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  1. ladykin

    Tie Constraint surfaces

    Dear Robert, Thanks for your reply. I tried skin, it works perfectly fine but using skin I can not define the thickness of the outer layer. Please let me know if you have any idea. Regards,
  2. ladykin

    Tie Constraint surfaces

    Hi There, I am trying to model contact of indenting a circular embryo with a rigid indenter. The embryo has a outer layer and inner matter. I used solid elements for the inner matter and shell elements for the outer layer. I need to constrain the inner matter follow the outer layer indentation...
  3. ladykin

    How to use shell elements?

    The point was to select "Wire" for your base feature. The resulting part can be meshed using axisymmetric shell elements.
  4. ladykin

    How to get rid of elements with very small, negative or zero dimension

    Hi There, I'm trying to use a rigid indenter on a deformable body. I have gotten an error with my job saying that : 2 elements have very small, negative or zero dimension/s. The elements have been identified in element set ErrElemDimSmallNegZero. Does anyone have any idea how to get rid of...
  5. ladykin

    New to abaqus

    Dear spintwo, I've gotten a similar error. Could you please let me know how you've overcome negative or zero dimension elements ? Regards, Ladykin
  6. ladykin

    How to use shell elements?

    Many thanks crisb, it was very helpfull, actuly the problem was resolved! Thanks Brian and rb1957 for your attempt to help me. Cheers, Ladykin
  7. ladykin

    How to use shell elements?

    Ofcourse I am able to mesh surface and solid together but when I want to choose type of element Abaqus does not show any option for shell element. I really appreciate if you please link me to a professional abaqus user. Regards, Ladykin
  8. ladykin

    How to use shell elements?

    Dear rb1957 and ThisIsMe86, I appreciate your attempt to help me, but I tried doing what you said, and was unsuccessful. Abaqus CAE (which has GUI) does not let me to choose shell elements for axisymmetric model. I am not sure if it is the limitation of CAE or not. I tried to change the input...
  9. ladykin

    How to use shell elements?

    Dear ThisIsMe86, Many thanks for your reply. What do you mean by extracting faces? Do you mean a different part for the outer layer or by partioning the embryo? I tried both of them, but Abaqus gives me error and says : 95 elements have missing property definitions. The elements have been...
  10. ladykin

    How to use shell elements?

    Hi there, I am a new user of Abaqus. I have model a zebrafish embryo penetration process. I used solid elements for both the inner matter and the outer layer. I have been told that shell elements is preferable for the outer layer of the embryo since the outer layer is very thin, it can easily...

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