sunhonglie 发表于 2009-6-30 16:38

comsol 代码

本帖最后由 sunhonglie 于 2009-6-30 16:42 编辑

小弟初学这个软件,论文中出现了一些代码,可是我不知道怎么用,哪位高手给指点一下
论文里写这里定义了几何形状,网格,边界条件和常数,然后保存为m-file,可是我应该怎么做才能得到这些代码?(论文里用的是femlab 2.3)

********************
From the recorded command sequence we get
Gamma{1,1} = -2*ux;
Gamma{1,2} = -(uy+vx);
Gamma{2,1} = -(vx+uy);
Gamma{2,2} = -2*vy;
Gamma{3,1} = 0;
Gamma{3,2} = 0;

F(1) = -(u*ux+v*uy+px);
F(2) = -(u*vx+v*vy+py);
F(3) = -(ux+vy);

***********************
Change the form of Gamma to match the model described
Gamma{1,1} = -2*ux+p;
Gamma{1,2} = -(uy+vx);
Gamma{2,1} = -(vx+uy);
Gamma{2,2} = -2*vy+p;
Gamma{3,1} = 0;
Gamma{3,2} = 0;


******************************
Change the form of F to match the model described
F(1) = -Re*(u*ux+v*uy) + alpha(x,y)*u;
F(2) = -Re*(u*vx+v*vy) + alpha(x,y)*v;
F(3) = ( ux+vy);
IterErrEst      Damping   Stepsize nfun njac nfac nbsu
1   0.098       1.0000000    68         2   1    1   2
2   4.1e-0081.0000000   0.0048      3   2    2   4
3   1.3e-0151.0000000   2.9e-008   4   3    3   6
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