[Gmsh] Forcing Consistent Mesh Sizes At Common Boundaries 3/11/13

Christophe Geuzaine cgeuzaine at ulg.ac.be
Tue Mar 12 07:18:44 CET 2013


Hi Gary - The common line is duplicated in your geometry, hence the independent meshes. Use a single line and you will be all set:

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On 11 Mar 2013, at 23:14, "Williams, Gary" <gary.williams2 at aerojet.com> wrote:

> Hello:
>  
> I want to be able to control the mesh size/distribution at a common boundary.
>  
> Included is a simple two block configuration where I have tried to accomplish that unsuccessfully.
>  
> I?d like to be able to control the mesh size and distribution at the common interface.  In this case its between NODES 4 & 6 or at LINE 8.
>  
>  
> <image001.jpg>
>  
> I recognize that I could divide the larger block into two smaller blocks but would like to approach this problem using the GMSH features if possible.
>  
> It appears that might be accomplished with the ?periodic line? option, but I don?t know how to implement.
>  
> I am hoping that one of the more experienced users can look at the file and  image and provide directions as to how to accomplish this.
>  
> Thanks
>  
> gsw
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-- 
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science 
http://www.montefiore.ulg.ac.be/~geuzaine