type of constraints

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Ostinelli
Posts: 4
Joined: Wed Oct 22, 2025 11:38 am

type of constraints

Post by Ostinelli » Wed Oct 22, 2025 2:42 pm

How can I select for a simply supported beam the constraints in the conditions part? thank you.

STKO Team
Posts: 3066
Joined: Tue Oct 29, 2019 8:45 am

Re: type of constraints

Post by STKO Team » Thu Oct 23, 2025 8:02 am

constraints -> sp -> fix
Choose the proper dimension: 2D or 3D, based on your model.
Fix all displacements at 1 node.
Fix all displacements but the axial one in the other node.
Note: You may need to fix also torsional rotation otherwise your beam my be singular in a 3D model

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