0
TECHNICAL PAPERS

A Linear Stability Analysis of Cavitation in a Finite Blade Count Impeller

[+] Author and Article Information
Hironori Horiguchi

Faculty of Engineering, Tokushima University, 2-1 Minami-josanjima, Tokushima, 770-8506 Japane-mail: horiguti@me.tokuhsima-u.ac.jp

Satoshi Watanabe

Graduate School of Engineering, Kyushu University, 6-10-1 Hakozaki, Fukuoka, 812-8581 Japane-mail: fmnabe@mech.kyushu-u.ac.jp

Yoshinobu Tsujimoto

Graduate School of Engineering Science, Osaka University, 1-3 Machikaneyama, Toyonaka, Osaka, 560-8531 Japane-mail: tujimoto@me.es.osaka-u.ac.jp

J. Fluids Eng 122(4), 798-805 (Jul 18, 2000) (8 pages) doi:10.1115/1.1315300 History: Received June 03, 1999; Revised July 18, 2000
Copyright © 2000 by ASME
Your Session has timed out. Please sign back in to continue.

References

Acosta, A. J., 1958, “An Experimental Study of Cavitating Inducers,” Proceedings of the 2nd Symposium on Naval Hydrodynamics, ONR/ACR-38, pp. 537–557.
Huang,  J. D., Aoki,  M., and Zhang,  J. T., 1998, “Alternate Blade Cavitation on Inducer,” JSME Int. J., Ser. B, 41, No. 1, pp. 1–6.
Young,  W. E., 1972, “Study of Cavitating Inducer Instabilities, Final report,” NASA-CR-123939.
Kamijo, K., Shimura, T., and Watanabe, M., 1977, “An Experimental Investigation of Cavitating Inducer Instability,” ASME Paper 77–Wa/FW-14.
Goirand, B., Mertz, A. L., Joussellin, F., and Rebattet, C., 1992, “Experimental Investigations of Radial Loads Induced by Partial Cavitation With a Liquid Hydrogen Inducer,” IMechE, C453/056, pp. 263–269.
Ryan, R. S., Gross, L. A., Mills, D., and Mitchell, P., 1994, “The Space Shuttle Main Engine Liquid Oxygen Pump High-Synchronous Vibration Issue, the Problem, the Resolution Approach, the Solution,” AIAA Paper 94-3153.
Tsujimoto,  Y., Yoshida,  Y., Maekawa,  Y., Watanabe,  S., and Hashimoto,  T., 1997, “Observations of Oscillating Cavitation of an Inducer,” ASME J. Fluids Eng., 119, No. 4, pp. 775–781.
Watanabe,  S., Sato,  K., Tsujimoto,  Y., and Kamijo,  K., 1999, “Analysis of Rotating Cavitation in a Finite Pitch Cascade Using a Closed Cavity Model and Singularity Method,” ASME J. Fluids Eng., 121, No. 4, pp. 834–840.
Watanabe, S., Tsujimoto, Y., Franc, J. P., and Michel, J. M., 1998, “Linear Analysis of Cavitation Instabilities,” Proceedings of the 3rd International Symposium on Cavitation, Vol. 1, pp. 347–352.
Horiguchi,  H., Watanabe,  S., Tsujimoto,  Y., and Aoki,  M., 2000, “A Theoretical Analysis of Alternate Blade Cavitation in Inducers,” ASME J. Fluids Eng., 122, No. 1, pp. 156–163.
Horiguchi,  H., Watanabe,  S., and Tsujimoto,  Y., 2000, “Theoretical Analysis of Cavitation in Inducers with Unequal Blades with Alternate Leading Edge Cut-Back, Part I: Analytical Methods and the Results for Smaller Amount of Cutback,” ASME J. Fluids Eng., 122, No. 2, pp. 412–418.
Brennen,  C. E., and Acosta,  A. J., 1976, “The Dynamic Transfer Function for a Cavitating Inducer,” ASME J. Fluids Eng., 98, No. 2, pp. 182–191.
Tsujimoto,  Y., Kamijo,  K., and Yoshida,  Y., 1993, “A Theoretical Analysis of Rotating Cavitation in Inducers,” ASME J. Fluids Eng., 115, No. 1, pp. 135–141.
Wang,  D. P., and Wu,  T. Y., 1965, “General Formulation of a Perturbation Theory for Unsteady Cavity Flows,” ASME J. Basic Eng., 87, No. 4, pp. 1006–1010.
Wade,  R. B., 1967, “Linearized Theory of a Partially Cavitating Cascade of Flat Plate Hydrofoils,” Appl. Sci. Res., 17, pp. 169–188.

Figures

Grahic Jump Location
Unstable modes of the cavitation in the cascade with ZN=3,C/h=2.0 and β=80 deg
Grahic Jump Location
Unstable modes of the cavitation in the cascade with ZN=4,C/h=2.0 and β=80 deg. (a) Strouhal number for equal length cavitation; (b) Strouhal number for alternate blade cavitation; (c) Phase difference for alternate blade cavitation
Grahic Jump Location
Unstable modes of the cavitation in the cascade with ZN=5,C/h=2.0 and β=80 deg
Grahic Jump Location
Model for present analysis
Grahic Jump Location
Various types of steady cavitation, adopted from B. Goiland et al. 5. (a) Equal length cavitation; (b) alternate blade cavitation; (c) asymmetric cavitation
Grahic Jump Location
Residual of cavity closure condition at σ/2α=2.4. (a) ZN=3,m=1; (b) ZN=4,m=1; (c) ZN=4,m=2; (d) ZN=5,m=2
Grahic Jump Location
Steady cavity length for the cascade with ZN=2,3,4,5,C/h=2.0 and β=80 deg
Grahic Jump Location
Unstable modes of the cavitation in the cascade with ZN=2,C/h=2.0 and β=80 deg. (a) Strouhal number for equal length cavitation; (b) Strouhal number for alternate blade cavitation (c) Phase difference for alternate blade cavitation
Grahic Jump Location
Unsteady cavity shapes in first and second modes with θn,n+1=0 deg at σ/2α=2.0 for α=4.0 deg. (a) Mode II; (b) Mode IX
Grahic Jump Location
Destabilizing roots of rotating cavitation. (a) First mode; (b) second mode; (c) third mode

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In