Dynamic Characteristics of Hard Disk Drive Spindle IVIotors—Comparison Between Ball Bearings and Hydrodynamic Bearings

Journal of Tribology

Volumn 118, Issue 2, 1996, Pages 402-406

  Roger Ku, C P ^a,b  

^a Motor Development Department   (United States)

^b SEAGATE TECHNOLOGY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BEARINGS; COMPUTERS; DATA; HARD DISK DRIVES; MOTORS; SPINDLE; STORAGE SYSTEMS;

EID: 0029675543     PISSN: 07424787     EISSN: 15288897     Source Type: Journal    
DOI: 10.1115/1.2831316     Document Type: Article

References (9)

1. Bouchard, G., Lau, L., and Talke, F. E., 1987, “An Investigation of Nonrepeatable Spindle Run-Out,” IEEE Trans, on Magnetics, Vol. 23, No. 5, pp. 3687-3689.
2. 2 Magnetic Recording at a Track Density of 17 kTPI,” IEEE Trans, on Magnetics, Vol. 27, No. 6, pp. 5280-5285.
3. Ku, C.-P. R., 1995, “Dynamic Characteristics of Spindle Motors Supported by Hydrodynamic Bearings,” Proceeding of the 24th Incremental Motion Control System & Devices Conference, June 6-8, San Jose, CA, pp. 223-232.
4. Ku, R. C.-P., & Shen, I. Y., 1995, “Effect of Disk Flexibility on Natural Frequencies in Computer Hard Disk Drive Spindle Motors” accepted to be published by STLE Tribology Transaction and present at STLE/ASME Joint Tribology Conference, Kissimmee, FL, Oct. 8-11.
5. Lee, C. C., Tecza, J. A., Walowit, J. A., Pinkus, O., and Zorzi, E. S., 1988, “FEATURE: Finite Element Analysis Tool for Utility Rotordynamic Evaluation,” Mechanical Technology Incorporated, 88TM7, Latham, New York.
6. Muijderman, E. A., Remmers, G., and Tielemans, L. P. M., 1980, “Grease-lubricated Spiral Groove Bearings,” Philips Tech. Rev., Vol. 39, No. 6/7, pp. 184-198.
7. Nelson, H. D., 1980, “A Finite Rotating Shaft Element Using Timoshenko Beam Theory,” ASME Journal of Mechanical Design, Vol. 102, No. 4, pp. 793-803.
8. Ono, K., Saiki, N., Sanada, Y., and Kumano, A., 1991, “Analysis of Nonrepeatable Radial Vibration of Magnetic Disk Spindles,” ASME Journal of Vibration and Acoustics, Vol. 113, No. 3, pp. 292-298.
9. Tecza, J. A., Malanoski, S. B., and Ku, C.-P. R., 1991, Rotordynamics and Modeling Workshop, Electric Power Research Institute Maintenance and Diagnostic Center, June 4-6, Eddystone, PA.