Acoustics and vibro-acoustics > Simcenter 3D Acoustics BEM > Defining the mesh and material properties
Supported element types for Acoustics BEM analysis
The available element types depend on whether you are running an acoustic or vibro-acoustic analysis.
Supported element types for Direct and Indirect acoustic analyses
| Element family | Element type |
|---|---|
| 3D | TET4 Microphone |
| HEX8 Microphone | |
| 2D | TRIA3 Acoustic |
| TRIA3 Microphone | |
| TRIA6 Acoustic | |
| QUA4 Acoustic | |
| QUA4 Microphone | |
| QUA8 Acoustic | |
| 1D | LIN1 Microphone |
| 0D | POI1 Microphone |
Supported element types for Indirect vibro-acoustic analyses
| Element family | Element type |
|---|---|
| 3D | HEX8 |
| HEX8 Microphone | |
| HEX20 | |
| TET4 | |
| TET4 Microphone | |
| TET10 | |
| 2D | TRIA3 |
| TRIA3 Acoustic | |
| TRIA3 Microphone | |
| TRIA6 | |
| TRIA6 Acoustic | |
| QUA4 | |
| QUA4 Acoustic | |
| QUA4 Microphone | |
| QUA8 | |
| QUA8 Acoustic | |
| 1D | LIN1 Microphone |
| 0D | POI1 Microphone |
Learn more
Meshing for acoustic analyses
Meshing for Acoustics BEM analysis
Look up more details
Fluid materials for acoustic analyses
Supported fluid material properties
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Supported element types for Acoustics BEM analysis, Simcenter 3D 2021.1 Series
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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/xid1195256 · retrieved 2026-07-17