0
TECHNICAL PAPERS: Gas Turbines: Structures and Dynamics

Application of Computational Fluid Dynamics Analysis for Rotating Machinery—Part II: Labyrinth Seal Analysis

[+] Author and Article Information
Toshio Hirano, Zenglin Guo, R. Gordon Kirk

Mechanical Engineering Department, Rotor Dynamics Laboratory, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061

J. Eng. Gas Turbines Power 127(4), 820-826 (Sep 20, 2005) (7 pages) doi:10.1115/1.1808426 History: Received October 01, 2002; Revised March 01, 2003; Online September 20, 2005
Copyright © 2005 by ASME
Your Session has timed out. Please sign back in to continue.

References

Iwatsubo, T., 1980, “Evaluation of Instability Forces of Labyrinth Seals in Turbines or Compressors,” Proc. Rotordynamic Instability Problems in High Performance Turbomachinery, NASA CP-2133, Texas A&M University, pp. 139–167.
Scharrer, J. K., 1987, “Theory Versus Experiment for the Rotordynamic Coefficients of Labyrinth Gas Seals: Part I—A Two Control Volume Model,” Proc. ASME 11th Biennial Conference on Mechanical Vibration and Noise, Rotating Machinery Dynamics Volume Two, pp. 411–426.
Childs, D. W., and Scharrer, J. K., 1987, “Theory Versus Experiment for the Rotordynamic Coefficients of Labyrinth Gas Seals: Part II—A Comparison to Experiment,” Proc. ASME 11th Biennial Conference on Mechanical Vibration and Noise, Rotating Machinery Dynamics Volume Two, pp. 427–434.
Kirk,  R. G., 1988, “Evaluation of Aerodynamic Instability Mechanisms for Centrifugal Compressors—Part II: Advanced Analysis,” ASME J. Vib., Acoust., Stress, Reliab. Des., 110, No. 2, pp. 207–212.
Kirk,  R. G., 1990, “A Method for Calculating Labyrinth Seal Inlet Swirl Velocity,” ASME J. Vibr. Acoust., 112, No. 3, pp. 380–383.
Kirk,  R. G., Raju,  K. V. S., and Ramesh,  K., 1999, “PC-Based Analysis ofTurbomachinery Vibration,” Shock Vib. Dig., 31, No. 6, pp. 449–454.
Rhode,  D. L., Hensel,  S. J., and Guidry,  M. J., 1992, “Labyrinth Seal Rotordynamic Forces Using a Three-Dimensional Navier-Stokes Code,” ASME J. Turbomach., 114, pp. 683–689.
Rhode,  D. L., Hensel,  S. J., and Guidry,  M. J., 1993, “Three-Dimensional Computations of Rotordynamic Force Distribution I a Labyrinth Seal,” STLE Tribol. Trans., 36, No. 3, pp. 461–469.
Ishii,  E., Kato,  C., Kikuchi,  K., and Ueyama,  Y., 1997, “Prediction of Rotordynamic Forces in a Labyrinth Seal Based on Three-Dimensional Turbulent Flow Computation,” JSME Int. J., Ser. C, 40, No. 4, pp. 743–748.
Kwanka, K., Sobotzik, J., and Nordman, R., 2000, “Dynamic Coefficients of Labyrinth Gas Seals a Comparison of Experimental Results and Numerical Calculations,” ASME International Gas Turbine and Aeroengine, Congress & Exhibition, 2000-GT-403.
Moore, J. J., 2001, “Three-Dimensional CFD Rotordynamic Analysis of Gas Labyrinth Seals,” Proc. DETC’01, VIB-21394.
Guo,  Z., Hirano,  T., and Kirk,  R. G., 2003, “Application of CFD Analysis for Rotating Machinery, Part 1: Hydrodynamic, Hydrostatic Bearings and Squeeze Film Damper,” ASME J. Eng. Gas Turbines Power, 127, pp. 445–451.
AEA Technology, 2001, CFX-TASCflow 2.11.1 Documentation.

Figures

Grahic Jump Location
Typical compressor labyrinth configuration
Grahic Jump Location
Analysis model for compressor eye seal
Grahic Jump Location
Dimensions of compressor eye seal
Grahic Jump Location
Result of mesh density study
Grahic Jump Location
Axial view of rotor and stator
Grahic Jump Location
Seal force versus whirl speed: (a) radial direction; (b) tangential direction
Grahic Jump Location
Cross-section of steam turbine
Grahic Jump Location
Seal force versus whirl speed: (a) radial direction; (b) tangential direction

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