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Proceedings Papers

Mass Mistuning Reduced Order Models for Bladed Disks With Shroud Friction Joints

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Giacomo Saletti, Mehrdad Pourkiaee, Stefano Zucca
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT27A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123976
https://doi.org/10.1115/GT2024-123976
View Paper titled, Mass Mistuning Reduced Order Models for Bladed Disks With Shroud Friction Joints
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Topics: Bladed disks, Friction, Construction, Degrees of freedom, Dynamic analysis, Statistical analysis
Proceedings Papers

Damping Phenomena in Rotating Machines: A Focus on Rotor Damping With Synchronous and Asynchronous Excitation

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Francesco D’Alessandro, Florian Garnier, Damien Guivarch, Amit Zutshi, Weize Kang, Manoj Kunnil, Payyoor Narayanan, Mark Robinson, J. S. Kumar, Jianming Cao, Ted Rose
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT26A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125865
https://doi.org/10.1115/GT2024-125865
View Paper titled, Damping Phenomena in Rotating Machines: A Focus on Rotor Damping With Synchronous and Asynchronous Excitation
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Topics: Damping, Excitation, Machinery, Rotors, Aircraft engines, Computer software, Rotation, Vibration, Whirls, Aerospace industry
Proceedings Papers

Development and Application of a High-Fidelity Numerical Tool for Dynamic Analysis of Bladed Disc Systems With Underplatform Dampers in Aircraft Engine Turbines

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Mertol Tüfekci
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT27A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123318
https://doi.org/10.1115/GT2024-123318
View Paper titled, Development and Application of a High-Fidelity Numerical Tool for Dynamic Analysis of Bladed Disc Systems With Underplatform Dampers in Aircraft Engine Turbines
Open the PDF for Development and Application of a High-Fidelity Numerical Tool for Dynamic Analysis of Bladed Disc Systems With Underplatform Dampers in Aircraft Engine Turbines in another window
Topics: Aircraft engines, Dampers, Disks, Dynamic analysis, Turbines
Proceedings Papers

The Application of the Arbitrary-Order Galerkin Reduction Method to the Dynamic Analysis of a Rotor With a Preloaded Single-Pad Foil-Air Bearing

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Ibrahim Ghalayini, Philip Bonello
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, V08AT22A017, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82585
https://doi.org/10.1115/GT2022-82585
View Paper titled, The Application of the Arbitrary-Order Galerkin Reduction Method to the Dynamic Analysis of a Rotor With a Preloaded Single-Pad Foil-Air Bearing
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Topics: Dynamic analysis, Foil bearings, Rotors, Clearances (Engineering), Delays, Engineering simulation, Simulation, Air bearings, Condensation, Finite element analysis
Proceedings Papers

Nonlinear Dynamic Analysis of the Pressure Signals on a Swirl-Stabilized Atmospheric LDI Burner Across Different Operating Conditions

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Antonio Torregrosa, Alberto Broatch Jacobi, Jorge García-Tíscar, Marc Rodríguez Pastor
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A031, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82665
https://doi.org/10.1115/GT2022-82665
View Paper titled, Nonlinear Dynamic Analysis of the Pressure Signals on a Swirl-Stabilized Atmospheric LDI Burner Across Different Operating Conditions
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Topics: Combustion, Combustion chambers, Dynamic analysis, Emissions, Pressure, Signals, Flow (Dynamics), Flames, Fuels, Oscillations
Proceedings Papers

Dynamic Analysis of a Coupled Dual-Rotor With Squeeze Film Damper Considering Sudden Unbalance

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Ying Cui, Yuxi Huang, Guogang Yang, Yongliang Wang, Han Zhang
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT28A002, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58824
https://doi.org/10.1115/GT2021-58824
View Paper titled, Dynamic Analysis of a Coupled Dual-Rotor With Squeeze Film Damper Considering Sudden Unbalance
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Topics: Dampers, Damping, Dynamic analysis, Rotors
Proceedings Papers

Criteria for the Stability Limit Prediction of High Speed Centrifugal Compressors With Vaneless Diffuser: Part II — The Development of Prediction Criteria

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Carlo Cravero, Davide Marsano
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A014, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14589
https://doi.org/10.1115/GT2020-14589
View Paper titled, Criteria for the Stability Limit Prediction of High Speed Centrifugal Compressors With Vaneless Diffuser: Part II — The Development of Prediction Criteria
Open the PDF for Criteria for the Stability Limit Prediction of High Speed Centrifugal Compressors With Vaneless Diffuser: Part II — The Development of Prediction Criteria in another window
Topics: Compressors, Stability, Vaneless diffusers, Design, Surges, Computational fluid dynamics, Computer simulation, Diffusers, Dynamic analysis, Fluids
Proceedings Papers

On the Efficiency of a Conical Under-Platform Damper for Turbines

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E. Denimal, C. Wong, L. Salles, L. Pesaresi
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A012, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14642
https://doi.org/10.1115/GT2020-14642
View Paper titled, On the Efficiency of a Conical Under-Platform Damper for Turbines
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Topics: Dampers, Turbines, Blades, Damping, Geometry, Kinematics, Wedges, Aircraft engines, Dry friction, Dynamic analysis
Proceedings Papers

Analysis of Thermal Transients for sCO 2 Brayton Cycle Heat Exchangers

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Anton Moisseytsev, James J. Sienicki
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A004, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90374
https://doi.org/10.1115/GT2019-90374
View Paper titled, Analysis of Thermal Transients for sCO 2 Brayton Cycle Heat Exchangers
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Topics: Brayton cycle, Heat exchangers, Transients (Dynamics), Accidents, Cycles, Computers, Design, Dynamic analysis, Heat, Power converters
Proceedings Papers

Static and Dynamic Analysis of a NACA 0021 Airfoil Section at Low Reynolds Numbers: Drag and Moment Coefficients

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David Holst, Francesco Balduzzi, Alessandro Bianchini, Christian Navid Nayeri, Christian Oliver Paschereit, Giovanni Ferrara
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T48A002, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90500
https://doi.org/10.1115/GT2019-90500
View Paper titled, Static and Dynamic Analysis of a NACA 0021 Airfoil Section at Low Reynolds Numbers: Drag and Moment Coefficients
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Topics: Airfoils, Drag (Fluid dynamics), Dynamic analysis, Reynolds number, Vertical axis wind turbines, Tunnels, Wind tunnels, Aviation, Blades, Computational fluid dynamics
Proceedings Papers

Design Tools to the Best Coupling of Dry-Friction Solid Underplatform Dampers to Turbine Blades

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Chiara Gastaldi, Muzio M. Gola
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT35A014, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91040
https://doi.org/10.1115/GT2019-91040
View Paper titled, Design Tools to the Best Coupling of Dry-Friction Solid Underplatform Dampers to Turbine Blades
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Topics: Dampers, Design, Dry friction, Turbine blades, Blades, Centrifugal force, Damping, Dynamic analysis, Excitation, Filters
Proceedings Papers

Reduced Order Models for Nonlinear Dynamic Analysis With Application to a Fan Blade

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Mikel Balmaseda, G. Jacquet-Richardet, A. Placzek, D.-M. Tran
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT35A010, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90813
https://doi.org/10.1115/GT2019-90813
View Paper titled, Reduced Order Models for Nonlinear Dynamic Analysis With Application to a Fan Blade
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Topics: Blades, Dynamic analysis, Equilibrium (Physics), Filters, Finite element model, Polynomials, Principal component analysis, Rotation, Stiffness, Vibration
Proceedings Papers

Dynamic Analysis and Optimization on Assembly Parameters of Rod Fastening Rotor System With Manufacturing Tolerances

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Bingxi Zhao, Qi Yuan, Pu Li
Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT33A002, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90256
https://doi.org/10.1115/GT2019-90256
View Paper titled, Dynamic Analysis and Optimization on Assembly Parameters of Rod Fastening Rotor System With Manufacturing Tolerances
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Topics: Dynamic analysis, Manufacturing, Optimization, Rotors, Disks, Pressure, Stiffness, Bearings, Errors, Tie rods
Proceedings Papers

Influence of Geometric Design Parameters Onto Vibratory Response and HCF Safety for Turbine Blades With Friction Damper

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Matthias Hüls, Lars Panning-von Scheidt, Jörg Wallaschek
Proc. ASME. GT2018, Volume 7C: Structures and Dynamics, V07CT35A008, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75363
https://doi.org/10.1115/GT2018-75363
View Paper titled, Influence of Geometric Design Parameters Onto Vibratory Response and HCF Safety for Turbine Blades With Friction Damper
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Topics: Dampers, Design, Friction, High cycle fatigue, Safety, Turbine blades, Blades, Resonance, Damping, Stress
Proceedings Papers

Dynamic Analysis and Reduction of a Cyclic Symmetric System Subjected to Geometric Nonlinearities

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Adrien Martin, Fabrice Thouverez
Proc. ASME. GT2018, Volume 7C: Structures and Dynamics, V07CT35A015, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75709
https://doi.org/10.1115/GT2018-75709
View Paper titled, Dynamic Analysis and Reduction of a Cyclic Symmetric System Subjected to Geometric Nonlinearities
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Topics: Design, Dynamic analysis, Fuel consumption, Modeling, Stators, Turbojets, Weight (Mass)
Proceedings Papers

Static and Dynamic Analysis of a NACA 0021 Airfoil Section at Low Reynolds Numbers Based on Experiments and CFD

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Francesco Balduzzi, Alessandro Bianchini, Giovanni Ferrara, David Holst, Benjamin Church, Felix Wegner, George Pechlivanoglou, Christian Navid Nayeri, Christian Oliver Paschereit, Lorenzo Ferrari
Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T48A004, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75426
https://doi.org/10.1115/GT2018-75426
View Paper titled, Static and Dynamic Analysis of a NACA 0021 Airfoil Section at Low Reynolds Numbers Based on Experiments and CFD
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Topics: Airfoils, Computational fluid dynamics, Dynamic analysis, Reynolds number, Vertical axis wind turbines, Design, Flow (Dynamics), Pressure, Wind tunnels, Aviation
Proceedings Papers

Effect of a Planetary Gearbox on the Dynamics of a Rotor System

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Ali Tatar, Christoph W. Schwingshackl
Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT33A013, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75479
https://doi.org/10.1115/GT2018-75479
View Paper titled, Effect of a Planetary Gearbox on the Dynamics of a Rotor System
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Topics: Dynamics (Mechanics), Mechanical drives, Rotors, Stiffness, Gears, Damping, Deflection, Disks, Mode shapes, Bearings
Proceedings Papers

Safety Design Methods for Rotor-Bearing System and Dynamic Analysis in Aero-Engines

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Jie Hong, Tianrang Li, Zhichao Liang, Dayi Zhang, Yanhong Ma, Yongfeng Wang
Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT33A020, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76065
https://doi.org/10.1115/GT2018-76065
View Paper titled, Safety Design Methods for Rotor-Bearing System and Dynamic Analysis in Aero-Engines
Open the PDF for Safety Design Methods for Rotor-Bearing System and Dynamic Analysis in Aero-Engines in another window
Topics: Aircraft engines, Bearings, Design methodology, Dynamic analysis, Rotors, Safety, Stiffness, Vibration, Design, Transients (Dynamics)
Proceedings Papers

Numerical Assessment of Reduced Order Modeling Techniques for Dynamic Analysis of Jointed Structures With Contact Nonlinearities

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Jie Yuan, Fadi El-Haddad, Loic Salles, Chian Wong
Proc. ASME. GT2018, Volume 7C: Structures and Dynamics, V07CT35A007, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75303
https://doi.org/10.1115/GT2018-75303
View Paper titled, Numerical Assessment of Reduced Order Modeling Techniques for Dynamic Analysis of Jointed Structures With Contact Nonlinearities
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Topics: Dynamic analysis, Modeling, Excitation, Finite element analysis, Friction, Springs
Proceedings Papers

A Modal Based Approach for the Lateral Dynamic Analysis of Rotating Shafts Supported by Elastic Substructures

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Flavio Quattrone, Benjamin Dugone
Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT33A023, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76481
https://doi.org/10.1115/GT2018-76481
View Paper titled, A Modal Based Approach for the Lateral Dynamic Analysis of Rotating Shafts Supported by Elastic Substructures
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Topics: Bearings, Computer simulation, Damping, Dynamic analysis, Dynamics (Mechanics), Equations of motion, Gas turbines, Machinery, Modeling, Rotors