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Sibirskii Zhurnal Industrial'noi Matematiki, 2019, Volume 22, Number 2, Pages 62–69
DOI: https://doi.org/10.33048/sibjim.2019.22.206
(Mi sjim1043)
 

Study of an inverse boundary value problem of aerohydrodynamics given the value of the forward flow velocity

R. B. Salimov, E. N. Khasanova

Kazan State University of Architecture and Engineering, ul. Zelenaya 1, 420043 Kazan
References:
Abstract: The inverse boundary value problem of aerohydrodynamics is considered in the new formulation: Find the shape of an airfoil streamlined by a potential flow of an inviscid incompressible fluid under assumption that the velocity potential is given as a function of the abscissa of the profile point, as well as the values of the velocity are available on the leading edge of the airfoil and for the unperturbed flow around the unknown profile. The formulas are derived by which the coordinates of the points of the unknown profile can be calculated and the distribution of the velocity value along the obtained profile can be found. It is shown that, depending on the given value of the velocity of the unperturbed forward flow, the problem is either uniquely solvable or has two solutions with different slope angles of the velocity vector of the forward flow with respect to the real axis.
Keywords: inverse boundary value problem of aerohydrodynamics, analytic function, conformal mapping, airfoil.
Funding agency Grant number
Russian Foundation for Basic Research 18-31-00060
Received: 13.06.2018
Revised: 24.12.2018
Accepted: 27.12.2018
English version:
Journal of Applied and Industrial Mathematics, 2019, Volume 13, Issue 2, Pages 310–316
DOI: https://doi.org/10.1134/S1990478919020121
Bibliographic databases:
Document Type: Article
UDC: 517.54
Language: Russian
Citation: R. B. Salimov, E. N. Khasanova, “Study of an inverse boundary value problem of aerohydrodynamics given the value of the forward flow velocity”, Sib. Zh. Ind. Mat., 22:2 (2019), 62–69; J. Appl. Industr. Math., 13:2 (2019), 310–316
Citation in format AMSBIB
\Bibitem{SalKha19}
\by R.~B.~Salimov, E.~N.~Khasanova
\paper Study of an inverse boundary value problem of aerohydrodynamics given the value of the forward flow velocity
\jour Sib. Zh. Ind. Mat.
\yr 2019
\vol 22
\issue 2
\pages 62--69
\mathnet{http://mi.mathnet.ru/sjim1043}
\crossref{https://doi.org/10.33048/sibjim.2019.22.206}
\elib{https://elibrary.ru/item.asp?id=41689814}
\transl
\jour J. Appl. Industr. Math.
\yr 2019
\vol 13
\issue 2
\pages 310--316
\crossref{https://doi.org/10.1134/S1990478919020121}
\scopus{https://www.scopus.com/record/display.url?origin=inward&eid=2-s2.0-85067416701}
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    Сибирский журнал индустриальной математики
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