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Journal Articles

Experimental Characterization of A Bladeless Air Compressor

Accepted Manuscript
Ravi Nath Tiwari, Federico Reggio, Mario Luigi Ferrari, Ward De Paepe, Alberto Traverso
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1518
https://doi.org/10.1115/1.4066732
Published Online: September 30, 2024
View Article titled, Experimental Characterization of A Bladeless Air Compressor
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Topics: Air compressors, Experimental characterization, Leakage, Compressors, Computational fluid dynamics, Design, Flow (Dynamics), Pressure, Clearances (Engineering), Compression
Journal Articles

Tracking of Bristle Tip Deflections To Demonstrate Blow-Down in Brush Seals

Accepted Manuscript
Joshua Bowen, Aaron Bowsher, Peter Crudgington, Samuel Bull, Carl Sangan, James Scobie
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1597
https://doi.org/10.1115/1.4066608
Published Online: September 26, 2024
View Article titled, Tracking of Bristle Tip Deflections To Demonstrate Blow-Down in Brush Seals
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Topics: Deflection, Pressure, Sealing (Process), Clearances (Engineering), Flow (Dynamics), Design, Gas turbines, Mechanical behavior, Rotors, Stress
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

Comparison of Rim Sealing Effectiveness in Different Geometrical Configurations

Accepted Manuscript
Lorenzo Orsini, Alessio Picchi, Bruno Facchini, Alessio Bonini, Luca Innocenti
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1525
https://doi.org/10.1115/1.4066536
Published Online: September 13, 2024
View Article titled, Comparison of Rim Sealing Effectiveness in Different Geometrical Configurations
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Topics: Sealing (Process), Blades, Engines, Flow (Dynamics), Cavities, Design, Experimental characterization, Geometry, Transients (Dynamics)
Journal Articles

Expanding the Capability of a Legacy Combustion Flametube to Test High Temperature Engine Materials in Relevant Environments

Accepted Manuscript
Bryan Harder, Carl Liebfried, Thomas Luginbuhl, Andrew Smith, Amy Stalker, Michael Presby
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1250
https://doi.org/10.1115/1.4066391
Published Online: September 2, 2024
View Article titled, Expanding the Capability of a Legacy Combustion Flametube to Test High Temperature Engine Materials in Relevant Environments
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Topics: Combustion, Engines, High temperature, Design, Airfoils, Ceramic matrix composites, Gas turbines, Manufacturing, Testing, Air flow
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

A Novel Design of Rim Sealing Flow for Improving Sealing Effectiveness

Du Qiang, Wang Ruonan, Xie Lei, Liu Guang, Lian Zengyan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2023, 145(7): 071003.
Paper No: GTP-22-1532
https://doi.org/10.1115/1.4056645
Published Online: February 27, 2023
View Article titled, A Novel Design of Rim Sealing Flow for Improving Sealing Effectiveness
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Topics: Flow (Dynamics), Sealing (Process), Clearances (Engineering)
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
Open the PDF for 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 in another window
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

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
Journal Articles

A New Interpretation of Hot Gas Ingress Through Turbine Rim Seals Influenced by Mainstream Annulus Swirl

Dimitrios Graikos, Hui Tang, Carl M. Sangan, Gary D. Lock, James A. Scobie
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2022, 144(11): 111005.
Paper No: GTP-22-1355
https://doi.org/10.1115/1.4055457
Published Online: September 20, 2022
View Article titled, A New Interpretation of Hot Gas Ingress Through Turbine Rim Seals Influenced by Mainstream Annulus Swirl
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Topics: Annulus, Clearances (Engineering), Flow (Dynamics), Rotors, Turbines, Wheels, Pressure, Turbulence, Sealing (Process)
Journal Articles

Leakage Characteristics of a Novel Hole-Pattern Damping Seal With Dovetail-Like Diversion Grooves: Numerical Simulation and Experiment

Jinbo Jiang, Xuan Zhang, Wenjing Zhao, Yi Ma, Xudong Peng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2022, 144(7): 071004.
Paper No: GTP-21-1605
https://doi.org/10.1115/1.4054371
Published Online: May 20, 2022
View Article titled, Leakage Characteristics of a Novel Hole-Pattern Damping Seal With Dovetail-Like Diversion Grooves: Numerical Simulation and Experiment
Open the PDF for Leakage Characteristics of a Novel Hole-Pattern Damping Seal With Dovetail-Like Diversion Grooves: Numerical Simulation and Experiment in another window
Topics: Cavities, Damping, Leakage, Clearances (Engineering), Pressure, Sealing (Process), Computer simulation, Flow (Dynamics)
Journal Articles

Experimental Investigations Into the Effect of Surface Roughness and Contact Force on Leakage Between Two Rigid Metallic Surfaces

Cyrille Bricaud, Oliver Schulz, Thomas Zierer, Vincent Peltier, Corina Schwitzke, Hans-Jörg Bauer
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2022, 144(6): 061006.
Paper No: GTP-21-1690
https://doi.org/10.1115/1.4053965
Published Online: March 21, 2022
View Article titled, Experimental Investigations Into the Effect of Surface Roughness and Contact Force on Leakage Between Two Rigid Metallic Surfaces
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Topics: Leakage, Pressure, Surface roughness, Sealing (Process)
Journal Articles

On the Extrapolation of Rim Sealing Performance From Test Bench to Real Engine: A Numerical Survey

Riccardo Da Soghe, Cosimo Bianchini, Lorenzo Mazzei, Alessio Bonini, Luca Innocenti, Daniele Di Benedetto, Lorenzo Orsini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2022, 144(4): 041001.
Paper No: GTP-21-1493
https://doi.org/10.1115/1.4052879
Published Online: January 4, 2022
View Article titled, On the Extrapolation of Rim Sealing Performance From Test Bench to Real Engine: A Numerical Survey
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Topics: Computational fluid dynamics, Engines, Flow (Dynamics), Sealing (Process), Pressure, Geometry
Journal Articles

Rotordynamic Characteristics of the Straight-Through Labyrinth Seal Based on the Applicability Analysis of Leakage Models Using Bulk-Flow Method

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. January 2022, 144(1): 011028.
Paper No: GTP-21-1430
https://doi.org/10.1115/1.4052267
Published Online: December 3, 2021
View Article titled, Rotordynamic Characteristics of the Straight-Through Labyrinth Seal Based on the Applicability Analysis of Leakage Models Using Bulk-Flow Method
Open the PDF for Rotordynamic Characteristics of the Straight-Through Labyrinth Seal Based on the Applicability Analysis of Leakage Models Using Bulk-Flow Method in another window
Topics: Cavities, Clearances (Engineering), Damping, Flow (Dynamics), Leakage, Leakage flows, Pressure, Rotors, Sealing (Process), Stiffness
Journal Articles

Influence of Flow Coefficient on Ingress Through Turbine Rim Seals

Dimitrios Graikos, Mauro Carnevale, Carl M. Sangan, Gary D. Lock, James A. Scobie
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2021, 143(11): 111010.
Paper No: GTP-21-1286
https://doi.org/10.1115/1.4051912
Published Online: September 27, 2021
View Article titled, Influence of Flow Coefficient on Ingress Through Turbine Rim Seals
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Topics: Annulus, Blades, Flow (Dynamics), Rotors, Wheels, Pressure, Sealing (Process), Turbines, Disks
Journal Articles

Performance of a Turbine Rim Seal Subject to Rotationally-Driven and Pressure-Driven Ingestion

Anna Bru Revert, Paul F. Beard, John W. Chew, Sebastiaan Bottenheim
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081025.
Paper No: GTP-20-1696
https://doi.org/10.1115/1.4049858
Published Online: May 28, 2021
View Article titled, Performance of a Turbine Rim Seal Subject to Rotationally-Driven and Pressure-Driven Ingestion
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Topics: Annulus, Cavities, Disks, Flow (Dynamics), Pressure, Rotors, Sealing (Process), Turbines
Journal Articles

Wall-Modeled Large Eddy Simulations of Axial Turbine Rim Sealing

Donato M. Palermo, Feng Gao, Dario Amirante, John W. Chew, Anna Bru Revert, Paul F. Beard
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2021, 143(6): 061025.
Paper No: GTP-20-1400
https://doi.org/10.1115/1.4049487
Published Online: April 2, 2021
View Article titled, Wall-Modeled Large Eddy Simulations of Axial Turbine Rim Sealing
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Topics: Flow (Dynamics), Rotors, Sealing (Process), Turbines, Stators, Scalars, Annulus, Large eddy simulation, Disks, Cavity flows
Journal Articles

Numerical Investigations on the Leakage Flow Characteristics of Brush Seal Based on the Three-Dimensional Staggered Tube Bundle Model

Dengqian Ma, Yuanqiao Zhang, Zhigang Li, Jun Li, Xin Yan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051023.
Paper No: GTP-20-1761
https://doi.org/10.1115/1.4050157
Published Online: March 15, 2021
View Article titled, Numerical Investigations on the Leakage Flow Characteristics of Brush Seal Based on the Three-Dimensional Staggered Tube Bundle Model
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Topics: Clearances (Engineering), Leakage flows, Sealing (Process), Pressure
Journal Articles

Rotordynamic Behavior of Leaf Seals: Measurement of Frequency-Dependent Force Coefficients for Varying Inlet Parameters

Clemens Griebel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2021, 143(6): 061002.
Paper No: GTP-20-1236
https://doi.org/10.1115/1.4048054
Published Online: March 15, 2021
View Article titled, Rotordynamic Behavior of Leaf Seals: Measurement of Frequency-Dependent Force Coefficients for Varying Inlet Parameters
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Topics: Damping, Pressure, Rotors, Stiffness, Sealing (Process), Measurement uncertainty