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Journal Articles

Performance Optimization of an Axial Compressor Using a Novel Multi-Fidelity Surrogate Model Based on Flow Field Extraction

Accepted Manuscript
Yitong Liu, Wuqi Gong, Ya Li, Yitian Wang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1395
https://doi.org/10.1115/1.4067220
Published Online: November 22, 2024
View Article titled, Performance Optimization of an Axial Compressor Using a Novel Multi-Fidelity Surrogate Model Based on Flow Field Extraction
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Topics: Compressors, Flow (Dynamics), Optimization, Blades, Rotors, Construction, Design, Numerical analysis, Optimization algorithms, Pressure
Journal Articles

Blade Excitation Alleviation of a Nozzleless Radial Turbine by Casing Treatment Based on Reduced Order Mode

Accepted Manuscript
Mingyang Yang, Zhaokai Lu, Wataru Sato, Teppei Kuwata
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1559
https://doi.org/10.1115/1.4067064
Published Online: November 2, 2024
View Article titled, Blade Excitation Alleviation of a Nozzleless Radial Turbine by Casing Treatment Based on Reduced Order Mode
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Topics: Blades, Excitation, Turbines, Vibration, High cycle fatigue, High pressure (Physics), Pressure, Displacement, Failure, Flow (Dynamics)
Journal Articles

A Wide-Bandwidth and High-Resolution Identification Method for the Dynamic Characteristics of Annular Gas Seals Using Hilbert Transform

Tianhao Wang, Zhigang Li, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2025, 147(2): 021024.
Paper No: GTP-24-1657
https://doi.org/10.1115/1.4066718
Published Online: October 25, 2024
View Article titled, A Wide-Bandwidth and High-Resolution Identification Method for the Dynamic Characteristics of Annular Gas Seals Using Hilbert Transform
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Topics: Excitation, Resolution (Optics), Rotors, Signals, Whirls, Computational fluid dynamics, Simulation, Errors, Numerical analysis
Journal Articles

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

Panagiotis Gallis, Daniela Anna 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. February 2025, 147(2): 021010.
Paper No: GTP-24-1417
https://doi.org/10.1115/1.4066253
Published Online: September 26, 2024
View Article titled, Numerical Analysis and Design of New Exhaust Section Downstream of Constant Volume Combustor
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Topics: Cycles, Design, Ducts, Exhaust systems, Flow (Dynamics), Pressure, Combustion chambers, Numerical analysis, Oscillations, Boundary-value problems
Journal Articles

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

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. February 2025, 147(2): 021005.
Paper No: GTP-24-1370
https://doi.org/10.1115/1.4066295
Published Online: September 26, 2024
View Article titled, Assessment of Rotordynamic Characteristics for Two Types of Damper Seals Operating in a Steam Turbine
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Topics: Brakes, Dampers, Damping, Fluids, Rotors, Steam turbines, Stiffness, Whirls, Cavities, Pressure
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

Numerical Analysis of High Frequency Transverse Instabilities in a Can-Type Combustor

Sandeep Jella, Marc Füri, Vasilis Katsapis
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101010.
Paper No: GTP-23-1352
https://doi.org/10.1115/1.4065346
Published Online: May 13, 2024
View Article titled, Numerical Analysis of High Frequency Transverse Instabilities in a Can-Type Combustor
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Topics: Acoustics, Combustion, Combustion chambers, Dynamics (Mechanics), Flames, Large eddy simulation, Pressure, Spectra (Spectroscopy), Spin (Aerodynamics), Spinning (Textile)
Journal Articles

Influence of Gap Shape on Flow Characteristics of Highly Loaded Compressor Tandem Cascades

Xiaochen Mao, Yingchen Jiao, Hao Cheng, Botao Zhang, Bo Liu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091016.
Paper No: GTP-23-1583
https://doi.org/10.1115/1.4065019
Published Online: April 4, 2024
View Article titled, Influence of Gap Shape on Flow Characteristics of Highly Loaded Compressor Tandem Cascades
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Topics: Blades, Cascades (Fluid dynamics), Corners (Structural elements), Flow (Dynamics), Design, Shapes, Numerical analysis, Compressors, Stress
Journal Articles

Radiant Thermal Test System for Turbine Blades Using a Novel Pattern Search Algorithm

Haonan Jiang, Xiaochao Jin, Linchuan Liu, Xinkuo Ji, Xueling Fan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2023, 145(12): 121015.
Paper No: GTP-23-1112
https://doi.org/10.1115/1.4063527
Published Online: October 26, 2023
View Article titled, Radiant Thermal Test System for Turbine Blades Using a Novel Pattern Search Algorithm
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Topics: Algorithms, Blades, Design, Heat flux, Heating, Quartz, Temperature, Numerical analysis, Monte Carlo methods, Turbine blades
Journal Articles

A Correction Method for the Effects of Reynolds Number, Roughness, and Tip Clearance on Geometric Scaling of Axial Compressors

Yitong Liu, Wuqi Gong, Lu Liang, Qi Wang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2023, 145(10): 101004.
Paper No: GTP-23-1107
https://doi.org/10.1115/1.4063229
Published Online: August 31, 2023
View Article titled, A Correction Method for the Effects of Reynolds Number, Roughness, and Tip Clearance on Geometric Scaling of Axial Compressors
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Topics: Clearances (Engineering), Compressors, Engineering prototypes, Reynolds number, Surface roughness, Numerical analysis, Test facilities, Flow (Dynamics), Computational fluid dynamics, Pressure
Journal Articles

Numerical Investigation on the Leakage and Rotordynamic Characteristics for a Hole-Pattern Seal in Wet-Gas Conditions

Zhi Fang, Zhigang Li, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2023, 145(6): 061003.
Paper No: GTP-22-1241
https://doi.org/10.1115/1.4056310
Published Online: January 13, 2023
View Article titled, Numerical Investigation on the Leakage and Rotordynamic Characteristics for a Hole-Pattern Seal in Wet-Gas Conditions
Open the PDF for Numerical Investigation on the Leakage and Rotordynamic Characteristics for a Hole-Pattern Seal in Wet-Gas Conditions in another window
Topics: Damping, Leakage, Numerical analysis, Pressure, Rotors, Stiffness, Clearances (Engineering), Leakage flows, Cavities, Oscillating frequencies
Journal Articles

Numerical Investigations on Gas Ingestion Mechanism Based on Flow Instabilities in Rim Seal and Cooling Characteristics of Endwall in a 1.5-Stage Axial Turbine

Qingfeng Cong, Kaiyuan Zhang, Zhigang Li, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051001.
Paper No: GTP-22-1158
https://doi.org/10.1115/1.4055826
Published Online: December 20, 2022
View Article titled, Numerical Investigations on Gas Ingestion Mechanism Based on Flow Instabilities in Rim Seal and Cooling Characteristics of Endwall in a 1.5-Stage Axial Turbine
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Topics: Blades, Cavities, Clearances (Engineering), Cooling, Disks, Film cooling, Flow (Dynamics), Rotors, Sealants, Sealing (Process)
Journal Articles

A Comparison of Static and Rotordynamic Characteristics for Three Types of Impeller Front Seals in a Liquid Oxygen Turbopump

Zhihong Jin, Kai Mao, Zhigang Li, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031025.
Paper No: GTP-22-1247
https://doi.org/10.1115/1.4055351
Published Online: December 8, 2022
View Article titled, A Comparison of Static and Rotordynamic Characteristics for Three Types of Impeller Front Seals in a Liquid Oxygen Turbopump
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Topics: Damping, Impellers, Leakage, Oxygen, Rotors, Sealing (Process), Stators, Stiffness, Stress, Whirls
Journal Articles

Performance Investigation of a Bladeless Air Compressor

Ravi Nath Tiwari, Federico Reggio, Avinash Renuke, Matteo Pascenti, Alberto Traverso, Mario Luigi Ferrari
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2022, 144(9): 091008.
Paper No: GTP-22-1147
https://doi.org/10.1115/1.4054945
Published Online: August 16, 2022
View Article titled, Performance Investigation of a Bladeless Air Compressor
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Topics: Compressors, Diffusers, Disks, Flow (Dynamics), Pressure, Rotors, Design, Numerical analysis, Leakage, Engineering prototypes
Journal Articles

Static and Rotordynamic Characteristics for Two Types of Novel Hole-Pattern Seals Operating in Supercritical CO 2 Turbomachinery

Zhigang Li, Zhuocong Li, Jun Li, Zhenping Feng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2022, 144(7): 071006.
Paper No: GTP-21-1636
https://doi.org/10.1115/1.4054374
Published Online: May 20, 2022
View Article titled, Static and Rotordynamic Characteristics for Two Types of Novel Hole-Pattern Seals Operating in Supercritical CO 2 Turbomachinery
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Topics: Brakes, Cavities, Clearances (Engineering), Dampers, Damping, Fluids, Pressure, Rotors, Stiffness, Supercritical carbon dioxide
Journal Articles

Rotordynamic Characteristics of a Novel Labyrinth Seal With Swirl Brakes at Seal Entrance and Cavity

Wensong Xue, Zhi Fang, Zhigang Li, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2022, 144(5): 051017.
Paper No: GTP-21-1639
https://doi.org/10.1115/1.4053706
Published Online: February 21, 2022
View Article titled, Rotordynamic Characteristics of a Novel Labyrinth Seal With Swirl Brakes at Seal Entrance and Cavity
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Topics: Brakes, Cavities, Damping, Design, Numerical analysis, Rotors, Stiffness, Whirls, Fluids, Pressure
Journal Articles

Numerical Methods for Calculating Component Modes for Geometric Mistuning Reduced-Order Models

Joseph A. Beck, Jeffrey M. Brown, Alex A. Kaszynski, Daniel L. Gillaugh
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2022, 144(3): 031006.
Paper No: GTP-21-1487
https://doi.org/10.1115/1.4052427
Published Online: December 7, 2021
View Article titled, Numerical Methods for Calculating Component Modes for Geometric Mistuning Reduced-Order Models
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Topics: Algorithms, Density, Errors, Finite element model, Geometry, Numerical analysis, Storage, Stiffness, Parallel processing
Journal Articles

Near Tip Loss Control With a Winglet Baffle Cavity Tip in a Turbine Cascade

Li Li, Dengyu Jiang, Chao Zhou, Hualing Luo, Weitao Hou, Qiyue Chang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2021, 143(10): 101007.
Paper No: GTP-20-1536
https://doi.org/10.1115/1.4050632
Published Online: August 9, 2021
View Article titled, Near Tip Loss Control With a Winglet Baffle Cavity Tip in a Turbine Cascade
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Topics: Cascades (Fluid dynamics), Cavities, Computational fluid dynamics, Flow (Dynamics), Leakage, Pressure, Vortices, Blades, Leakage flows, Suction
Journal Articles

Leakage and Rotordynamic Characteristics for Three Types of Annular Gas Seals Operating in Supercritical CO 2 Turbomachinery

Zhigang Li, Zhuocong Li, Jun Li, Zhenping Feng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2021, 143(10): 101002.
Paper No: GTP-21-1024
https://doi.org/10.1115/1.4051104
Published Online: June 17, 2021
View Article titled, Leakage and Rotordynamic Characteristics for Three Types of Annular Gas Seals Operating in Supercritical CO 2 Turbomachinery
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Topics: Brakes, Cavities, Dampers, Damping, Fluids, Leakage, Pressure, Rotors, Stiffness, Supercritical carbon dioxide
Journal Articles

Static and Rotordynamic Characteristics for Two Types of Novel Mixed Liquid Damper Seals With Hole-Pattern/Pocket-Textured Stator and Helically Grooved Rotor

Zhigang Li, Zhi Fang, Jun Li, Zhenping Feng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2021, 143(4): 041019.
Paper No: GTP-20-1726
https://doi.org/10.1115/1.4049890
Published Online: February 26, 2021
View Article titled, Static and Rotordynamic Characteristics for Two Types of Novel Mixed Liquid Damper Seals With Hole-Pattern/Pocket-Textured Stator and Helically Grooved Rotor
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Topics: Dampers, Drag (Fluid dynamics), Fluids, Leakage, Rotors, Stators, Stiffness, Damping, Numerical analysis, Flow (Dynamics)