unload and reload

[liujinlong]

hi everybody , i want to perform a pushover analysis with unload and reloding, Is there an example of this kind of analysis? thanks a lot!

[fmk]

this is what you can do if you mean load control, you can do something similar for dsiplacement control.

[code]
foreach loadIncr numSteps {0.1 10 -0.1 20 0.1 10} {
integrator LoadControl $loadIncr
analyze $numSteps
}
[/code]