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Meshing > 3D hybrid meshing

3D hybrid meshing

Use the 3D Hybrid Mesh command to create a tetrahedral-hexahedral hybrid mesh of three-dimensional solid elements on selected bodies. The software creates three solid meshes.

3d_Hybrid_Hexas3d_mesh3d_Pyramid_transition
The 3d_Hybrid_Hexas mesh is the hexahedral volume mesh of the specified element type and size.
The 3d_mesh mesh is the tetrahedral volume mesh which is used to fill the areas between the hexahedral elements and the boundary layers or polygon boundaries.
The 3d_Pyramid_transition mesh is the transitional mesh used for transition from the hexahedral elements to the tetrahedral elements. It is composed of pyramid elements.

The software creates the following boundary layer meshes only when you define a boundary layer mesh control on the faces of the polygon body:

  • The 3d_BL_HexWedges mesh which contains hexahedral and wedge elements.

  • The 3d_BL_Tets mesh which contains tetrahedral elements.

  • The 3d_BL_Pyramids mesh which contains pyramid elements.

Mesh points support

You can specify points inside a volume before generating a mesh. While meshing, the software creates mesh nodes on the specified mesh points and uses the tetrahedral and pyramid elements to connect these nodes to the hexahedral elements.

Where do I find it?

Application Pre/Post
Command Finder 3D Hybrid Mesh
Simulation Navigator Right-click the FEM node→New Mesh3DHybrid
Learn more

Boundary layer meshing

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3D hybrid meshing, Simcenter 3D 2021.1 Series

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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/xid1118216 · retrieved 2026-07-17