fluid normal traction¶
Module: fluid
Category: load
Type string: "fluid normal traction"
Parameters¶
| Name | Description | Default | Units |
|---|---|---|---|
traction |
traction | 1 | [] |
Description¶
In a fluid or fluid-FSI analysis, the normal component \(t_{n}^{\tau}=\mathbf{t}^{\tau}\cdot\mathbf{n}\) of the viscous traction \(\mathbf{t}^{\tau}\) may be prescribed on a boundary surface in a fluid analysis. The fluid normal traction surface load prescribes \(t_{n}^{\tau}\) on a boundary surface.
<surface_load type="fluid normal traction" surface="surface1">
<scale lc="1">1.0</scale>
<traction>1</traction>
</surface_load>