0
TECHNICAL PAPERS: Gas Turbines: Heat Transfer and Turbomachinery

Influence of a Honeycomb Facing on the Heat Transfer in a Stepped Labyrinth Seal

[+] Author and Article Information
K. Willenborg, V. Schramm, S. Kim, S. Wittig

Lehrstuhl und Institut für Thermische Strömungsmaschinen, Universität Karlsruhe Kaiserstr. 12, D-76128 Karlsruhe, Germany

J. Eng. Gas Turbines Power 124(1), 133-139 (Feb 01, 2000) (7 pages) doi:10.1115/1.1403459 History: Received November 01, 1999; Revised February 01, 2000
Copyright © 2002 by ASME
Your Session has timed out. Please sign back in to continue.

References

Komotori, K., and Miyake, K., 1977, “Leakage Characteristics of Labyrinth Seals With High Rotating Speed,” 1977 Tokyo Joint Gas Turbine Congress.
Morrison, G. L., and Daesung, Chi, 1985, “Incompressible Flow in Stepped Labyrinth Seals,” ASME Paper 85-FE-4.
Morrison,  G. L., Johnson,  M. C., and Tatterson,  G. B., 1991, “3-D Laser Anemometer Measurements in a Labyrinth Seal,” ASME J. Eng. Gas Turbines Power, 113, pp. 119–125.
Wittig,  S., Jacobsen,  K., Schelling,  U., and Kim,  S., 1988, “Heat Transfer in Stepped Labyrinth Seals,” ASME J. Eng. Gas Turbines Power, 110, pp. 63–69.
Wittig, S., Schelling U., Jacobsen, K., and Kim, S., 1987 “Numerical Predictions and Measurements of Discharge Coefficients in Labyrinth Seals,” ASME Paper 87-GT-188.
Rhode, D. L., and Hibbs, R. I., 1989 “A Comparative Investigation of Corresponding Annular and Labyrinth Seal Flowfields,” ASME Paper 89-GT-195.
Rhode,  D. L., Johnson,  J. W., and Broussard,  D. H., 1997, “Flow Visualization and Leakage Measurements of Stepped Labyrinth Seals, Parts 1 and 2,” ASME J. Turbomach., 119, pp. 839–848.
Prasad, B. V. S. S. S., Sethu Manavalan, D. L., Nanjunda Rao, N. V., 1997, “Computational and Experimental Investigations of Straight-Through Labyrinth Seals,” ASME Paper 97-GT-326.
Stocker, H. L., 1978, “Determining and Improving Labyrinth Seal Performance in Current and Advanced High Performance Gas Turbines,” AGARD-CP-237 Conference Proceedings, pp. 13/1–13/22.
Zimmermann, H., and Wolff, K. H., 1998, “Air System Correlations, Part 1: Labyrinth Seals,” ASME Paper 98-GT-206.
Brownell,  J. B., Millward,  J. A., and Parker,  R. J., 1989, “Non-Intrusive Investigations Into Life-Size Labyrinth Seal Flow Fields,” ASME J. Eng. Gas Turbines Power, 111, pp. 335–342.
Childs,  D., Elrod,  D., and Hale,  K. 1989, “Annular Honeycomb Seals: Test Results for Leakage and Rotordynamic Coefficients; Comparison to Labyrinth and Smooth Configurations,” ASME J. Tribol., 111, pp. 293–301.
Ha,  T. W., Morrison,  G. L., and Childs,  D. W., 1992, “Friction-Factor Characteristics for Narrow Channels With Honeycomb Surfaces,” ASME J. Tribol., 114, pp. 714–721.
Ha,  T. W., and Childs,  D. W., 1992, “Friction-Factor Data for Flat-Plate Tests of Smooth and Honeycomb Surfaces,” ASME J. Tribol., 114, pp. 722–730.
Millward,  J. A., and Edwards,  M. F., 1994, “Windage Heating of Air Passing Through Labyrinth Seals,” ASME J. Turbomach., 118, pp. 415–419.
Kapinos,  V. M., and Gura,  L. A., 1970, “Investigation of Heat Transfer in Labyrinth Glands on Static Models,” Therm. Eng., 17, No. 11, pp. 54–56.
Kapinos,  V. M., and Gura,  L. A., 1973, “Heat Transfer of a Stepped Labyrinth Seal,” Therm. Eng., 20, No. 6, pp. 28–32.
Waschka,  W., Wittig,  S., and Kim,  S., 1992, “Influence of High Rotational Speeds on the Heat Transfer and Discharge Coefficients in Labyrinth Seals,” ASME J. Turbomach., 114, pp. 462–468.
Waschka, W., Wittig, S., Kim, S., and Scherer, T., 1993, “Heat Transfer and Leakage in High-Speed Rotating Stepped Labyrinth Seals,” AGARD-CP-527, pp. 26/1–26/10.
Jakoby, R., Maeng, D. J., Kim, S., and Wittig, S., 1997, “3D LDA-Measurements in Rotating Turbine Disk Systems,” Laser Anemometry Advanced Applications, Proceedings of the 7th International Conference, Karlsruhe, Sept. 8–11.
Schramm,  V., Willenborg,  K., Kim,  S., and Wittig,  S., 2002, “Influence of a Honeycomb Facing on the Flow Field and Discharge Behavior of a Stepped Labyrinth Seal,” ASME J. Eng. Gas Turbines Power, 124, pp. 140–146.

Figures

Grahic Jump Location
Labyrinth seal geometry: h/t=0.46,H/t=0.14,b/t=0.047,HHC/t=0.86,L/t=0.23,s/t=0.043[[ellipsis]]0.114=28 mm
Grahic Jump Location
Labyrinth seal test facility
Grahic Jump Location
Test sections with instrumentation
Grahic Jump Location
Velocity field, smooth configuration, π=1.1, s1
Grahic Jump Location
Velocity field, smooth configuration, π=1.1, s3
Grahic Jump Location
Velocity field, honeycomb, π=1.1, s1
Grahic Jump Location
Velocity field, honeycomb, π=1.1, s3
Grahic Jump Location
Local heat transfer coefficients at the stator π=1.5
Grahic Jump Location
Local heat transfer coefficients at the rotor, π=1.5
Grahic Jump Location
Nusselt numbers for the stator
Grahic Jump Location
Nusselt numbers for the rotor

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In