Create Splines
Use the Spline tool to define the coupling/interface between the structure model (through the SET1 entity) and the aero model (through the AELIST entity), respectively called structure and aero surfaces.
-
From the Aeroelasticity ribbon, click the
Spline tool.
Figure 1. 
- On the guide bar, select the aerospace elements, nodes and components.
-
Set options as necessary by clicking
on the guide bar.
-
Set advanced selections as necessary by clicking
on the guide bar.
-
On the guide bar, click one of the following:
- Click
to save changes and stay in
the tool. - Click
to save changes and close
the tool.
- Click
Tip: From the Aeroelasticity ribbon, click the
satellite icon 
that appears when you hover over the Spline tool to open the Aeroelasticity Browser.
that appears when you hover over the Spline tool to open the Aeroelasticity Browser.