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Proceedings Papers

A Gas Flow Network Model for Predicting Ring Dynamics and Leakage in Dry-Running Pistons Seals for High-Pressure Hydrogen Storage

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Andrea Sassoli, Sandro Raspanti, Luca Romani, Alessio Capanni, Simone Bassani, Giovanni Ferrara, Francesco Balduzzi
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A021, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126694
https://doi.org/10.1115/GT2024-126694
View Paper titled, A Gas Flow Network Model for Predicting Ring Dynamics and Leakage in Dry-Running Pistons Seals for High-Pressure Hydrogen Storage
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Topics: Dynamics (Mechanics), Gas flow, High pressure (Physics), Hydrogen storage, Leakage, Network models, Pistons, Wear, Compressors, Cylinders
Proceedings Papers

Comparison of Vortex Detection Methods on the Numerical Simulation of Tip Leakage Flow of a Low-Speed Axial Fan

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Esztella Balla, Kinga Andrea Kovács, Bálint Lendvai
Proc. ASME. GT2024, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T10A002, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121322
https://doi.org/10.1115/GT2024-121322
View Paper titled, Comparison of Vortex Detection Methods on the Numerical Simulation of Tip Leakage Flow of a Low-Speed Axial Fan
Open the PDF for Comparison of Vortex Detection Methods on the Numerical Simulation of Tip Leakage Flow of a Low-Speed Axial Fan in another window
Topics: Computer simulation, Leakage, Leakage flows, Vortices
Proceedings Papers

Film Cooling Performance Comparison of Blade Tips With a Trailing Edge, Pressure Side Cutback or a Suction Side Squealer in a Transonic Linear Cascade

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Ming-Feng Yeh, Timothy A. Burdett, Lesley M. Wright, Je-Chin Han
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T12A020, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124605
https://doi.org/10.1115/GT2024-124605
View Paper titled, Film Cooling Performance Comparison of Blade Tips With a Trailing Edge, Pressure Side Cutback or a Suction Side Squealer in a Transonic Linear Cascade
Open the PDF for Film Cooling Performance Comparison of Blade Tips With a Trailing Edge, Pressure Side Cutback or a Suction Side Squealer in a Transonic Linear Cascade in another window
Topics: Blades, Cascades (Fluid dynamics), Density, Film cooling, Leakage flows, Pressure, Suction
Proceedings Papers

The Effect of Rotor Leakage Flows on Hot Gas Ingestion

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Michael G. Dawson, Nicholas R. Atkins
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T14A024, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129257
https://doi.org/10.1115/GT2024-129257
View Paper titled, The Effect of Rotor Leakage Flows on Hot Gas Ingestion
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Topics: Leakage flows, Rotors, Cavities, Flow (Dynamics), Leakage, Disks, Temperature, Gas turbines, Geometry, Space
Proceedings Papers

Modeling of Frictional Inter-Bristle Contact in Brush Seals With Shaft Radial Movements

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Harry M. Phan, Michael J. Pekris, John W. Chew, Thomas J. Greenslade
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T14A016, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127824
https://doi.org/10.1115/GT2024-127824
View Paper titled, Modeling of Frictional Inter-Bristle Contact in Brush Seals With Shaft Radial Movements
Open the PDF for Modeling of Frictional Inter-Bristle Contact in Brush Seals With Shaft Radial Movements in another window
Topics: Friction, Modeling, Clearances (Engineering), Leakage flows, Pressure, Wear, Compression, Computer simulation, Heat, Thermal efficiency
Proceedings Papers

Experimental Characterization of a Bladeless Air Compressor

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Ravi Nath Tiwari, Federico Reggio, Mario Luigi Ferrari, Ward De Paepe, Alberto Traverso
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T18A009, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123669
https://doi.org/10.1115/GT2024-123669
View Paper titled, Experimental Characterization of a Bladeless Air Compressor
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Topics: Air compressors, Compressors, Computational fluid dynamics, Experimental characterization, Leakage, Flow (Dynamics), Design, Engineering prototypes, Pressure, Clearances (Engineering)
Proceedings Papers

Leakage Loss Reduction by Shroud Cavity Shape Improvement in Reaction Turbine

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Masahiro Sato, Kazunobu Ndong, Hiroaki Taniguchi
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T20A007, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124167
https://doi.org/10.1115/GT2024-124167
View Paper titled, Leakage Loss Reduction by Shroud Cavity Shape Improvement in Reaction Turbine
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Topics: Cavities, Leakage, Shapes, Turbines, Blades, Leakage flows, Clearances (Engineering), Flow (Dynamics), Design, Fins
Proceedings Papers

Sensitivity Analysis of Simplified Labyrinth Seals Model Stability to Flow Hypotheses

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Giorgia Foschi, Fabrice Thouverez, Laurent Blanc, Giuseppe Fiore, Giampiero Pampolini, Patrick Girard
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT22A021, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128188
https://doi.org/10.1115/GT2024-128188
View Paper titled, Sensitivity Analysis of Simplified Labyrinth Seals Model Stability to Flow Hypotheses
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Topics: Flow (Dynamics), Leakage, Sensitivity analysis, Shear stress, Stability, Fluids, Cavities, Engines, Leakage flows, Aeroelasticity
Proceedings Papers

Experimental Investigations on Carbon Segmented Seals With Smooth and Pocketed Pads

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Pascal Jolly, Mihai Arghir, Hidetoshi Kasahara, Wataru Kimura
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT22A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124822
https://doi.org/10.1115/GT2024-124822
View Paper titled, Experimental Investigations on Carbon Segmented Seals With Smooth and Pocketed Pads
Open the PDF for Experimental Investigations on Carbon Segmented Seals With Smooth and Pocketed Pads in another window
Topics: Carbon, Leakage, Torque, Friction, Rotors, Carbon fibers, Flow (Dynamics), Fluids, Leakage flows, Pressure
Proceedings Papers

Study on the Casing Recess Design Method for a Supercritical Carbon Dioxide Axial Turbine

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Zhuo Hu, Hongsheng Jiang, Weilin Zhuge, Yuping Qian, Yangjun Zhang
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A034, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128606
https://doi.org/10.1115/GT2024-128606
View Paper titled, Study on the Casing Recess Design Method for a Supercritical Carbon Dioxide Axial Turbine
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Topics: Design, Design methodology, Leakage flows, Supercritical carbon dioxide, Turbines
Proceedings Papers

Supercritical Carbon Dioxide Mixing Loss Characteristics Near the Critical Point

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Jinhong Wang, Teng Cao, Ricardo Martinez-Botas
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A002, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122056
https://doi.org/10.1115/GT2024-122056
View Paper titled, Supercritical Carbon Dioxide Mixing Loss Characteristics Near the Critical Point
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Topics: Ducts, Entropy, Flow (Dynamics), Fluids, Gases, Leakage flows, Nuclides, Pressure, Supercritical carbon dioxide, Temperature
Proceedings Papers

Experimental Investigation of Stall Mechanism and Warning Method in a Two-Stage Transonic Fan Under Inlet Distortion With Axial Slot Casing Treatment

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Zhonggang Fan, Juan Du, Yang Liu, Dun Ba, Min Zhang, Guofeng Ji
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A049, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128983
https://doi.org/10.1115/GT2024-128983
View Paper titled, Experimental Investigation of Stall Mechanism and Warning Method in a Two-Stage Transonic Fan Under Inlet Distortion With Axial Slot Casing Treatment
Open the PDF for Experimental Investigation of Stall Mechanism and Warning Method in a Two-Stage Transonic Fan Under Inlet Distortion With Axial Slot Casing Treatment in another window
Topics: Compressors, Control systems, Electromagnetic spectrum, Engineering systems and industry applications, Flow (Dynamics), Inflow, Leakage flows, Rotors, Transducers
Proceedings Papers

Investigation on the Interaction of Tip Leakage Flow/ Shock Wave/ Boundary Layer in a Transonic Compressor Stage

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Jianci Ma, Jiabin Li, Lucheng Ji
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A026, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126225
https://doi.org/10.1115/GT2024-126225
View Paper titled, Investigation on the Interaction of Tip Leakage Flow/ Shock Wave/ Boundary Layer in a Transonic Compressor Stage
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Topics: Boundary layers, Compressors, Leakage flows, Shock waves
Proceedings Papers

Numerical Investigation on Mechanism and Modeling of Tip Leakage Flow Loss in Partially Shrouded Axial Flow Fans

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Jinkong Qin, Xiaowen Hu, Mingyi Wang, Hongzhou Fan, Zhiheng Wang, Guang Xi
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A053, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129593
https://doi.org/10.1115/GT2024-129593
View Paper titled, Numerical Investigation on Mechanism and Modeling of Tip Leakage Flow Loss in Partially Shrouded Axial Flow Fans
Open the PDF for Numerical Investigation on Mechanism and Modeling of Tip Leakage Flow Loss in Partially Shrouded Axial Flow Fans in another window
Topics: Axial flow, Blades, Fans, Leakage flows, Modeling
Proceedings Papers

Effect of Leading Edge Erosion on the Tip Leakage Flow in a Compressor Cascade

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Thomas Stein, Markus W. Leitner, Stephan Staudacher
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT31A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126569
https://doi.org/10.1115/GT2024-126569
View Paper titled, Effect of Leading Edge Erosion on the Tip Leakage Flow in a Compressor Cascade
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Topics: Cascades (Fluid dynamics), Compressors, Erosion, Leakage flows
Proceedings Papers

Dynamic Characteristics of the Tip Clearance Flow Based on the Leakage Flow Model

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Shiyan Lin, Ruiyu Li, Limin Gao
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A018, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124529
https://doi.org/10.1115/GT2024-124529
View Paper titled, Dynamic Characteristics of the Tip Clearance Flow Based on the Leakage Flow Model
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Topics: Clearances (Engineering), Flow (Dynamics), Leakage flows, Principal component analysis
Proceedings Papers

Influence of the Tip Winglet Structure Modeling on Leakage Flow at a High-Load Compressor Stage

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Jingjun Zhong, Ao Zhao, Yi Hu, Wanyang Wu
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A019, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124540
https://doi.org/10.1115/GT2024-124540
View Paper titled, Influence of the Tip Winglet Structure Modeling on Leakage Flow at a High-Load Compressor Stage
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Topics: Compressors, Leakage flows, Modeling, Stress
Proceedings Papers

An Aerodynamic Investigation of a High-Pressure Turbine Using Rotor Casing Static Pressure Measurements at Engine Representative Conditions With Different Tip Designs, Tip Gaps and Inlet Temperature Profiles

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Deepanshu Singh, Paul F. Beard, David Cardwell, Vianney Staelens, Pratik Bahulekar, Mark Stokes, Simon Bather, Kam S. Chana
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122649
https://doi.org/10.1115/GT2024-122649
View Paper titled, An Aerodynamic Investigation of a High-Pressure Turbine Using Rotor Casing Static Pressure Measurements at Engine Representative Conditions With Different Tip Designs, Tip Gaps and Inlet Temperature Profiles
Open the PDF for An Aerodynamic Investigation of a High-Pressure Turbine Using Rotor Casing Static Pressure Measurements at Engine Representative Conditions With Different Tip Designs, Tip Gaps and Inlet Temperature Profiles in another window
Topics: Engines, High pressure (Physics), Pressure measurement, Rotors, Temperature profiles, Turbines, Stress, Aerodynamics, Computational fluid dynamics, Heat
Proceedings Papers

Criteria for the Occurrence of Tip Leakage Flow Induced Rotating Instability

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Xiangyi Chen, Martin Lange, Björn Koppe, Christoph Jasmund, Wuli Chu, Ronald Mailach
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A014, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126921
https://doi.org/10.1115/GT2024-126921
View Paper titled, Criteria for the Occurrence of Tip Leakage Flow Induced Rotating Instability
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Topics: Compressors, Leakage flows
Proceedings Papers

Effect of Geometry and Heat Flux on Turbine Over-Tip Flow Power Extraction

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Lukas Benjamin Inhestern, Dieter Peitsch, Guillermo Paniagua
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A024, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126598
https://doi.org/10.1115/GT2024-126598
View Paper titled, Effect of Geometry and Heat Flux on Turbine Over-Tip Flow Power Extraction
Open the PDF for Effect of Geometry and Heat Flux on Turbine Over-Tip Flow Power Extraction in another window
Topics: Flow (Dynamics), Geometry, Heat flux, Heat transfer, Leakage flows, Turbines, Design, Leakage, Turbulence, Vortices