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Hinges

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Zouatine

Structural
Mar 18, 2020
36
Dear All,
Hope you are doing well,

I'm trying to model a type of energy dissipation element figure 01 ``Butterfly fuse ``, after a lot of research about the features of this device and how does it work, I could find the formulas of the strength and the stiffness for this device from the research ``Design and Behavior of Steel Plates with Openings as Energy-Dissipating Fuses``.

image_pxkubs.png

Figure 01

the formulas of the stiffness can be written as follow:

image_ldt8e8.png

Figure 02

Now I'm in a part of modeling this device in SAP2000 at the base of the column as it is mentioned in figure 03 or it is more illustrated in figure 04.
Untitled_s8degb.png

Figure 03

image_qtoekb.png

Figure 04

My question is how to model this type of device in SAP2000? however I was thinking about the link element but its modeling required two parameters K and C, I believe this device is yielding fuse so I can model a fuse device with a frame element with plastic hinges but I don't really know how exactly, would you please give me your suggestions about that.

Thank you,
 
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