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Meshing > Adaptive meshing

Excluding parts of the model from adaptive meshing

You can select the Suppression type of zone in the Adaptivity Zone dialog box to specify regions of the mesh to exclude from adaptive refinement. For example, you may want to define a suppression zone in regions of your model that are not critical to the current analysis.

When you create a suppression zone, you can select polygon geometry (faces, edges, and bodies), points, meshes, or mesh points.

  • The software treats suppression zones as converged regions that require no refinement.

  • The mesh in a suppression zone may still change during adaptive meshing because of changes that occur in adjacent meshes. These limited changes help ensure a higher quality mesh throughout the model.

Initial mesh with bounding volume that defines the suppression zone. Adaptive mesh results with the suppression zone excluded from the refinement process.

For each suppression zone, you can specify whether to exclude the zone from all analyses or from either the structural or thermal components of Simcenter 3D Multiphysics solutions.

The Simulation Navigator stores Suppression Zone items under the Zones folder in each adaptivity solution process node.

Where do I find it?

Application Pre/Post
Prerequisite A Simulation file as the work part and displayed partSimcenter Nastran, MSC Nastran, Simcenter 3D Multiphysics, Simcenter 3D Thermal, Abaqus, or ANSYS as the specified solver
Simulation Navigator In the appropriate Adaptivity solution process node, right-click the Zones folder→New
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Adaptive meshing

Adaptive meshing workflow

Supported solution types for adaptive meshing

Pre-processing requirements for adaptive meshing

Specifying accuracy parameters for adaptive meshing

Specifying the mesh parameters for adaptive meshing

Singularities in adaptive meshing

Understanding the adaptive refinement process

Refining specific parts of an adaptive mesh

Viewing adaptive meshing results

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Excluding parts of the model from adaptive meshing, Simcenter 3D 2021.1 Series

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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/xid851346 · retrieved 2026-07-17