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Fix/Redefine surface 1D spring supports

Fix/Redefine surface 1D spring supports

I recently found out that 1D Surface spring supports are applied to the nodes on that surface equally, not accounting for element size associated with a node.

 

This means that if one area of the same surface has a finer mesh, it will have a higher spring stiffness.  It makes the surface spring support tool much less useful.

 

This would be resolved if the nodal spring stiffness at a node (derived from the surface spring support) is proportioned based on its associated surface area.

1 Comment
rlkillian
Advocate

This goes hand in hand with a suggestion I had made about automating springs in foundations. I agree wholeheartedly with this suggestion. It's very important in order to model soil beneath a foundation correctly.

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