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Journal Articles

Burst Speed Prediction of Impellers With Critical Strain Criteria

Alper Sarıten, Burak Tabakçı, Furkan Çopur, Alican Kutmaral, İlkan Hasan Akpınar
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2024, 146(2): 021003.
Paper No: GTP-23-1359
https://doi.org/10.1115/1.4063382
Published Online: October 25, 2023
View Article titled, Burst Speed Prediction of Impellers With Critical Strain Criteria
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Topics: Disks, Geometry, Impellers, Stress, Finite element analysis, Tensile strength, Design, Failure, Plasticity, Fracture (Materials)
Journal Articles

Development and Validation of a Segregated Conjugate Heat Transfer Procedure On a sCO2 Dry Gas Seal Test Bench

Accepted Manuscript
Isacco Rafanelli, Giulio Generini, Antonio Andreini, Tommaso Diurno, Gabriele Girezzi, Andrea Paggini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1514
https://doi.org/10.1115/1.4063716
Published Online: October 11, 2023
View Article titled, Development and Validation of a Segregated Conjugate Heat Transfer Procedure On a sCO2 Dry Gas Seal Test Bench
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Topics: Heat transfer, Flow (Dynamics), Computational fluid dynamics, Density, Fluids, Temperature, Carbon dioxide, Cavities, Design, Energy conversion
Journal Articles

Transient Thermomechanical Stress Analysis of Hot Surface Ignition Device Using Sequentially Coupled Computational Fluid Dynamics–Finite Element Analysis Approach

Sang-Guk Kang, Je Ir Ryu, Austen H. Motily, Prapassorn Numkiatsakul, Tonghun Lee, Waltraud M. Kriven, Kenneth S. Kim, Chol-Bum M. Kweon
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2023, 145(12): 121001.
Paper No: GTP-22-1559
https://doi.org/10.1115/1.4056426
Published Online: October 3, 2023
View Article titled, Transient Thermomechanical Stress Analysis of Hot Surface Ignition Device Using Sequentially Coupled Computational Fluid Dynamics–Finite Element Analysis Approach
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Topics: Computational fluid dynamics, Finite element analysis, Ignition, Stress, Stress analysis (Engineering), Temperature, Thermomechanics, Boundary-value problems, Transients (Dynamics), Luminescence
Journal Articles

Assessing the Structural Integrity of Plasma-Sprayed Multilayer Thermal Barrier Coatings

Marcel Adam, Christian Kontermann, Matthias Oechsner
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031014.
Paper No: GTP-22-1472
https://doi.org/10.1115/1.4055668
Published Online: December 5, 2022
View Article titled, Assessing the Structural Integrity of Plasma-Sprayed Multilayer Thermal Barrier Coatings
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Topics: Ceramics, Coatings, Creep, Failure, Finite element analysis, Fracture (Materials), Oxidation, Plasmas (Ionized gases), Porosity, Sintering
Journal Articles

Component Tests and Numerical Investigations to Determine the Lifetime and Failure Behavior of End Stage Blades

Lukas Frank, Stefan Weihe
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011013.
Paper No: GTP-22-1255
https://doi.org/10.1115/1.4055834
Published Online: October 20, 2022
View Article titled, Component Tests and Numerical Investigations to Determine the Lifetime and Failure Behavior of End Stage Blades
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Topics: Blades, Fatigue, Stress, Cycles, Damage, Finite element analysis
Journal Articles

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
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2022, 144(10): 101016.
Paper No: GTP-22-1269
https://doi.org/10.1115/1.4055232
Published Online: September 12, 2022
View Article titled, 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
Journal Articles

Operational Modal Analyses of Brush Seals and Seating Load Simulations

Ertuğrul Tolga Duran
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2022, 144(7): 071005.
Paper No: GTP-21-1610
https://doi.org/10.1115/1.4053964
Published Online: May 20, 2022
View Article titled, Operational Modal Analyses of Brush Seals and Seating Load Simulations
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Topics: Fibers, Modeling, Pressure, Stress, Simulation, Modal analysis, Stability, Finite element analysis, Rotors, Design
Journal Articles

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

Baik Jin Kim, Joseph Oh, Alan Palazzolo
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2022, 144(3): 031027.
Paper No: GTP-21-1306
https://doi.org/10.1115/1.4052088
Published Online: February 21, 2022
View Article titled, Test and Theory for a Refined Structural Model of a Hirth Coupling
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Topics: Finite element analysis, Rotor assembly, Rotors, Stiffness, Stress, Stress concentration, Geometry, Pressure, Knudsen number, Couplings
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
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2022, 144(4): 041003.
Paper No: GTP-21-1575
https://doi.org/10.1115/1.4053153
Published Online: January 4, 2022
View Article titled, Experimental and Numerical Investigation of High-Temperature Multi-Axial Fatigue
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Topics: Fatigue, Shear (Mechanics), Simulation, Stress, Temperature, Finite element analysis, Simulation results, Gages
Journal Articles

Fast Reconstruction Method of the Stress Field for the Steam Turbine Rotor Based on Deep Fully Convolutional Network

Ding Guo, Tianyuan Liu, Di Zhang, Yonghui Xie
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2022, 144(2): 021023.
Paper No: GTP-21-1525
https://doi.org/10.1115/1.4052832
Published Online: December 7, 2021
View Article titled, Fast Reconstruction Method of the Stress Field for the Steam Turbine Rotor Based on Deep Fully Convolutional Network
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Topics: Rotors, Steam turbines, Stress, Temperature, Stability, Finite element analysis
Journal Articles

An Extrema Approach to Probabilistic Creep Modeling in Finite Element Analysis

Md Abir Hossain, Jacqueline R. Cottingham, Calvin M. Stewart
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2022, 144(1): 011002.
Paper No: GTP-21-1345
https://doi.org/10.1115/1.4052260
Published Online: October 12, 2021
View Article titled, An Extrema Approach to Probabilistic Creep Modeling in Finite Element Analysis
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Topics: Creep, Damage, Finite element analysis, Rupture, Simulation, Stress, Engineering simulation, Modeling
Journal Articles

On the Analytical Determination of the Nominal Stresses in Dovetail Attachments

G. B. Sinclair
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2021, 143(6): 061018.
Paper No: GTP-20-1286
https://doi.org/10.1115/1.4048692
Published Online: March 31, 2021
View Article titled, On the Analytical Determination of the Nominal Stresses in Dovetail Attachments
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Topics: Blades, Disks, Finite element analysis, Stress, Friction, Bending (Stress), Pressure, Shear (Mechanics)
Journal Articles

Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors

Christoph Rocky Heinrich, Arnold Kühhorn, Klaus Steff, Nico Petry
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071022.
Paper No: GTP-20-1449
https://doi.org/10.1115/1.4049447
Published Online: March 31, 2021
View Article titled, Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors
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Topics: Acoustics, Cavities, Compressors, Computer simulation, Fluids, Impellers, Pressure, Finite element model, High pressure (Physics), Finite element analysis
Journal Articles

A Model Reduction Method for Bladed Disks With Large Geometric Mistuning Using a Partially Reduced Intermediate System Model

Lukas Schwerdt, Lars Panning-von Scheidt, Jörg Wallaschek
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071031.
Paper No: GTP-20-1571
https://doi.org/10.1115/1.4049357
Published Online: March 31, 2021
View Article titled, A Model Reduction Method for Bladed Disks With Large Geometric Mistuning Using a Partially Reduced Intermediate System Model
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Topics: Blades, Compressors, Disks, Modal analysis, Prisms (Optics), Errors, Maintenance, Simulation, Damage, Finite element analysis
Journal Articles

Containment and Arrest of Blade Shedding in Gas Turbine Engines Using Novel Dual-Ring Design

P. A. Roy, S. A. Meguid
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071015.
Paper No: GTP-20-1349
https://doi.org/10.1115/1.4049489
Published Online: March 31, 2021
View Article titled, Containment and Arrest of Blade Shedding in Gas Turbine Engines Using Novel Dual-Ring Design
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Topics: Aluminum, Blades, Containment, Design, Disks, Finite element analysis, Damage, Titanium, Kinetic energy
Journal Articles

Improvement of the Inverse Finite Element Analysis Approach for Tensile and Toughness Predictions by Means of Small Punch Technique

Dirk Kulawinski, Kevin Iding, Robin Schornstein, Dasgin Özdemir-Weingart, Peter Dumstorff
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071008.
Paper No: GTP-20-1763
https://doi.org/10.1115/1.4049900
Published Online: March 29, 2021
View Article titled, Improvement of the Inverse Finite Element Analysis Approach for Tensile and Toughness Predictions by Means of Small Punch Technique
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Topics: Damage, Displacement, Finite element analysis, Fracture (Materials), Fracture toughness, Hardening, Optimization, Simulation, Failure
Journal Articles

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

Xinbo Dai, Xin Yan, Kun He, Jun Li, Zhenping Feng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051003.
Paper No: GTP-20-1180
https://doi.org/10.1115/1.4049008
Published Online: March 11, 2021
View Article titled, Numerical Investigations of Leakage Performance Degradations in Labyrinth and Flexible Seals Due to Wear
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Topics: Computational fluid dynamics, Design, Finite element analysis, Fins, Leakage, Rotors, Strips, Wear, Damage, Flow (Dynamics)
Journal Articles

Novel Approach for Optical Characterization of Thrust Collar Lubricated Area: Experimental and Numerical Results

Thomas Kerr, Adolfo Delgado
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2021, 143(1): 011011.
Paper No: GTP-20-1435
https://doi.org/10.1115/1.4049013
Published Online: January 4, 2021
View Article titled, Novel Approach for Optical Characterization of Thrust Collar Lubricated Area: Experimental and Numerical Results
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Topics: Cavitation, Computational fluid dynamics, Pressure, Stress, Thrust, Finite element analysis, Turbulence, Modeling, Algorithms, Bearings
Journal Articles

Influence of Temperature Distribution on Radial Growth of Compressor Disks

Dario Luberti, Hui Tang, James A. Scobie, Oliver J. Pountney, J. Michael Owen, Gary D. Lock
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2020, 142(7): 071004.
Paper No: GTP-19-1728
https://doi.org/10.1115/1.4046704
Published Online: June 30, 2020
View Article titled, Influence of Temperature Distribution on Radial Growth of Compressor Disks
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Topics: Buoyancy, Compressors, Disks, Finite element analysis, Stress, Temperature, Temperature distribution, Transients (Dynamics), Pressure
Journal Articles

Foreign Object Impact Damage in Ceramic Matrix Composites: Experiments and Computational Predictions

Rajesh S. Kumar, Matthew D. Mordasky
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2020, 142(4): 041014.
Paper No: GTP-19-1440
https://doi.org/10.1115/1.4044931
Published Online: February 3, 2020
View Article titled, Foreign Object Impact Damage in Ceramic Matrix Composites: Experiments and Computational Predictions
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Topics: Ceramic matrix composites, Damage, Delamination, Finite element analysis