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TECHNICAL PAPERS

Mathematical Basis and Validation of the Full Cavitation Model

[+] Author and Article Information
Ashok K. Singhal, Mahesh M. Athavale, Huiying Li, Yu Jiang

CFD Research Corporation, Huntsville, AL 35805

J. Fluids Eng 124(3), 617-624 (Aug 19, 2002) (8 pages) doi:10.1115/1.1486223 History: Received April 20, 2001; Revised February 28, 2002; Online August 19, 2002
Copyright © 2002 by ASME
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References

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Fortes-Patella,  R., and Reboud,  J. L., 1998, “A New Approach to Evaluate the Cavitation Erosion Power,” ASME J. Fluids Eng., 120, pp. 335–388.
Kunz, R. F., Boger, D. A., Chyczewski, T. S., Stinebring, D. R., Gibeling, H. J., and Govindan, T. R., 1999, “Multi-Phase CFD Analysis of Natural and Ventilated Cavitation about Submerged Bodies,” FEDSM99-3764, ASME Fluids Eng. Conf., San Francisco, CA.
Roth, K. W., and Massah, H., 1999, “Prediction of Caviation Damage: A Comparison of Computational Fluid Dynamics and Experimental Results,” FEDSM99-6760, ASME Fluids Eng. Conf., San Francisco, CA.
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Singhal, A. K., Vaidya, N., and Leonard, A. D., 1997, “Multi-Dimensional Simulation of Cavitating Flows Using a PDF Model for Phase Change,” ASME FED Meeting, Paper No. FEDSM’97-3272, Vancouver, Canada.
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Athavale, M. M., Li, H. Y., Jiang, Y, and Singhal, A. K., 2000, “Application of the Full Cavitation Model to Pumps and Inducers,” ISROMAC-8, Honolulu, HI.
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Figures

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Computational domain and grid, and grid distribution near the hydrofoil for α=4 deg
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Pressure variation on the suction side of a hydrofoil; Σ=1.76
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Pressure variation on the suction side of a hydrofoil; Σ=0.91
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Computed total volume fraction distributions at cavitation number=0.91
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Pressure variation on the suction side of a hydrofoil; Σ=0.43
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Pressure variation on the suction side of a hydrofoil; Σ=0.34
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Volume fractions for Σ=0.34, showing mid-chord cavitation
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Computational domain and grid, and grid distribution near a 45-degree conical fore-body
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Comparison between computed and measured Cp over a fore-body with a 45-degree conical head
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Computational grid used for the sharp-edged orifice
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Orifice cavitation: comparison of cavitation model predictions with Nurick’s correlation
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Convergence characteristics for two of the validation cases presented above; (a) hydrofoil, (b) orifice

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