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Proceedings Papers

Experimental Validation of a Rotor-Bearings System Model for Tesla Turbines Resonances Prediction

Carlo Alberto Niccolini Marmont Du Haut Champ, Paolo Silvestri, Federico Reggio

Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A015, June 13–17, 2022

Paper No: GT2022-81710

DOI: https://doi.org/10.1115/GT2022-81710

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Topics: Ball bearings, Bearings, Finite element model, Resonance, Rotors, Stiffness, Turbines, Modal analysis, Analytical methods, Computer simulation

Proceedings Papers

Mixed Whirl Modes in Numerical Rotordynamics Analysis

Konrad Juethner, Ted Rose, J. S. Kumar, Jianming Cao, Gregory M. Savela, Chris J. Zuck, Parag H. Mathuria

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A004, June 13–17, 2022

Paper No: GT2022-79755

DOI: https://doi.org/10.1115/GT2022-79755

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Topics: Rotordynamics, Whirls, Rotors, Design, Eigenvalues, Stability, Algorithms, Economics , Fatigue, Finite element analysis

Proceedings Papers

Research on the Nonlinear Behavior of the Turbine Rotor Assembled by Rabbet Joints

Zhuoluo Han, Yifeng Li, Yongfeng Wang, Jie Hong

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A013, June 13–17, 2022

Paper No: GT2022-82784

DOI: https://doi.org/10.1115/GT2022-82784

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Topics: Rotors, Stiffness, Turbines, Dynamic response, Finite element analysis, Mechanical properties, Aircraft engines, Compression, Damage, Dynamic models

Proceedings Papers

Experimental Force Coefficients for a Fully-Partitioned Pocket Damper Seal and Comparison to Other Two Seal Types

Adolfo Delgado, Luis San Andrés, Jing Yang, Jonathan Thiele

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, V08AT22A020, June 13–17, 2022

Paper No: GT2022-83164

DOI: https://doi.org/10.1115/GT2022-83164

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Topics: Dampers, Leakage, Stiffness, Compressors, Damping, Blades, Pressure, Rotors, Computational fluid dynamics, Databases

Proceedings Papers

Rotordynamic Design and Experimental Validation of a sCO2 Centrifugal Compressor Equipped With a Pocket Damper Seal

Giuseppe Vannini, Matteo Dozzini, Filippo Cangioli

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A001, June 13–17, 2022

Paper No: GT2022-79563

DOI: https://doi.org/10.1115/GT2022-79563

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Topics: Compressors, Dampers, Design, Vibration, Density, Carbon dioxide, Engineering prototypes, Fluids, Pistons, Stability

Proceedings Papers

A Nonlinear Rotordynamics Model for Automotive Turbochargers Coupled to a Physical Model for a (Semi) Floating Ring Bearing System

Wonbae Jung, Luis San Andrés, Jungbae Kim

Paper No: GT2022-79386

DOI: https://doi.org/10.1115/GT2022-79386

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Topics: Bearings, Rotordynamics, Turbochargers

Proceedings Papers

Condition Monitoring Insight Using Bayesian Inference and Rotor Dynamics Modelling for Rotating Machinery

Greg Nelson, Iain Palmer

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT25A002, June 13–17, 2022

Paper No: GT2022-80976

DOI: https://doi.org/10.1115/GT2022-80976

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Topics: Condition monitoring, Machinery, Modeling, Rotordynamics, Vibration, Bearings, Clearances (Engineering), Compressors, Digital twin, Finite element model

Proceedings Papers

Measured and Predicted Temperature Differentials Within a Rotor at a Tilting-Pad-Journal Bearing Associated With the Morton Effect

Chris D. Kulhanek, Seth Cunningham, Hector A. Delgado, Jeff Moore, Justin R. Hollingsworth

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A015, June 13–17, 2022

Paper No: GT2022-83237

DOI: https://doi.org/10.1115/GT2022-83237

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Topics: Bearings, Journal bearings, Rotors, Temperature, Vibration, Temperature measurement, Clearances (Engineering), Design, Resistance thermometers, Rotordynamics

Proceedings Papers

System Level Analysis of Compressor Eye-Labyrinth Seal Rotordynamic Forces: A Computational Fluid Dynamics Approach

Md Shujan Ali, Farzam Mortazavi, Alan Palazzolo

Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT28A004, June 7–11, 2021

Paper No: GT2021-59725

DOI: https://doi.org/10.1115/GT2021-59725

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Topics: Compressors, Computational fluid dynamics, Rotordynamics

Proceedings Papers

Mechanical Design and Testing of a 2.5 MW sCO 2 Compressor Loop

Stefan D. Cich, J. Jeffrey Moore, Chris Kulhanek, Meera Day Towler, Jason Mortzheim

Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A004, June 7–11, 2021

Paper No: GT2021-04155

DOI: https://doi.org/10.1115/GT2021-04155

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Topics: Compressors, Design engineering, Testing, Carbon dioxide, Design, Domes (Structural elements), Inlet guide vanes, Brayton cycle, Compression, Construction

Proceedings Papers

Rotordynamic Characteristics of the Straight-Through Labyrinth Seal Based On the Applicability Analysis of Leakage Models Using Bulk-Flow Method

Tianhao Wang, Zhigang Li, Jun Li

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A015, June 7–11, 2021

Paper No: GT2021-59568

DOI: https://doi.org/10.1115/GT2021-59568

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Topics: Flow (Dynamics), Leakage, Pressure, Clearances (Engineering), Sealing (Process), Damping, Excitation, Fluids, Leakage flows, Rotors

Proceedings Papers

Design of a Compact Magnetically Levitated Blower for Space Applications

Larry Hawkins, Alexei Filatov, Rasish Khatri, Chris DellaCorte, S. Adam Howard

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A023, September 21–25, 2020

Paper No: GT2020-15090

DOI: https://doi.org/10.1115/GT2020-15090

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Topics: Design, Magnetic bearings, Bearings, Carbon dioxide, Sorbents, Actuators, Air bearings, Air flow, Ball bearings, Energy consumption

Proceedings Papers

A Model-Based Prediction of Balancing Behavior of Rotors Above the Speed Range in Available Balancing Systems

Paolo Pennacchi, Riccardo Ferraro, Steven Chatterton, Damaso Checcacci

Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT29A015, September 21–25, 2020

Paper No: GT2020-15136

DOI: https://doi.org/10.1115/GT2020-15136

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Topics: Modeling, Rotor balancing, Rotordynamics, Rotors

Proceedings Papers

Experimental Investigation of the Effects of Squeeze Film Damper Design on Highspeed Rotor System

Vincent Iacobellis, Kamran Behdinan, Dennis Chan, Dave Beamish

Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT29A001, September 21–25, 2020

Paper No: GT2020-14136

DOI: https://doi.org/10.1115/GT2020-14136

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Topics: Dampers, Design, Rotordynamics, Rotors

Proceedings Papers

Gas Turbine Transient Performance Simulation With Simplified Heat Soakage Model

Zhuo-Jun Li, Yi-Guang Li, Theodosios Korakianitis

Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A005, September 21–25, 2020

Paper No: GT2020-14484

DOI: https://doi.org/10.1115/GT2020-14484

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Topics: Gas turbines, Heat, Simulation, Transients (Dynamics), Design, Engines, Stability, Engine design, Aircraft, Combustion chambers

Proceedings Papers

Development and Testing of a 10 MWe Supercritical CO2 Turbine in a 1 MWe Flow Loop

Jeffrey Moore, Stefan Cich, Meera Day-Towler, Jason Mortzheim

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T31A018, September 21–25, 2020

Paper No: GT2020-15945

DOI: https://doi.org/10.1115/GT2020-15945

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Topics: Flow (Dynamics), Supercritical carbon dioxide, Testing, Turbines, Cycles, Steam, Heat, Temperature, Thermal efficiency, Transients (Dynamics)

Proceedings Papers

Reduced-Scale Model Design for a High-Speed Rotor System Based on Similitude Theory

Biao Zhou, Haotian Liang, Hui Miao, Chaoping Zang

Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT30A005, June 17–21, 2019

Paper No: GT2019-91112

DOI: https://doi.org/10.1115/GT2019-91112

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Topics: Design, Rotors, Engineering prototypes, Construction, Dimensional analysis, Dynamics (Mechanics), Engines, Geometry, Mode shapes, Rotordynamics

Proceedings Papers

On the Integration of Hot Foil Bearings Into Gas Turbine Engines: Theoretical Treatment

Hooshang Heshmat, James F. Walton, II

Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A036, June 17–21, 2019

Paper No: GT2019-91710

DOI: https://doi.org/10.1115/GT2019-91710

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Topics: Foil bearings, Gas turbines, Bearings, Stiffness, Design, High temperature, Modeling, Rotors, System dynamics, Damping

Proceedings Papers

Test Rig Commissioning for Advanced Rotor-Stator Seals

Deepak Trivedi, Eric Ruggiero, Christopher Wolfe, Joel Kirk, John Williams, James Graham

Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT15A006, June 17–21, 2019

Paper No: GT2019-90965

DOI: https://doi.org/10.1115/GT2019-90965

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Topics: Rotors, Stators, Design, Design engineering, Pressure, Pressure vessels, Sealing (Process), Temperature, Test facilities, Turbomachinery

Proceedings Papers

A Simple (1-Flexible Rotor) Model That Shows Bull Gear Runout As a Source of Subsynchronous, Lateral, Vibration in Integrally Geared Compressor (IGC) Pinions

Dara Childs, Andrew Crandall

Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT33A009, June 11–15, 2018

Paper No: GT2018-75326

DOI: https://doi.org/10.1115/GT2018-75326

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Topics: Compressors, Gears, Rotors, Vibration, Stiffness, Bearings, Compressor impellers, Damping, Disks, Excitation

2 3 4 5

NARROW

Experimental Validation of a Rotor-Bearings System Model for Tesla Turbines Resonances Prediction

Mixed Whirl Modes in Numerical Rotordynamics Analysis

Research on the Nonlinear Behavior of the Turbine Rotor Assembled by Rabbet Joints

Experimental Force Coefficients for a Fully-Partitioned Pocket Damper Seal and Comparison to Other Two Seal Types

Rotordynamic Design and Experimental Validation of a sCO2 Centrifugal Compressor Equipped With a Pocket Damper Seal

A Nonlinear Rotordynamics Model for Automotive Turbochargers Coupled to a Physical Model for a (Semi) Floating Ring Bearing System

Condition Monitoring Insight Using Bayesian Inference and Rotor Dynamics Modelling for Rotating Machinery

Measured and Predicted Temperature Differentials Within a Rotor at a Tilting-Pad-Journal Bearing Associated With the Morton Effect

System Level Analysis of Compressor Eye-Labyrinth Seal Rotordynamic Forces: A Computational Fluid Dynamics Approach

Mechanical Design and Testing of a 2.5 MW sCO 2 Compressor Loop

Rotordynamic Characteristics of the Straight-Through Labyrinth Seal Based On the Applicability Analysis of Leakage Models Using Bulk-Flow Method

Design of a Compact Magnetically Levitated Blower for Space Applications

A Model-Based Prediction of Balancing Behavior of Rotors Above the Speed Range in Available Balancing Systems

Experimental Investigation of the Effects of Squeeze Film Damper Design on Highspeed Rotor System

Gas Turbine Transient Performance Simulation With Simplified Heat Soakage Model

Development and Testing of a 10 MWe Supercritical CO2 Turbine in a 1 MWe Flow Loop

Reduced-Scale Model Design for a High-Speed Rotor System Based on Similitude Theory

On the Integration of Hot Foil Bearings Into Gas Turbine Engines: Theoretical Treatment

Test Rig Commissioning for Advanced Rotor-Stator Seals

A Simple (1-Flexible Rotor) Model That Shows Bull Gear Runout As a Source of Subsynchronous, Lateral, Vibration in Integrally Geared Compressor (IGC) Pinions

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