Elemental System, Global System, Analysis System

Joel Rodarte
Joel Rodarte New Altair Community Member
edited October 2020 in Community Q&A

Hello Everyone,

 

I would like to know what is the difference between Elemental System, Global System, Analysis System.

 

I am interested in this since hypermesh allows to extract (strains,stress,element forces etc) from each of these systems. I regularly use the one that is by default 'Element system' but I want to understand what is the difference between them and what can I obtain different of each of them.

 

 

 

fotoElemSystem.png.939468cfd770de71d5209038dd85c7b5.png

 

 

Thank you for your time! :)/emoticons/default_smile.png' srcset='/emoticons/smile@2x.png 2x' title=':)' width='20' />

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Answers

  • tinh
    tinh Altair Community Member
    edited June 2019

    Elemental System = private system of each element (see in reference help of CBEAM, CTRIA, CQUAD card)

    Analysis system = as solver output.

    Global system (you saw it, I am sure)

     

    principle values are independent to systems.

  • Joel Rodarte
    Joel Rodarte New Altair Community Member
    edited June 2019

    Thank you for your help!

     

    I was not so wrong then. However i am extracting forces from beams in the matrix browser and when I use Analysisi system to retrieve information I do get information about the magnitude and comonents in them; when I use Elemental System I obtain the magnitude but not the components x and y  (N/A). Do you know why this might happen?

     

    Green is by analysis system.

    Thank you.

     

     

    forces.png.7a3e558356bc7e7de547df1762d965c1.png

  • tinh
    tinh Altair Community Member
    edited June 2019

    I don't know.

    But use analysis sysyem is better, because that is solver output.

    by other system, values are calculated from solver output (so errors may happen)

  • Q.Nguyen-Dai
    Q.Nguyen-Dai Altair Community Member
    edited June 2019

    @Joel Rodarte : The efforts of Beam were computed & presented often within elemental system. No sense to get beam efforts within global system.