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TECHNICAL PAPERS

Mechanical Contact Frequency Response Measurements

[+] Author and Article Information
S. S. Kupchenko, D. P. Hess

Department of Mechanical Engineering, University of South Florida, Tampa, FL 33620

J. Tribol 122(4), 828-833 (Jun 22, 2000) (6 pages) doi:10.1115/1.1314601 History: Received November 23, 1999; Revised June 22, 2000
Copyright © 2000 by ASME
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References

Tolstoi,  D. M., 1967, “Significance of the Normal Degree of Freedom and Natural Normal Vibrations in Contact Friction,” Wear, 10, pp. 199–213.
Jarvis,  R. P., and Mills,  B., 1963, “Vibrations Induced by Dry Friction,” Proceedings of the Institution of Mechanical Engineers, 178, pp. 847–866.
Godfrey,  D., 1967, “Vibration Reduces Metal to Metal Contact and Causes an Apparent Reduction in Friction,” ASLE Transactions, 10, pp. 183–192.
Soom,  A., and Kim,  C., 1983, “Roughness-Induced Dynamic Loading at Dry and Boundary Lubricated Sliding Contacts,” ASME J. Lubr. Technol., 105, pp. 514–517.
Soom,  A., and Kim,  C., 1983, “Interactions Between Dynamic Normal and Frictional Forces During Unlubricated Sliding,” ASME J. Lubr. Technol., 105, pp. 221–229.
Sakamoto,  T., 1987, “Normal Displacement and Dynamic Friction Characteristics in a Stick-Slip Process,” Tribol. Int., 20, pp. 25–31.
Hess, D. P., and Soom, A., 1992, “Unsteady Friction in the Presence of Vibrations,” in Fundamentals of Friction, Kluwer Academic, The Netherlands, pp. 535–552.
Kilburn,  R. F., 1974, “Friction Viewed a Random Process,” ASME J. Lubr. Technol., 96, No. X, pp. 291–299.
Yust,  C. S., 1994, “Fast Fourier Transform Analysis of Computer-Acquired Friction Data,” STLE Tribol. Trans., 37, pp. 201–205.
Popovic,  M. R., and Goldenberg,  A. A., 1998, “Modeling of Friction Using Spectral Analysis,” IEEE Trans. Rob. Autom., 14, pp. 114–122.
Bendat, J. S., and Piersol, A. G., 1993, Engineering Applications of Correlation and Spectral Analysis, 2nd Ed., Wiley-Interscience, New York.

Figures

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Free body diagram of slider
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Frequency response for different acceleration levels:   , 0.3 grms; [[ellipsis]][[ellipsis]], 0.6 grms; ------, 0.9 grms (dry, 4 mm/s).
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Representative coherence (dry, 4 mm/s, 0.3 grms)
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Frequency response for different sliding speeds:   , 20 mm/s; [[ellipsis]][[ellipsis]], 4 mm/s (dry, 0.3 grms).
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Frequency response for pure paraffinic mineral oils with different viscosity:    , 19.5 mPa-s; [[ellipsis]].., 59.9 mPa-s (4mm/s, 0.3grms).
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Frequency response for different acceleration levels:    , 0.3 grms; [[ellipsis]][[ellipsis]], 0.6 grms; ------, 0.9 grms (lubricated with 19.5 mPa-s mineral oil, 4 mm/s).
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Frequency response for different sliding speeds:    , 20 mm/s; [[ellipsis]][[ellipsis]], 4 mm/s (lubricated with 19.5 mPa-s mineral oil, 0.3 grms).
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Frequency response for contact lubricated with 19.5 mPa-s mineral oil plus an additive:    , phosphate; [[ellipsis]][[ellipsis]]., chlorinated wax; -----, teflon; _[[ellipsis]]_[[ellipsis]], molybdenum (4 mm/s, 0.3 grms).
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Frequency response for different greases:   ,MoS2 grease; [[ellipsis]][[ellipsis]], lithium grease (4 mm/s, 0.3 grms).
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Frequency response:   , data; -----, one-zero model; [[ellipsis]][[ellipsis]], three-zero two-pole model (lubricated with 19.5 mPa-s mineral oil, 4 mm/s, 0.3 grms).

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