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TECHNICAL PAPERS

A Parametric Analysis of the Transient Forced Response of Noncontacting Coned-Face Gas Seals

[+] Author and Article Information
Itzhak Green

George W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA 30332-0405 e-mail: itzhak.green@me.gatech.edu

Roger M. Barnsby

Pratt and Whitney, United Technologies Corporation, East Hartford, CT 06108

J. Tribol 124(1), 151-157 (Apr 17, 2001) (7 pages) doi:10.1115/1.1401015 History: Received January 09, 2001; Revised April 17, 2001
Copyright © 2002 by ASME
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References

Etsion,  I., 1982, “A Review of Mechanical Face Seal Dynamic,” Shock Vib. Dig., 14, No. 3, pp. 9–14.
Etsion,  I., 1985, “Mechanical Face Seal Dynamics Update,” Shock Vib. Dig., 17, No. 4, pp. 11–16.
Etsion,  I., 1991, “Mechanical Face Seal Dynamics 1985–1989,” Shock Vib. Dig., 23, No. 4, pp. 3–7.
Leefe, S., 1994, “Modeling of Plain Face Gas Seal Dynamics,” 14th International Conference on Fluid Sealing, BHR Group Conference Series, No. 9, pp. 397–424.
Shapiro,  W., and Colsher,  R., 1974, “Steady State and Dynamic Analysis of a Jet-Engine, Gas Lubricated Shaft Seal,” ASLE Trans., 17, No. 3, pp. 190–200.
Zirkelback,  N., and San Andrés,  L., 1998, “Effect of Frequency Excitation on Force Coefficients of Spiral Groove Gas Seals,” ASME J. Tribol., 121, No. 4, pp. 853–863.
Zirkelback,  N., 2000, “Parametric study of Spiral Groove Gas Face Seals,” STLE Tribol. Trans., 43, No. 2, pp. 337–343.
Miller,  B., and Green,  I., 2000, “Numerical Formulation for the Dynamic Analysis of Spiral-Grooved Gas Face Seals,” ASME J. Tribol., 123, No. 2, pp. 395–403.
Green,  I., and Etsion,  I., 1986, “Nonlinear Dynamic Analysis of Noncontacting Coned-Face Mechanical Seals,” ASLE Trans., 29, No. 3, pp. 383–393.
Green,  I., and Etsion,  I., 1985, “Stability Threshold and Steady-State Response of Noncontacing Coned-Face Seals,” ASLE Trans., 28, No. 4, pp. 449–460.
Green,  I., and Barnsby,  R. M., 2000, “A Simultaneous Numerical Solution for the Lubrication and Dynamic Stability of Noncontacting Gas Face Seals,” ASME J. Tribol., 123, No. 2, pp. 388–394.
Green,  I., 1987, “The Rotor Dynamic Coefficients of Coned-Face Mechanical Seals With Inward or Outward Flow,” ASME J. Tribol., 109, No. 1, pp. 129–135.
Gross, W. A., 1980, Fluid Film Lubrication, John Wiley, New York.
Shampine, L. F., 1994, Numerical Solution of Ordinary Differential Equations, Chapman and Hall, New York.

Figures

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Schematic of noncontacting mechanical face seal
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Relative position between stator and rotor
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Speed effects upon steady-state response
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Radius ratio effects upon steady-state response
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Coning height effects upon steady-state response
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Pressure drop effects upon steady-state response
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Support stiffness and damping effects upon steady-state response
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Forcing misalignments effects upon steady-state response

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