NUMERICAL SIMULATION OF THE SKIN FRICTION LINES ON A SPHEROID AT INCIDENCE.

M. Rosenfeld, M. Israeli, M. Wolfshtein

Research output: Contribution to conferencePaperpeer-review

Abstract

The three-dimensional incompressible, steady and laminar flow field around a prolate spheroid at incidence was solved by the parabolized Navier-Stokes equations. The method can handle vortex type as well as bubble type flow separation because the pressure is one of the dependent variables. In the present paper the results concerning the distribution of the skin friction are reported for two test cases. The first test case is a prolate spheroid of aspect ratio of 4:1 at 6 degree incidence and Reynolds number of 10**6 (based on half the major axis). The second case is a spheroid with a 6:1 aspect ratio of 10 degree incidence and Reynolds number of 0. 8 multiplied by (times) 10**6. The flow field properties near the body are discussed on the basis of the pattern of the skin friction lines, including the shape of the separation lines. Comparisons with other results show good agreement.

Original languageEnglish
Pages171-180
Number of pages10
StatePublished - 1986
Externally publishedYes

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