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Journal Articles

Prediction of Rotating Instabilities in Low Pressure Steam Turbines Operating at Low Load

Oliver Pütz

J. Eng. Gas Turbines Power. September 2022, 144(9): 091007.

Paper No: GTP-22-1223

DOI: https://doi.org/10.1115/1.4055017

Published Online: August 1, 2022

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Topics: Blades, Excitation, Pressure, Transients (Dynamics), Flow (Dynamics), Resonance ionization spectroscopy, Turbines, Computation, Design, Stress

Journal Articles

Identification of Mistuning Based on Forced Response Measurements and Assessment for a Real Compressor Blisk

Benjamin Seeger, Lukas Kohlmann, Harald Schoenenborn, Stefan Schwarz, Malte Krack

J. Eng. Gas Turbines Power. September 2022, 144(9): 091006.

Paper No: GTP-22-1116

DOI: https://doi.org/10.1115/1.4055019

Published Online: August 1, 2022

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Topics: Blades, Cantilevers, Damping, Frequency response, Stiffness, Compressors, Resonance, Excitation, Vibration, Electromagnetic spectrum

Journal Articles

Pollutant Emissions Reporting and Performance Considerations for Hydrogen–Hydrocarbon Fuels in Gas Turbines

Christopher M. Douglas, Stephanie L. Shaw, Thomas D. Martz, Robert C. Steele, David R. Noble, Benjamin L. Emerson, Timothy C. Lieuwen

J. Eng. Gas Turbines Power. September 2022, 144(9): 091003.

Paper No: GTP-22-1225

DOI: https://doi.org/10.1115/1.4054949

Published Online: July 28, 2022

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Topics: Emissions, Fossil fuels, Fuels, Pollution, Hydrogen, Combustion, Gas turbines, Exhaust systems, Methane

Journal Articles

Valve Vibration Induced Intake Air Flow Dynamics Analysis Using Near Valve Particle Image Velocimetry

Fenghao Shi, Mengqi Liu, David L. S. Hung, Xuesong Li, Min Xu

J. Eng. Gas Turbines Power. September 2022, 144(9): 091004.

Paper No: GTP-22-1233

DOI: https://doi.org/10.1115/1.4055021

Published Online: July 28, 2022

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Topics: Flow (Dynamics), Particulate matter, Valves, Vibration, Air flow, Dynamics (Mechanics), Oscillating frequencies

Journal Articles

TURBODYNA: A Generic One-Dimensional Dynamic Simulator for Radial Turbomachinery

Bijie Yang, Mengying Shu, Ricardo Martinez-Botas, Mingyang Yang

J. Eng. Gas Turbines Power. September 2022, 144(9): 091002.

Paper No: GTP-22-1069

DOI: https://doi.org/10.1115/1.4055018

Published Online: July 28, 2022

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Topics: Compressors, Flow (Dynamics), Modeling, Pressure, Rotors, Surges, Turbines, Turbomachinery, Turbochargers, Geometry

Journal Articles

Prediction of Thermoacoustic Instability and Fluid–Structure Interactions for Gas Turbine Combustor

Yu Xia, Patrick Sharkey, Ishan Verma, Alok Khaware, Davor Cokljat

J. Eng. Gas Turbines Power. September 2022, 144(9): 091005.

Paper No: GTP-22-1237

DOI: https://doi.org/10.1115/1.4055015

Published Online: July 28, 2022

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Topics: Displacement, Fluid structure interaction, Pressure, Oscillations, Limit cycles, Combustion chambers, Deformation, Flow (Dynamics), Flames, Fluids

Journal Articles

Numerical Simulations of a Lifted Hydrogen Jet Flame Using Flamelet Generated Manifold Approach

Yu Xia, Ishan Verma, Pravin Nakod, Rakesh Yadav, Stefano Orsino, Shaoping Li

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1238

DOI: https://doi.org/10.1115/1.4055104

Published Online: July 26, 2022

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Topics: Computer simulation, Flamelet generated manifold, Flames, Hydrogen, Flow (Dynamics), Temperature, Combustion, Boundary-value problems, Chemistry, Diffusion (Physics)

Journal Articles

Performance Investigation of a Bladeless Air Compressor

Ravi Nath Tiwari, Federico Reggio, Avinash Renuke, Matteo Pascenti, Alberto Traverso, Mario L. Ferrari

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1147

DOI: https://doi.org/10.1115/1.4054945

Published Online: July 23, 2022

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Topics: Air compressors, Compressors, Design, Diffusers, Disks, Engineering prototypes, Flow (Dynamics), Fluids, Leakage, Machinery

Journal Articles

Unsteady Interaction Mechanisms of Axial-Slot Casing Treatment With Tip Region Flow in a Highly-Loaded Mixed-Flow Compressor

Juan Du, Jiahui Qiu, Qianfeng Zhang, Dun Ba, Niklas Maroldt, Joerg R. Seume

J. Eng. Gas Turbines Power. September 2022, 144(9): 091001.

Paper No: GTP-22-1105

DOI: https://doi.org/10.1115/1.4054965

Published Online: July 21, 2022

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Topics: Blades, Compressors, Flow (Dynamics), Pressure, Rotors, Stall inception

Journal Articles

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.

Paper No: GTP-22-1198

DOI: https://doi.org/10.1115/1.4055020

Published Online: July 18, 2022

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Topics: Boundary-value problems, Flames, Methane, Nitrogen oxides, Uncertainty, Combustion, Engineering simulation, Modeling, Simulation, Chemistry

Journal Articles

Aerodynamic Analysis of Conventional and Boundary Layer Ingesting Propellers

Fabíola Paula Costa, Jesuino Takachi Tomita, Vinícius Tavares Silva, Niklas Andersson, Tomas Gronstedt, Cleverson Bringhenti

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1042

DOI: https://doi.org/10.1115/1.4055014

Published Online: July 18, 2022

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Topics: Boundary layers, Propellers, Optimization, Design, Blades, Aircraft, Engineering simulation, Flow (Dynamics), Simulation, Chords (Trusses)

Journal Articles

A Novel Energy Storage System Based on Carbon Dioxide Unique Thermodynamic Properties

Marco Astolfi, Dario Rizzi, Ennio Macchi, Claudio Spadacini

J. Eng. Gas Turbines Power. August 2022, 144(8): 081012.

Paper No: GTP-22-1172

DOI: https://doi.org/10.1115/1.4054750

Published Online: July 8, 2022

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Topics: Carbon dioxide, Heat, Temperature, Energy storage, Fluids, Storage, Batteries

Journal Articles

Gaussian Stochastic Process Modeling of Blend Repaired Airfoil Modal Response Using Reduced Basis Mode Shape Approach

Jeffrey Brown, Alex Kaszynski, Daniel Gillaugh, Emily Carper, Joseph Beck

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1020

DOI: https://doi.org/10.1115/1.4054946

Published Online: July 5, 2022

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Topics: Airfoils, Mode shapes, Modeling, Stochastic processes, Modal assurance criterion, Maintenance, Design, Displacement, Geometry, Calibration

Journal Articles

Swirl Ratio Prediction Model in Rotor-Stator Cavity With Superposed Outward Radial Throughflow Based on Region Partition

Qiang Du, Lei Xie, Guang Liu, Zengyan Lian, Jun Liu, Ran Ren

J. Eng. Gas Turbines Power. August 2022, 144(8): 081010.

Paper No: GTP-21-1650

DOI: https://doi.org/10.1115/1.4054794

Published Online: June 23, 2022

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Topics: Cavities, Flow (Dynamics), Rotors, Stators, Computational fluid dynamics, Friction, Boundary layers

Journal Articles

Intercooled Recuperative Aero Engine System Optimization

Lou Decang, Kang Yong, Guo Wen, Zhao Qiuyue

J. Eng. Gas Turbines Power. August 2022, 144(8): 081011.

Paper No: GTP-22-1014

DOI: https://doi.org/10.1115/1.4054796

Published Online: June 23, 2022

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Topics: Aircraft engines, Engines, Flow (Dynamics), Optimization, Pressure, Design, Nozzles, Heat transfer

Journal Articles

Rotor Stability Effects of Tilting Pad Journal Bearings With Assembled Clearance Asymmetry

Leonardo Urbiola-Soto, Paolo Pennacchi

J. Eng. Gas Turbines Power. August 2022, 144(8): 081009.

Paper No: GTP-22-1010

DOI: https://doi.org/10.1115/1.4054606

Published Online: June 20, 2022

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Topics: Bearings, Clearances (Engineering), Rotors, Stability, Stiffness, Shells, Journal bearings, American Petroleum Institute, Manufacturing

Journal Articles

Experimental Study of Various Low-Friction Coatings for High-Temperature Gas Foil Bearings Under Cold-Start Conditions

Paweł Bagiński, Grzegorz Żywica

J. Eng. Gas Turbines Power. August 2022, 144(8): 081007.

Paper No: GTP-21-1459

DOI: https://doi.org/10.1115/1.4054746

Published Online: June 20, 2022

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Topics: Bearings, Coatings, Cycles, Foil bearings, Friction, Stress, Temperature, Torque, High temperature, Wear

Journal Articles

Performance Optimization of the High-Pressure Compressor in Series Two-Stage Turbocharging System Based on Low-Speed Performance Requirements of Diesel Engine

Dingkun Liang, Hanqian Yang, Qingbin Li, Cheng Xu, Qiuyuan Xie

J. Eng. Gas Turbines Power. August 2022, 144(8): 081008.

Paper No: GTP-21-1642

DOI: https://doi.org/10.1115/1.4054747

Published Online: June 20, 2022

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Topics: Compressors, Design, Diesel engines, Engines, Flow (Dynamics), Optimization, Pressure, Turbochargers, High pressure (Physics), Emissions

Journal Articles

Numerical Investigation on the Effect of Cylindrical Combustion Chamber Diameter-to-Depth Ratio on the Performance of Stoichiometric Natural Gas Engine With Exhaust Gas Recirculation

Yejian Qian, Xiaofei Wei, Yang Hua, Shun Meng

J. Eng. Gas Turbines Power. August 2022, 144(8): 081004.

Paper No: GTP-21-1691

DOI: https://doi.org/10.1115/1.4054659

Published Online: June 16, 2022

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Topics: Combustion, Combustion chambers, Emissions, Exhaust gas recirculation, Flames, Gas engines, Turbulence, Cylinders, Flow (Dynamics), Pistons

Journal Articles

A Compressor Off-Line Washing Schedule Optimization Method With a LSTM Deep Learning Model Predicting the Fouling Trend

Jinwei Chen, Xinyu Tang, Jinzhi Lu, Huisheng Zhang

J. Eng. Gas Turbines Power. August 2022, 144(8): 081005.

Paper No: GTP-22-1152

DOI: https://doi.org/10.1115/1.4054748

Published Online: June 16, 2022

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Topics: Compressors, Gas turbines, Optimization, Power stations, Stress, Economics

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Supplemental Material

Manuscript

Prediction of Rotating Instabilities in Low Pressure Steam Turbines Operating at Low Load

Identification of Mistuning Based on Forced Response Measurements and Assessment for a Real Compressor Blisk

Pollutant Emissions Reporting and Performance Considerations for Hydrogen–Hydrocarbon Fuels in Gas Turbines

Valve Vibration Induced Intake Air Flow Dynamics Analysis Using Near Valve Particle Image Velocimetry

TURBODYNA: A Generic One-Dimensional Dynamic Simulator for Radial Turbomachinery

Prediction of Thermoacoustic Instability and Fluid–Structure Interactions for Gas Turbine Combustor

Numerical Simulations of a Lifted Hydrogen Jet Flame Using Flamelet Generated Manifold Approach

Performance Investigation of a Bladeless Air Compressor

Unsteady Interaction Mechanisms of Axial-Slot Casing Treatment With Tip Region Flow in a Highly-Loaded Mixed-Flow Compressor

Impact of Boundary Condition and Kinetic Parameter Uncertainties On No x Predictions in Methane-Air Stagnation Flame Experiments

Aerodynamic Analysis of Conventional and Boundary Layer Ingesting Propellers

A Novel Energy Storage System Based on Carbon Dioxide Unique Thermodynamic Properties

Gaussian Stochastic Process Modeling of Blend Repaired Airfoil Modal Response Using Reduced Basis Mode Shape Approach

Swirl Ratio Prediction Model in Rotor-Stator Cavity With Superposed Outward Radial Throughflow Based on Region Partition

Intercooled Recuperative Aero Engine System Optimization

Rotor Stability Effects of Tilting Pad Journal Bearings With Assembled Clearance Asymmetry

Experimental Study of Various Low-Friction Coatings for High-Temperature Gas Foil Bearings Under Cold-Start Conditions

Performance Optimization of the High-Pressure Compressor in Series Two-Stage Turbocharging System Based on Low-Speed Performance Requirements of Diesel Engine

Numerical Investigation on the Effect of Cylindrical Combustion Chamber Diameter-to-Depth Ratio on the Performance of Stoichiometric Natural Gas Engine With Exhaust Gas Recirculation

A Compressor Off-Line Washing Schedule Optimization Method With a LSTM Deep Learning Model Predicting the Fouling Trend

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