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Proceedings Papers

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

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

Searching for the Optimal Arrangement of Mistuned Blades Based on Solving the Traveling Salesman Problem for Simple Mass-Spring Linear System

Nikolay Serebriakov, Alexander Selivanov

Paper No: GT2021-59927

DOI: https://doi.org/10.1115/GT2021-59927

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Topics: Blades, Linear systems, Springs, Disks, Algorithms, Construction, Manufacturing, Optimization, Resonance, Rotation

Proceedings Papers

Structural Integrity of Serrated Leading Edge Guide Vane Blades for Noise Reduction

Cleopatra Cuciumita, Ning Qin, Felix Stanley, Shahrokh Shahpar

Paper No: GT2021-58747

DOI: https://doi.org/10.1115/GT2021-58747

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Topics: Blades, Guide vanes, Noise control

Proceedings Papers

Effect of Bladed Packets on Transient Vibration Localization Behaviors of Mistuned Whole Bladed Disk System

Xuanen Kan

Paper No: GT2021-58722

DOI: https://doi.org/10.1115/GT2021-58722

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Topics: Disks, Transients (Dynamics), Vibration, Blades, Steady state, Turbochargers

Proceedings Papers

Gaussian Stochastic Process Modeling of Blend Repaired Airfoil Modal Response Using Reduced Basis Mode Shape Approach

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

Paper No: GT2021-60238

DOI: https://doi.org/10.1115/GT2021-60238

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Topics: Airfoils, Mode shapes, Modeling, Stochastic processes, Modal assurance criterion, Maintenance, Displacement, Geometry, Design, Finite element model

Proceedings Papers

Analysis of Loading and Vibration Histories on Natural Frequencies and Modal Damping of Blades With Friction at Root Contact Interfaces

Junjie Chen, Chaoping Zang, Biao Zhou, E. P. Petrov

Paper No: GT2021-58985

DOI: https://doi.org/10.1115/GT2021-58985

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Topics: Blades, Damping, Friction, Vibration, Disks, Engines, Flight, Rotation, Stress, Cycles

Proceedings Papers

Accurate Interpolation of the Dependency of Modal Properties on the Rotation Speed for the Transient Response Analysis of Bladed Disks

Jing Tong, Chaoping Zang, E. P. Petrov

Paper No: GT2021-58982

DOI: https://doi.org/10.1115/GT2021-58982

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

Proceedings Papers

Optimization of Non-Uniform Sensor Placement for Blade Tip Timing Based on Equiangular Tight Frame Theory

Zhiwei Zhang, Pengfei Chai, Yong Chen, Jie Tian, Hua Ouyang

Paper No: GT2021-59104

DOI: https://doi.org/10.1115/GT2021-59104

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Topics: Algorithms, Blades, Optimization, Sensor placement

Proceedings Papers

Rubbing Of a Bladed Disk Considering Coriolis Effect: A Reduced Model Based on Complex Modal Analysis

Dawei Chen, Jiguo Zhang, Jiaguangyi Xiao, Yong Chen

Paper No: GT2021-59008

DOI: https://doi.org/10.1115/GT2021-59008

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Topics: Coriolis force, Disks, Modal analysis

Proceedings Papers

Full-Scale Vibration Testing of Nozzle Guide Vanes

Giuseppe Macoretta, Bernardo Disma Monelli, Paolo Neri, Federico Bucciarelli, Damaso Checcacci, Enrico Giusti

Paper No: GT2021-59356

DOI: https://doi.org/10.1115/GT2021-59356

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Topics: Finite element methods, Friction, Nozzle guide vanes, Testing, Vibration

Proceedings Papers

Development of a Harmonic Balance Method-Based Numerical Strategy for Blade-Tip/Casing Interactions: Application to NASA Rotor 37

Yann Colaïtis, Alain Batailly

Paper No: GT2021-59298

DOI: https://doi.org/10.1115/GT2021-59298

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Topics: Blades, Compressors, NASA, Rotors

Proceedings Papers

Assessment of Geometric Nonlinearities Influence on NASA Rotor 37 Response to Blade Tip/Casing Rubbing Events

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

Paper No: GT2021-58931

DOI: https://doi.org/10.1115/GT2021-58931

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Topics: Blades, NASA, Rotors, Coating processes, Coatings, Compressors, Engines, Stiffness, Wear

Proceedings Papers

Investigation on the Robustness of Rotor/Stator Contact Interactions With Respect to Small Mistuning

Florence Nyssen, Alain Batailly

Paper No: GT2021-59216

DOI: https://doi.org/10.1115/GT2021-59216

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Topics: Robustness, Rotors, Stators, Blades, Degrees of freedom, Disks, Design, Engineering simulation, Engines, Excitation

Proceedings Papers

Numerical Methods for Calculating Component Modes for Geometric Mistuning Reduced-Order Models

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

Paper No: GT2021-59126

DOI: https://doi.org/10.1115/GT2021-59126

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Topics: Eigenvalues, Errors, Finite element model, Geometry, Numerical analysis, Optical scanners, Parallel processing, Rotors, Stiffness, Storage

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

Development of a Multi-Shaker-Control to Investigate the Influence of the Interblade Phase Angle on Frictionally Damped Turbine Blades

Florian Jäger, Ferhat Kaptan, Lars Panning-Von Scheidt, Jörg Wallaschek

Paper No: GT2021-59272

DOI: https://doi.org/10.1115/GT2021-59272

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Topics: Blades, Control algorithms, Control systems, Dampers, Damping, Degrees of freedom, Friction, Mode shapes, Stress, Turbine blades

Proceedings Papers

On the Performance of Wave-Like Dry Friction and Piezoelectric Hybrid Flexible Dampers

Y. G. Wu, Y. Fan, L. Li, Z. M. Zhao

Paper No: GT2021-58817

DOI: https://doi.org/10.1115/GT2021-58817

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Topics: Dampers, Dry friction, Waves, Damping, Friction, Piezoelectric materials, Circuits, Actuators, Cantilevers, Finite element model

Proceedings Papers

Topological Optimization of Piezoelectric Transducers for Vibration Reduction of Bladed Disks

Y. Fan, H. Y. Ma, Y. G. Wu, L. Li, K. Y. Tian, Z. M. Zhao

Paper No: GT2021-59461

DOI: https://doi.org/10.1115/GT2021-59461

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Topics: Disks, Optimization, Piezoelectric transducers, Topology, Vibration, Piezoelectric materials, Damping, Stress, Blades, Dampers

Proceedings Papers

A Dynamic Systems Based Approach to Estimate Cyclic and Creep Damage of a Power Turbine Blade Subjected to a Random Transient Operation

Dipankar Dua, Quang Le, Anthony Saladino, Deepak Thirumurthy, Jaskirat Singh

Paper No: GT2021-59390

DOI: https://doi.org/10.1115/GT2021-59390

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Topics: Creep, Damage, Dynamic systems, Transients (Dynamics), Turbine blades, Engines, Stress, Instrumentation, Turbine components, Turbines

Proceedings Papers

Advanced Processing of a Blade Vibratory Response Obtained With Tip Timing Method Using Hyperparameter-Free Sparse Estimation Method

Vsevolod Kharyton, Dave Zachariah

Paper No: GT2021-02411

DOI: https://doi.org/10.1115/GT2021-02411

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Topics: Blades, Signals

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

Searching for the Optimal Arrangement of Mistuned Blades Based on Solving the Traveling Salesman Problem for Simple Mass-Spring Linear System

Structural Integrity of Serrated Leading Edge Guide Vane Blades for Noise Reduction

Effect of Bladed Packets on Transient Vibration Localization Behaviors of Mistuned Whole Bladed Disk System

Gaussian Stochastic Process Modeling of Blend Repaired Airfoil Modal Response Using Reduced Basis Mode Shape Approach

Analysis of Loading and Vibration Histories on Natural Frequencies and Modal Damping of Blades With Friction at Root Contact Interfaces

Accurate Interpolation of the Dependency of Modal Properties on the Rotation Speed for the Transient Response Analysis of Bladed Disks

Optimization of Non-Uniform Sensor Placement for Blade Tip Timing Based on Equiangular Tight Frame Theory

Rubbing Of a Bladed Disk Considering Coriolis Effect: A Reduced Model Based on Complex Modal Analysis

Full-Scale Vibration Testing of Nozzle Guide Vanes

Development of a Harmonic Balance Method-Based Numerical Strategy for Blade-Tip/Casing Interactions: Application to NASA Rotor 37

Assessment of Geometric Nonlinearities Influence on NASA Rotor 37 Response to Blade Tip/Casing Rubbing Events

Investigation on the Robustness of Rotor/Stator Contact Interactions With Respect to Small Mistuning

Numerical Methods for Calculating Component Modes for Geometric Mistuning Reduced-Order Models

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

Development of a Multi-Shaker-Control to Investigate the Influence of the Interblade Phase Angle on Frictionally Damped Turbine Blades

On the Performance of Wave-Like Dry Friction and Piezoelectric Hybrid Flexible Dampers

Topological Optimization of Piezoelectric Transducers for Vibration Reduction of Bladed Disks

A Dynamic Systems Based Approach to Estimate Cyclic and Creep Damage of a Power Turbine Blade Subjected to a Random Transient Operation

Advanced Processing of a Blade Vibratory Response Obtained With Tip Timing Method Using Hyperparameter-Free Sparse Estimation Method

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