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Proceedings Papers

Low Reduced Frequency Theory of Airfoils Vibrating in Complex Modes

Roque Corral, Yago Blando, Aitor Pitarch
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, V08AT21A020, June 13–17, 2022
Paper No: GT2022-82704
DOI: https://doi.org/10.1115/GT2022-82704
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Topics: Airfoils, Cycles, Blades, Acoustics, Aerodynamics, Mode shapes, Navier-Stokes equations, Pressure, Resonance, Stability
Proceedings Papers

Uncertainty Quantification of Computational Flutter Estimates of a Compressor Cascade

Marco Rauseo, Fanzhou Zhao, Mehdi Vahdati, Quentin Rendu
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, V08AT21A010, June 13–17, 2022
Paper No: GT2022-81935
DOI: https://doi.org/10.1115/GT2022-81935
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Topics: Cascades (Fluid dynamics), Compressors, Flutter (Aerodynamics), Uncertainty quantification, Damping, Flow (Dynamics), Blades, Design, Uncertainty, Aircraft engines
Proceedings Papers

Aerodynamic and Aeroelastic Effects of Inlet Guide Vane Mistuning in a Transonic Compressor

Daniel Franke, Jonas Foret, Fabian Klausmann, Heinz-Peter Schiffer, Thomas Giersch, Bernd Becker
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, V08AT21A002, June 13–17, 2022
Paper No: GT2022-78710
DOI: https://doi.org/10.1115/GT2022-78710
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Topics: Compressors, Inlet guide vanes, Aerodynamics, Rotors, Blades, Countermeasures, Instrumentation, Locks (Waterways), Steady state, Transients (Dynamics)
Proceedings Papers

Influence of a Turbulence Control Screen on the Aerodynamic and Aeroelastic Behavior of a UHBR Fan

Alexandra P. Schneider, Benoit Paoletti, Xavier Ottavy, Christoph Brandstetter
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, V08AT21A011, June 13–17, 2022
Paper No: GT2022-81961
DOI: https://doi.org/10.1115/GT2022-81961
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Topics: Turbulence, Acoustics, Aircraft engines, Composite materials, Design, Ducts, Flight, Honeycomb structures, Inflow, Instrumentation
Proceedings Papers

Effect of System Mode and Structural Damping Perturbation on the Mistuned Forced Response and Aerodynamic Damping of Embedded Compressor Rotors

Shreyas Hegde, Jonathan D. Inge, Robert Kielb
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, V08AT21A003, June 13–17, 2022
Paper No: GT2022-79761
DOI: https://doi.org/10.1115/GT2022-79761
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Topics: Compressors, Damping, Rotors
Proceedings Papers

Exploratory Experiments for Simple Approximation of Blade Flutter Aerodynamic Loading Function

Jan Lepicovsky, David Simurda, Petr Sidlof, Martin Luxa
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, V08AT21A023, June 13–17, 2022
Paper No: GT2022-83351
DOI: https://doi.org/10.1115/GT2022-83351
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Topics: Approximation, Blades, Cascades (Fluid dynamics), Flutter (Aerodynamics)
Proceedings Papers

Fast and Integrated Tools for Forced Response Prediction: An Application to a Transonic Compressor Rotor Blisk

Lorenzo Pinelli, Alberto Bandini, Michele Marconcini, Andrea Amedei, Enrico Meli, Andrea Rindi
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, V08AT21A012, June 13–17, 2022
Paper No: GT2022-81975
DOI: https://doi.org/10.1115/GT2022-81975
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Topics: Compressors, Rotors, Blades, Computational fluid dynamics, Design, Finite element methods, Finite element model, Mode shapes, Chain, Diluents
Proceedings Papers

Aerodynamic Forcing Models for Compressor Aeromechanics

Valerie Hernley, Aleksandar Jemcov, Scott C. Morris
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, V08AT21A004, June 13–17, 2022
Paper No: GT2022-80481
DOI: https://doi.org/10.1115/GT2022-80481
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Topics: Compressors, Blades, Vibration, Engineering simulation, Simulation
Proceedings Papers

Aerodynamic Damping of Last Stage Rotating Blades of Low Pressure Steam Turbine Determined From Vibration Test Data

Philipp Doll, Stefan Winkelmann, Fabian F. Müller, Damian M. Vogt, Jens Aschenbruck
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, V08AT21A013, June 13–17, 2022
Paper No: GT2022-81979
DOI: https://doi.org/10.1115/GT2022-81979
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Topics: Damping, Pressure, Rotating blades, Steam turbines, Vibration tests, Blades, Flow (Dynamics), Signals, Stress, Turbines
Proceedings Papers

Evaluating the Aerodynamic Damping at Shock Wave Boundary Layer Interacting Flow Conditions With Harmonic Balance

Jan Philipp Heners, Thomas Carraro, Christian Frey, Björn Grüber
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, V08AT21A007, June 13–17, 2022
Paper No: GT2022-81689
DOI: https://doi.org/10.1115/GT2022-81689
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Topics: Boundary layers, Damping, Flow (Dynamics), Shock waves, Reynolds-averaged Navier–Stokes equations, Shock (Mechanics), Annulus, Compressors, Flutter (Aerodynamics), High pressure (Physics)
Proceedings Papers

Efficient Forced Response Analysis for Asymmetric Vane Spacing

Benedict Geihe, Christian Frey, Graham Ashcroft
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, V08AT21A022, June 13–17, 2022
Paper No: GT2022-82983
DOI: https://doi.org/10.1115/GT2022-82983
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Topics: Blades, Engineering simulation, Engines, Excitation, Fluctuations (Physics), Fourier transforms, Inflow, Rotors, Simulation, Turbines
Proceedings Papers

Non-Linear Flutter Analysis of Labyrinth Seals

Roque Corral, Michele Greco, Luis Matabuena
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, V08AT21A014, June 13–17, 2022
Paper No: GT2022-82142
DOI: https://doi.org/10.1115/GT2022-82142
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Topics: Flutter (Aerodynamics), Vibration, Stability, Clearances (Engineering), Cycles, High pressure (Physics), Momentum, Pressure
Proceedings Papers

On the Effect of Frequency Separation, Mass Ratio, Solidity and Aerodynamic Resonances in Coupled Mode Flutter of a Linear Compressor Cascade

Matthias Schuff, Virginie Anne Chenaux
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, V08AT21A015, June 13–17, 2022
Paper No: GT2022-82160
DOI: https://doi.org/10.1115/GT2022-82160
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Topics: Cascades (Fluid dynamics), Compressors, Flutter (Aerodynamics), Resonance, Separation (Technology), Aerodynamics, Fluid-dynamic forces, Acoustics, Cycles, Damping
Proceedings Papers

Aerodynamic Damping Predictions During Compressor Surge: A Numerical Comparison Between a Half and Full Transient Approach

Christoph Reiber, Virginie Anne Chenaux, Joachim Belz
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, V08AT21A009, June 13–17, 2022
Paper No: GT2022-81929
DOI: https://doi.org/10.1115/GT2022-81929
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Topics: Compressors, Damping, Surges, Transients (Dynamics)
Proceedings Papers

A Digital Twin of Compressor Blisk Manufacturing Geometrical Variability for the Aeroelastic Uncertainty Quantification of the Aerodynamic Damping

Marco Gambitta, Bernd Beirow, Sven Schrape
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, V08AT21A021, June 13–17, 2022
Paper No: GT2022-82935
DOI: https://doi.org/10.1115/GT2022-82935
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Topics: Compressors, Damping, Digital twin, Manufacturing, Uncertainty quantification, Airfoils, Geometry, Vibration, Aerodynamics, Blades
Proceedings Papers

Phasing Structural and Aerodynamic Mistuning For Leveraging Aeroelastic Performance

Hien Phan, Li He
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, V08AT21A016, June 13–17, 2022
Paper No: GT2022-82168
DOI: https://doi.org/10.1115/GT2022-82168
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Topics: Aeroelasticity, Blades, Cascades (Fluid dynamics), Design, Fluid structure interaction, Fluids, Flutter (Aerodynamics), Simulation, Turbomachinery, Vibration
Proceedings Papers

Aerodynamic Damping of Composite UHBR Fans Under the Consideration of Acoustic Intake Reflections

Jan Gößling, Joerg R. Seume, Jan Peter Flüh, Nicola Paletta, Torben Eggers, Jens Friedrichs, Nunzio Natale
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, V08AT21A008, June 13–17, 2022
Paper No: GT2022-81777
DOI: https://doi.org/10.1115/GT2022-81777
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Topics: Acoustics, Composite materials, Damping, Fans, Reflection, Blades, Engines, Fibers, Rotors, Stiffness
Proceedings Papers

Study on Blade Vibration Alleviation in a Nozzleless Radial Turbine via Casing Treatment

Lei Pan, Mingyang Yang, Shota Murae, Wataru Sato, Naoto Shimohara, Akihiro Yamagata
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, V08AT21A017, June 13–17, 2022
Paper No: GT2022-82368
DOI: https://doi.org/10.1115/GT2022-82368
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Topics: Blades, High cycle fatigue, Turbines, Vibration
Proceedings Papers

Computation of the Unsteady Loading on a Fan Blade Due to Inlet Distortion Using Body Force Methodology

Younes Bouhafid, Thomas Berthelon
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, V08AT21A006, June 13–17, 2022
Paper No: GT2022-80839
DOI: https://doi.org/10.1115/GT2022-80839
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Topics: Blades, Computation, Design, Reynolds-averaged Navier–Stokes equations, Aerodynamics, Engines, Fluid-dynamic forces, Vibration, Annulus, Flow separation
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