A comparison of experimental rotordynamic coefficients and leakage characteristics between hole-pattern gas damper seals and a honeycomb seal

Journal of Engineering for Gas Turbines and Power

Volumn 120, Issue 4, 1998, Pages 778-783

  Yu, Z ^a   Childs, D W ^a  

^a Department of Electrical and Computer Engineering   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

DAMPING; ROTORS; SEALS;

HOLE-PATTERN GAS DAMPER SEALS; HONEYCOMB SEALS;

GAS TURBINES;

EID: 0032183511     PISSN: 07424795     EISSN: 15288919     Source Type: Journal    
DOI: 10.1115/1.2818467     Document Type: Article

References (9)

1. Childs, D. W., Nelson, C. C., Nicks, C., Scharrer, J., Elrod, D., and Hole, K., 1986a, “Theory Versus Experiment for the Rotordynamic Coefficients of Annular Gas Seals: Part 1-Test Facility and Apparatus,” ASME Journal of Tribology, Vol. 108, pp. 426-432.
2. Childs, D. W., Kim, C. H., 1986b, “Test Results For Round-Hole-Pattern Damper Seals: Optimum Configurations and Dimensions for Maximum Net Damping,” ASME Journal of Tribology, Vol. 108, pp. 605-611.
3. Childs, D. W., Nolan, S. A., and Kilgore, J. J., 1990, “Additional Test Results for Round-Hole-Pattern Damper Seals: Leakage, Friction Factors, and Rotordynamic Force Coefficients,” ASME Journal of Tribology, Vol. 112, pp. 365-371.
4. Childs, D. W., 1993, Turbomachinery Rotordynamics: Phenomena, Modeling, and Analysis, John Wiley & Sons, Inc., New York, NY, p. 228.
5. Pelletti, J. M., 1990, “A Comparison of Experiment and Theoretical Predictions for the Rotordynamic Coefficients of Short (LID-g) Labyrinth Seals,” Master’s thesis, Texas A&M University, College Station, TX.
6. Scharrer, J., 1989, discussion of the paper, “Annular Honeycomb Seals: Test Results for Leakage and Rotordynamic Coefficients; Comparisons to Labyrinth and Smooth Configurations,” by Childs, D. W., ASME Journal of Engineering for Gas Turbines and Power, Vol. 106, pp. 927-934.
7. Sorokes, J., Kuzdzal, M., Sandberg, M., and Colby, G., 1994, “Recent Experiences in Full Load Full Pressure Shop Testing of a High Pressure Gas Injection Centrifugal Compressor,” Proceedings of the Twenty-Third Turbomachinery Symposium, The Turbomachinery Laboratory, Texas A&M University, College Station, Texas, pp. 3-17.
8. Von Pragenau, G. L., 1982, “Damping Seals for Turbomachinery,” NASA Technical Paper 1987.
9. Zeidan, F., Perez, R., and Stephenson, E., 1993, “The Use of Honeycomb Seals in Stabilizing Two Centrifugal Compressors,” Proceedings of the Twenty-Second Turbomachinery Symposium, The Turbomachinery Laboratory, Texas A& M University System, College Station, Texas, pp. 3-15.