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Proceedings Papers

Predicting Fly-Height Modulation and Contact Forces in Ultra-Low Flying Head-Disk Interfaces Using a Tri-State Switching Dynamic Contact Model

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Sung-Chang Lee, Andreas A. Polycarpou
Proc. ASME. TRIB2001, ASME 2001 Symposium on Nanotribology and Nanotechnology for 1Tbit/in2, 27-35, October 21–24, 2001
Publisher: American Society of Mechanical Engineers
Paper No: TRIB-NANO2001-104
https://doi.org/10.1115/TRIB-NANO2001-104
View Paper titled, Predicting Fly-Height Modulation and Contact Forces in Ultra-Low Flying Head-Disk Interfaces Using a Tri-State Switching Dynamic Contact Model
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Topics: Disks, Dynamics (Mechanics), Air bearings, Contact dynamics, Damage, Degrees of freedom, Design, Dynamic models, Excitation, Rotating disks
Proceedings Papers

Analysis of Off-Track Slider Vibrations in a Laptop Hard Disk Drive

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Rahul Rai, David B. Bogy
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 329-331, October 24–26, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2011-61167
https://doi.org/10.1115/IJTC2011-61167
View Paper titled, Analysis of Off-Track Slider Vibrations in a Laptop Hard Disk Drive
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Topics: Disks, Laptop computers, Vibration, Horizontal directional drilling, Excitation, Manufacturing, Actuators, Air bearings, Fluids, Bearings
Proceedings Papers

Elasto-Aerodynamic Lubrication Analysis of a Self-Acting Foil Air Journal Bearing

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Hamza Bensouilah, Mustapha Lahmar, Benyebka Bou-Sai¨d
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 159-162, October 24–26, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2011-61143
https://doi.org/10.1115/IJTC2011-61143
View Paper titled, Elasto-Aerodynamic Lubrication Analysis of a Self-Acting Foil Air Journal Bearing
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Topics: Journal bearings, Lubrication, Deformation, Stability, Compressibility, Damping, Equations of motion, Excitation, Finite element analysis, Performance characterization
Proceedings Papers

Effect of Spinning Disk–Parking Ramp Collison on the Operational Shock Performance of a Mobile Hard Disk Drive

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Rahul Rai, David B. Bogy
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 389-391, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41149
https://doi.org/10.1115/IJTC2010-41149
View Paper titled, Effect of Spinning Disk–Parking Ramp Collison on the Operational Shock Performance of a Mobile Hard Disk Drive
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Topics: Disks, Rotating disks, Shock (Mechanics), Excitation, Failure, Horizontal directional drilling, Air bearings, Collisions (Physics), Computers, Design
Proceedings Papers

Experimental Structural Stiffness and Damping in a 2 nd Generation Foil Bearing for Increasing Shaft Temperatures

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Luis San Andre´s, Keun Ryu
Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 209-211, October 19–21, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2009-15188
https://doi.org/10.1115/IJTC2009-15188
View Paper titled, Experimental Structural Stiffness and Damping in a 2 nd Generation Foil Bearing for Increasing Shaft Temperatures
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Topics: Damping, Foil bearings, Stiffness, Temperature, Bearings, Excitation, Clearances (Engineering), Deflection, Energy dissipation, Gas turbines
Proceedings Papers

The Dynamic Performance Analysis of Foil Journal Bearings Considering Coulomb Friction: Rotating Unbalance Response

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D. H. Lee, Y. C. Kim, K. W. Kim
Proc. ASME. IJTC2007, ASME/STLE 2007 International Joint Tribology Conference, Parts A and B, 253-255, October 22–24, 2007
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2007-44225
https://doi.org/10.1115/IJTC2007-44225
View Paper titled, The Dynamic Performance Analysis of Foil Journal Bearings Considering Coulomb Friction: Rotating Unbalance Response
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Topics: Coulombs, Friction, Journal bearings, Design, Excitation, Finite element methods, Foil bearings, Pressure, Rotors, Strips
Proceedings Papers

A Simplified Dynamic Model for the Analysis of the Slider Off-Track Motion Due to Head-Disk Interactions

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Yanhui Yuan, Shao Wang
Proc. ASME. IJTC2007, ASME/STLE 2007 International Joint Tribology Conference, Parts A and B, 673-675, October 22–24, 2007
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2007-44194
https://doi.org/10.1115/IJTC2007-44194
View Paper titled, A Simplified Dynamic Model for the Analysis of the Slider Off-Track Motion Due to Head-Disk Interactions
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Topics: Disks, Dynamic models, Displacement, Excitation, Actuators, Impulse (Physics), Steady state
Proceedings Papers

Detection of the Asperity Contact Between Sliding Surfaces by Monitoring the Excitation of Resonant Oscillation Using the Fiber Wobbling Method

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Shintaro Itoh, Kenji Fukuzawa, Yuya Hamamoto, Hedong Zhang, Yasunaga Mitsuya
Proc. ASME. IJTC2007, ASME/STLE 2007 International Joint Tribology Conference, Parts A and B, 677-679, October 22–24, 2007
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2007-44222
https://doi.org/10.1115/IJTC2007-44222
View Paper titled, Detection of the Asperity Contact Between Sliding Surfaces by Monitoring the Excitation of Resonant Oscillation Using the Fiber Wobbling Method
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Topics: Disks, Excitation, Fibers, Lubricants, Lubrication, Magnetic heads, Magnetic recording, Oscillations, Resonance, Viscoelasticity
Proceedings Papers

Optimization of Groove Geometry for Thrust Air Bearing to Maximize Bearing Stiffness

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Hiromu Hashimoto, Masayuki Ochiai, Tadashi Nanba
Proc. ASME. IJTC2007, ASME/STLE 2007 International Joint Tribology Conference, Parts A and B, 225-227, October 22–24, 2007
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2007-44129
https://doi.org/10.1115/IJTC2007-44129
View Paper titled, Optimization of Groove Geometry for Thrust Air Bearing to Maximize Bearing Stiffness
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Topics: Air bearings, Bearings, Geometry, Optimization, Stiffness, Thrust, Thrust bearings, Design, Design methodology, Excitation
Proceedings Papers

Ultra-Thin Film Ultrasonic Characterization

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Antanas Daugela, Vytautas Blechertas, Oden L. Warren, Hiroshi Kutomi, Thomas J. Wyrobek
Proc. ASME. TRIB2003, Contact Mechanics, 111-114, October 26–29, 2003
Publisher: American Society of Mechanical Engineers
Paper No: 2003-TRIB-0276
https://doi.org/10.1115/2003-TRIB-0276
View Paper titled, Ultra-Thin Film Ultrasonic Characterization
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Topics: Delamination, Excitation, Fatigue, Friction, Nanoindentation, Nanoscale phenomena, Oscillations, Stress, Ultrasonic waves
Proceedings Papers

Experimental Rotordynamic Coefficient Results for a Load-on-Pad Flexible-Pivot Tilting-Pad Bearing With Comparisons to Predictions From Bulk-Flow and Reynolds Equation Models

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L. E. Rodriguez, D. W. Childs
Proc. ASME. TRIB2004, ASME/STLE 2004 International Joint Tribology Conference, Parts A and B, 529-537, October 24–27, 2004
Publisher: American Society of Mechanical Engineers
Paper No: TRIB2004-64042
https://doi.org/10.1115/TRIB2004-64042
View Paper titled, Experimental Rotordynamic Coefficient Results for a Load-on-Pad Flexible-Pivot Tilting-Pad Bearing With Comparisons to Predictions From Bulk-Flow and Reynolds Equation Models
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Topics: Bearings, Flow (Dynamics), Stress, Stiffness, Excitation, Inertia (Mechanics), Fluids, Degrees of freedom, Dynamics (Mechanics), Eigenvalues
Proceedings Papers

Investigation of the Contact Zone of Ultrasonic Motors at Different Modes of Exciter Vibrations

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V. Ostasevicius, A. Palevicius, M. Ragulskis, A. Daugela, G. Janusas
Proc. ASME. TRIB2004, ASME/STLE 2004 International Joint Tribology Conference, Parts A and B, 47-50, October 24–27, 2004
Publisher: American Society of Mechanical Engineers
Paper No: TRIB2004-64344
https://doi.org/10.1115/TRIB2004-64344
View Paper titled, Investigation of the Contact Zone of Ultrasonic Motors at Different Modes of Exciter Vibrations
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Topics: Excitation systems, Ultrasonic motors, Vibration, Atomic force microscopy, Electrodes, Excitation, Holography, Lasers, Mechanical properties, Piezoelectric ceramics
Proceedings Papers

Identification of Force Coefficients in a Squeeze Film Damper With a Mechanical End Seal: Centered Circular Orbit Tests

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Luis San Andre´s, Adolfo Delgado
Proc. ASME. IJTC2006, Part A: Tribomaterials; Lubricants and Additives; Elastohydrodynamic Lubrication; Hydrodynamic Lubrication and Fluid Film Bearings; Rolling Element Bearings; Engine Tribology; Machine Components Tribology; Contact Mechanics, 309-318, October 23–25, 2006
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2006-12041
https://doi.org/10.1115/IJTC2006-12041
View Paper titled, Identification of Force Coefficients in a Squeeze Film Damper With a Mechanical End Seal: Centered Circular Orbit Tests
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Topics: Dampers, Damping, Dry friction, Excitation, Lubricants, Stress, Aircraft, Clearances (Engineering), Gates (Closures), Leakage
Proceedings Papers

Stability Analyses on Flexure Pivot Tilting Pad Gas Bearings for Microturbomachinery

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Kyuho Sim, Daejong Kim
Proc. ASME. IJTC2006, Part B: Magnetic Storage Tribology; Manufacturing/Metalworking Tribology; Nanotribology; Engineered Surfaces; Biotribology; Emerging Technologies; Special Symposia on Contact Mechanics; Special Symposium on Nanotribology, 1281-1289, October 23–25, 2006
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2006-12158
https://doi.org/10.1115/IJTC2006-12158
View Paper titled, Stability Analyses on Flexure Pivot Tilting Pad Gas Bearings for Microturbomachinery
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Topics: Bending (Stress), Gas bearings, Stability, Bearings, Clearances (Engineering), Rotors, Resonance, Damping, Excitation, Film thickness