Preprocessing

Preprocessing

Topics related to geometry, meshing, and CAD.

Problem: “model information is incompatible with incoming mesh”

    • sobhagumparti
      Subscriber

      Hello,


      I am doing the fluent analysis. after meshing and moving on to the setup I get this message 


      Model information is incompatible with incoming mesh.


      Found some missing and new zones in the mesh. To make mesh compatible with settings, please visit " match zone names" panel.......


      what exactly its causing the error and what is the solution?


      Please suggest me.


       

    • Rob
      Forum Moderator

      It means some additional/different surfaces (labels) have been created in Meshing and Fluent's not sure what to do with them. This means you've already transferred a mesh into Fluent in the current workflow. What did you change?

    • sobhagumparti
      Subscriber

      My model includes a typical flange connection with fluid and solid domains. After the meshing, when I took it to the setup module it took more contact regions/meshing zones(due to complex geometry) except the fluid and solid domains alone. So, I ignored the old contact/meshing zones by going to the Mesh operations command. it solved my problem and created the mesh. Is this the right way? 

    • Rob
      Forum Moderator

      If you've manually fixed all the issues then yes. If you've ignored some of the boundary settings I have no idea what's going to happen as it'll depend on what you didn't set up. 

    • sobhagumparti
      Subscriber


      So here it is what I did. This is the very first step after exporting the model to setup module after meshing. As, the setup was unable to match the incoming zones with the already created ones, i just clicked the "ignore the old ones" and "accept the new meshing zones". Didn't go to the boundary conditions yet.

    • Rob
      Forum Moderator

      Should be OK then. I can't see any interface zones which is the most common cause of problems. 

    • sobhagumparti
      Subscriber

      Thank you and lets see what happens when I input all the values and do the setup.

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