Publications on Annular
Pressure Seals
MAJOR APPLICATION: Process
fluid lubrication, cryogenic liquid turbo pumps
High Speed / High Pressure Turbulent Flow Seals
Sponsors: NASA Glenn RC
(1993-1996), Pratt & Whitney (1992-93), TAMU Turbomachinery Research
Consortium
MAJOR TOPICS: Select below
Gas Seals: Honeycomb, Pocket Damper &
Labyrinth Seals
Liquid Seals: Turbulent Flow Annular Seals,
including 2-phase flow
Honeycomb Wet Seal & Bubbly Seal
San Andrés, L., 2012, “Rotordynamic
Force Coefficients of Bubbly Mixture Annular Pressure Seals, ”ASME
J. Eng. Gas Turbines Power, 134 (Feb), p. 022503 [ASME Paper GT2011-45264]
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San Andrés, L., and T. Soulas, 2007, “A Bulk Flow Model for Off-Centered Honeycomb
Gas Seals,” ASME Journal of Engineering for Gas Turbines and Power, 129, pp.
185-194. (ASME Paper 2002-GT-30286) Li, J., L. San Andrés,
R. Aguilar, and J.M. Vance, 2000,
“Dynamic Force Coefficients of a Multiple-Blade, Multiple-Pocket Gas Damper Seal:
Test Results and Analytical Validation," ASME Journal of Tribology, Vol.
122, 1, pp. 317-322 (ASME Paper 99-TRIB-35). |
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Li, J., D. Ransom, D.,
L. San Andrés, and J.M. Vance, 1999, "Comparison of Predictions with Test
Results for Rotordynamic Coefficients of a Four-Pocket Gas Damper Seal,"
ASME Journal of Tribology, Vol. 121, 2, pp. 363-369 (ASME Paper 98-TRIB-29). |
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Ransom, D., J. Li, L.
San Andrés, and J.M. Vance, 1999, "Experimental Force Coefficients for a
Two-Bladed Labyrinth Seal and a Four-Pocket Damper Seal," ASME Journal
of Tribology, Vol. 121, 2, pp. 370-376 (ASME Paper 98-TRIB-28). |
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Li, J., San Andrés,
L., and J. Vance, 1999, "Bulk Flow Analysis of Multiple-Pocket Gas
Damper Seals," ASME Journal of Gas Turbines and Power, Vol. 121, 2, pp.
355-362 (ASME Paper 98-GT-013). |
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Ransom, D., and L. San
Andrés, 1999, "Identification of Force Coefficients from a Gas Annular
Seal, Effect of Transition Flow Regime to Turbulence," Tribology
Transactions, 42, 3, pp. 487-494 (STLE Paper No. 98-NP-5G-3). |
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Marquette, O., D.
Childs, and L. San Andrés, 1997, "Eccentricity Effects on the
Rotordynamic Coefficients of Plain Annular Gas Seals: Theory Versus
Experiment," ASME Journal of Tribology, Vol. 119, 3, pp. 443-448(ASME
Paper 96-TRIB-35). |
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Yang, Z., L. San
Andrés and D. Childs, 1994, "Dynamic Force Performance of Gas Seals at
Off-Center Conditions," STLE Tribology Transactions, Vol. 37, 1, pp.
33-44 |
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Cardon, B.P, Vance, J.M., San Andrés,
L. and Storace, A., 1993, "A Gas Operated
Damper for Turbomachinery," ASME Journal of Engineering for Gas Turbines
and Power, Vol. 115, 2, pp. 383-389 |
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San Andrés, L., T. Soulas,
and P. Fayolle, 2007, “A Bulk Flow Model of Angled
Injection Lomakin Bearing” ASME Journal of
Engineering for Gas Turbines and Power, 129, pp. 195-204. (ASME Paper 2002-GT-30287). TWO-PHASE
(Cryogenic) |
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Computational
Models: Liquid Seals for Cryogenic Turbo Pumps Zirkelback, N., and L. San Andrés, 1996, "Bulk-Flow Model for the
Transition to Turbulence Regime in Annular Seals," STLE Tribology Transactions,
Vol.39, 4, pp. 835-842 ( STLE Paper 96-AM-7B-3) |
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San Andrés, L., Yang,
Z. and Childs, D., 1993, "Thermal Effects in Cryogenic Liquid Annular
Seals, I: Theory and Approximate Solutions", ASME Journal of Tribology,
Vol. 115, 2, pp. 267-276 |
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Yang, Z., San Andrés,
L. and Childs, D., 1993, "Thermal Effects in Cryogenic Liquid Annular
Seals, II: Numerical Solution and Results", ASME Journal of Tribology,
Vol. 115, 2, pp. 277-284 |
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San Andrés, L., 1993,
"Effect of Shaft Misalignment on the Dynamic Force Response of Annular
Pressure Seals," STLE Tribology Transactions, Vol. 36, 2, pp. 173-182 |
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San Andrés, L., Yang,
Z. and Childs, D., 1993, "Importance of Heat Transfer from Fluid Film to
Stator in Turbulent Flow Annular Seals," WEAR, Vol. 160, pp. 269-277 |
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San Andrés, L., 1993,
"Dynamic Force and Moment Coefficients for Short Length Annular Seals,
ASME Journal of Tribology, Vol. 115, 1, pp. 61-70 |
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San Andrés, L., Yang,
Z. and Childs, D., 1992, "Thermohydrodynamic Analysis of Cryogenic
Liquid Annular Seals," 5th NASA Conference on Advanced Earth-to-Orbit
Propulsion Technology, |
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San Andrés, L., 1991
"Analysis of Variable Fluid Properties, Turbulent Annular Seals,"
ASME Journal of Tribology, Vol. 113, pp. 694-702 |