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Two Dimensional Theoretical and Numerical Modeling of Atmospheric Pollution


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DOI: https://doi.org/10.15866/ireme.v9i5.2463

Abstract


The objective of the present work is a two dimensional numerical and theoretical modeling of the atmospheric pollution at the level of the lowest atmospheric layers, by studying processes of reaction - diffusion - advection in a non permanent turbulent flow of a Newtonian fluid, using the k ε model. This problem is governed by equations of Navier – Stokes, transfer of heat and the transport of pollutant. Generally, these equations do not admit analytical solutions, thus an appeal to the numerical methods turns out compulsory. In our study, the equations are solved using the numerical method of finished volumes, to determine the temperature, T, the pressure, P, the components of the speed, u, w and the concentrations of main pollutants which exist in the atmosphere.
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Keywords


Turbulent Flown; Finite Volume Method; Newtonian Fluid; Atmospheric Pollution; Advection- Diffusion-Reaction Process

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References


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