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Geometry idealization > Using Modeling commands to repair geometry

Surface creation commands

Video: Use surfacing commands in Modeling to close a pocket in a solid body

To create new surfaces, you can use the following Modeling commands.

Through Curves Creates a body through multiple sections where the shape changes to pass through each section.
Through Curve Mesh Creates a body through a mesh of sections in one direction, and guides in another direction, where the shape fits through the mesh of curves.
N-sided Surface Creates a surface enclosed by a set of end-connected curves.
Trim Sheet Trims off a portion of a sheet body using curves, faces, or a datum plane.
Trim and Extend Trims or extends one or more surfaces using a set of tool objects composed of edges or surfaces.

Through Curve Mesh

Use the Through Curve Mesh to create a body through a mesh of sections in one direction, and guides in another direction, where the shape fits through the mesh of curves.

This command uses sets of primary curves and sets of cross curves to create a bi-cubic surface.

  • Each set of curves must be contiguous.

  • The sets of primary curves must be roughly parallel and the sets of cross curves must be roughly parallel.

  • You can use a point instead of a curve for the first or last primary set.

Learn more

Using Modeling commands to repair geometry

Repairing problems

Viewing features in the Part Navigator

Creating surfaces using 3D curves

Look up more details

Surface addition and removal commands

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Command reference

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Surface creation commands, Simcenter 3D 2021.1 Series

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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/genid_surface_creation_tools_43_622 · retrieved 2026-07-17