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JOURNALS // Matematicheskoe modelirovanie // Archive

Matem. Mod., 1994 Volume 6, Number 2, Pages 90–101 (Mi mm1840)

Computational methods and algorithms

Mathematical simulation of the flow suction in inverse boundary-value problem of aerohydrodynamics

E. Yu. Aristova, N. B. Il'inskii, D. A. Fokin

N. G. Chebotarev Research Institute of Mathematics and Mechanics, Kazan State University

Abstract: One of the worth-while methods of improvement of aerodynamic characteristics of airfoils is distributed suction of flow from its surface. The case when the airfoil shape is specified, is widely described elsewhere. In contrasts the present paper solves the problem of design of airfoils with partially permeable contour by given distributions of the tangential and normal to the airfoil contour components of the flow velocity vector. Implementation of the solvability of the problem is achieved by usage of the method of quasisolutions. The method of initial data giving is offered ensuring the flow without separation about the airfoil. The results of calculations demonstrate the efficiency of the elaborated method of design.

UDC: 532.5:517.54

Received: 20.11.1991



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