Connect Two Dissimilar Meshes
Connect two dissimilar meshes using displacement constraint elements.
- From the menu bar, click Aerospace > Loads/BCs > RSpline.
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                Select the Independent nodes.
                 
 Figure 1. Connecting two Dissimilar Meshes using the Nastran Displacement Constraint Element-RSpline
- 
                Select the Dependent nodes and their degrees of
                    freedom.
                A new component is created, and the RSpline elements are added to the component.
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                Click the Edit tab to correct the sequence or review it. 
                 
 Figure 2. Dissimilar Meshes are Connected with RSpline Element