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Proceedings Papers

Design of a Multi-Purpose High-Speed Rotating Rig, for the Rapid Testing of Compressor, Turbine and Fan Single Stages

Leon Harman, Kristian Mahon, Richard Lock, Thomas Bradwell, Nick Atkins, Tolga Yasa, James Taylor
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A024, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125663
https://doi.org/10.1115/GT2024-125663
View Paper titled, Design of a Multi-Purpose High-Speed Rotating Rig, for the Rapid Testing of Compressor, Turbine and Fan Single Stages
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Topics: Compressors, Design, Testing, Turbines, Blades, Engines, Air flow, Chords (Trusses), Containment, Design methodology
Proceedings Papers

Effect of Strip-Fin Height on Jet Impingement Heat Transfer in a Rectangular Channel With Two Jet-to-Target Surface Spacings

Yasser S. Alzahrani, Lesley M. Wright, Je-Chin Han
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT15A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104128
https://doi.org/10.1115/GT2023-104128
View Paper titled, Effect of Strip-Fin Height on Jet Impingement Heat Transfer in a Rectangular Channel With Two Jet-to-Target Surface Spacings
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Topics: Fins, Heat transfer, Strips
Proceedings Papers

Vortical Structures and Loss Mechanism of Tip Leakage Flow In Subsonic and Transonic Turbine Stages

P. H. Duan, L. He
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A032, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83473
https://doi.org/10.1115/GT2022-83473
View Paper titled, Vortical Structures and Loss Mechanism of Tip Leakage Flow In Subsonic and Transonic Turbine Stages
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Topics: Leakage flows, Turbines, Flow (Dynamics), Cavities, Vortices, Leakage, Platform supply vessels, Pressure, Cascades (Fluid dynamics), Heat transfer
Proceedings Papers

Mechanism of Circumferential Static Pressure Oscillation in a Centrifugal Compressor With Volute

Ce Yang, Botai Su, Xin Shi, Hanzhi Zhang, Wenli Wang, Changmao Yang
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A006, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59051
https://doi.org/10.1115/GT2021-59051
View Paper titled, Mechanism of Circumferential Static Pressure Oscillation in a Centrifugal Compressor With Volute
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Topics: Compressors, Oscillations, Pressure, Diffusers, Strips, Impellers, Flow (Dynamics), Boundary-value problems, Pressure gradient, Air flow
Proceedings Papers

Heat Transfer in Rotating, Trailing Edge, Converging Channels With Full and Partial Height Strip-Fins

Izzet Sahin, I-Lun Chen, Lesley M. Wright, Je-Chin Han, Hongzhou Xu, Michael Fox
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A004, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58877
https://doi.org/10.1115/GT2021-58877
View Paper titled, Heat Transfer in Rotating, Trailing Edge, Converging Channels With Full and Partial Height Strip-Fins
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Topics: Fins, Heat transfer, Strips, Rotation, Cooling, Pressure drop, Flow (Dynamics), Heat transfer coefficients, Copper, Design
Proceedings Papers

Thermal Performance of Double-Sided, Partial Height Strip Fin Arrays in a High Aspect Ratio, Rectangular Channel

Nathaniel J. Tracy, Lesley M. Wright, Je-Chin Han
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A019, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59774
https://doi.org/10.1115/GT2021-59774
View Paper titled, Thermal Performance of Double-Sided, Partial Height Strip Fin Arrays in a High Aspect Ratio, Rectangular Channel
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Topics: Friction, Heat transfer, Strips
Proceedings Papers

Strip-Yield Modeling of Load-Time-Temperature Effects on Crack Growth in Engine Materials

James C. Newman, Jr., Rani Sullivan
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A004, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14211
https://doi.org/10.1115/GT2020-14211
View Paper titled, Strip-Yield Modeling of Load-Time-Temperature Effects on Crack Growth in Engine Materials
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Topics: Engines, Fracture (Materials), Modeling, Stress, Strips, Temperature, Creep, Damage, Deformation, Relaxation (Physics)
Proceedings Papers

Investigations Into Aerodynamic Performance of Turbine Stages With Flexible Shroud Seals

Xin Yan, Yabo Wang, Kang Zhang, Xinbo Dai, Kun He
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A005, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14329
https://doi.org/10.1115/GT2020-14329
View Paper titled, Investigations Into Aerodynamic Performance of Turbine Stages With Flexible Shroud Seals
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Topics: Steam turbines, Turbines, Flow (Dynamics), Clearances (Engineering), Wear, Blades, Design, Finite element analysis, High pressure (Physics), Leakage
Proceedings Papers

Non-Uniform Two-Phase Flow of Supercritical Carbon Dioxide Centrifugal Compressor

Wenrui Bao, Ce Yang, Li Fu, Changmao Yang, Lucheng Ji
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T31A001, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14285
https://doi.org/10.1115/GT2020-14285
View Paper titled, Non-Uniform Two-Phase Flow of Supercritical Carbon Dioxide Centrifugal Compressor
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Topics: Compressors, Supercritical carbon dioxide, Two-phase flow, Impellers, Blades, Flow (Dynamics), Pressure, Carbon dioxide, Clearances (Engineering), Strips
Proceedings Papers

Effect of Tip Clearance on Rotating Stall in a Mixed-Flow Pump

Wei Li, Ramesh K. Agarwal, Ling Zhou, Enda Li, Leilei Ji
Proc. ASME. GT2019, Volume 2C: Turbomachinery, V02CT41A004, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90134
https://doi.org/10.1115/GT2019-90134
View Paper titled, Effect of Tip Clearance on Rotating Stall in a Mixed-Flow Pump
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Topics: Clearances (Engineering), Flow (Dynamics), Pumps, Leakage flows, Blades, Flow separation, Internal flow, Leakage, Vortices, Computer simulation
Proceedings Papers

Prediction of Unsteady Tip Leakage Flow of a Transonic Compressor Rotor by Reynolds-Stress-Constrained Large Eddy Simulation

Yueqing Zhuang, Hui Liu
Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT45A021, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76373
https://doi.org/10.1115/GT2018-76373
View Paper titled, Prediction of Unsteady Tip Leakage Flow of a Transonic Compressor Rotor by Reynolds-Stress-Constrained Large Eddy Simulation
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Topics: Compressors, Large eddy simulation, Leakage flows, Rotors, Stress, Flow (Dynamics), Blades, Leakage, Pressure, Resolution (Optics)
Proceedings Papers

Additive Manufacturing of Honeycombs Seal Strips

Ole Geisen, Lisa Kersting, Lukas Masseling, Jan Pascal Bogner, Johannes Henrich Schleifenbaum
Proc. ASME. GT2018, Volume 2D: Turbomachinery, V02DT46A023, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-77081
https://doi.org/10.1115/GT2018-77081
View Paper titled, Additive Manufacturing of Honeycombs Seal Strips
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Topics: Additive manufacturing, Honeycomb structures, Strips, Lasers, Manufacturing, Wall thickness, Alloys, Design, Emissions, Engineering prototypes
Proceedings Papers

Application of Simplified Parametric Model to Estimate Fan Blade-Out Response

Theodore S. Brockett, Jerzy T. Sawicki
Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT33A027, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-77108
https://doi.org/10.1115/GT2018-77108
View Paper titled, Application of Simplified Parametric Model to Estimate Fan Blade-Out Response
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Topics: Blades, Engines, Strips, Whirls, Machining, Pressure, Degrees of freedom, Dynamic response, Friction, Momentum
Proceedings Papers

On the Design, Manufacture and Premature Failure of a Metal Mesh Thrust Bearing: How Concepts That Work on Paper, Actually Do Not

Travis A. Cable, Luis San Andrés
Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A012, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75340
https://doi.org/10.1115/GT2018-75340
View Paper titled, On the Design, Manufacture and Premature Failure of a Metal Mesh Thrust Bearing: How Concepts That Work on Paper, Actually Do Not
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Topics: Design, Failure, Metals, Thrust bearings, Bearings, Rotors, Damping, Foil bearings, Stress, Coating processes
Proceedings Papers

Evaluation of Coated Top Foil Bearings: Dry Friction, Drag Torque, and Dynamic Force Coefficients

Luis San Andrés, Wonbae Jung
Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A018, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75595
https://doi.org/10.1115/GT2018-75595
View Paper titled, Evaluation of Coated Top Foil Bearings: Dry Friction, Drag Torque, and Dynamic Force Coefficients
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Topics: Drag (Fluid dynamics), Dry friction, Foil bearings, Torque, Bearings, Stress, Coating processes, Coatings, Rotors, Excitation
Proceedings Papers

Large-Eddy Simulation of Corner Separation in a Compressor Cascade

Byung-Young Min, Jongwook Joo, Jomar Mendoza, Jin Lee, Guoping Xia, Gorazd Medic
Proc. ASME. GT2018, Volume 2C: Turbomachinery, V02CT42A052, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-77144
https://doi.org/10.1115/GT2018-77144
View Paper titled, Large-Eddy Simulation of Corner Separation in a Compressor Cascade
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Topics: Cascades (Fluid dynamics), Compressors, Corners (Structural elements), Large eddy simulation, Separation (Technology), Engineering simulation, Simulation, Boundary layers, Computation, Fluctuations (Physics)
Proceedings Papers

The Influences of Unbalance Mass, Mesh Density, and Bearing Clearance on Unbalance Response: Measurements and Analysis on a Rigid Rotor Supported by Hybrid Bump-Metal Mesh Foil Bearings

Xueyuan Zhao, Tao Zhang, Kai Feng
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT33A005, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64206
https://doi.org/10.1115/GT2017-64206
View Paper titled, The Influences of Unbalance Mass, Mesh Density, and Bearing Clearance on Unbalance Response: Measurements and Analysis on a Rigid Rotor Supported by Hybrid Bump-Metal Mesh Foil Bearings
Open the PDF for The Influences of Unbalance Mass, Mesh Density, and Bearing Clearance on Unbalance Response: Measurements and Analysis on a Rigid Rotor Supported by Hybrid Bump-Metal Mesh Foil Bearings in another window
Topics: Bearings, Clearances (Engineering), Density, Foil bearings, Metals, Rotors, Cooling, Damping, Impulse (Physics), Stability
Proceedings Papers

Investigation of Strip Seal Leakage With Special Focus on Seal Groove Design and Relative Displacement of Sealing Surfaces

Thomas Huber, Cyrille Bricaud, Thomas Zierer
Proc. ASME. GT2017, Volume 5B: Heat Transfer, V05BT15A024, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64440
https://doi.org/10.1115/GT2017-64440
View Paper titled, Investigation of Strip Seal Leakage With Special Focus on Seal Groove Design and Relative Displacement of Sealing Surfaces
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Topics: Design, Displacement, Leakage, Sealing (Process), Strips, Gas turbines, Cooling, Engineering drawings, Geometry, Manufacturing
Proceedings Papers

The Effect of Foreign Object Damage on Compressor Blade High Cycle Fatigue Strength

Benjamin Hanschke, Thomas Klauke, Arnold Kühhorn
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT31A005, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63599
https://doi.org/10.1115/GT2017-63599
View Paper titled, The Effect of Foreign Object Damage on Compressor Blade High Cycle Fatigue Strength
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Topics: Blades, Compressors, Damage, High cycle fatigue, Fatigue strength, Aircraft engines, Design, Airfoils, Engines, Stress
Proceedings Papers

State-of-the-Art Cooling Technology for a Turbine Rotor Blade

Jason Town, Doug Straub, James Black, Karen Thole, Tom Shih
Proc. ASME. GT2017, Volume 5A: Heat Transfer, V05AT13A006, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64728
https://doi.org/10.1115/GT2017-64728
View Paper titled, State-of-the-Art Cooling Technology for a Turbine Rotor Blade
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Topics: Blades, Cooling, Rotors, Turbines, Design, Film cooling, Chords (Trusses), Airfoils, Diffusion (Physics), Gas turbines