Shalal F. Determination of hydrodynamic characteristics of corporal profile in a nonstationary flow of viscid incom-pressible liquid by the method of boundary integral equa-tions

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0409U003253

Applicant for

Specialization

  • 01.02.05 - Механіка рідини, газу та плазми

22-02-2009

Specialized Academic Board

Д 64.062.02

National Aerospace University "Kharkiv Aviation Institute"

Essay

Dissertation is devoted to development of method of decision of aerohydrodynamics descriptions of corporal type in unset thread of viscid incompressible liquid, located also and near a surface of section. The mathematical model of flowline around of located near the surface of section of corporal type by viscid thread of incompressible liquid is built. The surface of section is designed by an immobile border with natural scope terms "adhesions" of thread. The system of scope integral equalizations adequate to the put task is got. Research of potentials of new types is thus executed, oboshayushih known class of singulyarnih integrals of the type Сoshy, also and for new fundamental decisions of statements of Сlein-Gordon-Foc allowed correctly to execute scope terms not only on the surface of type but also on the scopes of control volume. In connection with the presence of singulyarnih kernels, is built squaring - interpolation method of decision of the got system of scope integral equalizations. Modern software on the base of the interface " Wing-Surface.exe", able to provide the preset parameters and exactness of joint calculation of form of type and aerodynamic descriptions, created, including the auxiliary block of researches of the distributed descriptions and some key questions of shodimosti of calculable process here. The numeral experiment in relation to research of convergence of calculable process is executed aerohydrodynamics descriptions of corporal type

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