Fluids

Fluids

dynamic_mesh

    • veera
      Subscriber

      Dear friends


      I am trying to simulate, ic engine fuel spray simulation with piston motion, I am having hybrid mesh ...that means the top head is unstructured mesh with fuel spray and piston bowel portion with structured mesh, but the thing is I am getting negative cell volume while setup in fluent, any reference videos related to ic engine simulation with fuel spray. pls help me to resolve this problem how to set up dynamic mesh parameters

    • Rob
      Ansys Employee

      Have a look in the tutorials, and try searching for negative volume in the Fluids section on here: it's a common question. 

    • veera
      Subscriber

      which tutorials?


      I have one more problem, now mesh is moving, but it's not creating the additional layer


      ( top head - stationary


      fluid - deforming


      bottom - rigid body


      this bottom is moving but its not creat

    • Rob
      Ansys Employee

      Click on "Help" and you should find several.  That looks like you've not got layering turned on. 

    • veera
      Subscriber

      dear rwoolhou thank you for your reply,


      I am turned on everything, like smoothing, remeshing, layering, but it's not happening pls help me to resolve th

    • Rob
      Ansys Employee

      Check the trigger values for layering, it's possible they're set too high. 

Viewing 5 reply threads
  • You must be logged in to reply to this topic.