Browsing by Author "Marchevsky, Ilia K."
Now showing items 1-12 of 12
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Accuracy comparison of different approaches for vortex sheet discretization on the airfoil in vortex particles method
(CIMNE, 2017)
Conference report
Open AccessThe hierarchy of numerical schemes is developed for the solution of the boundary integral equation which arises in the vortex particles method. Two different approaches are considered and numerical schemes are presented, ... -
Accurate solution of the boundary integral equation in 2d lagrangian vortex method for flow simulation around curvilinear airfoils
(CIMNE, 2019)
Conference report
Open AccessThe problem of numerical solution of the boundary integral equation is considered for 2D case. Viscous vortex domains (VVD) method is used for flow simulation, so vorticity is generated on the whole surface line of the ... -
Comparison of the finite volume method with lagrangian vortex method for 2d flow simulation around airfoils at intermediate reynolds number
(CIMNE, 2019)
Conference report
Open AccessThe paper is dedicated to the numerical simulation of two-dimensional viscous incompressible flow. The Viscous Vortex Domains method is considered, which is one of the modifications of Lagrangian vortex methods. This ... -
Efficient semi-analytical integration of vortex sheet influence in 3D vortex method
(CIMNE, 2017)
Conference report
Open AccessThe original numerical scheme is developed for vortex sheet intensity computation for 3D incompressible flow simulation using meshless Lagrangian vortex methods. It is based on tangential components of the velocity boundary ... -
Extension of the LS-STAG immersed boundary method for RANS-based turbulence models and its application for numerical simulation in coupled hydroelasctic problems
(CIMNE, 2015)
Conference report
Open AccessThe general approach to the application of the LS-STAG method for RANS simulation and for numerical simulation in coupled hydroelastic problems is suggested. According to the concept of the LS-STAG method normal Reynolds ... -
High-order numerical scheme for vortex sheet approximation in vortex methods for 2D flow simulation
(CIMNE, 2017)
Conference report
Open AccessThe problem of high-order numerical schemes developing is considered for solving of boundary integral equation for vortex sheet intensity, which arises in 2D mesh-less vortex particle methods. Curvilinearity of the airfoil ... -
Lagrangian vortex loops method for hydrodynamic loads computation in 3D incompressible flows
(CIMNE, 2019)
Conference report
Open AccessA new approach is developed for incompressible 3D flow simulation around bodies by Lagrangian vortex method. Closed vortex loops are considered as vortex elements, which are generated on all the body surface and provide ... -
Numerical simulation of tube-bundle flow-induced vibrations by using the ls-stag immersed boundary method
(CIMNE, 2017)
Conference report
Open AccessThe LS-STAG method is used in the present study for simulation of tube- bundle flow-induced vibrations. Staggered and in-line tube-bundles are considered. Flow regimes at different distances between ... -
Parallel implementation of fast methods for vortex influence computation in vortex methods for 2d incompressible flows simulation
(CIMNE, 2019)
Conference report
Open AccessVortex methods are a powerful tool for solving engineering problems of incompressible flow simulation at small subsonic speeds. The main idea is to consider vorticity as a primary computed variable. Vorticity distribution ... -
The algorithm for 3D vortex sheet influence computation in meshless vortex method
(CIMNE, 2015)
Conference report
Open AccessVortex element method (VEM) is very suitable when solving FSI-problems, especially two-way coupled hydroelastic problems, when it is important to simulate unsteady body motion in incompressible flow [1]. Pure Lagrangian ... -
The efficiency comparison of the vortex element method and the immersed boundary method for numerical simulation of airfoil’s hydroelastic oscillations
(CIMNE, 2015)
Conference report
Open AccessIn the present research the well-known test problem of wind resonance phenomenon simulation is considered. The Vortex Element Method and the LS-STAG method are used for its solving and their comparison is carried out. ... -
The modified numerical scheme for 2d flow-structure interaction simulation using meshless vortex element method
(CIMNE, 2015)
Conference report
Open AccessThe modification of the meshless Vortex Element Method based on the Viscous Vortex Domain Method and non-classical approach to boundary conditions satisfaction is developed for numerical simulation in 2D FSI-problems for ...
