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stop injection after some time

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Hi,
I am trying this model
www.comsol.com/showroom/documentation/model/479/

In that model, injection takes place for all times. I want it to stop injection after e.g. 10 days.

I modified the flux2 condition (open with comsol 4.1) from
N0,c=(c_s*W*rect1(t)/b)
to
N0,c=(c_s*W*rect1(t)/b) *(t<10)

(i also tried (t<10*SPD^2).

But I cant stop the injection. What am I doing wrong?

0 Replies Last Post 09.06.2011, 21:09 GMT-4
COMSOL Moderator

Hello Marios Karaoulis

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