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TECHNICAL PAPERS

Traction Between a Web and a Smooth Roller

[+] Author and Article Information
Sinan Müftü, John J. Jagodnik

Northeastern University, Department of Mechanical Engineering, Boston, MA 02115

J. Tribol 126(1), 177-184 (Jan 13, 2004) (8 pages) doi:10.1115/1.1631014 History: Received July 16, 2002; Revised May 13, 2003; Online January 13, 2004
Copyright © 2004 by ASME
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References

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Rice, B. S., 2003, “Reduction in Web-to-Roller Traction as a Result of Air Lubrication,” Ph.D. thesis, University of Rochester, Rochester, NY.
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Lakshmikumaran,  A., and Wickert,  J. A., 1998, “Equilibrium Analysis of Finite Width Tension Dominated Foil Bearings,” ASME J. Tribol., 121, pp. 108–113.
Lacey,  C., and Talke,  F., 1992, “Measurement and Simulation of Partial Contact at the Head/Tape Interface,” ASME J. Tribol., 144, pp. 646–652.
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Müftü,  S., and Benson,  R. C., 1996, “A Study on Width-Wise Variations in the Two Dimensional Foil Bearing Problem,” ASME J. Tribol., 118, pp. 407–414.
Müftü,  S., and Kaiser,  D. J., 2000, “Measurements and Theoretical Predictions of the Head/Tape Spacing Over a Flat-Head,” Tribol. Int., 33, pp. 415–430.
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Ducotey,  K. S., and Good,  J. K., 2000, “A Numerical Algorithm for Determining the Traction Between a Web and a Circumferentially Grooved Roller,” ASME J. Tribol., 122, pp. 578–584.
Müftü, S., and Benson, R. C., 1995, “Modelling the Transport of Paper Webs Including the Paper Permeability Effects,” Proceedings of the I.S.P.S., ASME International Congress and Exposition, San Francisco, CA, November 1995, pp. 247–258.
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Burgdorfer,  A., 1959, “The Influence of Molecular Mean Free Path on the Performance of Hydrodynamic Gas Lubricated Bearings,” ASME J. Basic Eng., March, pp. 94–100.
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Figures

Grahic Jump Location
Schematic representation of a web moving over a roller at the onset of sliding
Grahic Jump Location
Variation of non-dimensional tension N̄, tape-roller spacing h̄, contact pressure p̄c and air pressure p̄ in the wrap region which spans 0≤x̄−L̄1≤1.B=113.5,C=1.061×10−3,P=3.8,V=1.94×10−2,β=π/2,Σ=2×10−2,P0=10,XL=XR=1.061,Λ=1.27. The tape moves from left to right in this figure.
Grahic Jump Location
The effect of the parameters B,V,S,C,P,μs, β, Σ, P0 and Λ on traction in the web roller interface. Unless otherwise specified on the figures the values of the variables are given in Table 2.

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