3D Design

3D Design

Topics related to Ansys Discovery and Ansys SpaceClaim.

“Convergence criteria have not been met” when none are set

    • seffa
      Subscriber

      I setup my physics definitions. After I moved to Physics Solution. I set my maximum iterations to 500 and solution control criteria to "none" as opposed to the default 1e-05.

       

      When I run the 500 iterations I still get a partially up-to-date physics task that says, "convergence criteria was not met" even though I set it to none?

       

      Im not sure why or how to get my physics definition to update.

    • seffa
      Subscriber

      here is the setup and the example showing a partially update

    • Naresh Patre
      Ansys Employee

      Hello seffa

      Since you set solution control criteria to "none" as opposed to the default 1e-05, there is no criteria for the solver to check whether the solution has been converged or not. So the solution ends after the specified iterations and remains in partially up-to-date state. You can right click on the Physics task and select "Mark as Up-to-Date" and can evaluate the results. But please note that since it is partially updated solution, there is no guarantee that the results will be correct or not. It is recommended to set solution control criteria for judging the convergence.

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