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Journal Articles

Integrated Aerodynamic and Structural Blade Shape Optimisation of Axial Turbines Operating with Supercritical Carbon Dioxide Blended with Dopants

Abdelrahman Abdeldayem, Martin White, Andrea Paggini, Marco Ruggiero, A.I. Sayma

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1269

DOI: https://doi.org/10.1115/1.4055232

Published Online: August 16, 2022

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Topics: Blades, Shape optimization, Supercritical carbon dioxide, Turbines, Rotors, Computational fluid dynamics, Finite element analysis, Stators, Stress, Carbon dioxide

Journal Articles

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.

Paper No: GTP-22-1037

DOI: https://doi.org/10.1115/1.4055211

Published Online: August 11, 2022

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Topics: Aircraft engines, Bearings, Gravity (Force), Shear (Mechanics), Engines, Flow (Dynamics), Waves, Film thickness, Ball bearings, Carbon

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

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

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

Journal Articles

Off-Design Performance Comparison Between Single and Two-Shaft Engines Part 1—Fixed Geometry

Theoklis Nikolaidis, Alvise Pellegrini, Herbert I. H. Saravanamuttoo, Ioanna Aslanidou, Anestis Kalfas, Pericles Pilidis

J. Eng. Gas Turbines Power. August 2022, 144(8): 081006.

Paper No: GTP-22-1157

DOI: https://doi.org/10.1115/1.4054749

Published Online: June 16, 2022

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Topics: Cycles, Design, Engines, Thermal efficiency, Compressors, Gas turbines, Stress, Flow (Dynamics)

Journal Articles

Operational Modal Analyses of Brush Seals and Seating Load Simulations

Ertuğrul Tolga Duran

J. Eng. Gas Turbines Power. July 2022, 144(7): 071005.

Paper No: GTP-21-1610

DOI: https://doi.org/10.1115/1.4053964

Published Online: May 20, 2022

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Topics: Fibers, Modeling, Pressure, Stress, Simulation, Modal analysis, Stability, Finite element analysis, Rotors, Design

Journal Articles

Experimental Study of Cyclic Variations of RCCI Diesel–Methanol Engines at Multiple Simulated Elevations

Jiehui Li, Weizhen Zhang

J. Eng. Gas Turbines Power. July 2022, 144(7): 071007.

Paper No: GTP-21-1687

DOI: https://doi.org/10.1115/1.4054372

Published Online: May 20, 2022

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Topics: Combustion, Cylinders, Diesel, Elevations (Drawings), Engines, Fuels, Methanol, Pressure, Stress, Molten salt reactors

Journal Articles

Static and Dynamic Characteristics of Journal Bearings Under Uncertainty: A Nonprobabilistic Perspective

Chao Fu, Weidong Zhu, Jiaojiao Ma, Fengshou Gu

J. Eng. Gas Turbines Power. July 2022, 144(7): 071012.

Paper No: GTP-22-1040

DOI: https://doi.org/10.1115/1.4054376

Published Online: May 20, 2022

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Topics: Bearings, Journal bearings, Uncertainty, Viscosity, Clearances (Engineering), Pressure, Lubricants, Stress, Film thickness

Journal Articles

Experimental Probe Into a Biogas Run Dual Fuel Diesel Engine Using Oxygenated Ternary Blends at Optimum Equivalence Ratio and Under the Effect of Intake Charge Preheating

Achinta Sarkar, Ujjwal K. Saha

J. Eng. Gas Turbines Power. June 2022, 144(6): 061010.

Paper No: GTP-21-1621

DOI: https://doi.org/10.1115/1.4054058

Published Online: May 12, 2022

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Topics: Biogas, Combustion, Design for Manufacturing, Emissions, Fuels, Pressure, Stress, Cylinders, Diesel engines, Engines

Journal Articles

The Influence of Ambient Pressure on the Measured Load Capacity of Bump-Foil and Spiral-Groove Gas Thrust Bearings at Ambient Pressures up to 69 Bar on a Novel High-Pressure Gas Bearing Test Rig

Jason Wilkes, Ryan Cater, Erik Swanson, Kevin Passmore, Jerry Brady

J. Eng. Gas Turbines Power. June 2022, 144(6): 061003.

Paper No: GTP-21-1574

DOI: https://doi.org/10.1115/1.4053715

Published Online: March 11, 2022

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Topics: Bearings, Pressure, Stress, Thrust, Thrust bearings, Gas bearings, High pressure (Physics)

Journal Articles

Test and Theory for a Refined Structural Model of a Hirth Coupling

Baik Jin Kim, Joseph Oh, Alan Palazzolo

J. Eng. Gas Turbines Power. March 2022, 144(3): 031027.

Paper No: GTP-21-1306

DOI: https://doi.org/10.1115/1.4052088

Published Online: February 21, 2022

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Topics: Finite element analysis, Rotor assembly, Rotors, Stiffness, Stress, Stress concentration, Geometry, Pressure, Knudsen number, Couplings

Journal Articles

Novel Cyclo-Nonstationary Indicators for Monitoring of Rotating Machinery Operating Under Speed and Load Varying Conditions

Alexandre Mauricio, Dustin Helm, Markus Timusk, Jerome Antoni, Konstantinos Gryllias

J. Eng. Gas Turbines Power. April 2022, 144(4): 041018.

Paper No: GTP-20-1600

DOI: https://doi.org/10.1115/1.4049778

Published Online: February 21, 2022

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Topics: Machinery, Signals, Stress, Damage, Bearings

Journal Articles

Nonlinear Vibration Analysis of Turbine Bladed Disks With Midspan Dampers

Erhan Ferhatoglu, Stefano Zucca, Daniele Botto, Jury Auciello, Lorenzo Arcangeli

J. Eng. Gas Turbines Power. April 2022, 144(4): 041021.

Paper No: GTP-21-1567

DOI: https://doi.org/10.1115/1.4053107

Published Online: February 21, 2022

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Topics: Blades, Dampers, Disks, Friction, Stress, Resonance, Nonlinear vibration, Turbines, Vibration

Journal Articles

Multiparameter Optimization to Improve the Erosion Resistance of Coating by Finite Element Simulation

Fang Li, Liuxi Cai, Shunsen Wang, Zhenping Feng

J. Eng. Gas Turbines Power. May 2022, 144(5): 051013.

Paper No: GTP-21-1580

DOI: https://doi.org/10.1115/1.4053192

Published Online: February 21, 2022

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Topics: Coating processes, Coatings, Erosion, Stress, Tension, Poisson ratio, Young's modulus

Journal Articles

The Potential of a Separated Electric Compound Spark-Ignition Engine for Hybrid Vehicle Application

Emiliano Pipitone, Salvatore Caltabellotta

J. Eng. Gas Turbines Power. April 2022, 144(4): 041016.

Paper No: GTP-21-1224

DOI: https://doi.org/10.1115/1.4053393

Published Online: February 16, 2022

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Topics: Engines, Exhaust systems, Pressure, Turbocharged engines, Spark-ignition engine, Hybrid electric vehicles, Cylinders, Temperature, Pistons, Stress

Journal Articles

Correlations for the Performance, Efficiency, and Energy Losses for Single Cylinder, Four-Cycle Internal Combustion Engines with Displaced Volumes Ranging from 40 to 200 cc.

Jason R. Blantin, Marc D. Polanka, Joseph K. Ausserer, Jacob A. Baranski

J. Eng. Gas Turbines Power.

Paper No: GTP-21-1481

DOI: https://doi.org/10.1115/1.4053563

Published Online: January 18, 2022

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Topics: Cycles, Cylinders, Energy dissipation, Internal combustion engines, Engines, Brakes, Combustion, Cooling, Enthalpy, Exhaust systems

Journal Articles

Computational Model of Mechano-Electrochemical Effect of Aluminum Alloys Corrosion

Hessein Ali, Zachary Stein, Quentin Fouliard, Hossein Ebrahimi, Peter Warren, Seetha Raghavan, Ranajay Ghosh

J. Eng. Gas Turbines Power. April 2022, 144(4): 041004.

Paper No: GTP-21-1388

DOI: https://doi.org/10.1115/1.4052265

Published Online: January 13, 2022

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Topics: Aluminum alloys, Corrosion, Grain boundaries, Stress, Alloys, Simulation, Stress corrosion cracking, Computer simulation

Journal Articles

Experimental and Numerical Investigation of High-Temperature Multi-Axial Fatigue

Harish Ramesh Babu, Marco Böcker, Mario Raddatz, Sebastian Henkel, Horst Biermann, Uwe Gampe

J. Eng. Gas Turbines Power. April 2022, 144(4): 041003.

Paper No: GTP-21-1575

DOI: https://doi.org/10.1115/1.4053153

Published Online: January 4, 2022

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Topics: Fatigue, Shear (Mechanics), Simulation, Stress, Temperature, Finite element analysis, Simulation results, Gages

Journal Articles

A Code for the Preliminary Design of Cooled Supercritical CO 2 Turbines and Application to the Allam Cycle

Roberto Scaccabarozzi, Emanuele Martelli, Matteo Pini, Carlo Maria De Servi, Paolo Chiesa, Manuele Gatti

J. Eng. Gas Turbines Power. March 2022, 144(3): 031012.

Paper No: GTP-20-1784

DOI: https://doi.org/10.1115/1.4052146

Published Online: January 3, 2022

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Topics: Blades, Cooling, Cycles, Design, Flow (Dynamics), Fluids, Turbines, Coolants, Stress, Supercritical carbon dioxide

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Journal citation

NARROW

Manuscript

Integrated Aerodynamic and Structural Blade Shape Optimisation of Axial Turbines Operating with Supercritical Carbon Dioxide Blended with Dopants

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

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

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

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

Off-Design Performance Comparison Between Single and Two-Shaft Engines Part 1—Fixed Geometry

Operational Modal Analyses of Brush Seals and Seating Load Simulations

Experimental Study of Cyclic Variations of RCCI Diesel–Methanol Engines at Multiple Simulated Elevations

Static and Dynamic Characteristics of Journal Bearings Under Uncertainty: A Nonprobabilistic Perspective

Experimental Probe Into a Biogas Run Dual Fuel Diesel Engine Using Oxygenated Ternary Blends at Optimum Equivalence Ratio and Under the Effect of Intake Charge Preheating

The Influence of Ambient Pressure on the Measured Load Capacity of Bump-Foil and Spiral-Groove Gas Thrust Bearings at Ambient Pressures up to 69 Bar on a Novel High-Pressure Gas Bearing Test Rig

Test and Theory for a Refined Structural Model of a Hirth Coupling

Novel Cyclo-Nonstationary Indicators for Monitoring of Rotating Machinery Operating Under Speed and Load Varying Conditions

Nonlinear Vibration Analysis of Turbine Bladed Disks With Midspan Dampers

Multiparameter Optimization to Improve the Erosion Resistance of Coating by Finite Element Simulation

The Potential of a Separated Electric Compound Spark-Ignition Engine for Hybrid Vehicle Application

Correlations for the Performance, Efficiency, and Energy Losses for Single Cylinder, Four-Cycle Internal Combustion Engines with Displaced Volumes Ranging from 40 to 200 cc.

Computational Model of Mechano-Electrochemical Effect of Aluminum Alloys Corrosion

Experimental and Numerical Investigation of High-Temperature Multi-Axial Fatigue

A Code for the Preliminary Design of Cooled Supercritical CO 2 Turbines and Application to the Allam Cycle

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