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convert a STL mesh file into solid part

User: "Rahul_P1"
Altair Employee
Updated by Rahul_P1

Do you know how to convert a STL mesh file into solid part for finite element analysis?
Using stereo-photogrametry tech I have a geometry of the structure in the STL format. Now I try to import it into hypermesh for FEM analysis.
I will appreciate it if you help me.

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    User: "Rahul_P1"
    Altair Employee
    OP
    Updated by Rahul_P1

    STL files can be imported into HyperMesh, You need to use File > Import > File type > STL and then choose the file. 

    Once the STL file has been imported you can then use Geom > surfaces from FE and select the highest complexity in this panel > select the elements to create surfaces from STL, hence you can create geometry from stl.

     

    To directly solid mesh your STL use ShrinkWrap
    You can achieve a good tetramesh for all purposes, using the Shrink Wrap panel. The shrink wrap can generally be used as a quick mechanism to generate solid meshes.

    1. Go to 2D > Shrink Wrap panel.
    2. Here there is an option generate solid mesh – this will produce an all-hexa or all-tetra mesh based on the selected elements or geometry.
    3. Make sure the generate solid mesh checkbox is active
    4. This will expose a tet collapse input, please try several input values depending on your quality requirements.

    User: "Altair Forum User"
    Altair Employee
    Updated by Altair Forum User

    Hi Rahul,

     

    I can't find the following path:

    ' File > Import > File type > STL '

     

    I can only see the attached options.

     

    My problem: I have a stl mesh file of a simulation programm and want to convert it to a solid and smooth the surface for an analysis in ANSYS.

    Can you please help me?

     

    Kind regards

    Alex

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    User: "Rahul Rajan_21763"
    New Altair Community Member
    Updated by Rahul Rajan_21763

    This import option under FEM is available in full version not in Student edition.

     

    User: "Altair Forum User"
    Altair Employee
    Updated by Altair Forum User

    Ok, thanks for the information!

    User: "Altair Forum User"
    Altair Employee
    Updated by Altair Forum User

    Hi Rahul Ponginan,

     i done all what you said, but creating some surfaces was failed .does it refer to my Complicated geom?

    can you help me what should i do?