[CIG-SHORT] Add stress in a later time step

[Charles Williams]

Dear Teng,

I am assuming you mean Neumann (traction) boundary conditions.  If this is true, please see Section 6.2.2 of the manual.  What you might want is a traction change, and you can then specify the start time.

Cheers,
Charles


> On 23/11/2017, at 5:21 PM, Li, Teng <tengli2 at illinois.edu> wrote:
> 
> Hi all,
> 
> I have a question about adding stress after some time steps, not the initial boundary condition. Can anyone tell me how to add stress after some time steps? Right now, I can add initial stress by using spatialdb file. I wander how I can add the same stress after some time steps.
> 
> Best,
> Teng
> 
> Teng Li
> 
> Master Candidate in Structures
> 
> Department of Civil and Environmental Engineering
> 
> University of Illinois at Urbana-Champaign
> 
> 205 North Mathews Ave, Urbana, IL. 61801
> 
> Phone:(217)8196210, Email: tengli2 at illinois.edu <mailto:tengli2 at illinois.edu>
> 
> 
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