
From:  Hao 
Subject:  Re: [ff3dusers] How to define a moving boundary? 
Date:  Wed, 28 Nov 2007 09:08:35 0500 
Could you please give me an example how to define the domain space, and the lower boundary in ff3d?
Thanks,
Hao
Dear Hao,
Le lundi 5 novembre 2007, Hao a écrit:> Hi Stephane,Yes, you just need to define only one layer of cells in x and y for instance:
>
> I have some problems with ff3d.
>
> 1. Is it possible to solve a one dimension problem with ff3d? how to define
> a, b, and n?
> such as a consolidation problem, du/dt=Cv d(du/dz)/dz

vector n = (2,2,10);
vector a = (0,0,0);
vector b = (1,1,2);
mesh m = structured(n,a,b);
Yes.
> 2.Is it possible to solve a moving boundary problem?
> such as a(0,0,0), b(10,10,z), where z is changing with time.Again, yes.
> 3.Is it possible to solve the problem 2 in the following way?
>
> for(int t=0; t<360; t++){
> zz1=aplha*t
> a(0,0,0)
> b(0,0,zz1)
> n=(0,0,zz2)
> ...
> }
Best regards,
Stéphane.
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