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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

Proceedings Papers

Design, Optimization and Experimental Verification of a Metal Rubber Isolator for Momentum Wheels

Yanhong Ma, Xiangxin Tang, Jie Hong

Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A027, June 7–11, 2021

Paper No: GT2021-59940

DOI: https://doi.org/10.1115/GT2021-59940

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Topics: Design, Metals, Momentum, Optimization, Rubber, Vibration isolation, Wheels

Proceedings Papers

HCF Optimization of a High Speed Variable Geometry Turbine

Alister Simpson, Sung in Kim, Jongyoon Park, Seong Kwon, Sejong Yoo

Paper No: GT2021-59626

DOI: https://doi.org/10.1115/GT2021-59626

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Topics: Geometry, High cycle fatigue, Optimization, Turbines, Blades, Stress, Computational fluid dynamics, Pressure, Vibration, Cycles

Proceedings Papers

Mistuning and Damping of a Radial Turbine Wheel. Part 1: Fundamental Analyses and Design of Intentional Mistuning Pattern

Alex Nakos, Bernd Beirow, Arthur Zobel

Paper No: GT2021-59283

DOI: https://doi.org/10.1115/GT2021-59283

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Topics: Blades, Damping, Design, Turbines, Vibration, Wheels

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

Numerical Investigation on Unsteady Characteristics in Different Rim Seal Geometries: Part B

Zengyan Lian, Qiang Du, Guang Liu, Ruonan Wang, Lei Xie

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A025, September 21–25, 2020

Paper No: GT2020-15607

DOI: https://doi.org/10.1115/GT2020-15607

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Topics: Blades, Computation, Computational fluid dynamics, Disks, Flow (Dynamics), Gas turbines, Pressure, Reynolds-averaged Navier–Stokes equations, Rotors, Sealants

Proceedings Papers

Development of the Functional-Gradient Turbine Wheel With Cooled Blades Without Lock Connection

Liubov Magerramova, Michael Volkov, Anton Salnikov, Eugene Kratt

Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT26A007, September 21–25, 2020

Paper No: GT2020-14772

DOI: https://doi.org/10.1115/GT2020-14772

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Topics: Blades, Locks (Waterways), Turbines, Wheels

Proceedings Papers

Vibration Analyses of an Axial Turbine Wheel With Intentional Mistuning

Bernd Beirow, Arnold Kühhorn, Robby Weber, Frederik Popig

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A009, September 21–25, 2020

Paper No: GT2020-14468

DOI: https://doi.org/10.1115/GT2020-14468

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Topics: Blades, Computer simulation, Damping, Design, Disks, Flow (Dynamics), Flow separation, Flutter (Aerodynamics), Genetic algorithms, Manufacturing

Proceedings Papers

Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors

Christoph Rocky Heinrich, Arnold Kühhorn, Klaus Steff, Nico Petry

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A025, September 21–25, 2020

Paper No: GT2020-15281

DOI: https://doi.org/10.1115/GT2020-15281

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Topics: Approximation, Compressors, High pressure (Physics), Cavities, Impellers, Acoustics, Simulation, Compressor impellers, Computer simulation, Design

Proceedings Papers

Intelligent Fault Diagnosis of Planetary Wheel Bearing Using Constrained Independent Component Analysis and Stacked Sparse Autoencoder

Hongkun Li, Gangjin Huang, Jiayu Ou, Yuanliang Zhang

Proc. ASME. GT2020, Volume 12: Wind Energy, V012T42A009, September 21–25, 2020

Paper No: GT2020-15311

DOI: https://doi.org/10.1115/GT2020-15311

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Topics: Bearings, Fault diagnosis, Independent component analysis, Wheels, Signals, Machinery, Aerospace industry, Eigenvalues, Maintenance, Mechanical drives

Proceedings Papers

Performance Improvement of a Mixed Flow Turbine Using 3D Blading

Matthew Elliott, Stephen Spence, Martin Seiler, Marco Geron

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A030, September 21–25, 2020

Paper No: GT2020-16272

DOI: https://doi.org/10.1115/GT2020-16272

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Topics: Flow (Dynamics), Turbines, Blades, Design, Optimization, Shapes, Wheels, Geometry, Stress, Diffusers

Proceedings Papers

Experimental Assessment of a Sliding-Blade Inside-Out Ceramic Turbine

D. Thibault, P. K. Dubois, B. Picard, A. Landry-Blais, J.-S. Plante, M. Picard

Proc. ASME. GT2020, Volume 3: Ceramics; Coal, Biomass, Hydrogen, and Alternative Fuels, V003T02A005, September 21–25, 2020

Paper No: GT2020-15137

DOI: https://doi.org/10.1115/GT2020-15137

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Topics: Blades, Ceramics, Turbines, Reliability, Design, Engineering prototypes, Engines, Friction, Brayton cycle, Centrifugal force

Proceedings Papers

Gradient-Based Optimization of a Radial Turbine Volute and a Downstream Bend Using Vertex Morphing

Nicolas Lachenmaier, Daniel Baumgärtner, Heinz-Peter Schiffer, Johannes Kech

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A004, September 21–25, 2020

Paper No: GT2020-14145

DOI: https://doi.org/10.1115/GT2020-14145

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Topics: Optimization, Turbines, Pressure, Compressors, Cycles, Design, Fuel consumption, Geometry, Internal combustion engines, Pressure drop

Proceedings Papers

Reduced-Order Modelling of Rotating Stall

Dominik Schlüter, Robert P. Grewe, Fabian Wartzek, Alexander Liefke, Jan Werner, Christian Kunkel, Volker Gümmer

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A011, September 21–25, 2020

Paper No: GT2020-14459

DOI: https://doi.org/10.1115/GT2020-14459

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Topics: Clocks, Compressors, Computation, Computational fluid dynamics, Computer simulation, Errors, Flow (Dynamics), Modeling, Pressure, Reynolds-averaged Navier–Stokes equations

Proceedings Papers

Prediction of the Unsteady Transition Behavior in Low Pressure Turbine Flows Using Time and Frequency Domain Methods

Jan Ph. Heners, Christoph Müller-Schindewolffs, Frederik Blum, Damian M. Vogt

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A007, September 21–25, 2020

Paper No: GT2020-14257

DOI: https://doi.org/10.1115/GT2020-14257

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Topics: Flow (Dynamics), Pressure, Turbines, Simulation, Boundary layers, Stators, Suction, Transients (Dynamics), Separation (Technology), Shapes

2 3 4 5

NARROW

Aeromechanical Optimization of Scalloping in Mixed Flow Turbines

Practical Method for Burner Staging Turbine Forced Response Evaluation

Design, Optimization and Experimental Verification of a Metal Rubber Isolator for Momentum Wheels

HCF Optimization of a High Speed Variable Geometry Turbine

Mistuning and Damping of a Radial Turbine Wheel. Part 1: Fundamental Analyses and Design of Intentional Mistuning Pattern

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

Numerical Investigation on Unsteady Characteristics in Different Rim Seal Geometries: Part B

Development of the Functional-Gradient Turbine Wheel With Cooled Blades Without Lock Connection

Vibration Analyses of an Axial Turbine Wheel With Intentional Mistuning

Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors

Intelligent Fault Diagnosis of Planetary Wheel Bearing Using Constrained Independent Component Analysis and Stacked Sparse Autoencoder

Performance Improvement of a Mixed Flow Turbine Using 3D Blading

Experimental Assessment of a Sliding-Blade Inside-Out Ceramic Turbine

Gradient-Based Optimization of a Radial Turbine Volute and a Downstream Bend Using Vertex Morphing

Reduced-Order Modelling of Rotating Stall

Prediction of the Unsteady Transition Behavior in Low Pressure Turbine Flows Using Time and Frequency Domain Methods

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