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  1. alan.s

    Help - Create Gap Elements around two cylinders

    I am new to MSC Nastran and i am looking to create gap elements around cylinders. Does anyone know how to do it? Thank you in advance!
  2. alan.s

    Mesh and Group the Elements in Patran

    thank you very much. i found an utility that i can select the surface solid elements.
  3. alan.s

    Mesh and Group the Elements in Patran

    I have a step file model of a dental implant model, where the cylinder in the middle is basically an implant surrounded by the cortical and cancellous bone. I need to study the stress and strain energy density of the contact interface on the bone part. After meshing,I am facing a problem that i...
  4. alan.s

    Urgent help needed! - how to speed up SOL 106 analysis in Nastran 2018?

    Thank you very much for your reply. Sorry i forgot to paste the file link. Here it is: https://files.engineering.com/getfile.aspx?folder=96f3205d-13f7-4377-85c8-fee67785b1b6&file=implant_rho_2.000000e-01_element_113292.bdf The runtime output says that estimated memory is 8g and bpool is 2gb...
  5. alan.s

    Urgent help needed! - how to speed up SOL 106 analysis in Nastran 2018?

    I am trying to find a way that can significantly reduce analysis time. Currently it takes about 56s to complete one anlaysis. However, i have over 40,000 bdf files. Each bdf is 16.5mb big. What can i do? It seems that command options like smp and gpuid are not applicable here. The attached...

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