Ansys CFX – Multi-Species (Smokestack)

Written by cfd.ninja

March 11, 2020

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Please add this setup about Initialization, right click on Flow Analysis > Insert > Global Initialization then double click on Global Initialization and modify as it appears in the image below.

 

Remember that the air has 23 % oxygen, for this reason, O2 = 0.23, CO2 = 0.0 and H2O = 0.0, the initial temperature is 300 °K and the air velocity is 1 m/s.

In this tutorial you will learn to simulate Multi-Species (Smokestack) in 2D using ANSYS CFX. You can download the mesh from this link.

FWe share a tutorial about Multiphase flow using ANSYS Fluent.

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