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Journal Articles

Rigid Mode Vibration Control and Dynamic Behavior of Hybrid Foil–Magnetic Bearing Turbo Blower

Sena Jeong, Doyoung Jeon, Yong Bok Lee

J. Eng. Gas Turbines Power. May 2017, 139(5): 052501.

Paper No: GTP-16-1405

DOI: https://doi.org/10.1115/1.4034920

Published Online: November 22, 2016

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Topics: Bearings, Magnetic bearings, Rotors, Turbochargers, Vibration, Vibration control, Stiffness, Damping, Turbomachinery, Engines

Proceedings Papers

Rigid Mode Vibration Control and Dynamic Behavior of Hybrid Foil-Magnetic Bearing (HFMB) Turbo Blower

Sena Jeong, Jungwan Kim, Doyoung Jeon, Yong Bok Lee

Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT30A012, June 13–17, 2016

Paper No: GT2016-57712

DOI: https://doi.org/10.1115/GT2016-57712

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Topics: Bearings, Turbochargers, Vibration control, Vibration, Rotors, Foil bearings, Stability, Engines, Impellers, Motors

Journal Articles

Rotordynamic Behavior of 225 kW (300 HP) Class PMS Motor–Generator System Supported by Gas Foil Bearings

Bok Seong Choe, Tae Ho Kim, Chang Ho Kim, Yong Bok Lee

J. Eng. Gas Turbines Power. September 2015, 137(9): 092505.

Paper No: GTP-14-1650

DOI: https://doi.org/10.1115/1.4029712

Published Online: September 1, 2015

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Topics: Bearings, Engines, Generators, Motors, Rotors, Foil bearings

Journal Articles

Behavior Analysis of Controllable Electrorheology Fluid Plain Journal Bearings

Yong-Bok Lee

J. Dyn. Sys., Meas., Control. June 2015, 137(6): 061013.

Paper No: DS-14-1116

DOI: https://doi.org/10.1115/1.4029369

Published Online: June 1, 2015

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Topics: Bearings, Electrorheological fluids, Fluids, Journal bearings, Lubricants, Stress, Torque, Rotors, Electric fields, Viscosity

Proceedings Papers

Leakage Performance and Rotordynamic Characteristics of Bump Floating Ring Seals for Turbopump

Yong-Bok Lee, Kyoung-Wook Kim, Sol-Ji Ryu, Jin Taek Chung

Proc. ASME. GT2014, Volume 7B: Structures and Dynamics, V07BT32A017, June 16–20, 2014

Paper No: GT2014-26274

DOI: https://doi.org/10.1115/GT2014-26274

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Topics: Leakage, Damping, Whirls, Locks (Waterways), Pressure drop, Rotors, Stability, Coulombs, Design, Friction

Proceedings Papers

Rotordynamic Behavior of 225 kW (300 HP) Class PMS Motor-Generator System Supported by Gas Foil Bearings

Bok Seong Choe, Tae Ho Kim, Chang Ho Kim, Yong Bok Lee

Proc. ASME. GT2014, Volume 7A: Structures and Dynamics, V07AT31A037, June 16–20, 2014

Paper No: GT2014-27286

DOI: https://doi.org/10.1115/GT2014-27286

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Topics: Engines, Foil bearings, Generators, Motors, Rotors, Bearings, Damping, Delays, Inspection, Journal bearings

Journal Articles

Dynamic Performance Characteristics of Floating-Ring Bearings With Varied Oil-Injection Swirl-Control Angles

Daniel Tamunodukobipi, Chang Ho Kim, Yong-Bok Lee

J. Dyn. Sys., Meas., Control. February 2015, 137(2): 021002.

Paper No: DS-13-1440

DOI: https://doi.org/10.1115/1.4027912

Published Online: September 10, 2014

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Topics: Bearings, Damping, Pressure, Signals, Stability, Stress, Stiffness, Performance characterization

Proceedings Papers

Feasibility Study of an Oil-Free Turbocharger Supported on Gas Foil Bearings via On-Road Tests of a 2-Liter Class Diesel Vehicle

Kyuho Sim, Suk Bum Kwon, Tae Ho Kim, Yong-Bok Lee

Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 945-956, June 11–15, 2012

Paper No: GT2012-69586

DOI: https://doi.org/10.1115/GT2012-69586

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Topics: Diesel, Foil bearings, Roads, Turbochargers, Vehicles, Rotors, Bearings, Shock (Mechanics), Compressors, Engines

Journal Articles

Feasibility Study of an Oil-Free Turbocharger Supported on Gas Foil Bearings Via On-Road Tests of a Two-Liter Class Diesel Vehicle

Yong-Bok Lee, Suk Bum Kwon, Tae Ho Kim, Kyuho Sim

J. Eng. Gas Turbines Power. May 2013, 135(5): 052701.

Paper No: GTP-12-1375

DOI: https://doi.org/10.1115/1.4007883

Published Online: April 23, 2013

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Topics: Bearings, Clearances (Engineering), Compressors, Diesel, Engines, Foil bearings, Roads, Rotors, Thrust, Turbines

Proceedings Papers

Rotordynamic Performance of an Oil-Free Turbo Blower Focusing on Load Capacity of Gas Foil Thrust Bearings

Tae Ho Kim, Yong-Bok Lee, Tae Young Kim, Kyong Ho Jeong

Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 643-650, June 6–10, 2011

Paper No: GT2011-46471

DOI: https://doi.org/10.1115/GT2011-46471

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Topics: Stress, Thrust bearings, Turbochargers, Rotors, Design, Stability, Bearings, Turbomachinery, Compressed air, Finite element analysis

Proceedings Papers

Thermal Performance of a Bump Type Gas Foil Bearing Floating on a Hollow Shaft for Increasing Rotating Speed and Static Load

Kyuho Sim, Jin Woo Song, Yong-Bok Lee, Tae Ho Kim

Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 651-662, June 6–10, 2011

Paper No: GT2011-46499

DOI: https://doi.org/10.1115/GT2011-46499

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Topics: Foil bearings, Stress, Temperature, Ball bearings, Bearings, Temperature gradient, Wire, Electric motors, Heat, Materials properties

Proceedings Papers

Effects of Mesh Density on Static Load Performance of Metal Mesh Gas Foil Bearings

Yong-Bok Lee, Chang Ho Kim, Tae Ho Kim, Tae Young Kim

Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 675-683, June 6–10, 2011

Paper No: GT2011-46589

DOI: https://doi.org/10.1115/GT2011-46589

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Topics: Density, Foil bearings, Metals, Stress, Rotors, Damping, Deflection, Bearings, Stiffness, Spin (Aerodynamics)

Proceedings Papers

Vibration Control of a High Speed Rotor Supported by the Combined Smart Bearing

Se Na Jeong, Tae Ho Kim, Chang Ho Kim, Yong Bok Lee

Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 333-335, October 24–26, 2011

Paper No: IJTC2011-61177

DOI: https://doi.org/10.1115/IJTC2011-61177

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Topics: Bearings, Rotors, Vibration control, Design, Dynamic analysis, Dynamic stability, Foil bearings, Load bearing capacity, Machinery, Magnetic bearings

Proceedings Papers

Dynamic Characteristics of the Combined Smart Bearing

Yong Bok Lee, Kyung Min Lee, Jin-Taek Chung, Seung Jong Kim, Se Na Jeong

Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 337-339, October 24–26, 2011

Paper No: IJTC2011-61179

DOI: https://doi.org/10.1115/IJTC2011-61179

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Topics: Bearings, Finite element methods, Damping, Foil bearings, Machinery, Reliability, Stability, Stiffness, Turbochargers

Journal Articles

Development and Performance Measurement of Oil-Free Turbocharger Supported on Gas Foil Bearings

Yong-Bok Lee, Dong-Jin Park, Tae Ho Kim, Kyuho Sim

J. Eng. Gas Turbines Power. March 2012, 134(3): 032506.

DOI: https://doi.org/10.1115/1.4004719

Published Online: January 4, 2012

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Topics: Bearings, Compressors, Flow (Dynamics), Foil bearings, Pressure, Rotors, Temperature, Turbines, Turbochargers, Thrust

Journal Articles

Thermal Performance Measurement of a Bump Type Gas Foil Bearing Floating on a Hollow Shaft for Increasing Rotating Speed and Static Load

Tae Ho Kim, Jin Woo Song, Yong-Bok Lee, Kyuho Sim

J. Eng. Gas Turbines Power. February 2012, 134(2): 024501.

DOI: https://doi.org/10.1115/1.4004401

Published Online: December 8, 2011

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Topics: Bearings, Foil bearings, Stress, Temperature, Turbomachinery, Temperature measurement, Clearances (Engineering), Strain gages, Thermocouples

Journal Articles

Rotordynamic Performance of an Oil-Free Turbo Blower Focusing on Load Capacity of Gas Foil Thrust Bearings

Tae Ho Kim, Yong-Bok Lee, Tae Young Kim, Kyong Ho Jeong

J. Eng. Gas Turbines Power. February 2012, 134(2): 022501.

DOI: https://doi.org/10.1115/1.4004143

Published Online: December 2, 2011

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Topics: Impellers, Rotors, Stress, Thrust, Turbochargers, Thrust bearings, Foil bearings, Turbomachinery, Finite element analysis

Journal Articles

Effects of Mesh Density on Static Load Performance of Metal Mesh Gas Foil Bearings

Yong-Bok Lee, Chang Ho Kim, Tae Ho Kim, Tae Young Kim

J. Eng. Gas Turbines Power. January 2012, 134(1): 012502.

DOI: https://doi.org/10.1115/1.4004142

Published Online: October 27, 2011

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Topics: Bearings, Damping, Deflection, Density, Foil bearings, Metals, Rotors, Stiffness, Stress, Wire

Proceedings Papers

Rotordynamic Performance of an Oil-Free Turbocharger Supported on Gas Foil Bearings: Effects of an Assembly Radial Clearance

Tae Ho Kim, Jangwon Lee, Chang Ho Kim, Yong-Bok Lee

Proc. ASME. GT2010, Volume 6: Structures and Dynamics, Parts A and B, 363-371, June 14–18, 2010

Paper No: GT2010-23243

DOI: https://doi.org/10.1115/GT2010-23243

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Topics: Clearances (Engineering), Foil bearings, Manufacturing, Turbochargers, Bearings, Engines, Rotors, Deflection, Ignition, Lubricants

Proceedings Papers

The Static Characteristics of Bump Foil Thrust Bearing Considering Tilting Condition

Tae-Young Kim, Dong-Jin Park, Yong-Bok Lee

Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 189-191, October 19–21, 2009

Paper No: IJTC2009-15084

DOI: https://doi.org/10.1115/IJTC2009-15084

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Topics: Thrust bearings, Bearings, Computer simulation, Finite difference methods, Finite element methods, Foil bearings, Stress, Thrust, Turbomachinery

Journal citation

NARROW

Rigid Mode Vibration Control and Dynamic Behavior of Hybrid Foil–Magnetic Bearing Turbo Blower

Rigid Mode Vibration Control and Dynamic Behavior of Hybrid Foil-Magnetic Bearing (HFMB) Turbo Blower

Rotordynamic Behavior of 225 kW (300 HP) Class PMS Motor–Generator System Supported by Gas Foil Bearings

Behavior Analysis of Controllable Electrorheology Fluid Plain Journal Bearings

Leakage Performance and Rotordynamic Characteristics of Bump Floating Ring Seals for Turbopump

Rotordynamic Behavior of 225 kW (300 HP) Class PMS Motor-Generator System Supported by Gas Foil Bearings

Dynamic Performance Characteristics of Floating-Ring Bearings With Varied Oil-Injection Swirl-Control Angles

Feasibility Study of an Oil-Free Turbocharger Supported on Gas Foil Bearings via On-Road Tests of a 2-Liter Class Diesel Vehicle

Feasibility Study of an Oil-Free Turbocharger Supported on Gas Foil Bearings Via On-Road Tests of a Two-Liter Class Diesel Vehicle

Rotordynamic Performance of an Oil-Free Turbo Blower Focusing on Load Capacity of Gas Foil Thrust Bearings

Thermal Performance of a Bump Type Gas Foil Bearing Floating on a Hollow Shaft for Increasing Rotating Speed and Static Load

Effects of Mesh Density on Static Load Performance of Metal Mesh Gas Foil Bearings

Vibration Control of a High Speed Rotor Supported by the Combined Smart Bearing

Dynamic Characteristics of the Combined Smart Bearing

Development and Performance Measurement of Oil-Free Turbocharger Supported on Gas Foil Bearings

Thermal Performance Measurement of a Bump Type Gas Foil Bearing Floating on a Hollow Shaft for Increasing Rotating Speed and Static Load

Rotordynamic Performance of an Oil-Free Turbo Blower Focusing on Load Capacity of Gas Foil Thrust Bearings

Effects of Mesh Density on Static Load Performance of Metal Mesh Gas Foil Bearings

Rotordynamic Performance of an Oil-Free Turbocharger Supported on Gas Foil Bearings: Effects of an Assembly Radial Clearance

The Static Characteristics of Bump Foil Thrust Bearing Considering Tilting Condition

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