Discussion Closed This discussion was created more than 6 months ago and has been closed. To start a new discussion with a link back to this one, click here.

variable boundary condition

Please login with a confirmed email address before reporting spam


Hi.
I have a problem if you can help me. I have a Newman Boudry condition variable over time (| vr • n | = 0.1Ks = 1.8mm.h-1 for t <-6 hours and (| vr • n | = 0 for t> 6 hours) how I can write this condition in COMSOL?

5 Replies Last Post 2015年2月25日 GMT-5 09:08

Please login with a confirmed email address before reporting spam

Posted: 10 years ago 2015年2月11日 GMT-5 02:56
Look at www.comsol.com/community/forums/general/thread/58461/

Lasse
Look at http://www.comsol.com/community/forums/general/thread/58461/ Lasse

Please login with a confirmed email address before reporting spam

Posted: 10 years ago 2015年2月21日 GMT-5 12:25

Look at www.comsol.com/community/forums/general/thread/58461/

Lasse


thank you
This is what I have done but that does not give a results. help me please.
www.4shared.com/rar/WD2n0TMmba/test.html
[QUOTE] Look at http://www.comsol.com/community/forums/general/thread/58461/ Lasse [/QUOTE] thank you This is what I have done but that does not give a results. help me please. http://www.4shared.com/rar/WD2n0TMmba/test.html

Please login with a confirmed email address before reporting spam

Posted: 10 years ago 2015年2月24日 GMT-5 01:49
Hi

The link you gave leads to a website which asks to install a software. I won't do that.

br
Lasse
Hi The link you gave leads to a website which asks to install a software. I won't do that. br Lasse

Please login with a confirmed email address before reporting spam

Posted: 10 years ago 2015年2月25日 GMT-5 08:11

Hi

The link you gave leads to a website which asks to install a software. I won't do that.

br
Lasse


sorry
This is what I have done but that does not give a results.
[QUOTE] Hi The link you gave leads to a website which asks to install a software. I won't do that. br Lasse [/QUOTE] sorry This is what I have done but that does not give a results.


Please login with a confirmed email address before reporting spam

Posted: 10 years ago 2015年2月25日 GMT-5 09:08
Have you defined the units of the argument (t in your case) and the function? See attachment. Function is piecewise.

br
Lasse
Have you defined the units of the argument (t in your case) and the function? See attachment. Function is piecewise. br Lasse

Note that while COMSOL employees may participate in the discussion forum, COMSOL® software users who are on-subscription should submit their questions via the Support Center for a more comprehensive response from the Technical Support team.