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Proceedings Papers

Nonlinear Modal Analysis of Frictional Ring Damper for Compressor Blisk

Yekai Sun, Jie Yuan, Enora Denimal, Loïc Salles

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A007, September 21–25, 2020

Paper No: GT2020-14277

DOI: https://doi.org/10.1115/GT2020-14277

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Topics: Compressors, Dampers, Modal analysis, Damping, Disks, Friction, Geometry, Pressure, Resonance

Proceedings Papers

The Impact of Excitation and Mode Shape on Non-Linear Blade Vibrations

Johannes Linhard, Andreas Hartung, Stefan Schwarz, Hans-Peter Hackenberg, Mateusz Sienko

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A013, September 21–25, 2020

Paper No: GT2020-14670

DOI: https://doi.org/10.1115/GT2020-14670

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Topics: Blades, Excitation, Mode shapes, Vibration

Proceedings Papers

Vibration Analysis and Methods of Dry Friction Damping of Tubed Vortex Reducer

Siyuan Chen, Yanrong Wang, Dasheng Wei, Yanbin Luo, Shimin Gao

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A001, September 21–25, 2020

Paper No: GT2020-14001

DOI: https://doi.org/10.1115/GT2020-14001

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Topics: Damping, Dry friction, Vibration analysis, Vortices

Proceedings Papers

On a New Nonlinear Reduced-Order Model for Capturing Internal Resonances in Intentionally Mistuned Cyclic Structures

Samuel Quaegebeur, Benjamin Chouvion, Fabrice Thouverez, Loïc Berthe

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A019, September 21–25, 2020

Paper No: GT2020-14941

DOI: https://doi.org/10.1115/GT2020-14941

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Topics: Polynomials, Resonance

Proceedings Papers

Single Nodal Diameter Excitation of Turbine Blades: Experimental and Theoretical Study

Thomas Hoffmann, Lars Panning-von Scheidt, Jörg Wallaschek

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A008, September 21–25, 2020

Paper No: GT2020-14282

DOI: https://doi.org/10.1115/GT2020-14282

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Topics: Excitation, Turbine blades, Blades, Engines, Vibration, Spectra (Spectroscopy), Aerodynamics, Disks, Fluid-dynamic forces, Geometry

Proceedings Papers

Sparse Reconstruction Method of Non-Uniform Sampling and its Application in Blade Tip Timing System

Jie Tian, Xiaopu Zhang, Yong Chen, Peter Russhard, Hua Ouyang

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A014, September 21–25, 2020

Paper No: GT2020-14753

DOI: https://doi.org/10.1115/GT2020-14753

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Topics: Blades, Vibration

Proceedings Papers

Nonlinear Vibration Analysis of Turbine Bladed Disks With Mid-Span Dampers

Erhan Ferhatoglu, Stefano Zucca, Daniele Botto, Jury Auciello, Lorenzo Arcangeli

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A020, September 21–25, 2020

Paper No: GT2020-14942

DOI: https://doi.org/10.1115/GT2020-14942

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Topics: Dampers, Disks, Friction, Nonlinear vibration, Turbines, Vibration, Design, Blades, Damping, Airfoils

Proceedings Papers

Study on the Reduction of the Resonant Stress of Turbine Blades Caused by the Stage Interaction Force (Simultaneous Optimization of Blade Resonant Stress and Amount of Unbalance)

Yasutomo Kaneko, Toshio Watanabe, Tatsuya Furukawa

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A002, September 21–25, 2020

Paper No: GT2020-14031

DOI: https://doi.org/10.1115/GT2020-14031

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Topics: Blades, Optimization, Resonance, Stress, Turbine blades, Disks, Design, Countermeasures, High cycle fatigue, Aircraft engines

Proceedings Papers

Nonlinear Vibration by Asynchronous Excitation Force in Friction Damper of Turbine Blade

Ryuichi Umehara, Haruko Shiraishi, Naoki Onozato, Tetsuya Shimmyo

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A015, September 21–25, 2020

Paper No: GT2020-14757

DOI: https://doi.org/10.1115/GT2020-14757

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Topics: Dampers, Excitation, Friction, Nonlinear vibration, Turbine blades

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

Effect of Friction on the Structural Dynamics of Built-Up Structures: An Experimental Study

Alfredo Fantetti, Christoph Schwingshackl

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A021, September 21–25, 2020

Paper No: GT2020-14945

DOI: https://doi.org/10.1115/GT2020-14945

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Topics: Friction, Structural dynamics, Dynamic response, Dynamics (Mechanics), Uncertainty, Damping, Excitation, Hammers, Modeling, Resonance

Proceedings Papers

A Model Reduction Method for Bladed Disks With Large Geometric Mistuning Using a Partially Reduced Intermediate System Model

Lukas Schwerdt, Lars Panning-von Scheidt, Jörg Wallaschek

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A003, September 21–25, 2020

Paper No: GT2020-14199

DOI: https://doi.org/10.1115/GT2020-14199

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Topics: Disks, Geometry, Prisms (Optics), Blades, Compressors, Damage, Finite element analysis, Maintenance, Simulation, System dynamics

Proceedings Papers

A Friction-Enhanced Tuned Ring Damper for Bladed Disks

Andrea Lupini, Bogdan I. Epureanu

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A016, September 21–25, 2020

Paper No: GT2020-14815

DOI: https://doi.org/10.1115/GT2020-14815

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Topics: Dampers, Disks, Friction, Energy transformation, Blades, Damping, Design, Equations of motion, Finite element model, Frequency response

Proceedings Papers

An Energy Method for Assessing the Damping of Turbine Blade Underplatform Damper and Forced Response Verification

Shimin Gao, Yanrong Wang, Zhiwei Sun

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A010, September 21–25, 2020

Paper No: GT2020-14532

DOI: https://doi.org/10.1115/GT2020-14532

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Topics: Dampers, Damping, Design, Dry friction, Turbine blades, Vibration

Proceedings Papers

Reduced Order Method Based on an Adaptive Formulation and its Application to Fan Blade System With Dovetail Joints

Jie Yuan, Christoph Schwingshackl, Loic Salles, Chian Wong, Sophoclis Patsias

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A004, September 21–25, 2020

Paper No: GT2020-14227

DOI: https://doi.org/10.1115/GT2020-14227

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Topics: Blades, Dynamics (Mechanics), Manufacturing, Modeling, Aircraft engines, Computation, Energy dissipation, Friction, Modal analysis, Resonance

Proceedings Papers

Forced Response Variation of a Compressor Utilizing Blade Tip Timing, Strain Gages, and As-Manufactured Finite Element Models

Daniel L. Gillaugh, Timothy J. Janczewski, Alexander A. Kaszynski, Jeffrey M. Brown, Joseph A. Beck, Chase Nessler

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A022, September 21–25, 2020

Paper No: GT2020-15054

DOI: https://doi.org/10.1115/GT2020-15054

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Topics: Blades, Compressors, Finite element model, Strain gages, Safety, Stress, Accounting, Chords (Trusses), Deflection, Dynamic response

Proceedings Papers

Comparative Study of Blades Reduced Order Models With Geometrical Nonlinearities and Contact Interfaces

Elise Delhez, Florence Nyssen, Jean-Claude Golinval, Alain Batailly

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A017, September 21–25, 2020

Paper No: GT2020-14882

DOI: https://doi.org/10.1115/GT2020-14882

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Topics: Blades, Finite element model, Accounting, Compressors, Degrees of freedom, Displacement, Excitation, NASA, Robustness, Rotors

Proceedings Papers

Modeling Complex Contact Conditions and Their Effect on Blade Dynamics

Chiara Gastaldi, Johann Gross, Maren Scheel, Teresa M. Berruti, Malte Krack

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A011, September 21–25, 2020

Paper No: GT2020-14630

DOI: https://doi.org/10.1115/GT2020-14630

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Topics: Blades, Dynamics (Mechanics), Modeling, Dampers, Disks, Friction, Pressure, Springs, Coulombs, Design

Proceedings Papers

High Fidelity Transient Forced Response Analysis of Mistuned Bladed Disks Under Complex Excitation and Variable Rotation Speeds

Jing Tong, Chaoping Zang, Evgeny Petrov

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A023, September 21–25, 2020

Paper No: GT2020-15223

DOI: https://doi.org/10.1115/GT2020-15223

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Topics: Disks, Excitation, Rotation, Transients (Dynamics), Engines, Finite element analysis, Gas turbines, Mode shapes, Modeling, Resonance

Proceedings Papers

Equivalent Linearization of Bladed Disk Assemblies With Friction Nonlinearities Under Random Excitation

Alwin Förster, Lars Panning-von Scheidt, Jörg Wallaschek

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A005, September 21–25, 2020

Paper No: GT2020-14264

DOI: https://doi.org/10.1115/GT2020-14264

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Topics: Disks, Friction, Random excitation, Excitation, Dampers, Degrees of freedom, Manufacturing, Energy dissipation, Linear systems, Nonlinear equations

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NARROW

Nonlinear Modal Analysis of Frictional Ring Damper for Compressor Blisk

The Impact of Excitation and Mode Shape on Non-Linear Blade Vibrations

Vibration Analysis and Methods of Dry Friction Damping of Tubed Vortex Reducer

On a New Nonlinear Reduced-Order Model for Capturing Internal Resonances in Intentionally Mistuned Cyclic Structures

Single Nodal Diameter Excitation of Turbine Blades: Experimental and Theoretical Study

Sparse Reconstruction Method of Non-Uniform Sampling and its Application in Blade Tip Timing System

Nonlinear Vibration Analysis of Turbine Bladed Disks With Mid-Span Dampers

Study on the Reduction of the Resonant Stress of Turbine Blades Caused by the Stage Interaction Force (Simultaneous Optimization of Blade Resonant Stress and Amount of Unbalance)

Nonlinear Vibration by Asynchronous Excitation Force in Friction Damper of Turbine Blade

Vibration Analyses of an Axial Turbine Wheel With Intentional Mistuning

Effect of Friction on the Structural Dynamics of Built-Up Structures: An Experimental Study

A Model Reduction Method for Bladed Disks With Large Geometric Mistuning Using a Partially Reduced Intermediate System Model

A Friction-Enhanced Tuned Ring Damper for Bladed Disks

An Energy Method for Assessing the Damping of Turbine Blade Underplatform Damper and Forced Response Verification

Reduced Order Method Based on an Adaptive Formulation and its Application to Fan Blade System With Dovetail Joints

Forced Response Variation of a Compressor Utilizing Blade Tip Timing, Strain Gages, and As-Manufactured Finite Element Models

Comparative Study of Blades Reduced Order Models With Geometrical Nonlinearities and Contact Interfaces

Modeling Complex Contact Conditions and Their Effect on Blade Dynamics

High Fidelity Transient Forced Response Analysis of Mistuned Bladed Disks Under Complex Excitation and Variable Rotation Speeds

Equivalent Linearization of Bladed Disk Assemblies With Friction Nonlinearities Under Random Excitation

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