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Proceedings Papers

Transonic Compressor Darmstadt Open Test Case: Experimental Investigation of Stator Secondary Flows and Hub Leakage

Fabian Klausmann, Nicklas Kilian, Xiao He, Daniel Franke, Benedikt Schmidt, Heinz-Peter Schiffer
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A037, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103502
https://doi.org/10.1115/GT2023-103502
View Paper titled, Transonic Compressor Darmstadt Open Test Case: Experimental Investigation of Stator Secondary Flows and Hub Leakage
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Topics: Aerodynamics, Compressors, Flow (Dynamics), Leakage, Stators
Proceedings Papers

Understanding the Effect of Three-Dimensional Design in Tandem Blade

Amit Kumar, Akshay Kumar, Hitesh Chhugani, Shubhali More, A. M. Pradeep
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A028, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102605
https://doi.org/10.1115/GT2023-102605
View Paper titled, Understanding the Effect of Three-Dimensional Design in Tandem Blade
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Topics: Blades, Design, Rotors, Boundary layers, Compressors, Flow (Dynamics), Nozzles, Pressure, Diffusion (Physics), Leakage
Proceedings Papers

Characterization of High-Pressure Hydrogen Leakages

Davide Cerbarano, Ermanno Lo Schiavo, Lorenzo Tieghi, Giovanni Delibra, Stefano Minotti, Alessandro Corsini
Proc. ASME. GT2023, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101383
https://doi.org/10.1115/GT2023-101383
View Paper titled, Characterization of High-Pressure Hydrogen Leakages
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Topics: Cross-flow, Gas turbines, High pressure (Physics), Hydrogen, Jets, Leakage, Safety, Ventilation
Proceedings Papers

Best Practices From Hydrogen Fuel System Retrofit

Travis Pigon, Scott Cloyd, Chaya Springer, James Boggs, Takashi Shiraiwa, Shinichi Yamazaki
Proc. ASME. GT2023, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101368
https://doi.org/10.1115/GT2023-101368
View Paper titled, Best Practices From Hydrogen Fuel System Retrofit
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Topics: Gas turbines, Hydrogen, Hydrogen fuels, Retrofitting, Natural gas, Co-firing, Power stations, Combined cycle power stations, Leakage, Regulations
Proceedings Papers

Development of a Needle Type Nanosecond Pulsed Plasma Actuator for the Enhancement of Blowout Limits in a Lifted Stabilized Combustor

Maria Grazia De Giorgi, Sara Bonuso, Ghazanfar Mehdi, Stefan Harth, Antonio Ficarella
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A061, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103936
https://doi.org/10.1115/GT2023-103936
View Paper titled, Development of a Needle Type Nanosecond Pulsed Plasma Actuator for the Enhancement of Blowout Limits in a Lifted Stabilized Combustor
Open the PDF for Development of a Needle Type Nanosecond Pulsed Plasma Actuator for the Enhancement of Blowout Limits in a Lifted Stabilized Combustor in another window
Topics: Actuators, Combustion, Combustion chambers, Flames, Needles, Plasmas (Ionized gases), Stability, Plasma generators, Chemiluminescence, Excitation
Proceedings Papers

Insights Into Frictional Brush Seal Hysteresis

Hien M. Phan, Michael J. Pekris, John W. Chew
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT14A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102443
https://doi.org/10.1115/GT2023-102443
View Paper titled, Insights Into Frictional Brush Seal Hysteresis
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Topics: Computer simulation, Displacement, Fluid structure interaction, Friction, High pressure (Physics), Leakage, Modeling, Pressure, Rotation, Sealing (Process)
Proceedings Papers

Computational Assessment of Labyrinth Seal Parametric Variation on Leakage Prediction Using Modified Direct Analytical Model in Transient and Steady Operation

Gürkan Ertuğral, Dündar Uçar
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT14A021, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103791
https://doi.org/10.1115/GT2023-103791
View Paper titled, Computational Assessment of Labyrinth Seal Parametric Variation on Leakage Prediction Using Modified Direct Analytical Model in Transient and Steady Operation
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Topics: Leakage, Leakage flows, Transients (Dynamics), Flow (Dynamics), Clearances (Engineering), Compressible flow, Computational fluid dynamics, Experimental design, Gas turbines, Kinetic energy
Proceedings Papers

Fluid Dynamic Behaviour 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
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT14A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103066
https://doi.org/10.1115/GT2023-103066
View Paper titled, Fluid Dynamic Behaviour of Conventional and Pressure Relieving Brush Seals
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Topics: Fluids, Pressure, Leakage, Flow (Dynamics), Durability, Engines, Friction, Plates (structures), Porous materials, Rotation
Proceedings Papers

Gas Leak Ignition Study for 100% H2 Gas Turbine Package

Stefano Minotti, Andrea Nenciolini, Eugenio Quartieri, Stefano Rossin, Federico Sorgonà, Olaf Brekke, Jens Kristian Holen, Bente Johannessen
Proc. ASME. GT2023, Volume 9: Microturbines, Turbochargers, and Small Turbomachines; Oil and Gas Applications, V009T19A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103613
https://doi.org/10.1115/GT2023-103613
View Paper titled, Gas Leak Ignition Study for 100% H2 Gas Turbine Package
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Topics: Gas turbines, Hydrogen, Ignition, Leakage
Proceedings Papers

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

Jose Torres, Luis San Andrés
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100555
https://doi.org/10.1115/GT2023-100555
View Paper 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, Leakage, Clearances (Engineering), Damping, Uncertainty, Cavities, Compressors, Design, Engineers, Errors
Proceedings Papers

Dynamic Characterization of an Adaptive Film-Riding Seal

Joshua Bird, Patrick Keogh, Carl Sangan, Aaron Bowsher, Peter Crudgington, James Scobie
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A022, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103118
https://doi.org/10.1115/GT2023-103118
View Paper titled, Dynamic Characterization of an Adaptive Film-Riding Seal
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Topics: Clearances (Engineering), Computer simulation, Damping, Design, Displacement, Eddies (Fluid dynamics), Eddy currents (Electricity), Fluid films, Fluids, High pressure (Physics)
Proceedings Papers

Pressure Actuated Leaf Seal Design and Test for sCO2 Applications

Clayton Grondahl, Rich Armstrong
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102258
https://doi.org/10.1115/GT2023-102258
View Paper titled, Pressure Actuated Leaf Seal Design and Test for sCO2 Applications
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Topics: Design, Pressure, Leakage, Sealing (Process), Cycles, Dynamic testing (Engineering), Dynamic testing (Materials), Energy conversion, Leakage flows, Turbomachinery
Proceedings Papers

Experimental Characterization of a Two Stage Brush Seals: Leakage and Torque Measurements

Pascal Jolly, Mihai Arghir, Olivier Bonneau, Rémi Coirier, Giuseppe Fiore
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A021, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102971
https://doi.org/10.1115/GT2023-102971
View Paper titled, Experimental Characterization of a Two Stage Brush Seals: Leakage and Torque Measurements
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Topics: Experimental characterization, Leakage, Permeability, Torque, Torque measurement, Wear
Proceedings Papers

Dynamic Performance of Liquid Smooth Annular Seal Operating in the Transition Regime

Seung-Hyeop Hyun, Adolfo Delgado
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A024, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103158
https://doi.org/10.1115/GT2023-103158
View Paper titled, Dynamic Performance of Liquid Smooth Annular Seal Operating in the Transition Regime
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Topics: Damping, Excitation, Flow (Dynamics), Leakage, Pressure, Reynolds number, Rotors, Stiffness, Turbulence
Proceedings Papers

A Critical Analysis on the Impact of External Losses on the Performance of a Centrifugal Compressor Stage – Experimental and Multi-Fidelity Numerical Assessment

Alberto Baroni, Iacopo Catalani, Luca Romani, Marco Bicchi, Francesco Balduzzi, Michele Marconcini, Alessandro Bianchini, Andrea Arnone, Giovanni Ferrara, Lorenzo Toni, Davide Biliotti
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102488
https://doi.org/10.1115/GT2023-102488
View Paper titled, A Critical Analysis on the Impact of External Losses on the Performance of a Centrifugal Compressor Stage – Experimental and Multi-Fidelity Numerical Assessment
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Topics: Compressors, Computational fluid dynamics, Design, Flow (Dynamics), Cavities, Engineering simulation, Simulation, Computer simulation, Leakage, Leakage flows
Proceedings Papers

Modeling Tip Flow Structures and Heat Transfer in Contemporary Cooled and Uncooled High-Pressure Turbine Blades

Louis Christensen, Richard Celestina, Spencer Sperling, Randall Mathison, Hakan Aksoy, Jong Liu, Jeremy Nickol
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A019, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104002
https://doi.org/10.1115/GT2023-104002
View Paper titled, Modeling Tip Flow Structures and Heat Transfer in Contemporary Cooled and Uncooled High-Pressure Turbine Blades
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Topics: Flow (Dynamics), Heat transfer, High pressure (Physics), Modeling, Turbine blades, Cooling, Blades, Cavities, Vortices, Pressure
Proceedings Papers

Super-Critical Carbon Dioxide Power Cycle for Waste Heat Recovery Utilizing Hermetic Oil-Free Turbomachinery: Cycle and Conceptual Turbomachinery Design

Bugra Ertas, Joseph Zierer, Aaron McClung, Dave Torrey, Rahul A. Bidkar, Doug Hofer, Vandana Rallabandi, Rajkeshar Singh, Xiaohua Zhang
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A033, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104245
https://doi.org/10.1115/GT2023-104245
View Paper titled, Super-Critical Carbon Dioxide Power Cycle for Waste Heat Recovery Utilizing Hermetic Oil-Free Turbomachinery: Cycle and Conceptual Turbomachinery Design
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Topics: Carbon dioxide, Cycles, Design, Heat recovery, Thermodynamic power cycles, Turbomachinery, Bearings, Gas turbines, Organic Rankine cycle, Power systems (Machinery)
Proceedings Papers

Investigation of the Applicability of Methods Approved for Steam to the Design of Labyrinth Seals in Turbines Operated With CO 2 in Supercritical State

Katharina Tegethoff, Christian Musch, Stefan Glos, Sebastian Schuster, Dieter Brillert
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102220
https://doi.org/10.1115/GT2023-102220
View Paper titled, Investigation of the Applicability of Methods Approved for Steam to the Design of Labyrinth Seals in Turbines Operated With CO 2 in Supercritical State
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Topics: Carbon dioxide, Design, Steam, Turbines, Computational fluid dynamics, Steam turbines, Computer simulation, Density, Fluids, Heating
Proceedings Papers

Influence of Casing Roughness on the Tip-Leakage Loss in a Linear Turbine Cascade

Lukas Huser, Stefan aus der Wiesche, Markus Schatz
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A027, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103119
https://doi.org/10.1115/GT2023-103119
View Paper titled, Influence of Casing Roughness on the Tip-Leakage Loss in a Linear Turbine Cascade
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Topics: Cascades (Fluid dynamics), Leakage, Probes, Surface roughness, Turbines
Proceedings Papers

Numerical Investigation of the Interaction of a Circumferential Groove Casing Treatment and Near-Tip Modifications for a Highly-Loaded Low-Speed Rotor Under the Influence of Double Leakage

Lukas Reisinger, Jannik Eckel, Philipp von Jeinsen, Volker Gümmer
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101545
https://doi.org/10.1115/GT2023-101545
View Paper titled, Numerical Investigation of the Interaction of a Circumferential Groove Casing Treatment and Near-Tip Modifications for a Highly-Loaded Low-Speed Rotor Under the Influence of Double Leakage
Open the PDF for Numerical Investigation of the Interaction of a Circumferential Groove Casing Treatment and Near-Tip Modifications for a Highly-Loaded Low-Speed Rotor Under the Influence of Double Leakage in another window
Topics: Compressors, Flow (Dynamics), Leakage, Rotors, Stability, Vortices, Wake turbulence