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LS Dyna

LS Dyna

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

One-way Thermal Structural using Load_Thermal_Binout

    • Dennis Chen
      Subscriber

      Hello, I am trying to create an example model to represent the workflow for a one-way thermal mechanical model where I run the thermal part first to basically map a temperature field to a body.   secondly, I want to transfer this temperature field to the structural step so the stiffness of the structure is altered by this temperature field.   I want to ask about the load_thermal_binout file.

      1) if I run in SMP, can I not use load_thermal_binout?

      2) if I run in MPP, I have a binout file by default.   However, when I load the data, the solver just crashes with no messages

      3) below is the exact keyword I used but maybe I have an issue with the alignment of time steps. ...

      *LOAD_THERMAL_BINOUT

      $# deftemp

          273.15

      $#                                                                      filename

      thermalstep.binout0000

      $ $   startt       tsf    tmpoff    nidoff

      $           0       1.0       0.0         0

    • Dennis Chen
      Subscriber

      Hello, to add, I want the structural side to be run explicitly and I am looking for an example of this to see where I've made mistakes in my example models.   Thank you 

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