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TECHNICAL PAPERS: Gas Turbines: Structures and Dynamics

Eigensolutions of Grouped Turbo Blades Solved by the Generalized Differential Quadrature Method

[+] Author and Article Information
J. H. Kuang, M. H. Hsu

Department of Mechanical Engineering, National Sun Yat-Sen University, Kaohsiung 80424, Taiwan

J. Eng. Gas Turbines Power 124(4), 1011-1017 (Sep 24, 2002) (7 pages) doi:10.1115/1.1492833 History: Received December 01, 2000; Revised March 01, 2001; Online September 24, 2002
Copyright © 2002 by ASME
Topics: Blades , Eigenvalues
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References

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Figures

Grahic Jump Location
Geometry of the grouped turbo blade system
Grahic Jump Location
Geometry of the pretwisted taper beam
Grahic Jump Location
The calculated lowest natural frequencies of a grouped turbo blade disk with a rotating speed of Ω̄=1.5
Grahic Jump Location
The lowest natural frequencies (ω̄1) of the rotating turbo disk with different pretwist angles
Grahic Jump Location
The calculated natural frequencies of the grouped turbo disk with different shroud stiffness k̄

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