Symmetry > Cyclic symmetric modeling > Cyclic boundary coupling in Simcenter 3D Multiphysics
Simcenter 3D Multiphysics workflow—cyclic symmetric boundary coupling
| Step | Summary | Detailed help topic | |
|---|---|---|---|
| 1. | Set up the cyclic symmetric model | Define a 3D-Solid that represents a portion of the entire model. | |
| 2. | Create the Simcenter 3D Multiphysics solution | Create a new solution with Solver set to MULTIPHYSICS and Analysis Type set to Structural, Coupled, or Thermal. | Create or modify a solution |
| 3. | (Optional) For Structural and Coupled solutions only, set up the Cyclic Modes solution step | Create a Cyclic Modes type of solution step to support normal modes at higher harmonic indices. | Create or modify a solution step or subcaseSpecifying harmonic index numbers |
| 3. | Define the global cyclic analysis coordinate system | When you create or edit the FEM, create a global cyclic analysis coordinate system to define the axial direction for the model. | Simulation coordinate systemsCreate coordinate systems |
| 4. | Create the Cyclic Symmetry simulation object to define the boundary coupling | Use the Cyclic Symmetry command to define the regions to couple, set tolerances, and define thermal parameters for Thermal or Coupled solutions. | Define boundary coupling using the Automatic methodDefine boundary coupling using the Manual method |
| 6. | Solve and post-process the results | Solve the solution and view the results in post-processing. | Solve the modelSet up a cyclic symmetric display |
How do I
Define boundary coupling using the Automatic method
Define boundary coupling using the Manual method
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Cyclic symmetric boundary coupling
Cyclic symmetric post-processing options
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Simcenter 3D Multiphysics workflow—cyclic symmetric boundary coupling, Simcenter 3D 2021.1 Series
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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/xid1096474 · retrieved 2026-07-17