On 05 Apr 2013, at 16:13, Omid Mahabadi <[email protected]> wrote:
> Hi, > I thought quite a bit about element types in Abaqus. The reality is that > there are so many different element types in Abaqus that makes defining a > "generic" type rather impossible. I would suggest to keep the default Abaqus > export as currently is, but give the user the option to define custom types > in the gmsh geometry file. For instance, in the case of a 2D mesh, the user > may define a maximum of two strings for the 1D and 2D element types, which > can look like: > Mesh.Abaqus.ElementType.1D = "C1D2" > Mesh.Abaqus.ElementType.2D = "C2D3" > (I'm just mimicking gmsh's syntax here) > > I discussed the above suggestion with another colleague of mine who has used > Abaqus in the past and it made sense to them. What are your thoughts? > With SVN r15202 I at least changed the default tags to tags that should be understood by Abaqus/Standard (had to change lines, triangles and quads). We might want more flexibility in the future, but it might also be overkill (we need types for 1st order and 2nd order elements, etc.). > Thank you, > Omid > > > On 05/04/13 06:35 AM, Christophe Geuzaine wrote: >> On 05 Apr 2013, at 12:07, Christophe Geuzaine <[email protected]> wrote: >> >>> On 18 Mar 2013, at 18:03, Pierre-Frederic Villard >>> <[email protected]> wrote: >>> >>>> Hi, >>>> >>>> I have issues with importing gmsh-created meshes in Abaqus 6.12. I tried >>>> two methods, which equally failed: >>>> 1 - I tried to save the mesh as OpenCASCADE step format but I have an >>>> error: "Error : No OpenCASCADE model found" >>> Hi Pierre-Frederic - This would actually not export the mesh, but the CAD >>> model - so it's not what you want. >>> >>>> 2 - I tried to save the model as an Abaqus INP file but I have a problem >>>> importing it in Abaqus : "Element type "C2D3" is not supported." with >>>> triangles and "Element type "C1D2" is not supported" with segments. >>>> >>> Indeed. I just had a look at the Abaqus documentation, and C2D3 and C1D2 do >>> not seem to be in the general "Element Indexes" available in >>> Abaqus/Standard. >>> >>> What should we use when we export "generic" elements (i.e., not linked to >>> any physics)? >>> >>> @Omid - any ideas? >> I've committed r15202 with the ideas from >> >> https://geuz.org/trac/gmsh/ticket/129 >> >> @Abaqus users: let me know if this is better... >> >> >> >>> >>> >>>> Does anyone have any idea how to solve this problem? >>>> >>>> Cheers, >>>> >>>> Pierre >>>> >>>> >>>> _______________________________________________ >>>> gmsh mailing list >>>> [email protected] >>>> http://www.geuz.org/mailman/listinfo/gmsh >>> -- >>> Prof. Christophe Geuzaine >>> University of Liege, Electrical Engineering and Computer Science >>> http://www.montefiore.ulg.ac.be/~geuzaine >>> >>> >>> > > -- > Omid Mahabadi > Geomechanica, Inc. > Tel: (647) 478-9767 x824 > -- Prof. Christophe Geuzaine University of Liege, Electrical Engineering and Computer Science http://www.montefiore.ulg.ac.be/~geuzaine _______________________________________________ gmsh mailing list [email protected] http://www.geuz.org/mailman/listinfo/gmsh
