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  • Users: A-Run
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  1. A-Run

    different plate thickness modelling advice

    Hi Mech_eng_p, "How would you suggest to connect the multiple -30- thick plates with eachother? RBE2?" In "LS-Dyna", I would use "node to surface tied" contacts to "weld" the plate to the tube. If you choose the nodes of the solid plate (I agree with solid representation) as slaves to the...
  2. A-Run

    Modelling with a Rubber component

    Hello WMP3022, As isolation cushion is a proprietary item as you said, could you get Force/Displacement curves from the supplier/manufacturer for it? Then you can use a 6 DOF beam material (Beam element) with curves representing stiffness in all 6DOFs. This will let you evaluate your structure...
  3. A-Run

    LS-Dyna bolt modelling with pre-load, contact beams & Dynamic relaxation

    Hi all, I am trying to model bolted joints for double shear (coupon level) with contact beams method, using *INITIAL_AXIAL_FORCE_BEAM and dynamic relaxation(DR). I have got the model to initialise successfully with correct preload as desired. However, I found that the DR stage takes too long...

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