NONLINEAR PERTURBATION METHOD FOR CALCULATING AXISYMMETRIC CAVITATIONAL FLOWS
DOI:
https://doi.org/10.18372/2306-1472.57.5532Keywords:
angle of attack, cavitation number, cavitator, cone perturbation, current fluid cavity, differential equations, drag coefficient, Froude number, gravity, kinetic energy, Laplace equation, potentialAbstract
A mathematical model of a cavity under the influence of perturbations of various origins is evaluated. The model is based on hydrodynamics of flows with free boundaries and the theory of small perturbations. Specific analysis is provided for cavitational flows behind conesReferences
Buivol, V.N. 1980. Thin cavity in the flow with perturbations. Kyiv, Naukova dumka. 296 p. (in Russian).
Epshtein, L.A.; Lapin, V.M. 1975. The method of measuring the steady cavitation cavities. Certificate of authorship 486214 (USSR). Publ. In BI. N 36. (in Russian).
Epshtein, L.A.; Lapin, V.M. 1980. An approximate calculation of the effect of flow boundaries on the length of the cavity in the plane problem and for axially symmetric body. Proceedings TsAGI, Vol. 2060. Several studies on the hydrodynamics of 1980: 3–24 (in Russian).
Logvinovich, G.V. 1969. Hydrodynamics of flows with free boundaries. Kyiv, Naukova dumka. 215 p. (in Russian).
Logvinovich, G.V.; Serebriakov, V.V. 1975. On the methods of calculation forms axisymmetric cavities. Hydromehanyka. Vol. 32: 4754 (in Russian).
Plesset, M.S.; Shaffer, P.A. 1948. Cavity Drag in Two and Three Dimensionals. Jr. Appl. Phus. 19: 934939.
Serebriakov, V.V. 2008. A practical method for calculating axisymmetric flows with developed cavitation. Journal of Industrial hydraulics and pneumatics. N 4 (22): 5159 (in Russian).
Zhuravlev, Y.F. 1973. Perturbation theory in the space jet streams. Proceedings TsAGI. Vol. 1532: 122 (in Russian)
Epshtein, L.A.; Lapin, V.M. 1975. The method of measuring the steady cavitation cavities. Certificate of authorship 486214 (USSR). Publ. In BI. N 36. (in Russian).
Epshtein, L.A.; Lapin, V.M. 1980. An approximate calculation of the effect of flow boundaries on the length of the cavity in the plane problem and for axially symmetric body. Proceedings TsAGI, Vol. 2060. Several studies on the hydrodynamics of 1980: 3–24 (in Russian).
Logvinovich, G.V. 1969. Hydrodynamics of flows with free boundaries. Kyiv, Naukova dumka. 215 p. (in Russian).
Logvinovich, G.V.; Serebriakov, V.V. 1975. On the methods of calculation forms axisymmetric cavities. Hydromehanyka. Vol. 32: 4754 (in Russian).
Plesset, M.S.; Shaffer, P.A. 1948. Cavity Drag in Two and Three Dimensionals. Jr. Appl. Phus. 19: 934939.
Serebriakov, V.V. 2008. A practical method for calculating axisymmetric flows with developed cavitation. Journal of Industrial hydraulics and pneumatics. N 4 (22): 5159 (in Russian).
Zhuravlev, Y.F. 1973. Perturbation theory in the space jet streams. Proceedings TsAGI. Vol. 1532: 122 (in Russian)
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Published
21-01-2014
How to Cite
Buivol, V. (2014). NONLINEAR PERTURBATION METHOD FOR CALCULATING AXISYMMETRIC CAVITATIONAL FLOWS. Proceedings of National Aviation University, 57(4), 37–41. https://doi.org/10.18372/2306-1472.57.5532
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MODERN AVIATION AND SPACE TEHNOLOGY
