VESTNIK of Samara University. Aerospace and Mechanical EngineeringVESTNIK of Samara University. Aerospace and Mechanical Engineering2542-04532541-7533Samara National Research University181210.18287/2541-7533-2012-0-5-1(36)-46-48UnknownNumerical study of free convection in long vertical cylinder at constant vertical gradient of temperature on lateral surfaceKhoroshevA. S.<p>Post-graduate Student of Aerohydrodynamics Department</p>khoroshev-aleksandr@yandex.ruSamara State Aerospace University19122012115-146481311201413112014Copyright © 2015, VESTNIK of the Samara State Aerospace University2015<p>Buoyancy-induced flow of water in the long vertical cylinder is studied. CFD (Computational Fluid Dynamics)tools (Ansys CFX) is used. Influence of aspect ratio and difference of temperatures on wall of the cylinder on intensityof buoyancy-induced flow is analysed.</p>Convection flowconvection in the vertical wellantisymmetric streammodeling in Ansys CFDКонвективное течениеконвекция в вертикальной скважинеантисимметричный потокмоделирование в Ansys CFD