Numerical Calculation of Aerodynamic Roughness of Chimney Jacketed with Corrugated Sheets

Author:

Michalcova Vladimira,Lausova Lenka

Abstract

Abstract The article deals with the influence of a shape of smokestack casing on the total load from wind effects. It describes possibilities of defining an equivalent aerodynamic roughness and aerodynamic drag coefficient for numerical modelling of the flow around a circular cylinder. The aim of this study is to solve the force coefficient for the smokestack of a cylindrical shape, which is jacketed with shaped sheets. The flow around a smokestack is solved in the ANSYS Fluent software using the DES model.

Publisher

VSB - Technical University of Ostrava

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