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Proceedings Papers

Utilizing a Multi-Degree of Freedom Reduced-Order Model for Identifying Non-Synchronous Vibrations in Turbomachinery

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Richard Hollenbach
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A026, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129201
https://doi.org/10.1115/GT2024-129201
View Paper titled, Utilizing a Multi-Degree of Freedom Reduced-Order Model for Identifying Non-Synchronous Vibrations in Turbomachinery
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Topics: Flow (Dynamics), Fluid structure interaction, Turbomachinery, Vibration, Vortex shedding
Proceedings Papers

Partitioned Coupled Heat Transfer Fluid-Structure Interaction for Transient and Steady State Analysis of Aero Engines Applications

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Ute Israel, Francois Cottier, Jochen Gier
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T14A012, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126718
https://doi.org/10.1115/GT2024-126718
View Paper titled, Partitioned Coupled Heat Transfer Fluid-Structure Interaction for Transient and Steady State Analysis of Aero Engines Applications
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Topics: Aircraft engines, Cavities, Compressors, Engines, Fluid structure interaction, Heat transfer, High pressure (Physics), Steady state, Transients (Dynamics)
Proceedings Papers

Sensitivity Analysis of Simplified Labyrinth Seals Model Stability to Flow Hypotheses

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Giorgia Foschi, Fabrice Thouverez, Laurent Blanc, Giuseppe Fiore, Giampiero Pampolini, Patrick Girard
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, V10AT22A021, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128188
https://doi.org/10.1115/GT2024-128188
View Paper titled, Sensitivity Analysis of Simplified Labyrinth Seals Model Stability to Flow Hypotheses
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Topics: Flow (Dynamics), Leakage, Sensitivity analysis, Shear stress, Stability, Fluids, Cavities, Engines, Leakage flows, Aeroelasticity
Proceedings Papers

Pulsations and Vibrations in the Discharge Piping of a Throttled Supercritical CO 2 Turbine

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Jason Wilkes, Abhay Patil, Jon Bygrave
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A036, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128951
https://doi.org/10.1115/GT2024-128951
View Paper titled, Pulsations and Vibrations in the Discharge Piping of a Throttled Supercritical CO 2 Turbine
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Topics: Pipes, Supercritical carbon dioxide, Turbines, Vibration, Computational fluid dynamics, Design, Flow (Dynamics), Testing, Whirls, Boundary-value problems
Proceedings Papers

Development of a Transonic Fan Research Facility Focused on Casing Treatments and Inlet Distortion Effects

Open Access

Andrew C. Cusator, William J. Brown, Yuning Dai, Andrew M. Bedke, Nicole L. Key
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A031, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126747
https://doi.org/10.1115/GT2024-126747
View Paper titled, Development of a Transonic Fan Research Facility Focused on Casing Treatments and Inlet Distortion Effects
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Topics: Aerospace industry, Blades, Computer simulation, Design, Engines, Excitation, Exhaust systems, Fans, Flow (Dynamics), Flowmeters
Proceedings Papers

Insights Into Frictional Brush Seal Hysteresis

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Hien M. Phan, Michael J. Pekris, John W. Chew
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT14A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102443
https://doi.org/10.1115/GT2023-102443
View Paper titled, Insights Into Frictional Brush Seal Hysteresis
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Topics: Computer simulation, Displacement, Fluid structure interaction, Friction, High pressure (Physics), Leakage, Modeling, Pressure, Rotation, Sealing (Process)
Proceedings Papers

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

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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

Identification of Dynamic Force Coefficients for an Additively Manufactured Hermetic Squeeze Film Bearing Support Damper Utilizing a Pass-Through Channel

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Bugra Ertas, Keith Gary, Tom Adcock
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A038, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104108
https://doi.org/10.1115/GT2023-104108
View Paper titled, Identification of Dynamic Force Coefficients for an Additively Manufactured Hermetic Squeeze Film Bearing Support Damper Utilizing a Pass-Through Channel
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Topics: Additive manufacturing, Bearings, Dampers, Stiffness, Damping, Design, Fluid structure interaction, Computational fluid dynamics, Dynamic testing (Engineering), Finite element analysis
Proceedings Papers

Numerical Investigation of the Flow Structure of Cryogenic Hydrogen in Corrugated Metal Flexhoses Due to Fluid Structure Interactions

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Patrick K. Tran, Jared F. Congiardo, Craig R. Fortier, Erik Fernandez, Jayanta S. Kapat
Proc. ASME. GT2023, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101467
https://doi.org/10.1115/GT2023-101467
View Paper titled, Numerical Investigation of the Flow Structure of Cryogenic Hydrogen in Corrugated Metal Flexhoses Due to Fluid Structure Interactions
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Topics: Flow (Dynamics), Fluid structure interaction, Hydrogen, Metals, Multiphase flow, Physics, Engines, Flow-induced vibrations, Fluids, Fuel delivery systems
Proceedings Papers

Acoustoelastic Modes in a Rotor-Cavity System With Superposed Through Flow

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Tina Unglaube, Dieter Brillert
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102214
https://doi.org/10.1115/GT2023-102214
View Paper titled, Acoustoelastic Modes in a Rotor-Cavity System With Superposed Through Flow
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Topics: Cavities, Flow (Dynamics), Fluid structure interaction, Rotors, Stators
Proceedings Papers

Structural Characterization of a Rapid-Prototyped Inlet Particle Separator Model for Aerodynamic Lab Testing

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Marco Castaldi, Ignacio Mayo, Jacques Demolis, Frank Eulitz
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, V11BT23A001, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101168
https://doi.org/10.1115/GT2023-101168
View Paper titled, Structural Characterization of a Rapid-Prototyped Inlet Particle Separator Model for Aerodynamic Lab Testing
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Topics: Engines, Fluid structure interaction, Particulate matter, Testing, Design, Reynolds number, Additive manufacturing, Aircraft, Collapse, Cycles
Proceedings Papers

A Full Three-Dimensional Transient Fluid-Structure Interaction Model for the Dynamic Characteristics Predictions of Bump-Type Gas Foil Journal Bearings

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Zhuocong Li, Zhigang Li, Jun Li
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A019, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102802
https://doi.org/10.1115/GT2023-102802
View Paper titled, A Full Three-Dimensional Transient Fluid-Structure Interaction Model for the Dynamic Characteristics Predictions of Bump-Type Gas Foil Journal Bearings
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Topics: Fluid structure interaction, Journal bearings, Rotors, Transients (Dynamics), Whirls
Proceedings Papers

Reduced Order Model of Nonlinear Structures for Turbomachinery Aeroelasticity

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Theo Flament, Jean-François Deü, Antoine Placzek, Mikel Balmaseda, Duc-Minh Tran
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, V11BT27A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101061
https://doi.org/10.1115/GT2023-101061
View Paper titled, Reduced Order Model of Nonlinear Structures for Turbomachinery Aeroelasticity
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Topics: Aeroelasticity, Turbomachinery, Vibration, Blades, Cantilever beams, Computer simulation, Condensation, Construction, Dynamics (Mechanics), Finite element methods
Proceedings Papers

Phasing Structural and Aerodynamic Mistuning For Leveraging Aeroelastic Performance

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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
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82168
https://doi.org/10.1115/GT2022-82168
View Paper titled, Phasing Structural and Aerodynamic Mistuning For Leveraging Aeroelastic Performance
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Topics: Aeroelasticity, Blades, Cascades (Fluid dynamics), Design, Fluid structure interaction, Fluids, Flutter (Aerodynamics), Simulation, Turbomachinery, Vibration
Proceedings Papers

Fully Coupled Analysis of Flutter Induced Limit Cycles: Frequency vs. Time Domain Methods

Open Access

Christian Berthold, Johann Groß, Christian Frey, Malte Krack
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, V08AT21A001, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-77999
https://doi.org/10.1115/GT2022-77999
View Paper titled, Fully Coupled Analysis of Flutter Induced Limit Cycles: Frequency vs. Time Domain Methods
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Topics: Flutter (Aerodynamics), Limit cycles, Fluid structure interaction, Oscillations, Blades, Friction, Vibration, Aircraft engines, Boundary-value problems, Damping
Proceedings Papers

A Fluid-Structure Interaction Tool Using a Van der Pol Based Reduced-Order Model for Buffet and Non-Synchronous Vibrations

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Richard Hollenbach, Robert Kielb, Kenneth Hall
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A007, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80277
https://doi.org/10.1115/GT2022-80277
View Paper titled, A Fluid-Structure Interaction Tool Using a Van der Pol Based Reduced-Order Model for Buffet and Non-Synchronous Vibrations
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Topics: Fluid structure interaction, Vibration
Proceedings Papers

Prediction of Thermoacoustic Instability and Fluid-Structure Interactions for Gas Turbine Combustor

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Yu Xia, Patrick Sharkey, Ishan Verma, Alok Khaware, Davor Cokljat
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A003, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-78296
https://doi.org/10.1115/GT2022-78296
View Paper titled, Prediction of Thermoacoustic Instability and Fluid-Structure Interactions for Gas Turbine Combustor
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Topics: Combustion chambers, Fluid structure interaction, Gas turbines, Flow (Dynamics), Oscillations, Deformation, Turbulence, Combustion, Computational fluid dynamics, Design
Proceedings Papers

Multidisciplinary Optimization of Radial Outflow Turbines With Highly Deformable Blades

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André Governo, Bayindir H. Saracoglu
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T18A022, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-84333
https://doi.org/10.1115/GT2022-84333
View Paper titled, Multidisciplinary Optimization of Radial Outflow Turbines With Highly Deformable Blades
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Topics: Blades, Optimization, Outflow, Turbines, Flow (Dynamics), Rotors, Cavities, Design, Stress, Air flow
Proceedings Papers

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

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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

An Improved Preliminary Design Tool for Turbomachinery Blades Using Van der Pol Based Reduced-Order Model for Non-Synchronous Vibrations

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Richard Hollenbach, Robert Kielb, Kenneth Hall
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A032, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83391
https://doi.org/10.1115/GT2022-83391
View Paper titled, An Improved Preliminary Design Tool for Turbomachinery Blades Using Van der Pol Based Reduced-Order Model for Non-Synchronous Vibrations
Open the PDF for An Improved Preliminary Design Tool for Turbomachinery Blades Using Van der Pol Based Reduced-Order Model for Non-Synchronous Vibrations in another window
Topics: Blades, Design, Fluid structure interaction, Turbomachinery, Vibration