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General Mechanical

General Mechanical

Topics related to Mechanical Enterprise, Motion, Additive Print and more.

Problem with displacement-time data extraction for a transient structural analys

    • shivamr20
      Subscriber
      Greetings, this is shivam. I am a graduate student and I am stuck in a problem with ANSYS MAPDL for quite some time now. 
      I was performing a transient analysis wherein I defined 2 load steps. The time at the end of the first load step was 2 seconds and the time at the end of the second load step was 2.0001 seconds. This was specified using the "time" command. The problem is that I want displacement data as a list for all the substeps defined. From 0 to 2 seconds I can get that data but from 2 to 2.0001 seconds there is a problem. The displacement vs time list at the node of concern gives the time values as 2.000, 2.000, 2.000 as so on and at the end it is 2.0001. I want to tell that for the second load step I defined 700 substeps which means my time values in the list should go on like 2.000000142, 2.000000285 and so on. So that I will be able to plot it on excel. 
       
      Please help me, I am stuck with this for quite some time now. It will be much appreciated.
       
       
    • dlooman
      Ansys Employee

      If this output is created with the prvar command in post26 then the /format command can help.   For example, /format,,F,20,16 produces time values like below for your case.

          TIME          2 UX      
                        UX      
         0.2000000000000000-0.122839E-008
         0.4000000000000000-0.245678E-008
         0.6000000000000001-0.368518E-008
         0.8000000000000000-0.491357E-008
         1.0000000000000000-0.614196E-008
         1.2000000000000000-0.737035E-008
         1.3999999999999999-0.859874E-008
         1.5999999999999999-0.982713E-008
         1.7999999999999998-0.110555E-007
         1.9999999999999998-0.122839E-007
         2.0000001428571426-0.122839E-007
         2.0000002857142856-0.122839E-007
         2.0000004285714286-0.122839E-007
         2.0000005714285716-0.122839E-007
         2.0000007142857146-0.122839E-007

       

       

       

    • shivamr20
      Subscriber

      Yes, I did that and now the problem is solved. Thanks for the help!

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