3D Design

3D Design

Topics related to Ansys Discovery and Ansys SpaceClaim.

How to define inlet and outlet on complex geometry

    • Daniel Grafton
      Subscriber

      Hi everyone, very new to Ansys Discovery (student version) and I'm trying to conduct a CFD on a model of the upper airways. 

      The below red outline is of the outlet, with lots of facets. Inlets are similar (nostrils).

      How would i go about definining the inlet/outlets for a CFD analysis ? Appreciate any and all help on this ! 

    • peteroznewman
      Subscriber

      Watch this video and pay attention at the 3:40 mark for a method to replace those facets with a single face.

      • Daniel Grafton
        Subscriber

        Thanks a lot Peter! very helpful 

        Do i have to convert my shape to geometry first using auto skin  ? 

        Otherwise when I split shape like in the video i just get a hole into the hollow shape, or if i cap the hole, it caps with a lot of facets again (see pics below).

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