbofan Core/Combustor-Noise Measurements—Experiment and Modal Structure at Core-Nozzle Exit

Devin K. Boyle, Brenda S. Henderson, Lennart S. Hultgren

J. Eng. Gas Turbines Power. May 2021, 143(5): 051020. doi: https://doi.org/10.1115/1.4049882

Abstract

View articletitled, DGEN Aeropropulsion Research Turbofan Core/Combustor-Noise Measurements—Experiment and Modal Structure at Core-Nozzle Exit

Open the PDF for in another window

Topics: Acoustics , Combustion chambers , Engines , Microphones , Noise (Sound) , Nozzles , Pressure , Spectra (Spectroscopy) , Turbofans , Sensors

Low-Cycle Fatigue Life of Continuously Cyclic-Hardening Material

Zhong Zhang, Xijia Wu

J. Eng. Gas Turbines Power. May 2021, 143(5): 051021. doi: https://doi.org/10.1115/1.4050021

Abstract

View articletitled, Low-Cycle Fatigue Life of Continuously Cyclic-Hardening Material

Open the PDF for in another window

Topics: Dislocations , Fatigue , Fatigue life , Fracture (Materials) , Hardening , Low cycle fatigue , Nucleation (Physics) , Steel , Stress , Temperature

Structural Dynamic and Inherent Damping Characterization of Additively Manufactured Airfoil Components

Andrew Goldin, Onome Scott-Emuakpor, Tommy George, Brian Runyon, Richard Cobb

J. Eng. Gas Turbines Power. May 2021, 143(5): 051022. doi: https://doi.org/10.1115/1.4050022

Abstract

View articletitled, Structural Dynamic and Inherent Damping Characterization of Additively Manufactured Airfoil Components

Open the PDF for in another window

Topics: Additive manufacturing , Blades , Damping , Testing , Vibration , Structural dynamics , Inspection

Numerical Investigations on the Leakage Flow Characteristics of Brush Seal Based on the Three-Dimensional Staggered Tube Bundle Model

Dengqian Ma, Yuanqiao Zhang, Zhigang Li, Jun Li, Xin Yan

J. Eng. Gas Turbines Power. May 2021, 143(5): 051023. doi: https://doi.org/10.1115/1.4050157

Abstract

View articletitled, Numerical Investigations on the Leakage Flow Characteristics of Brush Seal Based on the Three-Dimensional Staggered Tube Bundle Model

Open the PDF for in another window

Topics: Clearances (Engineering) , Leakage flows , Sealing (Process) , Pressure

Energetically Consistent Computation of Combustor Stability With a Model Consisting of a Helmholtz Finite Element Method Domain and a Low-Order Network

Gerrit Heilmann, Christoph Hirsch, Thomas Sattelmayer

J. Eng. Gas Turbines Power. May 2021, 143(5): 051024. doi: https://doi.org/10.1115/1.4050024

Abstract

View articletitled, Energetically Consistent Computation of Combustor Stability With a Model Consisting of a Helmholtz Finite Element Method Domain and a Low-Order Network

Open the PDF for in another window

Topics: Acoustics , Boundary-value problems , Combustion chambers , Damping , Finite element methods , Flow (Dynamics) , Mach number , Network models , Stability , Errors

Study on Flow and Heat Transfer Characteristics of a New-Proposed Alternating Elliptical U-Channel in the Midchord Region of Gas Turbine Blade

Kun Xiao, Juan He, Zhenping Feng

J. Eng. Gas Turbines Power. May 2021, 143(5): 051025. doi: https://doi.org/10.1115/1.4050158

Abstract

View articletitled, Study on Flow and Heat Transfer Characteristics of a New-Proposed Alternating Elliptical U-Channel in the Midchord Region of Gas Turbine Blade

Open the PDF for in another window

Topics: Blades , Flow (Dynamics) , Gas turbines , Heat transfer , Pressure , Vortices , Cooling , Turbulence , Flow separation , Reynolds number

Heat Transfer Analysis in a Rotating Cavity With Axial Through-Flow

M. R. Puttock-Brown, C. A. Long

J. Eng. Gas Turbines Power. May 2021, 143(5): 051026. doi: https://doi.org/10.1115/1.4050062

Abstract

View articletitled, Heat Transfer Analysis in a Rotating Cavity With Axial Through-Flow

Open the PDF for in another window

Topics: Cavities , Disks , Geometry , Heat flux , Heat transfer , Simulation , Temperature , Thermocouples , Uncertainty , Instrumentation

Monitoring Damage in Nonoxide Composites at High Temperatures Using Carbon-Containing CVD SiC Monofilament Fibers as Embedded Electrical Resistance Sensors

Ragav P. Panakarajupally, Joseph El Rassi, K. Manigandan, Yogesh P. Singh, Gregory N. Morscher

J. Eng. Gas Turbines Power. May 2021, 143(5): 051027. doi: https://doi.org/10.1115/1.4048694

Abstract

View articletitled, Monitoring Damage in Nonoxide Composites at High Temperatures Using Carbon-Containing CVD SiC Monofilament Fibers as Embedded Electrical Resistance Sensors

Open the PDF for in another window

Topics: Carbon , Composite materials , Fibers , Temperature , High temperature , Damage , Fatigue , Fracture (Materials) , Chemical vapor deposition , Electrical resistance

Intermittency, Secondary Bifurcation and Mixed-Mode Oscillations in a Swirl-Stabilized Annular Combustor: Experiments and Modeling

Samarjeet Singh, Amitesh Roy, Reeja K. V., Asalatha Nair, Swetaprovo Chaudhuri, R. I. Sujith

J. Eng. Gas Turbines Power. May 2021, 143(5): 051028. doi: https://doi.org/10.1115/1.4049407

Abstract

View articletitled, Intermittency, Secondary Bifurcation and Mixed-Mode Oscillations in a Swirl-Stabilized Annular Combustor: Experiments and Modeling

Open the PDF for in another window

Topics: Bifurcation , Combustion chambers , Dynamics (Mechanics) , Flames , Oscillations , Pressure , Modeling

Effect of High Pressures on the Formation of Nitric Oxide in Lean, Premixed Flames

Philippe Versailles, Antoine Durocher, Gilles Bourque, Jeffrey M. Bergthorson

J. Eng. Gas Turbines Power. May 2021, 143(5): 051029. doi: https://doi.org/10.1115/1.4047748

Abstract

View articletitled, Effect of High Pressures on the Formation of Nitric Oxide in Lean, Premixed Flames

Open the PDF for in another window

Topics: Flames , Temperature , Fluorescence , Lasers , Pressure

Multiwave Vibrations in Mistuned Cascades With Tip-Shroud Friction

Gross Johann, Krack Malte

J. Eng. Gas Turbines Power. May 2021, 143(5): 051030. doi: https://doi.org/10.1115/1.4047889

Abstract

View articletitled, Multiwave Vibrations in Mistuned Cascades With Tip-Shroud Friction

Open the PDF for in another window

Topics: Blades , Flutter (Aerodynamics) , Mode shapes , Steady state , Vibration , Waves , Attractors , Damping , Friction , Modal assurance criterion