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ADDITIONAL TECHNICAL PAPERS

Cavitation in Hydraulic Tools Based on Thermodynamic Properties of Liquid and Gas

[+] Author and Article Information
U. Iben, F. Wrona, M. Beck

Robert Bosch GmbH, Department FV/FLM, P. Box 106050, D-70059 Stuttgart, Germany

C.-D. Munz

Institute for Aerodynamics and Gasdynamics, Stuttgart University, Pfaffenwaldring 21, D-70550, Stuttgart, Germany

J. Fluids Eng 124(4), 1011-1017 (Dec 04, 2002) (7 pages) doi:10.1115/1.1514200 History: Received July 10, 2001; Revised May 06, 2002; Online December 04, 2002
Copyright © 2002 by ASME
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References

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Sprafke, P., 1999, “Numerische und experimentelle Untersuchungen des dynamischen Verhaltens hydraulischer Systeme unter Berücksichtigung von Kavitation und Luftausgasung,” Ph.D. thesis, University Karlsruhe.
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Beck, M., Iben, U., Mittwollen, N., Iben, H.-K., and Munz, C.-D., 2001, “On Solution of Conservation Equations in Cavitated Hydraulic Pipelines,” 3rd International Symposium on Computational Technologies for Fluid/Thermal/Chemical Systems with Industrial Applications, July 22–26, Atlanta, GA.
Beck, M., 2002, “Kavitation in Diesel-Einspritzsystemen,” Ph.D. thesis, University Magdeburg and Robert Bosch GmbH, in preparation.
Wrona, F., 2001, “Numerische Umsetzung von homogenen Kavitationsmodellen,” Master’s thesis, University Stuttgart.
Iben, U., 2001, “Entwicklung und Untersuchung von Kavitationsmodellen im Zusammenhang mit transienten Leitungsströmungen,” in preparation.
Fox, R., and McDonalds, A., 1994, Introduction to Fluid Mechanics, John Wiley and Sons, New York.
Lahey, T., and Wallis, G., 1975, “Non-equilibrium Two-Phase Flow,” Presented at the ASME Winter Annual Meeting, Nov. 30–Dec. 5, Houston, http://www.addall.com/Browse/Detail/0317080873.html.
Hapke, I., 1995, “Theoretische und Numerische Untersuchungen an Kavitationsmodellen,” Master’s thesis, Universität Magdeburg, ISUT.
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Harten,  A., Lax,  P., and van Leer,  B., 1983, “On Upstream Differencing and Godunov-Type Schemes for Hyperbolic Conservation Laws,” SIAM Rev., 25, pp. 35–62.
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Figures

Grahic Jump Location
Comparison of the pressure and velocity distribution for a Riemann problem with pL=100 bar and pR=−0.15 bar at t=0 s, with 9 and an exact solution
Grahic Jump Location
Pressure distribution and mass fraction for different temperatures at t=100 μs
Grahic Jump Location
Volume fraction and velocity distribution for four different temperatures at t=100 μs
Grahic Jump Location
Pressure distribution and mass fraction for different initial pressure at t=250 μs
Grahic Jump Location
Volume fraction and velocity distribution for different initial pressure at t=250 μs
Grahic Jump Location
Pressure and volume fraction distribution for the fifth case of Table 2 at t=750 μs

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