Slab Edge Linear Releases

Slab Edge Linear Releases

Anonymous
Not applicable
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Message 1 of 4

Slab Edge Linear Releases

Anonymous
Not applicable

Hi there,

 

 

I have a flat slab model that consists of two slabs. I have applied the linear releases on the edges of the inner slab and left the outer slab as it is. I ran the calculation and expected to see zero moment along the edge of releases. I created a panel cut perpendicular to the edge but the moment is not zero and it's just as if it's continuous.  

 

 Flat slab - edge releases.JPG

 

 

Robot model link:

Robot Model

 

https://ramboll-my.sharepoint.com/personal/yingxin_ye_ramboll_co_uk/Documents/Robot%20Forum?csf=1&e=...

 

 

Thanks

 

Yingxin

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Accepted solutions (1)
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3 Replies
Replies (3)
Message 2 of 4

Rafacascudo
Mentor
Mentor

Not possible to Dload the model without an account.

 

Save your model without results and with another name , zip it and attach it here!!!

Rafael Medeiros
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EESignature

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Message 3 of 4

Anonymous
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I've saved it without result and zip. let me know if it works?

 

Thanks

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Message 4 of 4

Pawel.Pulak
Autodesk Support
Autodesk Support
Accepted solution

Hi @Anonymous,

It was necessary to:

1) fix some model inaccuracies in the released edges of panels

2/ delete extra panel releases to avoid type 1 instabilities - if only 2 panels connect along some edge (no other panels or edge beams) release should be defined only from the side of one of these panels, not both of them - to avoid a series of unstable nodes along the edge.

 

After the correction moments in the panels reduce to zero at the released edge:

panel releases.png

 

Attached the fixed model.

Attention: I did not modified rigid links "crossing" the released edge - they may result in transferring some moments there.

 

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Regards,


Pawel Pulak
Technical Account Specialist