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Journal Articles

Sensitivity Analysis of the Static and Rotordynamic Characteristics on Geometric Parameters for a Supercritical Carbon Dioxide Hole-Pattern Damper Seal

Zhigang Li, Zihan Zhang, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2025, 147(1): 011005.
Paper No: GTP-24-1148
https://doi.org/10.1115/1.4066287
Published Online: September 13, 2024
View Article titled, Sensitivity Analysis of the Static and Rotordynamic Characteristics on Geometric Parameters for a Supercritical Carbon Dioxide Hole-Pattern Damper Seal
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Topics: Cavities, Computer simulation, Dampers, Damping, Design, Fluids, Leakage, Leakage flows, Numerical analysis, Rotors
Journal Articles

Dynamic Response of a Rotor Supported On Hybrid Bearings in Air, Water, and Liquid Nitrogen: Measurements and Comparisons to Predictions

Accepted Manuscript
Howon Yi, Kyuman Kim, Hyunsung Jung, Keun Ryu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1501
https://doi.org/10.1115/1.4066539
Published Online: September 13, 2024
View Article titled, Dynamic Response of a Rotor Supported On Hybrid Bearings in Air, Water, and Liquid Nitrogen: Measurements and Comparisons to Predictions
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Topics: Bearings, Dynamic response, Nitrogen, Rotors, Water, Fluids, Rocket engines, Fluid films, Bearing design, Databases
Journal Articles

Aerodynamic Feasibility Investigation of the Novel Experimental Rig On Turbine Blade Tip with High Relative Motion

Accepted Manuscript
Xu Peng, Hongmei Jiang, Shaopeng Lu, Ziyang Zhang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1203
https://doi.org/10.1115/1.4066534
Published Online: September 13, 2024
View Article titled, Aerodynamic Feasibility Investigation of the Novel Experimental Rig On Turbine Blade Tip with High Relative Motion
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Topics: Belts, Cascades (Fluid dynamics), Computational fluid dynamics, Design, Disks, Exterior walls, Flow (Dynamics), Leakage, Mach number, Pressure
Journal Articles

Uncertainty Quantification of Compressor Performance Affected by Data-Driven Blade Geometric Deviations

Tianyuan Ji, Wuli Chu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2024, 146(12): 121016.
Paper No: GTP-24-1208
https://doi.org/10.1115/1.4066231
Published Online: September 6, 2024
View Article titled, Uncertainty Quantification of Compressor Performance Affected by Data-Driven Blade Geometric Deviations
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Topics: Blades, Compressors, Flow (Dynamics), Uncertainty quantification, Rotors, Pressure, Polynomials
Journal Articles

Experimental Investigation on Leakage and Frictional Heat Generation Characteristics of Low Hysteresis Brush Seals

Accepted Manuscript
Pengfei Li, Yaping Hu, Yuhang Hou, Honghu Ji
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1095
https://doi.org/10.1115/1.4066347
Published Online: August 26, 2024
View Article titled, Experimental Investigation on Leakage and Frictional Heat Generation Characteristics of Low Hysteresis Brush Seals
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Topics: Heat, Leakage, Temperature, High temperature, Pressure, Service life (Equipment), Friction, High pressure (Physics), Rotors, Sealing (Process)
Journal Articles

A High-Speed, High-Temperature, Micro-Cantilever Steam Turbine for Hot Syngas Compression in Small-Scale Combined Heat and Power

Accepted Manuscript
Victoria He, Jan Van herle, Jürg Schiffmann
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1515
https://doi.org/10.1115/1.4066355
Published Online: August 26, 2024
View Article titled, A High-Speed, High-Temperature, Micro-Cantilever Steam Turbine for Hot Syngas Compression in Small-Scale Combined Heat and Power
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Topics: Combined heat and power, Compression, High temperature, Microcantilevers, Steam turbines, Syngas, Design, Turbines, Cantilevers, Compressors
Journal Articles

Analysis And Optimization of The Fatigue Damage Accumulation Under Transient Vibrations of Mistuned Bladed Disks

Accepted Manuscript
Jing Tong, Chaoping Zang, Evgeny Petrov
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1371
https://doi.org/10.1115/1.4066290
Published Online: August 21, 2024
View Article titled, Analysis And Optimization of The Fatigue Damage Accumulation Under Transient Vibrations of Mistuned Bladed Disks
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Topics: Bladed disks, Fatigue damage, Optimization, Transients (Dynamics), Vibration, Stress, Rotation, Accounting, Blades, Computers
Journal Articles

Assessment of Rotordynamic Characteristics for Two Types of Damper Seals Operating in a Steam Turbine

Accepted Manuscript
Zhigang Li, Zihan Zhang, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1370
https://doi.org/10.1115/1.4066295
Published Online: August 21, 2024
View Article titled, Assessment of Rotordynamic Characteristics for Two Types of Damper Seals Operating in a Steam Turbine
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Topics: Dampers, Steam turbines, Damping, Rotors, Brakes, Cavities, Clearances (Engineering), Computational fluid dynamics, Machinery, Pistons
Journal Articles

Numerical Analysis and Design of New Exhaust Section Downstream of Constant Volume Combustor

Accepted Manuscript
Panagiotis Gallis, Daniela Misul, Bastien Boust, Marc Bellenoue, Simone Salvadori
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1417
https://doi.org/10.1115/1.4066253
Published Online: August 19, 2024
View Article titled, Numerical Analysis and Design of New Exhaust Section Downstream of Constant Volume Combustor
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Topics: Combustion chambers, Design, Exhaust systems, Numerical analysis, Pressure, Cycles, Ducts, Oscillations, Combustion, Computational fluid dynamics
Journal Articles

Reverse Thrust Aerodynamics of Variable Pitch Fans with Inlet Distortion

Accepted Manuscript
Kwun Yeung Ma, Cesare A. Hall, Tianhou Wang, Tim S. Williams
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1433
https://doi.org/10.1115/1.4066254
Published Online: August 19, 2024
View Article titled, Reverse Thrust Aerodynamics of Variable Pitch Fans with Inlet Distortion
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Topics: Aerodynamics, Fans, Thrust, Engines, Flow (Dynamics), Ducts, Inflow, Rotors, Blades, Cascades (Fluid dynamics)
Journal Articles

Numerical Investigations of Flows and Heat Transfer in Turbine Disk Cavities

Jean-Hugues Beaux, Julian Girardeau, Sofiane Khelladi, Michael Deligant, Christelle Perilhon
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101016.
Paper No: GTP-24-1184
https://doi.org/10.1115/1.4065632
Published Online: June 18, 2024
View Article titled, Numerical Investigations of Flows and Heat Transfer in Turbine Disk Cavities
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Topics: Cavities, Cooling, Disks, Flow (Dynamics), Metals, Rotors, Stators, Temperature, Turbines, Heat transfer
Journal Articles

Dynamic Modeling and Experimental Modal Analysis for the Central Rod-Fastened Rotor With Hirth Couplings Based on Fractal Contact Theory

Gancai Huang, Chao Liu, Dongxiang Jiang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101015.
Paper No: GTP-24-1061
https://doi.org/10.1115/1.4065672
Published Online: June 18, 2024
View Article titled, Dynamic Modeling and Experimental Modal Analysis for the Central Rod-Fastened Rotor With Hirth Couplings Based on Fractal Contact Theory
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Topics: Couplings, Fractals, Rotors, Stiffness, Surface roughness, Testing, Dynamic modeling, Shapes
Journal Articles

Application of Numerical Bifurcation Tracking Strategy to Blade-Tip/Casing Interactions in Aircraft Engines

Clément Delbé, Yann Colaïtis, Alain Batailly
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101012.
Paper No: GTP-23-1450
https://doi.org/10.1115/1.4065363
Published Online: May 21, 2024
View Article titled, Application of Numerical Bifurcation Tracking Strategy to Blade-Tip/Casing Interactions in Aircraft Engines
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Topics: Bifurcation, Blades, Rotors
Journal Articles

Multidisciplinary Design Methodology for Micro-Gas-Turbines—Part I: Reduced Order Component Design and Modeling

Lukas Badum, Felix Schirrecker, Beni Cukurel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101001.
Paper No: GTP-23-1652
https://doi.org/10.1115/1.4064825
Published Online: April 12, 2024
View Article titled, Multidisciplinary Design Methodology for Micro-Gas-Turbines—Part I: Reduced Order Component Design and Modeling
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Topics: Combustion chambers, Compressors, Design, Flow (Dynamics), Generators, Rotors, Turbines, Design methodology, Computational fluid dynamics, Blades
Journal Articles

Multidisciplinary Design Methodology for Micro-Gas-Turbines—Part II: System Analysis and Optimization

Lukas Badum, Beni Cukurel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101002.
Paper No: GTP-23-1653
https://doi.org/10.1115/1.4064826
Published Online: April 12, 2024
View Article titled, Multidisciplinary Design Methodology for Micro-Gas-Turbines—Part II: System Analysis and Optimization
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Topics: Bearings, Compressors, Design, Generators, Rotors, Temperature, Turbines, Heat transfer, Stress, Optimization
Journal Articles

Dynamic Performance of Liquid Smooth Annular Seal Operating in the Transition Regime

Seung Hyeop Hyun, Adolfo Delgado
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091019.
Paper No: GTP-24-1015
https://doi.org/10.1115/1.4064805
Published Online: April 4, 2024
View Article titled, Dynamic Performance of Liquid Smooth Annular Seal Operating in the Transition Regime
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Topics: Damping, Flow (Dynamics), Pressure, Reynolds number, Rotors, Stiffness, Leakage
Journal Articles

A Combined Experimental and Turbulence-Resolved Modeling Approach for Aeroengine Turbine Rim Seals

Simon Vella, Peter Darby, Mauro Carnevale, James A. Scobie, Gary D. Lock, Clément Jarrossay, Francesco Salvatori, Damien Bonneau, Carl M. Sangan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2024, 146(8): 081020.
Paper No: GTP-23-1656
https://doi.org/10.1115/1.4064803
Published Online: March 22, 2024
View Article titled, A Combined Experimental and Turbulence-Resolved Modeling Approach for Aeroengine Turbine Rim Seals
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Topics: Computation, Flow (Dynamics), Leakage flows, Rotors, Stators, Turbines, Turbulence, Wheels, Modeling, Pressure
Journal Articles

Effect of Rim Seal Geometry on Rotationally-Driven Ingestion

Shaun Burden, John W. Chew, Feng Gao, Olaf Marxen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091013.
Paper No: GTP-24-1012
https://doi.org/10.1115/1.4064730
Published Online: March 20, 2024
View Article titled, Effect of Rim Seal Geometry on Rotationally-Driven Ingestion
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Topics: Clearances (Engineering), Flow (Dynamics), Geometry, Modeling, Sealing (Process), Turbulence, Computational fluid dynamics, Cavities, Large eddy simulation, Turbines
Journal Articles

Rework and Repair Options for Steam Turbine Components Subject to Flexible Operation

Frank Biesinger, Huascar Lorini, Ritesh Shah
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2024, 146(8): 081011.
Paper No: GTP-23-1570
https://doi.org/10.1115/1.4063835
Published Online: February 8, 2024
View Article titled, Rework and Repair Options for Steam Turbine Components Subject to Flexible Operation
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Topics: Maintenance, Steam turbines, Fracture (Materials), Rotors
Journal Articles

Integrally Bladed Rotor Modal Identification Under Traveling Wave Excitation With High Density Measurement Points

Joseph A. Beck, Jeffrey M. Brown, Daniel L. Gillaugh
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2024, 146(8): 081013.
Paper No: GTP-23-1608
https://doi.org/10.1115/1.4064192
Published Online: February 8, 2024
View Article titled, Integrally Bladed Rotor Modal Identification Under Traveling Wave Excitation With High Density Measurement Points
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Topics: Algorithms, Blades, Excitation, Mode shapes, Spectral energy distribution, Traveling waves, Rotors, System identification, Testing