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Proceedings Papers

Numerical Investigation of the Effect of Flutter Instability of the Blade on the Unsteady Flow in a Modern Low-Pressure Turbine

Shine Win Naung, Mohammad Rahmati, Hamed Farokhi

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A022, September 21–25, 2020

Paper No: GT2020-15959

DOI: https://doi.org/10.1115/GT2020-15959

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Topics: Aeroelasticity, Blades, Computer simulation, Flutter (Aerodynamics), Pressure, Turbines, Unsteady flow

Proceedings Papers

Efficient Steady and Unsteady Flow Modeling for Arbitrarily Mis-Staggered Bladerow Under Influence of Inlet Distortion

Hien M. Phan, Li He

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A029, September 21–25, 2020

Paper No: GT2020-16204

DOI: https://doi.org/10.1115/GT2020-16204

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Topics: Modeling, Unsteady flow, Blades, Engineering simulation, Flow (Dynamics), Simulation, Annulus, Computation, Fourier transforms, Inflow

Proceedings Papers

Aeroelastic Stability of Axial Compressor Blades Under Different Operating Conditions

Mingchang Fang, Yanrong Wang

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A008, September 21–25, 2020

Paper No: GT2020-14758

DOI: https://doi.org/10.1115/GT2020-14758

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Topics: Blades, Clearances (Engineering), Compressors, Flutter (Aerodynamics), Stability, Damping, Rotors, Turbomachinery

Proceedings Papers

Coupled Mode Flutter Analysis of Turbomachinery Blades Using an Adaptation of the P-K Method

Matthias Schuff, Virginie Anne Chenaux

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A001, September 21–25, 2020

Paper No: GT2020-14105

DOI: https://doi.org/10.1115/GT2020-14105

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Topics: Blades, Flutter (Aerodynamics), Turbomachinery, Damping, Design, Eigenvalues, Engineering simulation, Excitation, Fluids, Mode shapes

Proceedings Papers

Influence of Pre-Swirl, Rotor Speed and Blade Count on Aeroelastic Coupling Mechanisms During Stall Inception of a Transonic Compressor

Daniel Franke, Maximilian Jüngst, Daniel Möller, Heinz-Peter Schiffer, Thomas Giersch

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A015, September 21–25, 2020

Paper No: GT2020-15255

DOI: https://doi.org/10.1115/GT2020-15255

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Topics: Blades, Compressors, Rotors, Stall inception, Vibration, Waves, Aerodynamics, Computer simulation, Instrumentation, Stability

Proceedings Papers

Acoustic Resonance in an Axial Multistage Compressor Leading to Non-Synchronous Blade Vibration

Anne-Lise Fiquet, Agathe Vercoutter, Nicolas Buffaz, Stéphane Aubert, Christoph Brandstetter

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A023, September 21–25, 2020

Paper No: GT2020-16011

DOI: https://doi.org/10.1115/GT2020-16011

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Topics: Acoustics, Blades, Compressors, Resonance, Vibration, Waves, Engineering simulation, Rotors, Simulation, Annulus

Proceedings Papers

Applicability of Harmonic Balance for the Determination of Blade Stability Within the Prescribed Motion Approach

Virginie Anne Chenaux, Matthias Schuff, David Quero

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A002, September 21–25, 2020

Paper No: GT2020-14132

DOI: https://doi.org/10.1115/GT2020-14132

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Topics: Blades, Stability, Computational fluid dynamics, Engineering simulation, Oscillations, Simulation, Compressors, Damping, Design, Harmonic motion

Proceedings Papers

Numerical and Experimental Research of the Highly Loaded Compressor 1 st Stage: Part 1 — Aerodynamics

Iaroslav Druzhinin, Victor Mileshin, Alexander Petrovichev, Alexander Stepanov

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A016, September 21–25, 2020

Paper No: GT2020-15333

DOI: https://doi.org/10.1115/GT2020-15333

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Topics: Aerodynamics, Compressors, High pressure (Physics)

Proceedings Papers

Aerodynamic Investigation of a Composite Low-Speed Fan for UHBR Application

Martin Rodrigues, Laurent Soulat, Benoit Paoletti, Xavier Ottavy, Christoph Brandstetter

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A009, September 21–25, 2020

Paper No: GT2020-14915

DOI: https://doi.org/10.1115/GT2020-14915

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Topics: Composite materials, Fans, Stability, Vibration, Blades, Compressors, Design, Engineering simulation, Flow (Dynamics), Flutter (Aerodynamics)

Proceedings Papers

Influence of Inlet Distortions on the Forced Vibration of a High Pressure Compressor Rig

Falco Franz, Arnold Kühhorn, Thomas Giersch, Felix Figaschewsky, Sven Schrape

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A030, September 21–25, 2020

Paper No: GT2020-16221

DOI: https://doi.org/10.1115/GT2020-16221

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Topics: Compressors, High pressure (Physics), Vibration, Engines, Blades, Damping, Excitation, Resonance, Rotors

Proceedings Papers

Design Space Exploration of Turbine Blade Shroud Interlock for Flutter Stability

Olatz Larrieta, Roberto Alonso, Óscar Pérez Escobar, Ibrahim Eryilmaz, Vassilios Pachidis

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A024, September 21–25, 2020

Paper No: GT2020-16040

DOI: https://doi.org/10.1115/GT2020-16040

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Topics: Blades, Design, Flutter (Aerodynamics), Stability, Turbine blades

Proceedings Papers

Higher-Order Conceptual Model for Labyrinth Seal Flutter

Roque Corral, Michele Greco, Almudena Vega

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A003, September 21–25, 2020

Paper No: GT2020-14387

DOI: https://doi.org/10.1115/GT2020-14387

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Topics: Flutter (Aerodynamics), Cavities, Flow (Dynamics), High pressure (Physics), Cycles, Design, Engineering simulation, Simulation, Stability, Torsion

Proceedings Papers

Numerical Investigation of the Effect of Operating Point on the Aerodynamic Excitation in a Radial Turbine Stage

Nikola Kovachev, Damian M. Vogt

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A025, September 21–25, 2020

Paper No: GT2020-16045

DOI: https://doi.org/10.1115/GT2020-16045

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Topics: Excitation, Turbines, Computational fluid dynamics, Mode shapes, Pressure, Blades, Engineering simulation, Interpolation, Modeling, Rotors

Proceedings Papers

A New Harmonic Balance Approach Using Multidimensional Time

Laura Junge, Christian Frey, Graham Ashcroft, Edmund Kügeler

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A031, September 21–25, 2020

Paper No: GT2020-16224

DOI: https://doi.org/10.1115/GT2020-16224

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Topics: Aeroelasticity, Blades, Computer simulation, Engineering simulation, Errors, Excitation, Flow (Dynamics), Flutter (Aerodynamics), Fourier transforms, Inflow

Proceedings Papers

Aeromechanical Characterization of a Last Stage Steam Blade at Low Load Operation: Part 2 — Computational Modelling and Comparison

Lorenzo Pinelli, Federico Vanti, Lorenzo Peruzzi, Andrea Arnone, Andrea Bessone, Claudio Bettini, Roberto Guida, Michela Marré Brunenghi, Vaclav Slama

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A017, September 21–25, 2020

Paper No: GT2020-15409

DOI: https://doi.org/10.1115/GT2020-15409

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Topics: Blades, Modeling, Steam, Stress, Damping, Computational fluid dynamics, Flutter (Aerodynamics), Pressure, Steam turbines, Simulation

Proceedings Papers

Micro-, Macromechanical and Aeroelastic Investigation of Glass-Fiber Based, Lightweight Turbomachinery Components

Senad Iseni, Mahesh Ramaswamy Guru Prasad, Alexander Hartmaier, Klaudiusz Holeczek, Niels Modeler, Francesca di Mare

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A010, September 21–25, 2020

Paper No: GT2020-14951

DOI: https://doi.org/10.1115/GT2020-14951

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Topics: Glass fibers, Turbomachinery, Composite materials, Anisotropy, Constitutive equations, Damping, Design, Elasticity, Engines, Polymers

Proceedings Papers

Aerodynamic Damping Analysis for Radial Turbine Featuring a Multi-Channel Casing Design

Ahmed Farid Hassan, Tobias Müller, Markus Schatz, Damian M. Vogt

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A004, September 21–25, 2020

Paper No: GT2020-14410

DOI: https://doi.org/10.1115/GT2020-14410

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Topics: Damping, Design, Turbines, Flow (Dynamics), Rotors, Computer simulation, Excitation, Fluids, Modeling, Open channels (Hydraulics)

Proceedings Papers

Locked-In Phenomenon Between Tip Clearance Flow Instabilities and Enforced Blade Motion in Axial Transonic Compressor Rotors

Le Han, Dasheng Wei, Yanrong Wang, Xiaobo Zhang, Mingchang Fang

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A026, September 21–25, 2020

Paper No: GT2020-16050

DOI: https://doi.org/10.1115/GT2020-16050

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Topics: Blades, Clearances (Engineering), Compressors, Flow instability, Rotors

Proceedings Papers

Analysis of Friction-Saturated Flutter Vibrations With a Fully-Coupled Frequency Domain Method

Christian Berthold, Johann Gross, Christian Frey, Malte Krack

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A032, September 21–25, 2020

Paper No: GT2020-16253

DOI: https://doi.org/10.1115/GT2020-16253

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Topics: Flutter (Aerodynamics), Friction, Vibration, Oscillations, Damping, Limit cycles, Aerodynamics, Algorithms, Boundary-value problems, Deflection

Proceedings Papers

Mistuning Effects on the Nonlinear Friction Saturation of Flutter Vibration Amplitude

Carlos Martel, Salvador Rodríguez

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A018, September 21–25, 2020

Paper No: GT2020-15442

DOI: https://doi.org/10.1115/GT2020-15442

View Paper

Topics: Flutter (Aerodynamics), Friction, Vibration, Blades, Disks, Springs, Engineering simulation, Rotors, Simulation, Traveling waves

2 3 4 5

NARROW

Numerical Investigation of the Effect of Flutter Instability of the Blade on the Unsteady Flow in a Modern Low-Pressure Turbine

Efficient Steady and Unsteady Flow Modeling for Arbitrarily Mis-Staggered Bladerow Under Influence of Inlet Distortion

Aeroelastic Stability of Axial Compressor Blades Under Different Operating Conditions

Coupled Mode Flutter Analysis of Turbomachinery Blades Using an Adaptation of the P-K Method

Influence of Pre-Swirl, Rotor Speed and Blade Count on Aeroelastic Coupling Mechanisms During Stall Inception of a Transonic Compressor

Acoustic Resonance in an Axial Multistage Compressor Leading to Non-Synchronous Blade Vibration

Applicability of Harmonic Balance for the Determination of Blade Stability Within the Prescribed Motion Approach

Numerical and Experimental Research of the Highly Loaded Compressor 1 st Stage: Part 1 — Aerodynamics

Aerodynamic Investigation of a Composite Low-Speed Fan for UHBR Application

Influence of Inlet Distortions on the Forced Vibration of a High Pressure Compressor Rig

Design Space Exploration of Turbine Blade Shroud Interlock for Flutter Stability

Higher-Order Conceptual Model for Labyrinth Seal Flutter

Numerical Investigation of the Effect of Operating Point on the Aerodynamic Excitation in a Radial Turbine Stage

A New Harmonic Balance Approach Using Multidimensional Time

Aeromechanical Characterization of a Last Stage Steam Blade at Low Load Operation: Part 2 — Computational Modelling and Comparison

Micro-, Macromechanical and Aeroelastic Investigation of Glass-Fiber Based, Lightweight Turbomachinery Components

Aerodynamic Damping Analysis for Radial Turbine Featuring a Multi-Channel Casing Design

Locked-In Phenomenon Between Tip Clearance Flow Instabilities and Enforced Blade Motion in Axial Transonic Compressor Rotors

Analysis of Friction-Saturated Flutter Vibrations With a Fully-Coupled Frequency Domain Method

Mistuning Effects on the Nonlinear Friction Saturation of Flutter Vibration Amplitude

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