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Journal Articles

Cooling System of A High-Pressure Centrifugal Compressor: Development and Impact on Wheel Temperatures (GT2024-121464)

Accepted Manuscript
Stefan Weihard, Tobias Willeke, Lukáš Božek, Vladimír Hort, Stefan Münch, Sebastian Spengler, Thomas Winter
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1577
https://doi.org/10.1115/1.4066733
Published Online: September 30, 2024
View Article titled, Cooling System of A High-Pressure Centrifugal Compressor: Development and Impact on Wheel Temperatures (GT2024-121464)
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Topics: Compressors, Cooling systems, High pressure (Physics), Temperature, Wheels, Design, Temperature measurement, Turbochargers, Fuels, Pressure
Journal Articles

Assessment of the Wilshire-Cano-Stewart (WCS) Model using Strain Energy Density Dissipation (SED)

Accepted Manuscript
Jacob T. Pellicotte, Md Abir Hossain, Jaime Cano, Calvin M. Stewart
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1588
https://doi.org/10.1115/1.4066707
Published Online: September 28, 2024
View Article titled, Assessment of the Wilshire-Cano-Stewart (WCS) Model using Strain Energy Density Dissipation (SED)
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Topics: Density, Energy dissipation, Spectral energy distribution, Damage, Creep, Stress, Calibration, Optimization, Rupture, Trajectories (Physics)
Journal Articles

Creep Lifetime Prediction of Alloy 617 using Black Box Machine Learning Approach

Accepted Manuscript
Md Abir Hossain, Calvin M. Stewart
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1545
https://doi.org/10.1115/1.4066600
Published Online: September 23, 2024
View Article titled, Creep Lifetime Prediction of Alloy 617 using Black Box Machine Learning Approach
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Topics: Alloys, Creep, Machine learning, Algorithms, Chemistry, Heat, Rupture, Artificial neural networks, Mechanical properties, Solid solutions
Journal Articles

An Advanced Sine-Hyperbolic Creep-Damage Model Incorporating Threshold Strength

Accepted Manuscript
Md Abir Hossain, Mohammad Shafinul Haque, Jacob T. Pellicotte, Calvin M. Stewart
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1554
https://doi.org/10.1115/1.4066583
Published Online: September 19, 2024
View Article titled, An Advanced Sine-Hyperbolic Creep-Damage Model Incorporating Threshold Strength
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Topics: Creep, Damage, Stress, Finite element analysis, Temperature, Calibration, Materials properties, Optimization, Rupture, Simulation
Journal Articles

Comprehensive Understanding of Thermally Grown Oxide Morphology Effect on the Thermal Barrier Coatings Failure Under Free Edges

Da Qiao, Wu Zeng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2024, 146(11): 111019.
Paper No: GTP-24-1255
https://doi.org/10.1115/1.4066027
Published Online: August 16, 2024
View Article titled, Comprehensive Understanding of Thermally Grown Oxide Morphology Effect on the Thermal Barrier Coatings Failure Under Free Edges
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Topics: Cycles, Damage, Failure, Fracture (Materials), Shear stress, Stress, Stress concentration, Thermal barrier coatings, Creep, Temperature
Journal Articles

Development and Evaluation of Generic Test Pieces for Creep Property Assessment of Laser Powder Bed Fusion Components

Sandra Megahed, Karl Michael Krämer, Christian Kontermann, Christoph Heinze, Annett Udoh, Stefan Weihe, Matthias Oechsner
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091023.
Paper No: GTP-23-1675
https://doi.org/10.1115/1.4065267
Published Online: April 12, 2024
View Article titled, Development and Evaluation of Generic Test Pieces for Creep Property Assessment of Laser Powder Bed Fusion Components
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Topics: Creep, Lasers, Grain size, Metals
Journal Articles

Thrust Rebalance to Extend Engine Time On-Wing With Consideration of Engine Degradation and Creep Life Consumption

Rafael Chiavegatto, Yi-Guang Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091006.
Paper No: GTP-23-1576
https://doi.org/10.1115/1.4063791
Published Online: March 11, 2024
View Article titled, Thrust Rebalance to Extend Engine Time On-Wing With Consideration of Engine Degradation and Creep Life Consumption
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Topics: Engines, Thrust, Creep, Flight, Blades, Aircraft
Journal Articles

Multidisciplinary Prediction of Spatial–Temporal Evolution of Creep Damage on an Internally Cooled Turbine Vane

Qingfu He, Zhongran Chi, Shusheng Zang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2024, 146(5): 051022.
Paper No: GTP-23-1012
https://doi.org/10.1115/1.4064129
Published Online: January 29, 2024
View Article titled, Multidisciplinary Prediction of Spatial–Temporal Evolution of Creep Damage on an Internally Cooled Turbine Vane
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Topics: Creep, Damage, Nozzle guide vanes, Temperature, Stress, Computational fluid dynamics, Flow (Dynamics), Turbines, Finite element methods
Journal Articles

Options for Improving Performance of Additively Manufactured Nickel-Base Superalloys for Gas Turbine Applications

Alex Bridges, John Shingledecker, John Clark, David Crudden, Michael Kirka, Patxi Fernandex-Zelaia
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2024, 146(3): 031017.
Paper No: GTP-23-1419
https://doi.org/10.1115/1.4063631
Published Online: November 28, 2023
View Article titled, Options for Improving Performance of Additively Manufactured Nickel-Base Superalloys for Gas Turbine Applications
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Topics: Additive manufacturing, Creep, Gas turbines, Heat treating (Metalworking), Nickel, Rupture, Stress, Superalloys, Temperature, Testing
Journal Articles

Constitutive Model-Based Efficient Creep-Fatigue Damage Computation Technique for Steam Turbine Rotors to Enhance Flexible Operational Capabilities

Suvadeep Sen, Henning Almstedt
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2023, 145(12): 121007.
Paper No: GTP-23-1313
https://doi.org/10.1115/1.4063312
Published Online: October 17, 2023
View Article titled, Constitutive Model-Based Efficient Creep-Fatigue Damage Computation Technique for Steam Turbine Rotors to Enhance Flexible Operational Capabilities
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Topics: Computation, Constitutive equations, Creep, Cycles, Damage, Fatigue, Finite element methods, Rotors, Steam turbines, Stress
Journal Articles

A Calibration Approach for Accelerated Creep Testing for Electron Beam Melted Ti-6Al-4V Using the Wilshire–Cano–Stewart Model

Md Abir Hossain, Jacob T. Pellicotte, Calvin M. Stewart
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2023, 145(11): 111013.
Paper No: GTP-23-1309
https://doi.org/10.1115/1.4063310
Published Online: September 29, 2023
View Article titled, A Calibration Approach for Accelerated Creep Testing for Electron Beam Melted Ti-6Al-4V Using the Wilshire–Cano–Stewart Model
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Topics: Calibration, Creep, Stress, Cathode ray oscilloscopes, Electron beams, Rupture
Journal Articles

Characterization of Properties of Laser Powder Bed Fusion Three-Dimensional-Printed Inconel 718 for Centrifugal Turbomachinery Applications

Hannah G. Lea, Rochelle S. Wooding, Sam Kuhr, John Rotella, José Luis Córdova
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2023, 145(6): 061017.
Paper No: GTP-22-1362
https://doi.org/10.1115/1.4056794
Published Online: February 15, 2023
View Article titled, Characterization of Properties of Laser Powder Bed Fusion Three-Dimensional-Printed Inconel 718 for Centrifugal Turbomachinery Applications
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Topics: Additive manufacturing, Creep, High cycle fatigue, Lasers, Mechanical properties, Rupture, Temperature, Testing, Stress, Blanks
Journal Articles

Creep Analysis and Microstructural Evaluation of a Novel Additively Manufactured Nickel-Base Superalloy (ABD ® -900AM)

Alex Bridges, John Shingledecker, John Clark, David Crudden
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2023, 145(6): 061005.
Paper No: GTP-22-1421
https://doi.org/10.1115/1.4056097
Published Online: January 13, 2023
View Article titled, Creep Analysis and Microstructural Evaluation of a Novel Additively Manufactured Nickel-Base Superalloy (ABD ® -900AM)
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Topics: Creep, Rupture, Stress, Superalloys, Temperature, Nickel, Heat, Additive manufacturing
Journal Articles

Short-Time Creep Deformation of the Coarse-Grained Nickel-Base Alloy 247 and Its Implications on the High-Cycle Fatigue Behavior

Oliver Jordan, Philipp Lion, Tilmann Beck
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051015.
Paper No: GTP-22-1343
https://doi.org/10.1115/1.4056309
Published Online: January 10, 2023
View Article titled, Short-Time Creep Deformation of the Coarse-Grained Nickel-Base Alloy 247 and Its Implications on the High-Cycle Fatigue Behavior
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Topics: Creep, Damage, Fracture (Materials), High cycle fatigue, Stress, Grain boundaries, Alloys, Fracture (Process), Nickel
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

Accelerated Creep Test Qualification of Creep-Resistance Using the Wilshire–Cano–Stewart Constitutive Model and Stepped Isostress Method

Jaime A. Cano, 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): 011016.
Paper No: GTP-21-1349
https://doi.org/10.1115/1.4052205
Published Online: October 18, 2021
View Article titled, Accelerated Creep Test Qualification of Creep-Resistance Using the Wilshire–Cano–Stewart Constitutive Model and Stepped Isostress Method
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Topics: Creep, Rupture, Stress, Temperature, Damage, Calibration
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

Evaluation of the Creep Strength of 9Cr-1Mo-V and 1Cr-1Mo-1/4V Castings and Weldments Using Accelerated Creep Testing

Scot J. Laney
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2021, 143(6): 061028.
Paper No: GTP-20-1412
https://doi.org/10.1115/1.4048976
Published Online: March 31, 2021
View Article titled, Evaluation of the Creep Strength of 9Cr-1Mo-V and 1Cr-1Mo-1/4V Castings and Weldments Using Accelerated Creep Testing
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Topics: Creep, Metals, Relaxation (Physics), Stress, Temperature, Testing, Fracture (Process), Rupture, Welding, Heat
Journal Articles

Tradeoff Assessments for Part Load Controlled Cooling Air in Stationary Gas Turbines

Dominik Woelki, Dieter Peitsch
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2020, 142(10): 101008.
Paper No: GTP-20-1426
https://doi.org/10.1115/1.4048452
Published Online: September 25, 2020
View Article titled, Tradeoff Assessments for Part Load Controlled Cooling Air in Stationary Gas Turbines
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Topics: Blades, Combined cycles, Cooling, Corrosion, Creep, Emissions, Flow (Dynamics), Gas turbines, Stress, Temperature
Journal Articles

A Model-Guided Neural Network for the Prediction of Creep Behavior Under in-Service Conditions

Hui Hong, Zhenwei Cai, Han Wang, Weizhe Wang, Yingzheng Liu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2020, 142(7): 071008.
Paper No: GTP-20-1053
https://doi.org/10.1115/1.4047281
Published Online: June 30, 2020
View Article titled, A Model-Guided Neural Network for the Prediction of Creep Behavior Under in-Service Conditions
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Topics: Artificial neural networks, Creep, Physics, Stress