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Proceedings Papers

Investigations of the Unsteady Aerodynamic Characteristics for Intakes at Crosswind

Tommaso Piovesan, Zhang Wenqiang, Mehdi Vahdati, Pavlos K. Zachos

Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A009, June 13–17, 2022

Paper No: GT2022-82149

DOI: https://doi.org/10.1115/GT2022-82149

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Topics: Computational fluid dynamics, Ducts, Engineering simulation, Flow (Dynamics), Separation (Technology), Simulation, Stability, Steady state, Unsteady flow, Vibration

Proceedings Papers

A Fluid-Structure Interaction Tool Using a Van der Pol Based Reduced-Order Model for Buffet and Non-Synchronous Vibrations

Richard Hollenbach, Robert Kielb, Kenneth Hall

Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A007, June 13–17, 2022

Paper No: GT2022-80277

DOI: https://doi.org/10.1115/GT2022-80277

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Topics: Fluid structure interaction, Vibration

Proceedings Papers

Multi-Objective Aerodynamic and Aeroelastic Coupled Design Optimization Using a Fully Turbulent Discrete Adjoint Harmonic Balance Method

Hangkong Wu, Dingxi Wang, Xiuquan Huang

Paper No: GT2022-80490

DOI: https://doi.org/10.1115/GT2022-80490

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Topics: Design, Optimization, Turbulence, Blades, Stability, Diluents, Turbomachinery, Flutter (Aerodynamics), NASA, Rotors

Proceedings Papers

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

Shreyas Hegde, Laith Zori, Rubens Campregher, Robert Kielb

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

An Improved Preliminary Design Tool for Turbomachinery Blades Using Van der Pol Based Reduced-Order Model for Non-Synchronous Vibrations

Richard Hollenbach, Robert Kielb, Kenneth Hall

Paper No: GT2022-83391

DOI: https://doi.org/10.1115/GT2022-83391

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Topics: Blades, Design, Fluid structure interaction, Turbomachinery, Vibration

Proceedings Papers

Bearing Fault Detection on Wind Turbine Gearbox Vibrations Using Generalized Likelihood Ratio-Based Indicators

Kayacan Kestel, Cédric Peeters, Jérôme Antoni, Shawn Sheng, Jan Helsen

Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A005, June 13–17, 2022

Paper No: GT2022-81294

DOI: https://doi.org/10.1115/GT2022-81294

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Topics: Bearings, Condition monitoring, Flaw detection, Mechanical drives, Vibration, Wind turbines

Proceedings Papers

Effect of Twist Angle on the Performance of Darrieus Vertical Axis Wind Turbines

Ahmed S. Saad, Mahmoud Ahmed

Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A001, June 13–17, 2022

Paper No: GT2022-80198

DOI: https://doi.org/10.1115/GT2022-80198

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Topics: Blades, Computer simulation, Cycles, Design, Flow (Dynamics), Fluctuations (Physics), Navier-Stokes equations, Oscillations, Rotation, Rotors

Proceedings Papers

Direct Numerical Simulations of Aerodynamic Performance of Wind Turbine Airfoil by Considering Flap-Wise Blade Oscillations

Mahdi Erfanian Nakhchi Toosi, Mohammad Rahmati

Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A009, June 13–17, 2022

Paper No: GT2022-81988

DOI: https://doi.org/10.1115/GT2022-81988

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Topics: Airfoils, Blades, Computer simulation, Flow separation, Oscillations, Vibration, Wind turbines

Proceedings Papers

Digital Replicas of Low Pressure Steam Turbine Moving Blades - Assessment of Geometrical and Mechanical Quality Requirements Using Roboter-Assisted Optical Scanning

Frederik Popig

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A005, June 13–17, 2022

Paper No: GT2022-80464

DOI: https://doi.org/10.1115/GT2022-80464

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Topics: Blades, Pressure, Steam turbines, Inspection, Center of mass, Airfoils, Computer-aided design, Geometry, Optical measurement, Resonance

Proceedings Papers

Interface Reduction in an Equivalent Linearization Algorithm for Nonlinearly Coupled Systems Under Random Excitation

Alwin Förster, Lars Panning-von Scheidt

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A001, June 13–17, 2022

Paper No: GT2022-78367

DOI: https://doi.org/10.1115/GT2022-78367

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Topics: Algorithms, Approximation, Couplings, Degrees of freedom, Disks, Dynamics (Mechanics), Excitation, Manufacturing, Polynomials, Random excitation

Proceedings Papers

Processing Multi Component Blade Tip Timing Experimental Data by Independent Component Analysis

Elena Rizzetto, Luigi Carassale

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A011, June 13–17, 2022

Paper No: GT2022-81753

DOI: https://doi.org/10.1115/GT2022-81753

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Topics: Blades, Flutter (Aerodynamics), Independent component analysis, Vibration, Disks, Principal component analysis, Rotors, Sensors, Signals, Stress

Proceedings Papers

Modal Identification for Integrally Bladed Rotors Under Traveling Wave Excitation

Joseph A. Beck, Jeffrey M. Brown, Daniel L. Gillaugh, Alex A. Kaszynski

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A029, June 13–17, 2022

Paper No: GT2022-83204

DOI: https://doi.org/10.1115/GT2022-83204

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Topics: Excitation, Rotors, Traveling waves, Blades, Spectral energy distribution, Testing, Damping, Excitation systems, Fast Fourier transforms, Fittings

Proceedings Papers

The Impact of Mistuning and Material Damping on Bladed Disks of Similar Geometries

Jarred A. Nix, Andres M. Rodriguez, Jeffrey L. Kauffman

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A017, June 13–17, 2022

Paper No: GT2022-82309

DOI: https://doi.org/10.1115/GT2022-82309

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Topics: Damping, Disks, Blades, Manufacturing, Frequency response, Friction, Rotors, Turbomachinery, Vibration

Proceedings Papers

Robust Probabilistic Analysis of Deterioration-Induced Aeroelasticity in an Axial Turbine

Lennart Stania, Joerg R. Seume

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT25A006, June 13–17, 2022

Paper No: GT2022-82628

DOI: https://doi.org/10.1115/GT2022-82628

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Topics: Aeroelasticity, Turbines, Blades, Engineering simulation, Sensitivity analysis, Simulation, Vibration, Damping, High cycle fatigue, Airfoils

Proceedings Papers

Simulation and Investigation of an Intentionally Mistuned Blisk Rotor in a High Pressure Compressor

Jingjie Yang, Bernd Beirow, Thomas Giersch

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A022, June 13–17, 2022

Paper No: GT2022-82576

DOI: https://doi.org/10.1115/GT2022-82576

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Topics: Compressors, High pressure (Physics), Rotors, Simulation, Blades, Manufacturing, Vibration, Disks, Aircraft engines, Computational fluid dynamics

Proceedings Papers

Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling

Niklas Maroldt, Joerg R. Seume, Lukas Schwerdt, Lars Panning von-Scheidt, Jörg Wallaschek, Ricarda Berger, Raimund Rolfes

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A007, June 13–17, 2022

Paper No: GT2022-81090

DOI: https://doi.org/10.1115/GT2022-81090

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Topics: Compressors, Modeling, Vibration, Rotors, Blades, Damping, Engineering simulation, Fatigue life, High cycle fatigue, Simulation

Proceedings Papers

Design and Characterization of the OSU Rotor 67 Blisk for Future Damping and Mistuning Studies at Design Speed

Chris Keener, Kiran D’Souza

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A023, June 13–17, 2022

Paper No: GT2022-82717

DOI: https://doi.org/10.1115/GT2022-82717

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Topics: Damping, Design, Rotors, Airfoils, Disks, Gas turbines, Aviation, Dampers, Dynamics (Mechanics), Finite element model

Proceedings Papers

Experimental Investigation of Friction Damping in Blade Root Joints

Daniele Botto, Veronica Iannotti, Federica Cuccovillo

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A008, June 13–17, 2022

Paper No: GT2022-81663

DOI: https://doi.org/10.1115/GT2022-81663

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Topics: Blades, Damping, Friction, Disks, Stress, Vibration, Design, Dynamics (Mechanics), Excitation systems, Experimental analysis

Proceedings Papers

Active Rotor Controller Design for Vibration and Bend Mitigation Utilizing Active Magnetic Bearings and Internal Shaft Actuation

Gauthier Fieux, Nicola Bailey, Patrick Keogh

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A010, June 13–17, 2022

Paper No: GT2022-82528

DOI: https://doi.org/10.1115/GT2022-82528

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Topics: Control equipment, Design, Magnetic bearings, Rotors, Vibration, Machinery, Actuators, Feedback, Finite element analysis, Flanges

Proceedings Papers

Non-Linear Damper-Blade Coupling Calculations Reduced to Essentials

Chiara Gastaldi, Muzio M. Gola

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A026, June 13–17, 2022

Paper No: GT2022-82830

DOI: https://doi.org/10.1115/GT2022-82830

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Topics: Blades, Dampers, Airfoils, Cycles, Finite element model, Rotation, Bending (Stress), Construction, Damping, Design

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NARROW

Investigations of the Unsteady Aerodynamic Characteristics for Intakes at Crosswind

A Fluid-Structure Interaction Tool Using a Van der Pol Based Reduced-Order Model for Buffet and Non-Synchronous Vibrations

Multi-Objective Aerodynamic and Aeroelastic Coupled Design Optimization Using a Fully Turbulent Discrete Adjoint Harmonic Balance Method

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

An Improved Preliminary Design Tool for Turbomachinery Blades Using Van der Pol Based Reduced-Order Model for Non-Synchronous Vibrations

Bearing Fault Detection on Wind Turbine Gearbox Vibrations Using Generalized Likelihood Ratio-Based Indicators

Effect of Twist Angle on the Performance of Darrieus Vertical Axis Wind Turbines

Direct Numerical Simulations of Aerodynamic Performance of Wind Turbine Airfoil by Considering Flap-Wise Blade Oscillations

Digital Replicas of Low Pressure Steam Turbine Moving Blades - Assessment of Geometrical and Mechanical Quality Requirements Using Roboter-Assisted Optical Scanning

Interface Reduction in an Equivalent Linearization Algorithm for Nonlinearly Coupled Systems Under Random Excitation

Processing Multi Component Blade Tip Timing Experimental Data by Independent Component Analysis

Modal Identification for Integrally Bladed Rotors Under Traveling Wave Excitation

The Impact of Mistuning and Material Damping on Bladed Disks of Similar Geometries

Robust Probabilistic Analysis of Deterioration-Induced Aeroelasticity in an Axial Turbine

Simulation and Investigation of an Intentionally Mistuned Blisk Rotor in a High Pressure Compressor

Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling

Design and Characterization of the OSU Rotor 67 Blisk for Future Damping and Mistuning Studies at Design Speed

Experimental Investigation of Friction Damping in Blade Root Joints

Active Rotor Controller Design for Vibration and Bend Mitigation Utilizing Active Magnetic Bearings and Internal Shaft Actuation

Non-Linear Damper-Blade Coupling Calculations Reduced to Essentials

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