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Proceedings Papers

On the Influence of Bearing Modeling Details on the Dynamical System Effects of a Mid-Size Turbocharger Rotor

Arthur Zobel, Christopher Fuhrer, Damian M. Vogt, Alex Nakos, Bernd Beirow, Alexander Blessing, Carolin Zippack
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102098
https://doi.org/10.1115/GT2023-102098
View Paper titled, On the Influence of Bearing Modeling Details on the Dynamical System Effects of a Mid-Size Turbocharger Rotor
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Topics: Bearings, Dynamic systems, Modeling, Rotors, Turbochargers, Compressors, Turbines, Wheels, Damping, Excitation
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

Development of a Reduced Order Model Based on Aerodynamic Influence Coefficients to Simulate Aeroelastic Phenomena in Axial Compressor Blades

Marco Casoni, Ernesto Benini, Andrea Magrini
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A005, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101894
https://doi.org/10.1115/GT2023-101894
View Paper titled, Development of a Reduced Order Model Based on Aerodynamic Influence Coefficients to Simulate Aeroelastic Phenomena in Axial Compressor Blades
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Topics: Aeroelasticity, Blades, Compressors, System identification
Proceedings Papers

Improved Strain-Energy Based Mistuning Models Part I: Motivation, Approach, and Understanding

Shreyas Hegde, Andrew Madden, Robert Kielb
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A001, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100678
https://doi.org/10.1115/GT2023-100678
View Paper titled, Improved Strain-Energy Based Mistuning Models Part I: Motivation, Approach, and Understanding
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Topics: Blades, Compressors, Coordinate measuring machines, Disks, Physics, Resonance, Rotors, Structural dynamics, Turbomachinery
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

Mistuning and Damping of a Radial Turbine Wheel. Part 3: Validation of Intentional Mistuning During Machine Operation

Alex Nakos, Bernd Beirow, Manfred Wirsum, Markus Schafferus, Marios Sasakaros, Damian Vogt, Arthur Zobel
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT27A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101993
https://doi.org/10.1115/GT2023-101993
View Paper titled, Mistuning and Damping of a Radial Turbine Wheel. Part 3: Validation of Intentional Mistuning During Machine Operation
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Topics: Blades, Damping, Machinery, Turbines, Vibration, Wheels, Hardware, Turbochargers, Compressors, Computer software
Proceedings Papers

Investigation of Rear Blisk Drum Dynamics Under Consideration of Multi-Stage Coupling

Marco Gambitta, Bernd Beirow, Thomas Klauke
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103756
https://doi.org/10.1115/GT2023-103756
View Paper titled, Investigation of Rear Blisk Drum Dynamics Under Consideration of Multi-Stage Coupling
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Topics: Bladed disks, Dynamics (Mechanics), Compressors, Geometry, Vibration, Blades, Collaboration, Design engineering, Disks, Structural dynamics
Proceedings Papers

Design of a Linear Compressor Cascade for Influence Coefficient Method Flutter Testing

Julian Gambel, Dieter Peitsch, Sabine Schneider
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A016, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103758
https://doi.org/10.1115/GT2023-103758
View Paper titled, Design of a Linear Compressor Cascade for Influence Coefficient Method Flutter Testing
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Topics: Aerodynamics, Cascades (Fluid dynamics), Compressors, Design, Flutter (Aerodynamics), Mode shapes, Stability, Testing
Proceedings Papers

Identification of Compressor Vibration Aerodynamic Forcing Mechanisms by Spectral Characteristics

Valerie Hernley, Jeongseek Kang, Matthew Montgomery, Jae Hoon Chung, Aleksandar Jemcov, Scott C. Morris
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101059
https://doi.org/10.1115/GT2023-101059
View Paper titled, Identification of Compressor Vibration Aerodynamic Forcing Mechanisms by Spectral Characteristics
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Topics: Compressors, Damping, Flutter (Aerodynamics), Vibration
Proceedings Papers

Experiments on Tuned UHBR Open-Test-Case Fan ECL5/CATANA: Stability Limit

Anne-Lise Fiquet, Alexandra P. Schneider, Benoit Paoletti, Xavier Ottavy, Christoph Brandstetter
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102537
https://doi.org/10.1115/GT2023-102537
View Paper titled, Experiments on Tuned UHBR Open-Test-Case Fan ECL5/CATANA: Stability Limit
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Topics: Stability, Vibration, Blades, Architecture, Chords (Trusses), Clearances (Engineering), Composite materials, Compressors, Engineering simulation, Fans
Proceedings Papers

Forced Response Analysis of a Highly-Loaded Low-Pressure Compressor Stage With Inlet Distortions

Riccardo Toracchio, Sina Stapelfeldt, Koen Hillewaert, Fabrizio Fontaneto
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A017, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103881
https://doi.org/10.1115/GT2023-103881
View Paper titled, Forced Response Analysis of a Highly-Loaded Low-Pressure Compressor Stage With Inlet Distortions
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Topics: Compressors, Pressure
Proceedings Papers

Aeroacoustic Effects on the Forcing of Fan and Compressor Blades Due to Distortion

Hans Mårtensson, Mattias Billson
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A019, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104081
https://doi.org/10.1115/GT2023-104081
View Paper titled, Aeroacoustic Effects on the Forcing of Fan and Compressor Blades Due to Distortion
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Topics: Blades, Compressors
Proceedings Papers

Mitigation of Start-Up Coupled Lateral-Torsional Vibration of a Synchronous Motor Driven Integrally Geared Centrifugal Compressor

Zhusan Luo, Carl L. Schwarz
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT26A014, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103162
https://doi.org/10.1115/GT2023-103162
View Paper titled, Mitigation of Start-Up Coupled Lateral-Torsional Vibration of a Synchronous Motor Driven Integrally Geared Centrifugal Compressor
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Topics: Compressors, Engines, Gears, Motors, Vibration
Proceedings Papers

Integrated Hybrid Air Foil-Magnetic Thrust Bearing (i-HFMTB) Part II: Possibility of Rigid Mode Control for 250HP Air Compressor System

Yongbok Lee, Yunseok Ha, Jungwan Kim, Keonwoo Jeong
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT26A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102910
https://doi.org/10.1115/GT2023-102910
View Paper titled, Integrated Hybrid Air Foil-Magnetic Thrust Bearing (i-HFMTB) Part II: Possibility of Rigid Mode Control for 250HP Air Compressor System
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Topics: Air compressors, Compressors, Thrust bearings, Vibration
Proceedings Papers

NASA Small Engine Components Compressor Test Facility: High Efficiency Centrifugal Compressor Vaneless Diffuser and Transition Duct Configurations

Herbert M. Harrison, Ezra O. McNichols, Matthew R. Blaha
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A018, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103128
https://doi.org/10.1115/GT2023-103128
View Paper titled, NASA Small Engine Components Compressor Test Facility: High Efficiency Centrifugal Compressor Vaneless Diffuser and Transition Duct Configurations
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Topics: Compressors, Ducts, Engines, NASA, Test facilities, Vaneless diffusers
Proceedings Papers

Numerical and Experimental Investigation of Riblet-Coating Impact on Centrifugal Compressor Stage Performance

Sophia Jörg, Manfred Wirsum, Mikel Lucas García De Albéniz, Peter Leitl, Andreas Flanschger, Yvonne Kowalik, Philipp Jenny
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A017, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103040
https://doi.org/10.1115/GT2023-103040
View Paper titled, Numerical and Experimental Investigation of Riblet-Coating Impact on Centrifugal Compressor Stage Performance
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Topics: Coating processes, Compressors
Proceedings Papers

Diffuser Stall Inception in a High-Pressure Ratio Centrifugal Compressor With Fishtail Pipe Diffuser

Atsushi Ogino, Ryo Nakayama, Eijiro Kitamura, Nobumichi Fujisawa, Satoshi Aoyama, Yutaka Ohta
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100835
https://doi.org/10.1115/GT2023-100835
View Paper titled, Diffuser Stall Inception in a High-Pressure Ratio Centrifugal Compressor With Fishtail Pipe Diffuser
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Topics: Compressors, Diffusers, High pressure (Physics), Pipes, Stall inception
Proceedings Papers

Unsteady Pre-Stall Behavior in a Centrifugal Compressor With Vaned Diffuser

Yutaro Suzuki, Nobumichi Fujisawa, Yutaka Ohta
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A014, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102425
https://doi.org/10.1115/GT2023-102425
View Paper titled, Unsteady Pre-Stall Behavior in a Centrifugal Compressor With Vaned Diffuser
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Topics: Compressors, Diffusers
Proceedings Papers

Experimental Characterization of Surge Cycles in a Centrifugal Compressor Under Wet Gas Operation

Alberto Serena, Øyvind Hundseid, Lars Eirik Bakken
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102287
https://doi.org/10.1115/GT2023-102287
View Paper titled, Experimental Characterization of Surge Cycles in a Centrifugal Compressor Under Wet Gas Operation
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Topics: Compressors, Cycles, Experimental characterization, Flow visualization, Surges, Turbomachinery, Unsteady flow
Proceedings Papers

Robust Design of a Vaned Diffuser in a Centrifugal Compressor Stage With a High Load Impeller

Andrea Agnolucci, Michele Marconcini, Davide Biliotti, Lorenzo Toni, Alberto Baroni, Luca Romani, Andrea Arnone
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A022, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103585
https://doi.org/10.1115/GT2023-103585
View Paper titled, Robust Design of a Vaned Diffuser in a Centrifugal Compressor Stage With a High Load Impeller
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Topics: Compressors, Design, Diffusers, Impellers, Stress, Clearances (Engineering), High pressure (Physics), Geometry, Machinery, Manufacturing