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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
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References

Figures

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

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