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TECHNICAL PAPERS: Gas Turbines: Structures and Dynamics

Dynamic Response of a Hydrodynamic Thrust Bearing-Mounted Rotor

[+] Author and Article Information
T. N. Shiau

W. C. Hsu

Department of Mechanical Engineering, National Chung Cheng University, 621 Chia Yi, Taiwan, ROC

J. R. Chang

Department of Aircraft Engineering, Air Force Institute of Technology, 820 Kaohsiung County, Taiwan, ROC

J. Eng. Gas Turbines Power 126(2), 401-407 (Jun 07, 2004) (7 pages) doi:10.1115/1.1690769 History: Received December 01, 2001; Revised March 01, 2002; Online June 07, 2004
Copyright © 2004 by ASME
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References

Figures

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Thrust bearing configuration, 4
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Static and dynamic oil film forces, 4
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Configuration of a high-speed rotor system
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Stiffness coefficients ka versus Ω
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Stiffness coefficients kyB versus Ω
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Stiffness coefficients kBB versus Ω
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Damping coefficients ca versus Ω
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Damping coefficients cBB versus Ω
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Bifurcation diagram W1(nT) at B=200, L1=200
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Bifurcation diagram W2(nT) at B=200, L1=200
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Bifurcation diagram W3(nT) at B=200, L1=200
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Bifurcation diagram W1(nT) at B=100, L1=200
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Bifurcation diagram W2(nT) at B=100, L1=200
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Bifurcation diagram W3(nT) at B=100, L1=200
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Bifurcation diagram W1(nT) at B=100, L1=100
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Bifurcation diagram W2(nT) at B=100, L1=100
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Bifurcation diagram W3(nT) at B=100, L1=100
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Bifurcation diagram W1(nT) at B=100, L1=300
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Bifurcation diagram W2(nT) at B=100, L1=300
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Bifurcation diagram W3(nT) at B=100, L1=300
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Phase diagram of W2(nT) at various Ω; (a) harmonic motion, (b) chaotic motion, (c) chaotic motion, (d) quasi-periodic motion

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