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Recent content by migliano

  1. migliano

    Pipeline Loads applied to a nozzle FE model

    I found this paper on ansys.net. It sheds some light on the use of the RBE3 element and mentions what is now the MPC184 (Multipoint Constraint Rigid Link and Rigid Beam Element). It includes an example of a load applied to the center of a hole on a plate. Regards.
  2. migliano

    Pipeline Loads applied to a nozzle FE model

    cbrn, thanks for the reply. You've touched another subject with which I'm struggling a little bit right now: the stress categorization. There is some good reading material on this link. I was not sure if WB had a linearization tool but your post implies that it has one. I'm about to model a...
  3. migliano

    Pipeline Loads applied to a nozzle FE model

    vonlueke, thanks for the input. It looks like your approach is the same used by ANSYS Workbench (applying what they call a Remote Force). I'll give it a try. Thanks.
  4. migliano

    Pipeline Loads applied to a nozzle FE model

    corus, thanks again. In mentioning the flange in the example in the link you may have given me another idea. Actually NozzlePro is a FE software geared toward vessels and nozzles but with limitations. We made a first run with NP52 but what we're trying to model we can only do with a more...
  5. migliano

    Pipeline Loads applied to a nozzle FE model

    corus, first of all thanks for the reply. Could you clarify what you mean by wavelength? Yesterday I played a little bit with the rigid link element (MPC184 Multipoint Constraint Element: Rigid Beam) and it looks like that's the best way to go. I'm still not confident on the results though. I...
  6. migliano

    Pipeline Loads applied to a nozzle FE model

    I'm modeling a nozzle connected to a vessel using ANSYS SHELL93 elements. My great dilemma has been how to apply the pipeline loads to the nozzle. ANSYS offers no options to distribute the forces and moments around the edge of the nozzle. I read the following suggestion on this forum: "That...

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