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TECHNICAL PAPERS: Gas Turbines: Structures and Dynamics

Experimental Evaluation of a Metal Mesh Bearing Damper

[+] Author and Article Information
Mark Zarzour, John Vance

Mechanical Engineering Department, Texas A&M University, 1214-B Webhollow, College Station, TX 77843

J. Eng. Gas Turbines Power 122(2), 326-329 (Jan 03, 2000) (4 pages) doi:10.1115/1.483214 History: Received March 09, 1999; Revised January 03, 2000
Copyright © 2000 by ASME
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References

Zeidan, F. Y., San Andres, L. A., and Vance, J. M., 1996, “Design and Application of Squeeze Film Dampers in Rotating Machinery,” Proceedings of the 25th Turbomachinery Symposium, Houston, Texas, pp. 169–188.
Wang, X., 1996, private internet communication.
Tecza, J., 1997, private telephone and email communication, Mechanical Technology Incorporated.

Figures

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Nonrotating test apparatus
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Assembled power turbine test rig
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Instron machine and test setup for stiffness testing
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Balanced condition @ Rx-probe with metal-mesh installed, multiple temperatures
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Balanced condition @ Ry-probe with metal-mesh installed, multiple temperatures
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Unbalanced condition @ Rx-probe with squeeze-film damper installed, multiple temperatures
Grahic Jump Location
Unbalanced condition @ Ry-probe with squeeze-film damper installed, multiple temperatures
Grahic Jump Location
Unbalanced condition @ Rx-probe with metal-mesh installed, multiple temperatures
Grahic Jump Location
Unbalanced condition @ Ry-probe with metal mesh installed, multiple temperatures

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