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Proceedings Papers

Thermoacoustic Stability Analysis of a Full-Annular Lean Combustor for Heavy-Duty Applications

Daniele Pampaloni, Antonio Andreini, Alessandro Marini, Giovanni Riccio, Gianni Ceccherini
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A049, June 7–11, 2021
Paper No: GT2021-59267
DOI: https://doi.org/10.1115/GT2021-59267
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Topics: Combustion chambers, Stability, Flames, Dynamics (Mechanics), Engineering simulation, Fuels, Gas turbines, Simulation, Boundary-value problems, Combustion systems
Proceedings Papers

Morphing of Reversible Axial Fan Blade: A FSI-FEM Study

Valerio F. Barnabei, Alessio Castorrini, Alessandro Corsini, Franco Rispoli
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T10A009, June 7–11, 2021
Paper No: GT2021-59554
DOI: https://doi.org/10.1115/GT2021-59554
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Topics: Blades, Finite element methods, Finite element model, Fluid structure interaction, Design, Flow (Dynamics), Engineering simulation, Fluids, Shapes, Simulation
Proceedings Papers

Steam Turbine Casing Analyses to Determine Pressure and Temperature Limits

Paul T. Smith, Daniel J. Griffin
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A015, June 7–11, 2021
Paper No: GT2021-59535
DOI: https://doi.org/10.1115/GT2021-59535
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Topics: Analytical methods, Finite element analysis, Pressure, Sealing (Process), Steam turbines, Temperature, Turbines, Steam, Stress, Bolted joints
Proceedings Papers

Supersonic Aerodynamic Instability Characteristics of Bidirectional Porous Functionally Graded Panel

Shashidhar Reddy Rajidi, Abhay Gupta, Satyajit Panda
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A013, June 7–11, 2021
Paper No: GT2021-59346
DOI: https://doi.org/10.1115/GT2021-59346
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Topics: Advanced materials, Aerospace industry, Alloys, Buckling, Finite element model, Flutter (Aerodynamics), Functionally graded materials, Oscillations, Pistons, Porosity
Proceedings Papers

On Virtual Clearance Monitoring of Steam Turbine by Using Model Order Reduction

Hiroshi Ito, Shoichiro Hosomi, Norikazu Tezuka, Tomohiro Ishida
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT25A002, June 7–11, 2021
Paper No: GT2021-59003
DOI: https://doi.org/10.1115/GT2021-59003
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Topics: Clearances (Engineering), Steam turbines, Sensors, Errors, Rotors, Data fusion, Finite element analysis, Stress, Finite element model, High temperature
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
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A028, June 7–11, 2021
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

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

Joseph A. Beck, Jeffrey M. Brown, Alex A. Kaszynski, Daniel L. Gillaugh
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A016, June 7–11, 2021
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

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

Y. G. Wu, Y. Fan, L. Li, Z. M. Zhao
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A008, June 7–11, 2021
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
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A023, June 7–11, 2021
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

The Effect of Sand Erosion on a Compressor Blade and its Modal Properties

Robby Weber, Arnold Kühhorn, Thomas Klauke, Sven Schrape
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A001, September 21–25, 2020
Paper No: GT2020-14045
DOI: https://doi.org/10.1115/GT2020-14045
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Topics: Blades, Compressors, Erosion, Sands, Engines, Airfoils, Damage, Design, High cycle fatigue, Wear
Proceedings Papers

Numerical Investigation on the Nonlinear Dynamics of Anisotropic Breathing Cracked Rotor Systems

Zhaoli Zheng, Zixuan Li, Di Zhang, Yonghui Xie, Zheyuan Zhang
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT29A005, September 21–25, 2020
Paper No: GT2020-14415
DOI: https://doi.org/10.1115/GT2020-14415
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Topics: Anisotropy, Bearings, Finite element model, Nonlinear dynamics, Rotors
Proceedings Papers

Correlating and Updating Finite Element Models of Different Fidelity Using an Energy-Based Approach

Alexander Hardenberg, Arnold Kühhorn, Maren Fanter
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT26A006, September 21–25, 2020
Paper No: GT2020-14509
DOI: https://doi.org/10.1115/GT2020-14509
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Topics: Finite element model, Modeling, Errors, Aircraft engines, Kinetic energy, Shells, Turbines, Uncertainty, Computer simulation, Engineers
Proceedings Papers

Numerical Study of Welding Residual Stresses in Blisk Repairs by Patching

Ricarda Berger, Benedikt Hofmeister, Cristian G. Gebhardt, Raimund Rolfes
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A010, September 21–25, 2020
Paper No: GT2020-14659
DOI: https://doi.org/10.1115/GT2020-14659
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Topics: Maintenance, Residual stresses, Welding, Blades, Stress, Compressors, Design, Computer simulation, Damage, Fatigue
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

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

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

Consideration of Simplified Structural Models for Turbine Vane Modal Analysis

Natalie S. Korpics, Reid A. Berdanier
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A038, September 21–25, 2020
Paper No: GT2020-15806
DOI: https://doi.org/10.1115/GT2020-15806
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Topics: Modal analysis, Turbines, Modeling, Blades, Design, Disks, Engineers, Engines, Failure mechanisms, Finite element analysis
Proceedings Papers

Analysis of Nonlinear Modal Damping due to Friction at Blade Roots in Mistuned Bladed Discs

Junjie Chen, Chaoping Zang, Biao Zhou, E. P. Petrov
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A039, September 21–25, 2020
Paper No: GT2020-16029
DOI: https://doi.org/10.1115/GT2020-16029
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Topics: Blades, Damping, Disks, Friction, Vibration, Engines, Excitation, Finite element model, Manufacturing, Mode shapes
Proceedings Papers

Platform Centered Reduction: A Process Capturing the Essentials for Blade-Damper Coupled Optimization

Chiara Gastaldi, Muzio M. Gola
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A044, September 21–25, 2020
Paper No: GT2020-16317
DOI: https://doi.org/10.1115/GT2020-16317
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Topics: Blades, Dampers, Optimization, Airfoils, Damping, Design, Shapes, Computation, Dimensions, Dry friction