LS Dyna

LS Dyna

Topics related to LS-DYNA, Autodyn, Explicit STR and more.

lstasc with a *INCLUDE

    • shk1048
      Subscriber

      I have used a *INCLUDE_TRANSFORMATION card and when I run the -lstasc file it shows me a error that the include file is not read.

      The same file when I run with the dyna solver it was able to read the include file and has no errors. The include file has a non-design part.

      I also would like to mension that when I load the file I can also see the parts from the *INCLUDE would'nt this mean that it already read the include? and only solver cannot detect the *include?

      I need some help to solve this problem

    • igandiko
      Ansys Employee
      I believe its a warning not an error? Only *INCLUDE card is supported. However, you can still use *INCLUDE_option cards but note that ls-tasc will not read/process the contents of the include file. Therefore, as long as include file contains non-design parts, it should be ok. Please check if *INCLUDE_TRANSFORMATION card is written correctly to lst_inc.k file so that ls-dyna runs go through without any errors.

    • shk1048
      Subscriber
      It was actually an error. I did check the file lst_inc.k file seems like it is been written correctly, I will also place a image below . Just to remind that the it was able to read the include when it is run as a single dyna file.


    • shk1048
      Subscriber

    • igandiko
      Ansys Employee
      It's actually an LS-DYNA error. You are exceeding 80 character limit in the line. Split the path in two lines and add "+" at the end. Not sure how it worked when you ran it outside of ls-tasc, dyna should have returned same error.
      *INCLUDE_TRANSFORM
      /cae-in/04_USER/......../2.0 +
      /lsopt_impactor_sampling/pedd.k


    • shk1048
      Subscriber
      when I load in the .k file which has the parameters defined, I can find them in lsopt but when I load the .tasc file lsopt cannot identify the parameters.
    • igandiko
      Ansys Employee
      You should select .k file as an extra input file for ls-tasc stage and turned on file parsing (parse check box -> on). LS-OPT will not read the file if "parse" is turned off.
    • shk1048
      Subscriber
      Did that impact.k has an other include pedd.k so I also added it as extra input and turned on the Parse option
    • shk1048
      Subscriber
      It worked when I first imported .k file and turned on parse then imported my main .tasc file. But does't know if this is the way to do it. Because when I reopen the file it tells me that they are added manually.
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