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JOURNALS // Vestnik Samarskogo Universiteta. Estestvenno-Nauchnaya Seriya // Archive

Vestnik Samarskogo Gosudarstvennogo Universiteta. Estestvenno-Nauchnaya Seriya, 2015 Issue 3(125), Pages 97–105 (Mi vsgu470)

Mechanics

Modeling the motion of a spherical drop into a laminar boundary layer using Ansys Fluent

Yu. A. Kryukov

Samara State University, 1, Acad. Pavlov Street, Samara, 443011, Russian Federation

Abstract: The article provides a formulation to the problem of spherical drop motion into laminar boundary layer over a flat semi-infinite plate (Blasius problem). The paper presents the solution in the package Ansys Fluent without taking into account deformation and rotation of drops. The article describes building of geometric area, construction of the grid models, boundary and initial conditions statement, methods of solution, course of computation. The article describes the examples of problem solving for various initial conditions of a drop, compares the results obtained using different methods. There is good agreement between the results. A combination of different methods for solving similar problems is the guarantee of a successful solution.

Keywords: laminar boundary layer, spherical drop, Blasius task, ICEM CFD, dynamic meshes, Ansys Fluent, 6 DOF Solver, Newton's equation of motion, active forces, transverse force, Saffman lift force.

UDC: 532.582.8

Received: 19.02.2015



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