Failure of an element

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dcizmar
Posts: 21
Joined: Wed May 16, 2007 6:48 am
Location: Faculty of Civil Engineering

Failure of an element

Post by dcizmar »

Suppose I want to model cantilever beam axially loaded. I increase load until the strains (or stresses) reach some point when beam fails.

How to model this?

I tried with hysteretic material without any success. It only extrapolates the stress-strain relationship given by 3 points. However I didn't try pinching and damage options but I doubt that it will do the trick.


So please help.
hugo.esquivel
Posts: 71
Joined: Sat Nov 29, 2008 10:18 am
Location: -

Re: Failure of an element

Post by hugo.esquivel »

With a displacement control approach.
Hugo Esquivel
dcizmar
Posts: 21
Joined: Wed May 16, 2007 6:48 am
Location: Faculty of Civil Engineering

Post by dcizmar »

Thanks for your replay Hugo. But please can you be more precise?
hugo_esquivel
Posts: 71
Joined: Fri Nov 06, 2009 6:40 am
Location: Universidad del Norte, Colombia

Post by hugo_esquivel »

You should read the literature... another approach is to monitor the failure parameters... search at this forum the thread: "Monitoring a parameter during an analysis" for an example.

Regards.
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