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TECHNICAL PAPERS

Short and Long Length-Scale Disturbances Leading to Rotating Stall in an Axial Compressor Stage With Different Stator/Rotor Gaps

[+] Author and Article Information
M. Inoue, M. Kuroumaru, S. Yoshida, M. Furukawa

Department of Energy and Mechanical Engineering, Kyushu University, Fukuoka, Japan

J. Turbomach 124(3), 376-384 (Jul 10, 2002) (9 pages) doi:10.1115/1.1458022 History: Received January 01, 2001; Online July 10, 2002
Copyright © 2002 by ASME
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References

McDougall,  N. M., Cumpsty,  N. A., and Hynes,  T. P., 1990, “Stall Inception in Axial Compressors,” ASME J. Turbomach., 112, pp. 116–125.
Garnier,  V. H., Epstein,  A. H., and Greitzer,  E. M., 1991, “Rotating Waves as a Stall Inception Indication in Axial Compressors,” ASME J. Turbomach., 113, pp. 290–301.
Day,  I. J., 1993, “Stall Inception in Axial Flow Compressors,” ASME J. Turbomach., 115, pp. 1–9.
Moore,  F. K., and Greitzer,  E. M., 1986, “A Theory of Post-Stall Transients in Axial Compression Systems: Parts I, II,” ASME J. Eng. Gas Turbines Power, 108, pp. 68–76, 108, pp. 231–239.
Camp,  T. R., and Day,  I. J., 1998, “A Study of Spike and Modal Stall Phenomena in a Low-Speed Axial Compressors,” ASME J. Turbomach., 120, pp. 393–401.
Day,  I. J., Breuer,  T., Escuret,  J., Cherrett,  M., and Wilson,  A., 1999, “Stall Inception and the Prospects for Active Control in Four High Speed Compressors,” ASME J. Turbomach., 121, pp. 18–27.
Mathioudakis, K., and Breugelmans, F. A. E., 1985, “Development of Small Rotating Stall in a Single Stage Axial Compressor,” ASME Paper, 85-GT-227.
Silkowski, P. D., 1995, “Measurement of Rotor Stalling in a Matched and a Mismatched Multistage Compressor,” GTL Report, No. 221, Gas Turbine Laboratory, Massachusetts Institute of Technology, Cambridge, MA.
Inoue,  M., Kuroumaru,  M., Tanino,  T., and Furukawa,  M., 2000, “Propagation of Multiple Short Length-Scale Stall Cells in an Axial Compressor Rotor,” ASME J. Turbomach., 122, pp. 45–54.
Inoue, M., Kuroumaru, M., Tanino, T., Yoshida, S., and Furukawa, M., 2000, “Comparative Studies on Short and Long Length-Scale Stall Cell Propagating in an Axial Compressor Rotor,” ASME Paper, 2000-GT-0425, pp. 1–9; to be published in ASME J. Turbomach.
Gong,  Y., Tan,  C. S., Gordon,  K. A., and Greitzer,  E. M., 1999, “A Computational Model for Short Wavelength Stall Inception and Development Multi-stage Compressors,” ASME J. Turbomach., 121, pp. 700–700.
Inoue, M., Kuroumaru, M., Furukawa, M., Kinoue, Y., Tanino, T., Maeda, S., and Okuno, K., 1997, “Controlled-Endwall-Flow Blading for Multistage Axial Compressor Rotor,” ASME Paper No. 97-GT-248, pp. 1–11.
Cheng, X. B., Chen, J. G., and Nie, C. Q., 1999, “Comparative Study of the Method for Detecting and Analyzing Rotating Stall Inception in Compressors,” Proc., Int. Gas Turbine Congr., Kobe, Japan, pp. 541–546.
Day,  I. J., and Cumpsty,  A. N., 1978, “Measurement of Interpretation of Flow within Rotating Stall Cells in Axial Compressors,” J. Mech. Eng. Sci., 20, No. 2, pp. 101–114.
Outa, E., and Kato, D., 1998, “N-S and Experimental Aspects of a Developed Part-Span Stall in an Axial Stage of a Rotor and Stator Cascades,” Proc., US-Japan Seminor, Abnormal Flow Phenomena in Turbomachinery, Osaka, Japan.
Hoing,  D., Tan,  C. S., Huu,  Duc Vo, and Greitzer,  E. M., 1999, “Role of Blade Passage Flow Structures in Axial Compressor Rotating Stall Inception,” ASME J. Turbomach., 121, pp. 735–742.

Figures

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Correlation functions between the casing wall pressure and the hot-wire signal 8 mm upstream of the rotor—(a) process of mild stall evolution for large front gap, (b) first half process of stall evolution for middle front gap
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Pressure field traces on casing wall at deep stall condition for large front gap
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Wavelet transforms of low-pass filtered pressure traces at two locations 45 deg apart in the circumferential direction at deep stall condition
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Wavelet transforms of a low-pass filtered pressure trace with the mother wavelets of Eqs. (2) and (3)
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Pressure rise characteristics of compressor stage
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A schematic view of test section
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Pressure field traces on casing wall for large front gap—(a) stall inception, (b) mild stall condition
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Variation of wavelet transforms for specified scales of SLSD and LLSD
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Variation of flow-rate coefficient with the rotor rotation in transient stalling process for large front gap—(a) stalling process of mild stall (A→B), (b) stalling process of deep stall (C→D)
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Evolution of short and long length-scale wave for large front gap—(a) transient process from point (a) in Fig. 5(a), (b) transient process from point (b) in Fig. 5(a), (c) transient process from point (c) in Fig. 5(a), (d) transient process from point (d) in Fig. 5(b), (e) transient process from point (e) in Fig. 5(b), (f) transient process from point (f) in Fig. 5(b)
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Variation of flow-rate coefficient with the rotor rotation in transient stalling process for middle front gap
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Evolution of short and long length-scale wave for middle front gap—(a) transient process from point (a) in Fig. 7, (b) transient process from point (b) in Fig. 7, (c) transient process from point (c) in Fig. 7
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Evolution of short and long length-scale wave for small front gap—(a) transient process from point (a) in Fig. 10, (b) transient process from point (b) in Fig. 10
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Variation of flow-rate coefficient with the rotor rotation in transient stalling process for small front gap
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Illustrations for flow structure of short length-scale stall cell

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