General Mechanical

General Mechanical

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How to properly utilize Arnode in APDL to calculate areas?

    • JanD3004
      Subscriber

      Hello,

      I want to calculate the area inside my geometry for further research, hence I wrote some APDL script utilizing the arnode(n) command to do so but I ran into some problems regarding the requirements of the inserted nodes.

      Obviously my solution is highly dependent on my current selection and I already took the mesh resolution into account by refining my mesh to the point, where my calculated area is quite good compared to the area of the defined geometry (controlled at fixed support boundary condition). So up to this point I know that my routine generally works and delivers quite reasonable result at certain locations but moving further into my geometry that is not the case anymore.

    • Govindan Nagappan
      Ansys Employee
      @JanD3004
      I do not see any issue with the set of commands in your post. You may have to check the feedback(in solution information) for each command and see what is going on. Inside the *do loop, you can use the command /GOPR to print the data for every node. See if you are able to find the issue
      You just have to select the nodes for which you need the area.
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