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Proceedings Papers

Experimental and Computational Investigation of an Advanced Casing Treatment in a Single Stage High Speed Compressor

Nicholas H. Maher, Mark H. Ross, Scott C. Morris, Stephan Priebe, Giridhar Jothiprasad, David Allan, G. Scott McNulty, Michael Macrorie

Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A042, June 13–17, 2022

Paper No: GT2022-83459

DOI: https://doi.org/10.1115/GT2022-83459

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Topics: Compressors, Rotors, Design, Engineering simulation, Pressure, Simulation, Computer simulation, Flow (Dynamics), Inlet guide vanes, Physics

Proceedings Papers

Numerical Investigation on Radial Turbines Aerodynamics Aimed at the Definition of Design Rules for Industrial Applications

Fabrizio Lottini, Michele Marconcini, Andrea Arnone, Davide Biliotti, Lorenzo Toni

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A009, June 13–17, 2022

Paper No: GT2022-82266

DOI: https://doi.org/10.1115/GT2022-82266

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Topics: Aerodynamics, Design, Turbines, Metals, Wheels, Geometry, Stiffness, Flow (Dynamics), Turbochargers, Computational fluid dynamics

Proceedings Papers

Model Setup for the Investigation of Flow Phenomena in a 1.5-Stage Gas Turbine Regarding Hot Gas Ingestion

Lukas Pehle, Sven Schwertner, Manfred Wirsum

Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A006, June 13–17, 2022

Paper No: GT2022-81947

DOI: https://doi.org/10.1115/GT2022-81947

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Topics: Flow (Dynamics), Gas turbines, Cavities, Pressure, Sealing (Process), Wheels, Boundary-value problems, Computer simulation, Modeling, Turbines

Proceedings Papers

Effects of Turbine Conditions on Rim Seal Performance and Prediction

Shaun Burden, John W. Chew, Feng Gao, Olaf Marxen

Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A016, June 13–17, 2022

Paper No: GT2022-83194

DOI: https://doi.org/10.1115/GT2022-83194

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Topics: Computational fluid dynamics, Turbines, Flow (Dynamics), Pressure, Cavities, Cooling systems, Disks, Dynamics (Mechanics), Geometry, Large eddy simulation

Proceedings Papers

Design and Development of a Fast Response Torque Meter for Unsteady Flows in Turbocharger Applications

Aakeen Parikh, Gunin Singh, Chris Noon, Harminder Flora, Ricardo Martinez-Botas

Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T18A014, June 13–17, 2022

Paper No: GT2022-81976

DOI: https://doi.org/10.1115/GT2022-81976

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Topics: Design, Torquemeters, Turbochargers, Unsteady flow, Torque, Compressors, Torque measurement, Boundary-value problems, Construction, Generators

Proceedings Papers

Study on Titanium Aluminide Turbine Wheel Blade Machining for Turbochargers by Electrochemical Machining (ECM)

Masahiro Aono, Tatsuya Shimizu, Nobuaki Obi, Akihiro Goto

Paper No: GT2022-80752

DOI: https://doi.org/10.1115/GT2022-80752

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Topics: Blades, Machining, Titanium aluminide, Turbines, Turbochargers, Wheels

Proceedings Papers

Advanced Thermal Profiling of Turbocharger Compressor Wheels Using Phosphorescence Thermal History Coatings

Solon Karagiannopoulos, Martin Rode, David Peral, Daniel Castillo, Silvia Araguas-Rodríguez, Kieron Rai, Ryosuke Inomata, Georgios Iosifidis, Jörg Feist

Paper No: GT2022-80820

DOI: https://doi.org/10.1115/GT2022-80820

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Topics: Coatings, Compressors, Cooling, Phosphorescence, Sensors, Temperature, Turbochargers, Wheels

Proceedings Papers

Efficient Forced Response Analysis for Asymmetric Vane Spacing

Benedict Geihe, Christian Frey, Graham Ashcroft

Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT21A022, June 13–17, 2022

Paper No: GT2022-82983

DOI: https://doi.org/10.1115/GT2022-82983

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Topics: Blades, Engineering simulation, Engines, Excitation, Fluctuations (Physics), Fourier transforms, Inflow, Rotors, Simulation, Turbines

Proceedings Papers

Application of Intentional Mistuning to Reduce the Vibration Susceptibility of a Steam Turbine Wheel

Bernd Beirow, Mark Golze, Frederik Popig

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A016, June 13–17, 2022

Paper No: GT2022-82208

DOI: https://doi.org/10.1115/GT2022-82208

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Topics: Blades, Flutter (Aerodynamics), Steam turbines, Vibration, Wheels

Proceedings Papers

Mistuning and Damping of a Radial Turbine Wheel. Part 2: Implementation and Validation of Intentional Mistuning

Alex Nakos, Bernd Beirow, Arthur Zobel

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A006, June 13–17, 2022

Paper No: GT2022-80643

DOI: https://doi.org/10.1115/GT2022-80643

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Topics: Blades, Damping, Turbines, Vibration, Wheels, Design, Manufacturing, Accounting, Exhaust systems, Free vibrations

Proceedings Papers

Numerical Observations of a Stall Phenomenon in the NASA CC3 Compressor

Michael Ni, Gregorio Robles Vega, Ron Ho Ni, John Clark, Michael List

Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A004, June 13–17, 2022

Paper No: GT2022-78911

DOI: https://doi.org/10.1115/GT2022-78911

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Topics: Compressors, NASA, Engineering simulation, Simulation, Flow (Dynamics), Annulus, Approximation, Design, Diffusers, Numerical analysis

Proceedings Papers

Impact of Aerodynamic Asymmetry on the Embedded Rotor Forcing and Mistuned Blade Response

Shreyas Hegde, Laith Zori, Rubens Campregher, Robert Kielb

Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A004, June 13–17, 2022

Paper No: GT2022-78101

DOI: https://doi.org/10.1115/GT2022-78101

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Topics: Blades, Compressors, Computational fluid dynamics, Rotors, Stators, Engineering simulation, Simulation, Waves, Disks, Reflection

Proceedings Papers

Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity

Maria Rozman, Eric T. DeShong, Reid A. Berdanier, Karen A. Thole, Christopher Robak

Paper No: GT2022-82664

DOI: https://doi.org/10.1115/GT2022-82664

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Topics: Cavities, Flow instability, Transients (Dynamics), Turbines, Flow (Dynamics), Aircraft engines, Cooling, Cycles, Design, Energy generation

Proceedings Papers

Correlating Cavity Sealing Effectiveness to Time-Resolved Rim Seal Events in the Presence of Vane Trailing Edge Flow

Shawn Siroka, Iván Monge-Concepción, Reid A. Berdanier, Michael D. Barringer, Karen A. Thole, Christopher Robak

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A011, June 7–11, 2021

Paper No: GT2021-59285

DOI: https://doi.org/10.1115/GT2021-59285

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Topics: Cavities, Flow (Dynamics), Sealing (Process), Temperature, Coolants, Cooling, Blades, Computer simulation, Disks, Engineering simulation

Proceedings Papers

Investigation of Unsteady Flow Characteristics in Axial Rim Seal

Lei Xie, Qiang Du, Guang Liu, Zengyan Lian, Ran Ren

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A002, June 7–11, 2021

Paper No: GT2021-58822

DOI: https://doi.org/10.1115/GT2021-58822

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Topics: Computational fluid dynamics, Unsteady flow, Flow (Dynamics), Sealing (Process), Cavities, Wheels, Pressure, Vortices, Coriolis force, Inertia (Mechanics)

Proceedings Papers

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

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A004, June 7–11, 2021

Paper No: GT2021-59076

DOI: https://doi.org/10.1115/GT2021-59076

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Topics: Engines, Sealing (Process), Computation, Flow (Dynamics), Annulus, Geometry, Blades, Computational fluid dynamics, Design, Mach number

Proceedings Papers

On the Challenge of Determining the Surge Limit of Turbocharger Compressors: Part 1 – Experimental and Numerical Analysis of the Operating Limits

T. Dielenschneider, J. Ratz, S. Leichtfuß, H.-P. Schiffer, W. Eißler

Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A011, June 7–11, 2021

Paper No: GT2021-59439

DOI: https://doi.org/10.1115/GT2021-59439

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Topics: Compressors, Numerical analysis, Surges, Turbochargers, Pressure, Signals, Transients (Dynamics), Automotive industry, Design, Flow (Dynamics)

Proceedings Papers

Testing and Acceptance of Semi-Machined Turbine Rotor Forging Elements

Steve Ingistov, Douglas Nagy

Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T17A018, June 7–11, 2021

Paper No: GT2021-60028

DOI: https://doi.org/10.1115/GT2021-60028

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Topics: Forging, Rotors, Testing, Turbines, Forgings (Products), Temperature, Tension, Wheels, ASTM standards, Compressive stress

Proceedings Papers

Aeromechanical Optimization of Scalloping in Mixed Flow Turbines

Matthew Elliott, Stephen Spence, Martin Seiler, Marco Geron

Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A004, June 7–11, 2021

Paper No: GT2021-58901

DOI: https://doi.org/10.1115/GT2021-58901

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Topics: Flow (Dynamics), Optimization, Turbines, Design, Inertia (Mechanics), Engines, Stress, Rotors, Transients (Dynamics), Turbochargers

Proceedings Papers

Practical Method for Burner Staging Turbine Forced Response Evaluation

Nikola Kafedzhiyski, Maria Mayorca

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A008, June 7–11, 2021

Paper No: GT2021-59040

DOI: https://doi.org/10.1115/GT2021-59040

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Topics: Computational fluid dynamics, Turbines, Combustion chambers, Excitation, Stress, Temperature distribution, Blades, Combustion, Emissions, Engineers

NARROW

Experimental and Computational Investigation of an Advanced Casing Treatment in a Single Stage High Speed Compressor

Numerical Investigation on Radial Turbines Aerodynamics Aimed at the Definition of Design Rules for Industrial Applications

Model Setup for the Investigation of Flow Phenomena in a 1.5-Stage Gas Turbine Regarding Hot Gas Ingestion

Effects of Turbine Conditions on Rim Seal Performance and Prediction

Design and Development of a Fast Response Torque Meter for Unsteady Flows in Turbocharger Applications

Study on Titanium Aluminide Turbine Wheel Blade Machining for Turbochargers by Electrochemical Machining (ECM)

Advanced Thermal Profiling of Turbocharger Compressor Wheels Using Phosphorescence Thermal History Coatings

Efficient Forced Response Analysis for Asymmetric Vane Spacing

Application of Intentional Mistuning to Reduce the Vibration Susceptibility of a Steam Turbine Wheel

Mistuning and Damping of a Radial Turbine Wheel. Part 2: Implementation and Validation of Intentional Mistuning

Numerical Observations of a Stall Phenomenon in the NASA CC3 Compressor

Impact of Aerodynamic Asymmetry on the Embedded Rotor Forcing and Mistuned Blade Response

Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity

Correlating Cavity Sealing Effectiveness to Time-Resolved Rim Seal Events in the Presence of Vane Trailing Edge Flow

Investigation of Unsteady Flow Characteristics in Axial Rim Seal

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

On the Challenge of Determining the Surge Limit of Turbocharger Compressors: Part 1 – Experimental and Numerical Analysis of the Operating Limits

Testing and Acceptance of Semi-Machined Turbine Rotor Forging Elements

Aeromechanical Optimization of Scalloping in Mixed Flow Turbines

Practical Method for Burner Staging Turbine Forced Response Evaluation

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