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Journal Articles

The Manufacturing and Experimental Validation of a Nickel Superalloy Double-Wall, Effusion Test Specimen

Accepted Manuscript
Alexander Murray, Peter Ireland, Nick Green, Michael Wickins, Richard Hood, Janendra Telisinghe
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1326
https://doi.org/10.1115/1.4063448
Published Online: September 16, 2023
View Article titled, The Manufacturing and Experimental Validation of a Nickel Superalloy Double-Wall, Effusion Test Specimen
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Topics: Manufacturing, Nickel, Superalloys, Cooling, Combustion chambers, Crystals, Film cooling, Firing, Flat plates, High pressure (Physics)
Journal Articles

Ceramic and Metal Additive Manufacturing of Monolithic Rotors From Sialon and Inconel and Comparison of Aerodynamic Performance for 300W Scale Microturbines

Accepted Manuscript
Lukas Badum, Thomas Prochaska, Martin Schwentenwein, Beni Cukurel
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1404
https://doi.org/10.1115/1.4063421
Published Online: September 12, 2023
View Article titled, Ceramic and Metal Additive Manufacturing of Monolithic Rotors From Sialon and Inconel and Comparison of Aerodynamic Performance for 300W Scale Microturbines
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Topics: Additive manufacturing, Ceramics, Metals, Microturbines, Rotors, Compressors, Pressure, Turbomachinery, Geometry, Manufacturing
Journal Articles

Turbine Blade Endwall Heat Transfer And Film Cooling Performance With Multi-Gap Jets And Film Holes

Accepted Manuscript
Bo Bai, Zhiyu Li, Mingyang Hao, Yuanyuan Li, Kaiyuan Zhang, Zhigang Li, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1137
https://doi.org/10.1115/1.4063373
Published Online: September 8, 2023
View Article titled, Turbine Blade Endwall Heat Transfer And Film Cooling Performance With Multi-Gap Jets And Film Holes
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Topics: Film cooling, Heat transfer, Jets, Turbine blades, Flow (Dynamics), Blades, Manufacturing, Cascades (Fluid dynamics), Cavities, Coolants
Journal Articles

Mechanical Behavior of Variable Nozzle Guide Vane Systems Based on Full-Scale Testing

Giuseppe Macoretta, Bernardo Disma Monelli, Paolo Neri, Federico Bucciarelli, Enrico Giusti, Damaso Checcacci, Gianfranco Maffulli
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051021.
Paper No: GTP-22-1510
https://doi.org/10.1115/1.4056129
Published Online: January 10, 2023
View Article titled, Mechanical Behavior of Variable Nozzle Guide Vane Systems Based on Full-Scale Testing
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Topics: Blades, Bushings, Friction, Nozzle guide vanes, Testing, Stress, Manufacturing, Modal analysis, Finite element model
Journal Articles

Next Generation Air Plasma Spray Porous Thermal Barrier Coatings for Gas Turbine Combustors

Nagaraja Rudrapatna, Bradley Lutz, Harry Kington
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041004.
Paper No: GTP-22-1413
https://doi.org/10.1115/1.4055919
Published Online: December 8, 2022
View Article titled, Next Generation Air Plasma Spray Porous Thermal Barrier Coatings for Gas Turbine Combustors
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Topics: Coating processes, Coatings, Combustion chambers, Cycles, Gas turbines, Manufacturing, Plasmas (Ionized gases), Sprays, Stability, Temperature
Journal Articles

Fused Deposition Modeling Fabrication Evaluation of a Ti-6Al-4V Centrifugal Compressor

Justin Warner, Dino Celli, Onome Scott-Emuakpor, Tommy George, Trevor Tomlin
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031008.
Paper No: GTP-22-1456
https://doi.org/10.1115/1.4055582
Published Online: December 5, 2022
View Article titled, Fused Deposition Modeling Fabrication Evaluation of a Ti-6Al-4V Centrifugal Compressor
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Topics: Compressors, Manufacturing, Modeling, Titanium alloys, Printing, Metals, Computerized tomography, Microscopes, Temperature, Particulate matter
Journal Articles

Design Methodology and Concept Demonstration of Preassembled Additively Manufactured Turbomachinery Systems: Case Study of Turbocharger Based Medical Ventilators

Acar Çelik, David Linsky, Ron Miezner, Alex Kleiman, Boris Leizeronok, Michael Palman, Sercan Acarer, Beni Cukurel
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2022, 144(12): 121010.
Paper No: GTP-22-1353
https://doi.org/10.1115/1.4055461
Published Online: October 7, 2022
View Article titled, Design Methodology and Concept Demonstration of Preassembled Additively Manufactured Turbomachinery Systems: Case Study of Turbocharger Based Medical Ventilators
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Topics: Additive manufacturing, Bearings, Biomedicine, Design, Flow (Dynamics), Hydrostatics, Pressure, Turbines, Turbomachinery, Manufacturing
Journal Articles

Knowledge-Based Process Design Optimization in Blisk Manufacturing

Markus Landwehr, Philipp Ganser, Georg Vinogradov, Thomas Bergs
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2022, 144(11): 111011.
Paper No: GTP-22-1309
https://doi.org/10.1115/1.4055496
Published Online: September 21, 2022
View Article titled, Knowledge-Based Process Design Optimization in Blisk Manufacturing
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Topics: Blades, Manufacturing, Optimization, Process design, Finishing, Machining, Turbomachinery, Deflection
Journal Articles

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

Leonardo Urbiola-Soto, Paolo Pennacchi
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2022, 144(8): 081009.
Paper No: GTP-22-1010
https://doi.org/10.1115/1.4054606
Published Online: June 20, 2022
View Article titled, Rotor Stability Effects of Tilting Pad Journal Bearings With Assembled Clearance Asymmetry
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Topics: Bearings, Clearances (Engineering), Rotors, Stability, Stiffness, Shells, Journal bearings, American Petroleum Institute, Manufacturing
Journal Articles

Determining the Influence of Casing Vibrational Behavior on Rotordynamics

Mona Amer, Martin Paehr, Lars Panning-von Scheidt, Joerg R. Seume, Joachim Schmied
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2022, 144(5): 051012.
Paper No: GTP-21-1556
https://doi.org/10.1115/1.4053123
Published Online: February 21, 2022
View Article titled, Determining the Influence of Casing Vibrational Behavior on Rotordynamics
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Topics: Bearings, Compressors, Computer simulation, Damping, Excitation, Manufacturing, Modal analysis, Modeling, Rotordynamics, Rotors
Journal Articles

Virtual Gas Turbines Part I: A Top-Down Geometry Modeling Environment for Turbomachinery Application

Davendu Kulkarni, Gan Lu, Feng Wang, Luca di Mare
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2022, 144(3): 031010.
Paper No: GTP-21-1409
https://doi.org/10.1115/1.4052560
Published Online: December 9, 2021
View Article titled, Virtual Gas Turbines Part I: A Top-Down Geometry Modeling Environment for Turbomachinery Application
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Topics: Geometry, Turbomachinery, Design, Modeling, Engines, Manufacturing, Gas turbines
Journal Articles

Knowledge-Based Adaptation of Product and Process Design in Blisk Manufacturing

Philipp Ganser, Markus Landwehr, Sven Schiller, Christopher Vahl, Sebastian Mayer, Thomas Bergs
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2022, 144(1): 011023.
Paper No: GTP-21-1394
https://doi.org/10.1115/1.4052029
Published Online: October 20, 2021
View Article titled, Knowledge-Based Adaptation of Product and Process Design in Blisk Manufacturing
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Topics: Manufacturing, Process design, Optimization, Blades
Journal Articles

Integrally Bladed Rotor Mistuning Identification and Model Updating Using Geometric Mistuning Models

Joseph A. Beck, Jeffrey M. Brown, Daniel L. Gillaugh, Emily B. Carper, Alex A. Kaszynski
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121012.
Paper No: GTP-20-1576
https://doi.org/10.1115/1.4051111
Published Online: October 12, 2021
View Article titled, Integrally Bladed Rotor Mistuning Identification and Model Updating Using Geometric Mistuning Models
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Topics: Algorithms, Approximation, Blades, Eigenvalues, Elastic moduli, Errors, Excitation, Finite element model, Geometry, Materials properties
Journal Articles

Influence of Manufacturing Variation on the Dynamic and Tribological Performance of Tilting Pad Journal Bearings

Leonardo Urbiola-Soto
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2021, 143(6): 061017.
Paper No: GTP-20-1254
https://doi.org/10.1115/1.4049205
Published Online: March 31, 2021
View Article titled, Influence of Manufacturing Variation on the Dynamic and Tribological Performance of Tilting Pad Journal Bearings
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Topics: Bearings, Clearances (Engineering), Design, Manufacturing, Pressure, Shells, Tribology, Journal bearings, Transfer functions, Temperature
Journal Articles

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

Alwin Förster, Lars Panning-von Scheidt, Jörg Wallaschek
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051005.
Paper No: GTP-20-1396
https://doi.org/10.1115/1.4048407
Published Online: March 11, 2021
View Article titled, Equivalent Linearization of Bladed Disk Assemblies With Friction Nonlinearities Under Random Excitation
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Topics: Coulombs, Disks, Excitation, Friction, Manufacturing, Random excitation, Displacement, Errors, Energy dissipation, Turbomachinery
Journal Articles

A Multifidelity Aero-Thermal Design Approach for Secondary Air Systems

Dario Amirante, Paolo Adami, Nicholas J. Hills
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2021, 143(3): 031012.
Paper No: GTP-20-1650
https://doi.org/10.1115/1.4049406
Published Online: February 9, 2021
View Article titled, A Multifidelity Aero-Thermal Design Approach for Secondary Air Systems
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Topics: Cavities, Design, Disks, Flow (Dynamics), Fluids, Metals, Pressure, Simulation, Temperature, Turbines
Journal Articles

On the Leakage and Dynamic Force Coefficients of a Novel Stepped Shaft Pocket Damper Seal: Experimental and Numerical Verification

Jing Yang, Luis San Andrés, Xueliang Lu
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2021, 143(3): 031002.
Paper No: GTP-20-1432
https://doi.org/10.1115/1.4048459
Published Online: February 8, 2021
View Article titled, On the Leakage and Dynamic Force Coefficients of a Novel Stepped Shaft Pocket Damper Seal: Experimental and Numerical Verification
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Topics: Clearances (Engineering), Computational fluid dynamics, Dampers, Damping, Leakage, Pressure, Rotors, Manufacturing, Flow (Dynamics), Stiffness
Journal Articles

Analysis of Leaf Seal Leakage Performance Under the Influence of Manufacturing Variations Using Experiment and Computational Fluid Dynamics

Clemens Griebel
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2020, 142(12): 121009.
Paper No: GTP-20-1063
https://doi.org/10.1115/1.4047369
Published Online: November 30, 2020
View Article titled, Analysis of Leaf Seal Leakage Performance Under the Influence of Manufacturing Variations Using Experiment and Computational Fluid Dynamics
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Topics: Clearances (Engineering), Computational fluid dynamics, Design, Geometry, Leakage, Manufacturing, Pressure, Rotors, Flow (Dynamics), Porous materials
Journal Articles

Review of Geometric Uncertainty Quantification in Gas Turbines

Junying Wang, Xinqian Zheng
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Review Articles
J. Eng. Gas Turbines Power. July 2020, 142(7): 070801.
Paper No: GTP-19-1561
https://doi.org/10.1115/1.4047179
Published Online: June 30, 2020
View Article titled, Review of Geometric Uncertainty Quantification in Gas Turbines
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Topics: Blades, Compressors, Gas turbines, Manufacturing, Turbines, Uncertainty, Uncertainty quantification, Surface roughness
Journal Articles

Evaluation of Critical Crack Orientations and Crack Growth Analysis in Compressor Blade Root Subjected to Fatigue

K. Ramesh, Muktai Thomre
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2020, 142(4): 041022.
Paper No: GTP-19-1432
https://doi.org/10.1115/1.4045712
Published Online: February 14, 2020
View Article titled, Evaluation of Critical Crack Orientations and Crack Growth Analysis in Compressor Blade Root Subjected to Fatigue
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Topics: Fracture (Materials), Manufacturing, Stress, Blades