[CIG-SHORT] How to mesh the 2-D model into small size
Charles Williams
willic3 at gmail.com
Sun Nov 26 15:00:30 PST 2017
Dear Xu,
Using your mesh1.jou file, I get a mesh with maximum condition number of 1.76, which doesn’t seem too bad (it has 6.7 M cells, however). What version of Cubit are you using, and what sort of condition number do you get? I am using Trelis version 16.3.6.
Cheers,
Charles
> On 25/11/2017, at 3:03 PM, xu bei <xubei076862 at outlook.com> wrote:
>
> Hi,
> I build a 2-D mesh model to do dynamic simulation.
> But the mesh quality is bad. PyLith will estimate a
> stable time step based on the minimum grid length of
> the mesh. Although I designed a grid size of 50 m in CUBIT,
> the actual grid size on certain cells may be extremely
> small that depends on the mesh quality.
> Thus, Pylith always output errors. I want to mesh the
> 2-D model into small size such as 50 m or smaller due to
> the breakdown zone should be at least 3-5 times the cell size,
> and ensure the mesh have a high quality.
> But I do not know how to deal with this problem.
> I tried many methods but they do not work.
> Hope someone would help me.
>
> I attached the mesh files.
>
> Best regards
> Xu Bei
>
>
>
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