TECHNICAL PAPERS: Gas Turbines: Structures and Dynamics

Measurements Versus Predictions for the Dynamic Impedance of Annular Gas Seals—Part I: Test Facility and Apparatus

[+] Author and Article Information
M. P. Dawson

Pratt and Whitney, 400 Main Street, M/S 162-20, East Hartford, CT 06108

D. W. Childs, C. G. Holt, S. G. Phillips

Turbomachinery Laboratory, Texas A&M University, College Station, TX 77843-3123

J. Eng. Gas Turbines Power 124(4), 958-962 (Sep 24, 2002) (5 pages) doi:10.1115/1.1478075 History: Received December 01, 2000; Revised March 01, 2001; Online September 24, 2002
Copyright © 2002 by ASME
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Grahic Jump Location
The annular gas seal test stand
Grahic Jump Location
Closeup of stator section
Grahic Jump Location
Cross section of test stator: inlet annulus
Grahic Jump Location
Cross section of test stator: back-pressure annulus
Grahic Jump Location
AGSTS typical uncertainty spectrum




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