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variable boundary condition

Posted 2015年2月9日 GMT-5 13:24 5 Replies

Kamel Menad
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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
Lasse Murtomäki
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Posted: 9 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
Kamel Menad
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Posted: 9 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
Lasse Murtomäki
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Posted: 9 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
Kamel Menad
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Posted: 9 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.
Lasse Murtomäki
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Posted: 9 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

Attachments:

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