...
Double click on Mesh for Forced Convection Refined Mesh. A new ANSYS Mesher window will open. Under Outline, expand mesh tree and click on Edge Sizing.
Under Details of "Edge Sizing", enter 50 60 for Number of Divisions.
Similarly, specify element size of 0.02m 015m for Edge Sizing 2.
Click Update to generate the new mesh. Under Statistics, we should have mesh with 15,300 elements.
Close the ANSYS Mesher and go back to Workbench windows. Under Forced Convection Refined Mesh, right click on Fluid Flow (FLUENT) and click Update. Wait for a few minutes for FLUENT to obtain a solution.
...