Search Results - "Kozelkov, A S"

Application of Mathematical Modeling to Study Near-Field Pressure Pulsations of a Near-Future Prototype Supersonic Business Aircraft by Kozelkov, A. S, Strelets, D. Yu, Sokuler, M. S, Arifullin, R. H

“…AbstractThe paper considers practical aspects of mathematical modeling in predictions of the level of near-field pressure pulsations of a near-future prototype…”
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Implementation of Flux Limiters in Simulation of External Aerodynamic Problems on Unstructured Meshes by Struchkov, A. V., Kozelkov, A. S., Zhuchkov, R. N., Volkov, K. N., Strelets, D. Yu

“…The study is dedicated to the peculiarities of implementing the flux limiter of the flow quantity gradient when solving 3D aerodynamic problems using the…”
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The Numerical Technique for the Landslide Tsunami Simulations Based on Navier–Stokes Equations by Kozelkov, A. S.

“…The paper presents an integral technique simulating all phases of a landslide-driven tsunami. The technique is based on the numerical solution of the system of…”
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Eddy-resolving numerical scheme for simulation of turbulent incompressible flows by Kozelkov, A. S., Kurulin, V. V.

“…The properties of existing numerical schemes for discretizing convective fluxes are examined. An alternative scheme is proposed that is formulated on the basis…”
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Evaluation of the Accuracy of Modern Codes by Comparing the Calculated and Experimental Data on the Example of a Problem on a Supersonic Viscous Turbulent Gas Flow Around a Tandem of Back-Forcing and Forward-Forcing Steps by Bosnyakov, S. M., Berezko, M. E., Deryugin, Yu. N., Duben, A. P., Zhuchkov, R. N., Kozelkov, A. S., Kozubskaya, T. K., Matyash, S. V., Mikhailov, S. V., Okulov, M. K., Talyzin, V. A., Utkina, A. A., Kharchenko, N. A., Shevyakov, V. I.

“…Various program codes for the investigation of a viscous turbulent compressible gas flow around complicated configurations are described. A series of test…”
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Investigation of supercomputer capabilities for the scalable numerical simulation of computational fluid dynamics problems in industrial applications by Kozelkov, A. S., Kurulin, V. V., Lashkin, S. V., Shagaliev, R. M., Yalozo, A. V.

“…Two main issues of the efficient usage of computational fluid dynamics (CFD) in industrial applications—simulation of turbulence and speedup of…”
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Effect of the angle of water entry of a body on the generated wave heights by Kozelkov, A. S., Kurkin, A. A., Pelinovskii, E. N.

“…The results of a numerical investigation of the angle of water entry of a body on the parameters of the waves generated in the near zone are presented. The…”
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Collaborative Computing Methods for One-Dimensional and Three-Dimensional Problems of Computational Fluid Dynamics by Yalozo, A. V., Kozelkov, A. S., Kurkin, A. A., Kurulin, V. V., Materova, I. L., Utkin, D. A.

“…This article presents a method of collaborative one-dimensional (1D)–three-dimensional (3D) modeling of computational fluid dynamics. The method is based on…”
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Numerical simulation of aerodynamic problems based on adaptive mesh refinement method by Struchkov, A.V., Kozelkov, A.S., Volkov, K.N., Kurkin, A.A., Zhuckov, R.N., Sarazov, A.V.

“…Numerical simulation of aerodynamic problems using an algorithm, which identifies shock regions and refines the mesh there using an adaptive mesh refinement…”
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The Use of Wall Functions for Simulating the Turbulent Thermal Boundary Layer by Efremov, V. R., Kurulin, V. V., Kozelkov, A. S., Kurkin, A. A., Utkin, D. A.

“…An important problem in the numerical simulation of turbulent heat exchange in fluids is accurate prediction of hydrodynamic characteristics of the flow in the…”
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Modeling the cosmogenic tsunami within the framework of the navier-stokes equations with sources of different types by Kozelkov, A. S., Kurkin, A. A., Pelinovskii, E. N., Kurulin, V. V.

“…The results of modeling the cosmogenic tsunami on the basis of two models of its generation are presented. In the first model a parametrized source is given by…”
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Simulation of Body Motion in Viscous Incompressible Fluid by Kozelkov, A. S., Efremov, V. R., Kurkin, A. A., Tarasova, N. V., Utkin, D. A., Tyatyushkina, E. S.

“…The paper presents a description of a method for simulation of the motion of bodies in viscous incompressible fluid with the use of a technique of computation…”
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A Parallel Implementation of the Algebraic Multigrid Method for Solving Problems in Dynamics of Viscous Incompressible Fluid by Volkov, K. N., Kozelkov, A. S., Lashkin, S. V., Tarasova, N. V., Yalozo, A. V.

“…An algorithm for improving the scalability of the multigrid method used for solving the system of difference equations obtained by the finite volume…”
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An implicit algorithm of solving Navier–Stokes equations to simulate flows in anisotropic porous media by Kozelkov, A.S., Lashkin, S.V., Efremov, V.R., Volkov, K.N., Tsibereva, Yu. A., Tarasova, N.V.

“…•An implicit computational algorithm for modified Navier–Stokes equations to simulate flows in anisotropic porous media.•A general coupled block matrix is…”
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Efficiency Analysis of the Parallel Implementation of the SIMPLE Algorithm on Multiprocessor Computers by Lashkin, S. V., Kozelkov, A. S., Yalozo, A. V., Gerasimov, V. Yu, Zelensky, D. K.

“…This paper describes the details of the parallel implementation of the SIMPLE algorithm for numerical solution of the Navier–Stokes system of equations on…”
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Application of numerical schemes with singling out the boundary layer for the computation of turbulent flows using eddy-resolving approaches on unstructured grids by Kozelkov, A. S., Krutyakova, O. L., Kurulin, V. V., Lashkin, S. V., Tyatyushkina, E. S.

“…The use of eddy-resolving approaches to solving problems on arbitrary unstructured grids is investigated. The applications of such approaches requires the use…”
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Numerical modeling of the free rise of an air bubble by Kozelkov, A. S., Kurkin, A. A., Kurulin, V. V., Lashkin, S. V., Tarasova, N. V., Tyatyushkina, E. S.

“…The results of a numerical investigation of the dynamics of a single air bubble rising in water are presented. The bubbles, 1, 2.5, 3, 5, 8, and 10 mm in…”
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Method for taking into account gravity in free-surface flow simulation by Efremov, V. R., Kozelkov, A. S., Kornev, A. V., Kurkin, A. A., Kurulin, V. V., Strelets, D. Yu, Tarasova, N. V.

“…A numerical algorithm that correctly takes into account the force of gravity in the presence of density discontinuities is constructed using unstructured…”
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Modeling the disturbances in the lake Chebarkul caused by the fall of the meteorite in 2013 by Kozelkov, A. S., Kurkin, A. A., Pelinovskii, E. N., Kurulin, V. V., Tyatyushkina, E. S.

“…The results of numerical simulation of the possible hydrodynamic disturbances in lake Chebarkul caused by the fall of the meteorite in 2013 are presented. In…”
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LANDSLIDE-TYPE TSUNAMI MODELLING BASED ON THE NAVIER-STOKES EQUATIONS by Kozelkov, A S, Kurkin, A A, Pelinovsky, E N, Tyatyushkina, E S, Kurulin, V V, Tarasova, N V

“…The paper presents a unified computing technology for all stages of landslide-type tsunami. The computing technology is based on the numerical solution of the…”
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