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Proceedings Papers

A Study of Stall Process in an Axial Flow Compressor With Foam Metal Casing Treatment

Jia Li, Dakun Sun, Ruize Xu, Xu Dong, Xiaofeng Sun
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A024, June 13–17, 2022
Paper No: GT2022-82828
DOI: https://doi.org/10.1115/GT2022-82828
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Topics: Axial flow, Compressors, Metals, Stall inception, Flow (Dynamics), Rotors, Blades, Chords (Trusses), Design, Emissions
Proceedings Papers

Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity

Maria Rozman, Eric T. DeShong, Reid A. Berdanier, Karen A. Thole, Christopher Robak
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A021, June 13–17, 2022
Paper No: GT2022-82664
DOI: https://doi.org/10.1115/GT2022-82664
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Topics: Cavities, Flow instability, Transients (Dynamics), Turbines, Flow (Dynamics), Aircraft engines, Cooling, Cycles, Design, Energy generation
Proceedings Papers

Experimental Determination of Blade Tip Rub Forces in a Multi-Blade System

Robin Reifsnyder, Chris Keener, Randall Mathison, Kiran D’Souza
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A032, June 13–17, 2022
Paper No: GT2022-83344
DOI: https://doi.org/10.1115/GT2022-83344
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Topics: Blades, Stress, Frequency response, Gas turbines, Physics, Rotating blades, Shaft angle encoders, Turbomachinery
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

Experimental Modal Analysis of a Full-Scale Rotating Fan

Corentin Jorajuria, Claude Gibert, Fabrice Thouverez, Cécile Esteves
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A021, June 13–17, 2022
Paper No: GT2022-82540
DOI: https://doi.org/10.1115/GT2022-82540
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Topics: Modal analysis, Piezoelectric actuators, Testing, Vacuum, Excitation, Frequency response, Aeronautics, Composite materials, Damping, Density
Proceedings Papers

A Novel Decomposition Approach Preventing Spurious Entropy Generation in Hybrid Thermoacoustic Stability Computations

Gerrit Heilmann, Tong Liu, Pedro Romero Vega, Thomas Sattelmayer
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A029, June 13–17, 2022
Paper No: GT2022-82637
DOI: https://doi.org/10.1115/GT2022-82637
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Topics: Computation, Entropy, Stability, Flames, Acoustics, Frequency response, Combustion chambers, Flow (Dynamics), Fluctuations (Physics), Heat
Proceedings Papers

Study on the Vibration Characteristics of Bladed Disks With Damping Mistuning

Yasutomo Kaneko, Toshio Watanabe, Tatsuya Furukawa
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A002, June 13–17, 2022
Paper No: GT2022-79644
DOI: https://doi.org/10.1115/GT2022-79644
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Topics: Damping, Disks, Vibration, Blades, Flutter (Aerodynamics), Stability, Rotation, Frequency response, Optimization, Resonance
Proceedings Papers

Preliminary Numerical Validation of the Frequency Response Method on the Study of Aero-Damping in a Linear Oscillating Compressor Cascade

Xin Tong, Fanfu Yin, Xin Shen, Xiaoqing Qiang, Hua Ouyang
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT21A018, June 13–17, 2022
Paper No: GT2022-82382
DOI: https://doi.org/10.1115/GT2022-82382
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Topics: Cascades (Fluid dynamics), Compressors, Damping, Frequency response, Oscillations, Stiffness
Proceedings Papers

A Novel Low-Cost Approach to Testing High-Cycle Fatigue Limits

Luis Mendez Betances, Samer Armaly, Jeffrey L. Kauffman
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT24A009, June 13–17, 2022
Paper No: GT2022-82658
DOI: https://doi.org/10.1115/GT2022-82658
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Topics: High cycle fatigue, Testing, Vibration, Cycles, Engines, Feedback, Motors, Cantilevers, Control equipment, Displacement
Proceedings Papers

Ranking of Aircraft Fuel-Injectors Regarding Low Frequency Thermoacoustics Based on an Energy Balance Method

André Fischer, Claus Lahiri
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A011, June 7–11, 2021
Paper No: GT2021-59561
DOI: https://doi.org/10.1115/GT2021-59561
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Topics: Acoustics, Aircraft, Energy budget (Physics), Flames, Fuel injectors, Thermoacoustics, Transfer functions, Aircraft engines, Combustion chambers, Combustion systems
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

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

Hybrid Numerical-Experimental Model Update Based on Correlation Approach for Turbine Components

Zeeshan Saeed, Christian Maria Firrone, Teresa Maria Berruti
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A042, September 21–25, 2020
Paper No: GT2020-16308
DOI: https://doi.org/10.1115/GT2020-16308
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Topics: Blades, Computer simulation, Degrees of freedom, Disks, Errors, Failure, Frequency response, High cycle fatigue, Impact testing, Overlays (Materials engineering)
Proceedings Papers

Topological Optimization of Under-Platform Dampers With Moving Morphable Components and Global Optimization Algorithm for Nonlinear Frequency Response

E. Denimal, F. El Haddad, C. Wong, L. Salles
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A006, September 21–25, 2020
Paper No: GT2020-14394
DOI: https://doi.org/10.1115/GT2020-14394
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Topics: Dampers, Frequency response, Optimization, Optimization algorithms, Topology, Vibration, Aircraft engines, Friction, Geometry, High cycle fatigue
Proceedings Papers

The Experimental Rotordynamic Stability Evaluation Method Using Magnetic Excitation System for an Integrally Geared Compressor

Hirotoshi Arihara, Yoshitaka Baba, Shunsuke Morinaka, Yuki Kameyama
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT29A010, September 21–25, 2020
Paper No: GT2020-14883
DOI: https://doi.org/10.1115/GT2020-14883
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Topics: Compressors, Evaluation methods, Excitation systems, Stability, Excitation, Rotors, Machinery, Rotor vibration, Vibration, Compressor impellers
Proceedings Papers

Analysis of Thermoacoustic Modes in Can-Annular Combustors Using Effective Bloch-Type Boundary Conditions

Jakob G. R. von Saldern, Alessandro Orchini, Jonas P. Moeck
Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A036, September 21–25, 2020
Paper No: GT2020-14665
DOI: https://doi.org/10.1115/GT2020-14665
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Topics: Boundary-value problems, Combustion chambers, Acoustics, Eigenvalues, Waves, Combustion systems, Compressors, Electrical conductivity, Flames, Frequency response
Proceedings Papers

Acoustic Energy Balance During the Onset, Growth and Saturation of Thermoacoustic Instabilities

R. Gaudron, D. Yang, A. S. Morgans
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A053, September 21–25, 2020
Paper No: GT2020-16158
DOI: https://doi.org/10.1115/GT2020-16158
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Topics: Acoustics, Energy budget (Physics), Combustion chambers, Cycles, Flames, Network models, Oscillations, Absorption, Damping, Dimensionless numbers
Proceedings Papers

Design and Testing of a Miniaturized Five-Hole Fast Response Pressure Probe With Large Frequency Bandwidth and High Angular Sensitivity

Elissavet Boufidi, Marco Alati, Fabrizio Fontaneto, Sergio Lavagnoli
Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T05A010, June 17–21, 2019
Paper No: GT2019-90470
DOI: https://doi.org/10.1115/GT2019-90470
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Topics: Design, Pressure, Probes, Testing, Dynamic response, Calibration, Cavities, Engineering prototypes, Flow (Dynamics), Frequency response
Proceedings Papers

Semiconductor Nano and Micro Membrane Based Pressure Sensors for Wide Bandwidth Measurements

Y. Kang, R. Sibold, M. Homer, L. Gladwin, R. Claus, W. Ng, H. Ruan
Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T05A026, June 17–21, 2019
Paper No: GT2019-91681
DOI: https://doi.org/10.1115/GT2019-91681
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Topics: Membranes, Pressure sensors, Semiconductors (Materials), Pressure, Sensors, Temperature, Wind tunnels, Erosion, Fluids, Frequency response