P-M Interaction Diagram for Column

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ankurjain1992
Posts: 62
Joined: Mon Aug 03, 2020 5:38 pm

P-M Interaction Diagram for Column

Post by ankurjain1992 » Mon Aug 03, 2020 5:43 pm

How can we draw a P-M Interaction Diagram for Column Fiber Section in STKO.

Clarabella
Posts: 131
Joined: Wed Jul 08, 2020 3:50 pm

Re: P-M Interaction Diagram for Column

Post by Clarabella » Tue Aug 04, 2020 1:22 pm

Dear ankurjain1,

we are implementing an automatic tool in python to draw the P-M interaction diagram, we will release it next fall. Meanwhile, you can draw it manually. You just have to model a section, apply first the vertical load (P) and then a horizontal load or displacement to calculate M. Change the value of P to obtain the P-M diagram and if you like also the angle of application of the horizontal load or displacement to obtain the PMM.

Regards

ankurjain1992
Posts: 62
Joined: Mon Aug 03, 2020 5:38 pm

Re: P-M Interaction Diagram for Column

Post by ankurjain1992 » Wed Aug 05, 2020 5:50 am

Thanks for the reply...
I tried what you said but still getting difficulty.
Can you help sharing the STKO file for the PMM interaction curve.

Clarabella
Posts: 131
Joined: Wed Jul 08, 2020 3:50 pm

Re: P-M Interaction Diagram for Column

Post by Clarabella » Wed Aug 05, 2020 7:22 am

Unfortunately the python file is not ready yet, however as we explained above, you just have to develop a series of simple analyses with P variable.
Best regards

ankurjain1992
Posts: 62
Joined: Mon Aug 03, 2020 5:38 pm

Re: P-M Interaction Diagram for Column

Post by ankurjain1992 » Wed Aug 05, 2020 10:49 am

ok I will try to do that....Also kindly post the python file whenever it is ready....

Thanks in advance.

rrodriguez
Posts: 1
Joined: Thu Jan 28, 2021 3:00 am

Re: P-M Interaction Diagram for Column

Post by rrodriguez » Thu Jan 28, 2021 3:03 am

Has the feature been implemented in version 1.1.5 and is there a short tutorial on how to create a P-M diagram for a prestressed column/pile element?

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

Re: P-M Interaction Diagram for Column

Post by STKO Team » Fri Jan 29, 2021 9:15 am

Not yet, but we are working on it.

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