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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

Optimization of Smooth Straight-Through Labyrinth Seal Based on Xgboost and Improved GA

Accepted Manuscript
Hao Liu, Guoqing Li, Chenyang Kang, Yunhong Ruan, Ruofan Wang, Xingen Lu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1504
https://doi.org/10.1115/1.4066357
Published Online: August 26, 2024
View Article titled, Optimization of Smooth Straight-Through Labyrinth Seal Based on Xgboost and Improved GA
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Topics: Optimization, Sealing (Process), Aircraft engines, Flow (Dynamics), Genetic algorithms, Leakage, Pressure
Journal Articles

Large-Eddy Simulation Study of Flow and Combustion Dynamics in a Full-Scale Hydrogen-Air Rotating Detonation Combustor-Stator Integrated System

Accepted Manuscript
Pinaki Pal, James Braun, Yiqing Wang, Venkat Athmanathan, Guillermo Paniagua, Terrence Meyer
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1423
https://doi.org/10.1115/1.4066365
Published Online: August 26, 2024
View Article titled, Large-Eddy Simulation Study of Flow and Combustion Dynamics in a Full-Scale Hydrogen-Air Rotating Detonation Combustor-Stator Integrated System
Open the PDF for Large-Eddy Simulation Study of Flow and Combustion Dynamics in a Full-Scale Hydrogen-Air Rotating Detonation Combustor-Stator Integrated System in another window
Topics: Combustion, Combustion chambers, Dynamics (Mechanics), Explosions, Flow (Dynamics), Hydrogen, Integrated systems, Large eddy simulation, Stators, Waves
Journal Articles

Sensitivity Analysis of the Static and Rotordynamic Characteristics on Geometric Parameters for a SCO2 Hole-Pattern Damper Seal

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-24-1148
https://doi.org/10.1115/1.4066287
Published Online: August 21, 2024
View Article titled, Sensitivity Analysis of the Static and Rotordynamic Characteristics on Geometric Parameters for a SCO2 Hole-Pattern Damper Seal
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Topics: Dampers, Sensitivity analysis, Leakage, Computational fluid dynamics, Leakage flows, Brakes, Computer simulation, Damping, Deformation, Design
Journal Articles

A Perspective on the Process and Turbomachinery Design of Compressed Air Energy Storage Systems

Accepted Manuscript
Gianfranco Maffulli, Angelo Grimaldi, Andrew Mc Gillis, Lorenzo Succi, Przemyslaw Przybytko, Nicola Maceli, David Brown, Graham Brook, Scott Earle
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1403
https://doi.org/10.1115/1.4066250
Published Online: August 19, 2024
View Article titled, A Perspective on the Process and Turbomachinery Design of Compressed Air Energy Storage Systems
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Topics: Compressed air, Design, Energy storage, Turbomachinery, Exhaust systems, Optimization, Compressors, Steam turbines, Transients (Dynamics), Accounting
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

Numerical and Experimental Study on the Influence of Honeycomb Bushing Wear on the Leakage Flow Characteristics of Labyrinth Seal

Wenfeng Xu, Zeming Wang, Dan Sun, Guozhe Ren, Yu Li, Dezheng Lu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2024, 146(8): 081021.
Paper No: GTP-23-1477
https://doi.org/10.1115/1.4064824
Published Online: April 4, 2024
View Article titled, Numerical and Experimental Study on the Influence of Honeycomb Bushing Wear on the Leakage Flow Characteristics of Labyrinth Seal
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Topics: Bushings, Honeycomb structures, Leakage, Pressure, Wear, Clearances (Engineering)
Journal Articles

Fluid Dynamic Behavior of Conventional and Pressure Relieving Brush Seals

Joshua P. Bowen, Joshua J. Bird, Harry Cross, Matthew R. Jenkins, Aaron A. Bowsher, Peter F. Crudgington, Carl M. Sangan, James A. Scobie
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2024, 146(6): 061001.
Paper No: GTP-23-1369
https://doi.org/10.1115/1.4063775
Published Online: December 26, 2023
View Article titled, Fluid Dynamic Behavior of Conventional and Pressure Relieving Brush Seals
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Topics: Pressure, Leakage, Test facilities
Journal Articles

Characterization of High-Pressure Hydrogen Leakages

Davide Cerbarano, Lorenzo Tieghi, Giovanni Delibra, Ermanno Lo Schiavo, Stefano Minotti, Alessandro Corsini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2024, 146(5): 051019.
Paper No: GTP-23-1331
https://doi.org/10.1115/1.4063830
Published Online: December 26, 2023
View Article titled, Characterization of High-Pressure Hydrogen Leakages
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Topics: Cross-flow, Fuels, Hydrogen, Jets, Leakage, Methane, Ventilation, Pressure, Safety, High pressure (Physics)
Journal Articles

Leakage and Rotordynamic Force Coefficients of a Labyrinth Seal and a Pocket Damper Seal Operating With Wet Gas

Jose Torres, Luis San Andrés
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2024, 146(3): 031016.
Paper No: GTP-23-1407
https://doi.org/10.1115/1.4063551
Published Online: November 28, 2023
View Article titled, Leakage and Rotordynamic Force Coefficients of a Labyrinth Seal and a Pocket Damper Seal Operating With Wet Gas
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Topics: Dampers, Damping, Leakage, Pressure, Wireless power transfer, Clearances (Engineering), Stiffness, Flow (Dynamics), Uncertainty, Cavities
Journal Articles

Computational Fluid Dynamics Analysis and Experimental Results for the Dynamic Performance of Two Long Smooth Surface Annular Seals Operating With a Liquid in Air Mixture

Jing Yang, Dung L. Tran, Luis San Andrés
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2023, 145(11): 111012.
Paper No: GTP-23-1307
https://doi.org/10.1115/1.4063309
Published Online: September 29, 2023
View Article titled, Computational Fluid Dynamics Analysis and Experimental Results for the Dynamic Performance of Two Long Smooth Surface Annular Seals Operating With a Liquid in Air Mixture
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Topics: Computational fluid dynamics, Flow (Dynamics), Stiffness, Damping, Leakage, Clearances (Engineering), Pressure
Journal Articles

Effects of High Rotational Speed on Leakage and Windage Heating of Staggered Labyrinth Seals With Smooth and Honeycomb Lands

Hao Liu, Guoqing Li, Ang Li, Shen Zhang, Hui Li, Xingen Lu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2023, 145(8): 081005.
Paper No: GTP-22-1676
https://doi.org/10.1115/1.4062480
Published Online: July 19, 2023
View Article titled, Effects of High Rotational Speed on Leakage and Windage Heating of Staggered Labyrinth Seals With Smooth and Honeycomb Lands
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Topics: Heating, Honeycomb structures, Leakage, Pressure, Temperature, Leakage flows
Journal Articles

Computational Fluid Dynamics Prediction of Rotordynamic Coefficients for Grooved Seals: Model and Numerical Sensitivity

Nathaniel Gibbons, Cori Watson-Kassa, Christopher Goyne
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2023, 145(9): 091001.
Paper No: GTP-23-1014
https://doi.org/10.1115/1.4062560
Published Online: July 19, 2023
View Article titled, Computational Fluid Dynamics Prediction of Rotordynamic Coefficients for Grooved Seals: Model and Numerical Sensitivity
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Topics: Computational fluid dynamics, Flow (Dynamics), Geometry, Leakage, Modeling, Pressure, Rotors, Stiffness, Uncertainty, Whirls
Journal Articles

Experimental Analysis of the Leakage Characteristics of Three Types of Annular Segmented Seals

Erwan Fourt, Mihai Arghir, Pascal Jolly, Mohamed Andasmas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2023, 145(9): 091005.
Paper No: GTP-23-1163
https://doi.org/10.1115/1.4062692
Published Online: July 19, 2023
View Article titled, Experimental Analysis of the Leakage Characteristics of Three Types of Annular Segmented Seals
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Topics: Leakage, Leakage flows, Pressure, Rotors, Temperature, Torque, Clearances (Engineering), Friction, Experimental analysis, Flow (Dynamics)
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
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Topics: Damping, Leakage, Numerical analysis, Pressure, Rotors, Stiffness, Clearances (Engineering), Leakage flows, Cavities, Oscillating frequencies
Journal Articles

Experimental Force Coefficients for a Fully-Partitioned Pocket Damper Seal and Comparison to Other Two Seal Types

Adolfo Delgado, Luis San Andrés, Jing Yang, Jonathan Thiele
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051019.
Paper No: GTP-22-1478
https://doi.org/10.1115/1.4056347
Published Online: January 10, 2023
View Article titled, Experimental Force Coefficients for a Fully-Partitioned Pocket Damper Seal and Comparison to Other Two Seal Types
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Topics: Computational fluid dynamics, Dampers, Damping, Excitation, Flow (Dynamics), Leakage, Pressure, Rotors, Stiffness, Stability
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

Measured Leakage and Rotordynamic Force Coefficients for Two Liquid Annular Seal Configurations: Smooth-Rotor/Grooved-Stator Versus Grooved-Rotor/Smooth-Stator

Dara W. Childs, Jing Yang, Luis San Andrés, Jose M. Torres Rueda, James Alex Moreland
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031005.
Paper No: GTP-22-1435
https://doi.org/10.1115/1.4055638
Published Online: December 5, 2022
View Article titled, Measured Leakage and Rotordynamic Force Coefficients for Two Liquid Annular Seal Configurations: Smooth-Rotor/Grooved-Stator Versus Grooved-Rotor/Smooth-Stator
Open the PDF for Measured Leakage and Rotordynamic Force Coefficients for Two Liquid Annular Seal Configurations: Smooth-Rotor/Grooved-Stator Versus Grooved-Rotor/Smooth-Stator in another window
Topics: Leakage, Rotors, Stators, Stiffness, Damping, Pumps
Journal Articles

Static and Rotordynamic Characteristics for Supercritical Carbon Dioxide Spiral Groove Dry Gas Seal With the Tilted Seal Ring

Tao Yuan, Zhigang Li, Jun Li, Qi Yuan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011011.
Paper No: GTP-22-1145
https://doi.org/10.1115/1.4055787
Published Online: October 20, 2022
View Article titled, Static and Rotordynamic Characteristics for Supercritical Carbon Dioxide Spiral Groove Dry Gas Seal With the Tilted Seal Ring
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Topics: Damping, Displacement, Film thickness, Fluid films, Fluids, Leakage, Pressure, Sealing (Process), Stiffness, Supercritical carbon dioxide