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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
View Paper titled, Experimental Validation of a Rotor-Bearings System Model for Tesla Turbines Resonances Prediction
Click here to open pdf in another window PDF for Experimental Validation of a Rotor-Bearings System Model for Tesla Turbines Resonances Prediction
Topics: Ball bearings, Bearings, Finite element model, Resonance, Rotors, Stiffness, Turbines, Modal analysis, Analytical methods, Computer simulation
Proceedings Papers

Stability Analysis of the Morton Effect of Rigid and Flexible Rotors

Silun Zhang, Mohamed Amine Hassini, Mihai Arghir
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT29A013, September 21–25, 2020
Paper No: GT2020-14999
DOI: https://doi.org/10.1115/GT2020-14999
View Paper titled, Stability Analysis of the Morton Effect of Rigid and Flexible Rotors
Click here to open pdf in another window PDF for Stability Analysis of the Morton Effect of Rigid and Flexible Rotors
Topics: Rotors, Stability, Vibration, Ball bearings, Bearings, Deformation, Flow (Dynamics), Journal bearings, Temperature, Thermomechanics
Proceedings Papers

LM9000 Free Power Turbine: Advanced Test Bench

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
Paper No: GT2020-15213
DOI: https://doi.org/10.1115/GT2020-15213
View Paper titled, LM9000 Free Power Turbine: Advanced Test Bench
Click here to open pdf in another window PDF for LM9000 Free Power Turbine: Advanced Test Bench
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

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
View Paper titled, Design of a Compact Magnetically Levitated Blower for Space Applications
Click here to open pdf in another window PDF for Design of a Compact Magnetically Levitated Blower for Space Applications
Topics: Design, Magnetic bearings, Bearings, Carbon dioxide, Sorbents, Actuators, Air bearings, Air flow, Ball bearings, Energy consumption
Proceedings Papers

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

Xiao Kang, Alan Palazzolo
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A034, June 17–21, 2019
Paper No: GT2019-91645
DOI: 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
Click here to open pdf in another window PDF for Simulation, Test and Mitigation of 1/2X Forward Whirl Following Rotor Drop Onto Auxiliary Bearings
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

Nuntaphong Koondilogpiboon, Tsuyoshi Inoue
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A024, June 17–21, 2019
Paper No: GT2019-90951
DOI: 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
Click here to open pdf in another window PDF for Nonlinear Vibration Prediction of a Highly Flexible Rotor Supported by an Axial Groove Journal Bearing Considering Journal Angular Whirling Motion
Topics: Journal bearings, Nonlinear vibration, Rotors, Whirls, Disks, Bearings, Bifurcation, Ball bearings, Steady state
Proceedings Papers

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

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

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

Brian D. Nicholson, Jeremy T. Nickell
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A018, June 11–15, 2018
Paper No: GT2018-75851
DOI: 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
Click here to open pdf in another window PDF for Heat Generation in a Main-Shaft Turbine Aero-Engine Bearing Considering Metal and Ceramic Rolling Elements
Topics: Aircraft engines, Bearings, Ceramics, Heat, Metals, Turbines, Lubricants, Flow (Dynamics), Stress, Temperature
Proceedings Papers

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

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
Paper No: GT2017-63815
DOI: https://doi.org/10.1115/GT2017-63815
View Paper titled, Experimental Investigation of Oil Shedding From an Aero-Engine Ball Bearing at Moderate Speeds
Click here to open pdf in another window PDF for Experimental Investigation of Oil Shedding From an Aero-Engine Ball Bearing at Moderate Speeds
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

Bok Seong Choe, Jeon Kook Lee, Doyoung Jeon, Yongbok Lee
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A025, June 26–30, 2017
Paper No: GT2017-64151
DOI: 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
Click here to open pdf in another window PDF for Numerical Study of Cage Dynamics Focused on Hydrodynamic Effects of Guidance Land Clearances for Different Ball-Pocket Clearances in Cryogenic Environments
Topics: Ball bearings, Clearances (Engineering), Collisions (Physics), Computational fluid dynamics, Computer software, Density, Dynamics (Mechanics), Fluid-dynamic forces, Fluids, Nitrogen
Proceedings Papers

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

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
Paper No: GT2017-63813
DOI: 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
Click here to open pdf in another window PDF for Oil Film Thickness Measurements on Surfaces Close to an Aero-Engine Ball Bearing Using Optical Techniques
Topics: Aircraft engines, Ball bearings, Film thickness, Bearings, Stress, Flow (Dynamics), Engines, Knudsen number, Imaging, Gas turbines
Proceedings Papers

Prediction of Structural Supports Influence on Rotating Machinery Dynamics

Leonid Moroz, Leonid Romanenko, Roman Kochurov, Evgen Kashtanov
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT33A001, June 26–30, 2017
Paper No: GT2017-63035
DOI: https://doi.org/10.1115/GT2017-63035
View Paper titled, Prediction of Structural Supports Influence on Rotating Machinery Dynamics
Click here to open pdf in another window PDF for Prediction of Structural Supports Influence on Rotating Machinery Dynamics
Topics: Algorithms, Ball bearings, Bearings, Damage, Damping, Design, Dynamics (Mechanics), Finite element model, Geometry, Machine dynamics
Proceedings Papers

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

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

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

Jianming Cao, Paul Allaire, Timothy Dimond, Saeid Dousti
Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT30A002, June 13–17, 2016
Paper No: GT2016-56323
DOI: 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
Click here to open pdf in another window PDF for Auxiliary Bearing System Optimization for AMB Supported Rotors Based on Rotor Drop Analysis: Part I — Rotor Drop Analysis Method
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

Jianming Cao, Paul Allaire, Timothy Dimond, Saeid Dousti
Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT30A003, June 13–17, 2016
Paper No: GT2016-56324
DOI: 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
Click here to open pdf in another window PDF for Auxiliary Bearing System Optimization for AMB Supported Rotors Based on Rotor Drop Analysis: Part II — Optimization for Example Vertical and Horizontal Machines
Topics: Bearings, Machinery, Optimization, Rotors, Design, Ball bearings, Bearing design, Compressors, Damage, Damping
Proceedings Papers

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

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
Paper No: GT2016-57460
DOI: https://doi.org/10.1115/GT2016-57460
View Paper titled, Development of the Supercritical Carbon Dioxide Power Cycle Experimental Loop in KIER
Click here to open pdf in another window PDF for Development of the Supercritical Carbon Dioxide Power Cycle Experimental Loop in KIER
Topics: Supercritical carbon dioxide, Thermodynamic power cycles, Turbines, Cycles, Compressors, Temperature, Turbogenerators, Ball bearings, Bearings, Brayton cycle
Proceedings Papers

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

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
Paper No: GT2015-43337
DOI: https://doi.org/10.1115/GT2015-43337
View Paper titled, Dynamic Spur Geared Rotor Analysis of a Multi-Shaft Turbine With Gear Parameters
Click here to open pdf in another window PDF for Dynamic Spur Geared Rotor Analysis of a Multi-Shaft Turbine With Gear Parameters
Topics: Gears, Rotors, Turbines, Ball bearings, Dynamic analysis, Equations of motion, Impellers, Mode shapes, Pressure, Spur gears
Proceedings Papers

Ceramics in Rolling Element Bearings

C. F. Bersch, Philip Weinberg
Proc. ASME. GT1979, Volume 1A: Gas Turbines, V01AT01A068, March 12–15, 1979
Paper No: 79-GT-68
DOI: https://doi.org/10.1115/79-GT-68
View Paper titled, Ceramics in Rolling Element Bearings
Click here to open pdf in another window PDF for Ceramics in Rolling Element Bearings
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

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
Paper No: 90-GT-110
DOI: https://doi.org/10.1115/90-GT-110
View Paper titled, Experimental and Computed Performance Characteristics of High Speed Silicon Nitride Hybrid Ball Bearings
Click here to open pdf in another window PDF for Experimental and Computed Performance Characteristics of High Speed Silicon Nitride Hybrid Ball Bearings
Topics: Ball bearings, Performance characterization, Silicon nitride ceramics, Bearings, Compressors, Testing, Computers, Engines, Fuels, Inspection
Proceedings Papers

A Gas Operated Bearing Damper for Turbomachinery

John M. Vance, Bradley P. Cardon, Luis A. San Andres, Albert F. Storace
Proc. ASME. GT1991, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award; General, V005T14A041, June 3–6, 1991
Paper No: 91-GT-249
DOI: https://doi.org/10.1115/91-GT-249
View Paper titled, A Gas Operated Bearing Damper for Turbomachinery
Click here to open pdf in another window PDF for A Gas Operated Bearing Damper for Turbomachinery
Topics: Bearings, Dampers, Turbomachinery, Damping, Design, Displacement, Actuators, Aircraft engines, Ball bearings, Compressors