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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

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

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

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

Proceedings Papers

Rotordynamics Experimental Validation of a Sliding-Blade Architecture for an Inside-Out Ceramic Turbine

C. Landry, B. Picard, T. Parent-Simard, J.-S. Plante, M. Picard

Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT33A024, June 11–15, 2018

Paper No: GT2018-76698

DOI: https://doi.org/10.1115/GT2018-76698

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Topics: Blades, Ceramics, Rotordynamics, Turbines, Springs, Rotors, Displacement, Engineering prototypes, Carbon, Composite materials

Proceedings Papers

Investigation of Flow-Induced Radial Force and its Influence on Rotor Dynamics for a Cryogenic Liquid Turbine Expander

Ningbo Yuan, Jinju Sun, Peng Song, Changjiang Huo, Shan Sun

Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT33A011, June 11–15, 2018

Paper No: GT2018-75443

DOI: https://doi.org/10.1115/GT2018-75443

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Topics: Flow (Dynamics), Rotordynamics, Turbines, Design, Rotors, Impellers, Diffusers, Ducts, Finite element methods, FORTRAN

Proceedings Papers

Rotor System Mathematical Model Substructure-Based Reduction and Updating Using Experimental Modal Analysis

Sergey Semenov, Mikhail Nikhamkin, Nikolai Sazhenkov

Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT33A004, June 11–15, 2018

Paper No: GT2018-75144

DOI: https://doi.org/10.1115/GT2018-75144

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Topics: Modal analysis, Rotors, Rotordynamics, Bearings, Blades, Couplings, Design, Disks, Fans, Gas turbines

Proceedings Papers

Leakage and Dynamic Force Coefficients for Two Labyrinth Gas Seals: Teeth-on-Stator and Interlocking Teeth Configurations — A CFD Approach to Their Performance

Luis San Andrés, Tingcheng Wu

Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A005, June 11–15, 2018

Paper No: GT2018-75205

DOI: https://doi.org/10.1115/GT2018-75205

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Topics: Computational fluid dynamics, Leakage, Stators, Pressure, Rotors, Damping, Flow (Dynamics), Stiffness, Whirls, Cavities

Proceedings Papers

Effect of Axial Force on Rotordynamics of a Rigid Rotor Supported by Foil Bearings

Wanhui Liu, Daejong Kim, Kai Feng

Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A033, June 11–15, 2018

Paper No: GT2018-76261

DOI: https://doi.org/10.1115/GT2018-76261

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Topics: Foil bearings, Rotordynamics, Rotors, Bearings, Stability, Modal analysis, Simulation, Stiffness, Damping, Degrees of freedom

Proceedings Papers

Hydrodynamic Journal Bearings Optimization Considering Rotor Dynamics Restrictions

Leonid Moroz, Leonid Romanenko, Roman Kochurov, Evgen Kashtanov

Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A024, June 11–15, 2018

Paper No: GT2018-75790

DOI: https://doi.org/10.1115/GT2018-75790

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Topics: Journal bearings, Optimization, Rotordynamics, Bearings, Design, Rotors, Film thickness, Simulation, Clearances (Engineering), Electromagnetic induction

Proceedings Papers

Sensitivity Analysis of the One-Control Volume Bulk-Flow Model for a 14 Teeth-on-Stator Straight-Through Labyrinth Seal

Filippo Cangioli, Paolo Pennacchi, Giacomo Riboni, Giuseppe Vannini, Lorenzo Ciuchicchi, Andrea Vania, Steven Chatterton

Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A002, June 26–30, 2017

Paper No: GT2017-63014

DOI: https://doi.org/10.1115/GT2017-63014

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Topics: Flow (Dynamics), Sensitivity analysis, Stators, Leakage, Fluid dynamics, Friction, Cavities, Discharge coefficient, Dynamics (Mechanics), Fluids

Proceedings Papers

Rotordynamics Performance of Hybrid Foil Bearing Under Forced Vibration Input

Daejong Kim, Brian Nicholson, Lewis Rosado, Garry Givan

Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A035, June 26–30, 2017

Paper No: GT2017-65233

DOI: https://doi.org/10.1115/GT2017-65233

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Topics: Foil bearings, Rotordynamics, Vibration, Bearings, Stress, Impulse (Physics), Rotors, Excitation, Air Force, Aircraft engines

2 3 4 5

NARROW

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

Gas Turbine Transient Performance Simulation With Simplified Heat Soakage Model

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

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

Rotordynamics Experimental Validation of a Sliding-Blade Architecture for an Inside-Out Ceramic Turbine

Investigation of Flow-Induced Radial Force and its Influence on Rotor Dynamics for a Cryogenic Liquid Turbine Expander

Rotor System Mathematical Model Substructure-Based Reduction and Updating Using Experimental Modal Analysis

Leakage and Dynamic Force Coefficients for Two Labyrinth Gas Seals: Teeth-on-Stator and Interlocking Teeth Configurations — A CFD Approach to Their Performance

Effect of Axial Force on Rotordynamics of a Rigid Rotor Supported by Foil Bearings

Hydrodynamic Journal Bearings Optimization Considering Rotor Dynamics Restrictions

Sensitivity Analysis of the One-Control Volume Bulk-Flow Model for a 14 Teeth-on-Stator Straight-Through Labyrinth Seal

Rotordynamics Performance of Hybrid Foil Bearing Under Forced Vibration Input

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