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Proceedings Papers

The Influence of Mode Shape on Flutter Stability of a Scaled Composite UHBR Fan

Jan Goessling, Niklas Maroldt, Sina Stapelfeldt
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT21A009, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126529
https://doi.org/10.1115/GT2024-126529
View Paper titled, The Influence of Mode Shape on Flutter Stability of a Scaled Composite UHBR Fan
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Topics: Composite materials, Flutter (Aerodynamics), Mode shapes, Stability
Proceedings Papers

Flutter Parameter Study on a Complex Inlet Swirl Distortion Generator

Cole Hefner, Stephen Guillot, John Gillespie, Andrew Hayden, Todd Lowe, Alexandrina Untaroiu
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT21A004, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124102
https://doi.org/10.1115/GT2024-124102
View Paper titled, Flutter Parameter Study on a Complex Inlet Swirl Distortion Generator
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Topics: Computational fluid dynamics, Flutter (Aerodynamics), Generators, Flow (Dynamics), Separation (Technology), Chords (Trusses), Compressors, Corners (Structural elements), Deformation, Excitation
Proceedings Papers

Multi-Stage Cyclic Symmetry Analysis of an Industrial High Pressure Turbine Assembly – Comparing Structural, Modal, and Solve Statistics

Jeffrey Bronson
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT23A001, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121385
https://doi.org/10.1115/GT2024-121385
View Paper titled, Multi-Stage Cyclic Symmetry Analysis of an Industrial High Pressure Turbine Assembly – Comparing Structural, Modal, and Solve Statistics
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Topics: High pressure (Physics), Manufacturing, Statistics, Turbines, Geometry, Structural analysis, Airfoils, Modal analysis, Mode shapes, Modeling
Proceedings Papers

Validation of a Numerical Model Based on an Optical Surface Scan and Experimental Modal Analyses Under Vacuum Conditions

Denny Langheinrich, Bernd Beirow, Seif Elmasry
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT27A027, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128070
https://doi.org/10.1115/GT2024-128070
View Paper titled, Validation of a Numerical Model Based on an Optical Surface Scan and Experimental Modal Analyses Under Vacuum Conditions
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Topics: Compressors, Computer simulation, Modal analysis, Vacuum, Vibration, Mode shapes, Damping, Electromagnetic spectrum, Algorithms, Blades
Proceedings Papers

Structural Dynamics of an Axial Compressor’s Rear Blisk Drum and Multi-Stage Coupling

Marco Gambitta, Bernd Beirow, Thomas Klauke
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT27A030, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128647
https://doi.org/10.1115/GT2024-128647
View Paper titled, Structural Dynamics of an Axial Compressor’s Rear Blisk Drum and Multi-Stage Coupling
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Topics: Bladed disks, Structural dynamics, Collaboration, Design, Airfoils, Compressors, Dynamics (Mechanics), Excitation, Geometry, Machinery
Proceedings Papers

On the Influence of Bearing Modeling Details on the Dynamical System Effects of a Mid-Size Turbocharger Rotor

Arthur Zobel, Christopher Fuhrer, Damian M. Vogt, Alex Nakos, Bernd Beirow, Alexander Blessing, Carolin Zippack
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102098
https://doi.org/10.1115/GT2023-102098
View Paper titled, On the Influence of Bearing Modeling Details on the Dynamical System Effects of a Mid-Size Turbocharger Rotor
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Topics: Bearings, Dynamic systems, Modeling, Rotors, Turbochargers, Compressors, Turbines, Wheels, Damping, Excitation
Proceedings Papers

Efficient Pressure Mapping for the Calculation of the Dynamic Force on Reduced Order Models of Bladed Disks

Abdelhakim Bouras, Luigi Carassale
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101958
https://doi.org/10.1115/GT2023-101958
View Paper titled, Efficient Pressure Mapping for the Calculation of the Dynamic Force on Reduced Order Models of Bladed Disks
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Topics: Bladed disks, Finite element analysis, Fluid structure interaction, Pressure, Blades, Computational fluid dynamics, Fluids, Stress, Boundary-value problems, Deformation
Proceedings Papers

Analysis of High-Frequency Dynamics of a Reacting Jet in Crossflow Based on Large Eddy Simulation

Philip Bonnaire, Wolfgang Polifke
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102853
https://doi.org/10.1115/GT2023-102853
View Paper titled, Analysis of High-Frequency Dynamics of a Reacting Jet in Crossflow Based on Large Eddy Simulation
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Topics: Dynamics (Mechanics), Jets, Large eddy simulation, Acoustics, Cross-flow, Shear (Mechanics), Vortices, Combustion, Combustion chambers, Combustion systems
Proceedings Papers

Numerical Analysis of High Frequency Transverse Instabilities in a Can-Type Combustor

Sandeep Jella, Marc Füri, Vasilis Katsapis
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A036, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103298
https://doi.org/10.1115/GT2023-103298
View Paper titled, Numerical Analysis of High Frequency Transverse Instabilities in a Can-Type Combustor
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Topics: Combustion chambers, Numerical analysis, Dynamics (Mechanics), Flames, Modeling, Shear (Mechanics), Spin (Aerodynamics), Spinning (Textile), Combustion, Curve fitting
Proceedings Papers

Design of a Linear Compressor Cascade for Influence Coefficient Method Flutter Testing

Julian Gambel, Dieter Peitsch, Sabine Schneider
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A016, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103758
https://doi.org/10.1115/GT2023-103758
View Paper titled, Design of a Linear Compressor Cascade for Influence Coefficient Method Flutter Testing
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Topics: Aerodynamics, Cascades (Fluid dynamics), Compressors, Design, Flutter (Aerodynamics), Mode shapes, Stability, Testing
Proceedings Papers

Integrally Bladed Rotor Modal Identification Under Traveling Wave Excitation With High Density Measurement Points

Joseph A. Beck, Jeffrey M. Brown, Daniel L. Gillaugh
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT27A016, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102636
https://doi.org/10.1115/GT2023-102636
View Paper titled, Integrally Bladed Rotor Modal Identification Under Traveling Wave Excitation With High Density Measurement Points
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Topics: Density, Excitation, Rotors, Traveling waves, System identification, Spectral energy distribution, Algorithms, Blades, Mode shapes, Compressors
Proceedings Papers

High-Frequency Mode Shape Dependent Flame-Acoustic Interactions in Reheat Flames

Jonathan McClure, Mirko Bothien, Thomas Sattelmayer
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A031, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81127
https://doi.org/10.1115/GT2022-81127
View Paper titled, High-Frequency Mode Shape Dependent Flame-Acoustic Interactions in Reheat Flames
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Topics: Acoustics, Flames, Mode shapes, Combustion chambers, Combustion systems, Stress, Atmospheric pressure, Combined cycles, Combustion, Engines
Proceedings Papers

Effect of Outlet Boundary Condition on the Acoustic Mode Shape and Flame Dynamics of a Partially Premixed Swirl Stabilised Combustor

Sharan Sreedeep, Vikram Ramanan, Aritra Chakraborty, Satyanarayanan R. Chakravarthy
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A054, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82001
https://doi.org/10.1115/GT2022-82001
View Paper titled, Effect of Outlet Boundary Condition on the Acoustic Mode Shape and Flame Dynamics of a Partially Premixed Swirl Stabilised Combustor
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Topics: Acoustics, Boundary-value problems, Combustion chambers, Dynamics (Mechanics), Flames, Mode shapes, Reflectance, High pressure (Physics), Testing, Chemiluminescence
Proceedings Papers

Effect of Flare Geometry on the Flow Field of Radial-Radial Swirlers

Ayşe Bay, Fırat Kıyıcı, Mustafa Perçin
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A047, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83234
https://doi.org/10.1115/GT2022-83234
View Paper titled, Effect of Flare Geometry on the Flow Field of Radial-Radial Swirlers
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Topics: Flow (Dynamics), Geometry, Swirling flow, Combustion chambers, Computer simulation, Mode shapes, Pressure gradient, Rotation
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82704
https://doi.org/10.1115/GT2022-82704
View Paper titled, Low Reduced Frequency Theory of Airfoils Vibrating in Complex Modes
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Topics: Airfoils, Cycles, Blades, Acoustics, Aerodynamics, Mode shapes, Navier-Stokes equations, Pressure, Resonance, Stability
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81975
https://doi.org/10.1115/GT2022-81975
View Paper titled, Fast and Integrated Tools for Forced Response Prediction: An Application to a Transonic Compressor Rotor Blisk
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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 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
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81777
https://doi.org/10.1115/GT2022-81777
View Paper titled, Aerodynamic Damping of Composite UHBR Fans Under the Consideration of Acoustic Intake Reflections
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Topics: Acoustics, Composite materials, Damping, Fans, Reflection, Blades, Engines, Fibers, Rotors, Stiffness
Proceedings Papers

Blisk With Small Geometry Mistuning and Blend Repair: As-Measured FE Model and Experimental Verification

Biao Zhou, Jingchao Zhao, Nan Ye, Teresa M. Berruti
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A015, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82173
https://doi.org/10.1115/GT2022-82173
View Paper titled, Blisk With Small Geometry Mistuning and Blend Repair: As-Measured FE Model and Experimental Verification
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Topics: Finite element model, Geometry, Maintenance, Blades, Mode shapes, Dynamics (Mechanics), Manufacturing
Proceedings Papers

Validation of New Numerical Analysis Tools for Nonlinear Forced Response in Anisotropy-Mistuned Bladed Disks With Friction Joints

Adam Koscso, Andreas Hartung, E. P. Petrov
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A014, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82040
https://doi.org/10.1115/GT2022-82040
View Paper titled, Validation of New Numerical Analysis Tools for Nonlinear Forced Response in Anisotropy-Mistuned Bladed Disks With Friction Joints
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Topics: Anisotropy, Disks, Friction, Numerical analysis, Blades, Aircraft engines, Computational methods, Crystals, Dampers, Excitation
Proceedings Papers

Optimization of a Turbomachinery Blade With Regards to Tip-Rub Events

Marin de Cherisey, Loic Salles, Ludovic Renson, Alessandra Vizzaccaro, Chian Wong
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A013, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82005
https://doi.org/10.1115/GT2022-82005
View Paper titled, Optimization of a Turbomachinery Blade With Regards to Tip-Rub Events
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Topics: Blades, Optimization, Turbomachinery, Clearances (Engineering), Engines, Shapes, Aircraft engines, Chords (Trusses), Compressors, Computer simulation