General Mechanical

General Mechanical

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What are the methods to select elements for element death methodology using “ekill” commands?

    • Arvind_kr_Gupta
      Subscriber

      Dear Sir,

      I am doing laser drilling in transient thermal analysis in Ansys Mechanical APDL. In the simulation, I am trying to remove the elements that have temperatures greater than boiling point temperature using EKILL commands. But by using ESEL commands, I could not select the elements that need to be selected.

      Applied BCs in the model:

    • Erik Kostson
      Ansys Employee
      Hi

      There are many posts on this topic:
      Esel is not the command - see what should be used as in the above example it selects nodes with temperatures between 50-20000 (we need to select nodes first since temperatures are calculated at nodes so it is a nodal result):
      nsel,r,temp,,50,20000
      then add this command:

      esln

      to select the elements attached to these nodes.

      This (esln) is very important since you need to select the elements for ekill (does not work on nodes).

      The above posts and searching the internet should help.
      Also search the help manual for info on commands.
      Erik

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