Last Aspect Ratio Inflation Option In ANSYS Meshing(Illustrated Expression)

There are various kinds of meshing creat,on options in ANSYS Meshing according to the geometry that is uploaded and the governing physical situation such as fluids, solids etc. And there is a inflation option in ANSYS meshing that you can create mesh structure in different features by entering different values. In this article, we will show,

  • What is ‘Last Aspect Ratio’ mesh inflation option in ANSYS Mesher?
  • How the ‘Last Aspect Ratio’ is adjusted in ANSYS Mesher?

What Is ‘Last Aspect Ratio’ In ANSYS Mesher?

Select the ‘Last Aspect Ratio’ in ANSYS Mesher.

Adjusting the Inflation Option in ANSYS Mesher to ‘Last Aspect Ratio’ option like above that is shown by red arrow above. Just click on ‘Mesh’ tab as shown by red box then select the ‘Last Aspect Ratio’ form ‘Inflation Option’ in ANSYS Mesher.

Enter the required values for ‘First Aspect Ratio’ inflation option in ANSYS Mesher.

You need to specify the values above, or you can leave the values as default as shown by above for ‘Last Aspect Ratio’;

First Layer Height: You know that inflation start from a planar surface in ANSYS Mesher. The first layer of mesh elements will in contact with the surface. So you need to specify the first layer height og your meshing elements.

Maximum Layers: In inflation meshing in ANSYS, there is a layered structure. You can specify the number of maximum meshing layers that will be start from surface. Or you can leave it as default as shown by above.

Aspect Ratio(Base/Height): As you understand from its name, you will specify the ratio  base size that the mesh elements will be extruded and layer height. You can enter a value between 0.5 and 20 for Aspect Ratio in ANSYS Mesher.

The use of ‘Last Aspect Ratio’ definition in ANSYS Mesher is like above. Leave your comments and questions below about ‘Last Aspect Ratio in ANSYS Infation meshing’.

Share This Post! Share Tweet Share

Write your comment on this topic.