This section is referenced in the following other sections

- Simulation Setup: Periodic

# 7.12.12. Periodic Boundary Condition On Surface

Scope

  Fuego Region

Summary

  Defines a periodic boundary condition on a named surface of the mesh.

    begin Periodic Boundary Condition On Surface Surfacename

       Paired With Value

       Search Tolerance {=} Value

    end Periodic Boundary Condition On Surface Surfacename

## 7.12.12.1. Line Commands

###### Paired With

Syntax

  Paired With Value

Summary

  List which sideset to pair this periodic BC to. The listed sideset should not have a boundary condition applied to it.

Parameter | Value | Default
--- | --- | ---
Value | string | –

###### Search Tolerance

Syntax

  Search Tolerance {=} Value

Summary

  Search tolerance to use when matching periodic BC nodes.

Parameter | Value | Default
--- | --- | ---
{=} | {= | are | is} | –
Value | real | –