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TECHNICAL PAPERS: Gas Turbines: Structures and Dynamics

Conceptual Basis for a New Approach to Bladed-Disk Design

[+] Author and Article Information
Richard A. Layton

North Carolina A&T State University, Department of Mechanical Engineering, 1601 E. Market Street, Greensboro, NC 27411e-mail: rlayton@ncat.edu

John J. Marra

Pratt & Whitney, V2500 Systems Design, 400 Main St., M/S 169-15, East Hartford, CT 06108e-mail: marraj@pweh.com

J. Eng. Gas Turbines Power 122(2), 321-325 (Oct 25, 1999) (5 pages) doi:10.1115/1.483210 History: Received October 19, 1998; Revised October 25, 1999
Copyright © 2000 by ASME
Topics: Design , Disks
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References

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Figures

Grahic Jump Location
Typical bladed disk from the turbine section of a gas turbine engine (courtesy of Pratt & Whitney)
Grahic Jump Location
Typical turbine rotor assembly, considered as a power-transformation system (courtesy of Pratt & Whitney)
Grahic Jump Location
Dependence of a typical structural optimization on initial parameters: (a) initial design; (b) final design

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