Definition of a starting case for non-linear analyses

Definition of a starting case for non-linear analyses

Anonymous
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Definition of a starting case for non-linear analyses

Anonymous
Not applicable

Hello,

 

I'm trying to run an analisys on top of another starting case.

I've defined the strating case as Nº1 (vertical loads) and entered in the case list the second case (horizontal load).

What is happening is that the first iteration of the second case shows similiar results to the case Nº1(makes sense), but with the progression of the calculation it apears that in each step the influence of the first case is progressively lost, as the influence of the second case is progressively taken into account.

 

The model is defined with elasto plastic columns.

 

The objective is to determine the final distribution of stresses by appling a horizontal force, on top of an existing vertical loading, and see the formation process of plastic hinges.

 

The model i've used is attached.

 

Thanks.

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mustafahesenow
Advisor
Advisor

Hi @Anonymous

 

Maybe you look for this :

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Mustafa Hesenow
Senior Structural Design Engineer/MZP
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