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Proceedings Papers

Ball Bearing Dynamic Stiffness Prediction Considering an Uncertain Position of Rolling Elements

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Roman Kochurov, Volodymyr Martynenko, Leonid Moroz, Yuriy Govorushchenko
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, V10AT22A018, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127790
https://doi.org/10.1115/GT2024-127790
View Paper titled, Ball Bearing Dynamic Stiffness Prediction Considering an Uncertain Position of Rolling Elements
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Topics: Ball bearings, Stiffness
Proceedings Papers

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

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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
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81710
https://doi.org/10.1115/GT2022-81710
View Paper titled, Experimental Validation of a Rotor-Bearings System Model for Tesla Turbines Resonances Prediction
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Topics: Ball bearings, Bearings, Finite element model, Resonance, Rotors, Stiffness, Turbines, Modal analysis, Analytical methods, Computer simulation
Proceedings Papers

LM9000 Free Power Turbine: Advanced Test Bench

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Manfredi Mazzola, Andrea Bulleri, Paolo Pennacchi, Steven Chatterton
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T21A008, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15213
https://doi.org/10.1115/GT2020-15213
View Paper titled, LM9000 Free Power Turbine: Advanced Test Bench
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Topics: Design, Ocean engineering, Turbines, Weight (Mass), Dimensions, Generators, Aviation, Ball bearings, Engines, Gas turbines
Proceedings Papers

Design of a Compact Magnetically Levitated Blower for Space Applications

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Larry Hawkins, Alexei Filatov, Rasish Khatri, Chris DellaCorte, S. Adam Howard
Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A023, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15090
https://doi.org/10.1115/GT2020-15090
View Paper titled, Design of a Compact Magnetically Levitated Blower for Space Applications
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Topics: Design, Magnetic bearings, Bearings, Carbon dioxide, Sorbents, Actuators, Air bearings, Air flow, Ball bearings, Energy consumption
Proceedings Papers

Stability Analysis of the Morton Effect of Rigid and Flexible Rotors

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Silun Zhang, Mohamed Amine Hassini, Mihai Arghir
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT29A013, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14999
https://doi.org/10.1115/GT2020-14999
View Paper titled, Stability Analysis of the Morton Effect of Rigid and Flexible Rotors
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Topics: Rotors, Stability, Vibration, Ball bearings, Bearings, Deformation, Flow (Dynamics), Journal bearings, Temperature, Thermomechanics
Proceedings Papers

Characterisation of Waves and Ligaments in Films Close to an Aeroengine Ball Bearing

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Jee Loong Hee, Kathy Simmons, David Hann, Michael Walsh
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A012, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91698
https://doi.org/10.1115/GT2019-91698
View Paper titled, Characterisation of Waves and Ligaments in Films Close to an Aeroengine Ball Bearing
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Topics: Ball bearings, Waves, Gravity (Force), Wavelength, Flow (Dynamics), Shear (Mechanics), Stress, Bearings, Engineering systems and industry applications, Gas turbines
Proceedings Papers

Simulation, Test and Mitigation of 1/2X Forward Whirl Following Rotor Drop Onto Auxiliary Bearings

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Xiao Kang, Alan Palazzolo
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A034, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91645
https://doi.org/10.1115/GT2019-91645
View Paper titled, Simulation, Test and Mitigation of 1/2X Forward Whirl Following Rotor Drop Onto Auxiliary Bearings
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Topics: Bearings, Rotors, Simulation, Whirls, Vibration, Ball bearings, Simulation models, Spin (Aerodynamics), Dampers, Elastomers
Proceedings Papers

Nonlinear Vibration Prediction of a Highly Flexible Rotor Supported by an Axial Groove Journal Bearing Considering Journal Angular Whirling Motion

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Nuntaphong Koondilogpiboon, Tsuyoshi Inoue
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A024, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90951
https://doi.org/10.1115/GT2019-90951
View Paper titled, Nonlinear Vibration Prediction of a Highly Flexible Rotor Supported by an Axial Groove Journal Bearing Considering Journal Angular Whirling Motion
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Topics: Journal bearings, Nonlinear vibration, Rotors, Whirls, Disks, Bearings, Bifurcation, Ball bearings, Steady state
Proceedings Papers

Heat Generation in a Main-Shaft Turbine Aero-Engine Bearing Considering Metal and Ceramic Rolling Elements

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Brian D. Nicholson, Jeremy T. Nickell
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A018, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75851
https://doi.org/10.1115/GT2018-75851
View Paper titled, Heat Generation in a Main-Shaft Turbine Aero-Engine Bearing Considering Metal and Ceramic Rolling Elements
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Topics: Aircraft engines, Bearings, Ceramics, Heat, Metals, Turbines, Lubricants, Flow (Dynamics), Stress, Temperature
Proceedings Papers

Prediction of Structural Supports Influence on Rotating Machinery Dynamics

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Leonid Moroz, Leonid Romanenko, Roman Kochurov, Evgen Kashtanov
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT33A001, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63035
https://doi.org/10.1115/GT2017-63035
View Paper titled, Prediction of Structural Supports Influence on Rotating Machinery Dynamics
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Topics: Algorithms, Ball bearings, Bearings, Damage, Damping, Design, Dynamics (Mechanics), Finite element model, Geometry, Machine dynamics
Proceedings Papers

Oil Film Thickness Measurements on Surfaces Close to an Aero-Engine Ball Bearing Using Optical Techniques

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Jee Loong Hee, R. Santhosh, Kathy Simmons, Graham Johnson, David Hann, Michael Walsh
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A017, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63813
https://doi.org/10.1115/GT2017-63813
View Paper titled, Oil Film Thickness Measurements on Surfaces Close to an Aero-Engine Ball Bearing Using Optical Techniques
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Topics: Aircraft engines, Ball bearings, Film thickness, Bearings, Stress, Flow (Dynamics), Engines, Knudsen number, Imaging, Gas turbines
Proceedings Papers

Experimental Investigation of Oil Shedding From an Aero-Engine Ball Bearing at Moderate Speeds

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R. Santhosh, Jee Loong Hee, Kathy Simmons, Graham Johnson, David Hann, Michael Walsh
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A018, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63815
https://doi.org/10.1115/GT2017-63815
View Paper titled, Experimental Investigation of Oil Shedding From an Aero-Engine Ball Bearing at Moderate Speeds
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Topics: Aircraft engines, Ball bearings, Bearings, Stress, Engines, Flow (Dynamics), Knudsen number, Rotating disks, Design, Gas turbines
Proceedings Papers

Numerical Study of Cage Dynamics Focused on Hydrodynamic Effects of Guidance Land Clearances for Different Ball-Pocket Clearances in Cryogenic Environments

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Bok Seong Choe, Jeon Kook Lee, Doyoung Jeon, Yongbok Lee
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A025, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64151
https://doi.org/10.1115/GT2017-64151
View Paper titled, Numerical Study of Cage Dynamics Focused on Hydrodynamic Effects of Guidance Land Clearances for Different Ball-Pocket Clearances in Cryogenic Environments
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Topics: Ball bearings, Clearances (Engineering), Collisions (Physics), Computational fluid dynamics, Computer software, Density, Dynamics (Mechanics), Fluid-dynamic forces, Fluids, Nitrogen
Proceedings Papers

Oil-Air Flow Between the Cage and Inner Race of an Aeroengine Bearing

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Akinola A. Adeniyi, Hervé Morvan, Kathy Simmons
Proc. ASME. GT2016, Volume 7B: Structures and Dynamics, V07BT31A022, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56927
https://doi.org/10.1115/GT2016-56927
View Paper titled, Oil-Air Flow Between the Cage and Inner Race of an Aeroengine Bearing
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Topics: Bearings, Flow (Dynamics), Ball bearings, Dynamics (Mechanics), Fluids, Computational fluid dynamics, Cooling, Design, Drops, Engineering simulation
Proceedings Papers

Development of the Supercritical Carbon Dioxide Power Cycle Experimental Loop in KIER

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Junhyun Cho, Hyungki Shin, Ho-Sang Ra, Gilbong Lee, Chulwoo Roh, Beomjoon Lee, Young-Jin Baik
Proc. ASME. GT2016, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T36A013, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57460
https://doi.org/10.1115/GT2016-57460
View Paper titled, Development of the Supercritical Carbon Dioxide Power Cycle Experimental Loop in KIER
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Topics: Supercritical carbon dioxide, Thermodynamic power cycles, Turbines, Cycles, Compressors, Temperature, Turbogenerators, Ball bearings, Bearings, Brayton cycle
Proceedings Papers

Auxiliary Bearing System Optimization for AMB Supported Rotors Based on Rotor Drop Analysis: Part I — Rotor Drop Analysis Method

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Jianming Cao, Paul Allaire, Timothy Dimond, Saeid Dousti
Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT30A002, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56323
https://doi.org/10.1115/GT2016-56323
View Paper titled, Auxiliary Bearing System Optimization for AMB Supported Rotors Based on Rotor Drop Analysis: Part I — Rotor Drop Analysis Method
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Topics: Bearings, Optimization, Rotors, Stress, Ball bearings, American Petroleum Institute, Design, Experimental methods, Finite element analysis, Magnetic bearings
Proceedings Papers

Auxiliary Bearing System Optimization for AMB Supported Rotors Based on Rotor Drop Analysis: Part II — Optimization for Example Vertical and Horizontal Machines

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Jianming Cao, Paul Allaire, Timothy Dimond, Saeid Dousti
Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT30A003, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56324
https://doi.org/10.1115/GT2016-56324
View Paper titled, Auxiliary Bearing System Optimization for AMB Supported Rotors Based on Rotor Drop Analysis: Part II — Optimization for Example Vertical and Horizontal Machines
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Topics: Bearings, Machinery, Optimization, Rotors, Design, Ball bearings, Bearing design, Compressors, Damage, Damping
Proceedings Papers

Dynamic Spur Geared Rotor Analysis of a Multi-Shaft Turbine With Gear Parameters

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T. N. Shiau, C. R. Wang, D. S. Liu, W. C. Wang, W. C. Hsu
Proc. ASME. GT2015, Volume 7A: Structures and Dynamics, V07AT30A009, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43337
https://doi.org/10.1115/GT2015-43337
View Paper titled, Dynamic Spur Geared Rotor Analysis of a Multi-Shaft Turbine With Gear Parameters
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Topics: Gears, Rotors, Turbines, Ball bearings, Dynamic analysis, Equations of motion, Impellers, Mode shapes, Pressure, Spur gears
Proceedings Papers

Ceramics in Rolling Element Bearings

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C. F. Bersch, Philip Weinberg
Proc. ASME. GT1979, Volume 1A: Gas Turbines, V01AT01A068, March 12–15, 1979
Publisher: American Society of Mechanical Engineers
Paper No: 79-GT-68
https://doi.org/10.1115/79-GT-68
View Paper titled, Ceramics in Rolling Element Bearings
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Topics: Ceramics, Rolling bearings, Bearings, Ball bearings, Cooling systems, Fatigue life, Gas turbines, Lubricants, Roller bearings, Silicon nitride ceramics
Proceedings Papers

Experimental and Computed Performance Characteristics of High Speed Silicon Nitride Hybrid Ball Bearings

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George W. Hosang
Proc. ASME. GT1990, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; General, V005T13A001, June 11–14, 1990
Publisher: American Society of Mechanical Engineers
Paper No: 90-GT-110
https://doi.org/10.1115/90-GT-110
View Paper titled, Experimental and Computed Performance Characteristics of High Speed Silicon Nitride Hybrid Ball Bearings
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Topics: Ball bearings, Performance characterization, Silicon nitride ceramics, Bearings, Compressors, Testing, Computers, Engines, Fuels, Inspection