Hypermesh to Abaqus

Altair Forum User
Altair Forum User
Altair Employee
edited October 2020 in Community Q&A

Dear experts,

 

I am facing a problem when exporting an input file to ABAQUS. It stated '---- elements have missing properties definition'. I will explain the steps I took for this analysis.

 

1) Imported STL file in hypermesh

2) Tetrameshed STL model

3) Created material properties

4) Created property (solid_section)

5) Assigned to the tetrameshed model

6) Export to ABAQUS as input file

 

Did I do anything wrong from the steps I mentioned above? Please correct and advise me some suggestions to solve this problem. Thanks a lot in advance.

 

Best,
Mushi

 

 

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Answers

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited January 2014

    Hi mushi,

     

    As of my knowledge you have missed one step after assigning the property.

    Just try this step

     

    >

     

    GOTO menu bar > mesh > Assign > Element Type > check 2D&3D >select Tria4 = C3D4

     

    Select all Tetra4 elements

     

    Update

     

    >

     

    Export and check it

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited January 2014

    Hi Raviteja,

     

    Thanks a lot for your suggestion. I just did that step but the same problem occurred. I have a look in the input file and noticed that I have two element types: one is S3 and another is C3D4. Do I also have to assign material properties for S3? Or can I delete the S3 elements?

     

    Best,

    Mushi

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited January 2014

    ok,,..

     

    I think you have generated the Tetra (3D) mesh using Tria (2D) mesh right?

     

    If so, You have to delete the Tria elements.

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited January 2014

    Hi Raviteja,

     

    Yeah, you are right. But how can I delete just the Tria elements without deleting the tetra elements?

     

    Best,

    Mushi

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited January 2014

    In HM,

     

    Goto > Tools > delete > Elements > by Config (Configuration) > Click on 'Config' (will show you all the element configurations) > select Tria3

    the type will be selected automatically as S3 

    > select entity (will select all the existing tria3 elements)

    > Delete entity

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited January 2014

    Hi Raviteja,

     

    It worked perfectly. Thanks a lot!!! Really appreciate your help!!

     

    Best,

    Mushi