/[escript]/trunk/doc/examples/lit_driven_cavity.py
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Annotation of /trunk/doc/examples/lit_driven_cavity.py

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Revision 2344 - (hide annotations)
Mon Mar 30 02:13:58 2009 UTC (10 years, 4 months ago) by jfenwick
File MIME type: text/x-python
File size: 1277 byte(s)
Change __url__ to launchpad site

1 gross 2100 ########################################################
2     #
3     # Copyright (c) 2003-2008 by University of Queensland
4     # Earth Systems Science Computational Center (ESSCC)
5     # http://www.uq.edu.au/esscc
6     #
7     # Primary Business: Queensland, Australia
8     # Licensed under the Open Software License version 3.0
9     # http://www.opensource.org/licenses/osl-3.0.php
10     #
11     ########################################################
12    
13     __copyright__="""Copyright (c) 2003-2008 by University of Queensland
14     Earth Systems Science Computational Center (ESSCC)
15     http://www.uq.edu.au/esscc
16     Primary Business: Queensland, Australia"""
17     __license__="""Licensed under the Open Software License version 3.0
18     http://www.opensource.org/licenses/osl-3.0.php"""
19 jfenwick 2344 __url__="https://launchpad.net/escript-finley"
20 gross 2100
21     # $Id:$
22    
23     from esys.escript import *
24     from esys.finley import Rectangle
25     from esys.escript.models import StokesProblemCartesian
26     NE=25
27     dom = Rectangle(NE,NE,order=2)
28     x = dom.getX()
29     sc=StokesProblemCartesian(dom)
30     mask= (whereZero(x[0])*[1.,0]+whereZero(x[0]-1))*[1.,0] + (whereZero(x[1])*[0.,1.]+whereZero(x[1]-1))*[1.,1]
31     sc.initialize(eta=.01, fixed_u_mask= mask)
32     v=Vector(0.,Solution(dom))
33     v[0]+=whereZero(x[1]-1.)
34     p=Scalar(0.,ReducedSolution(dom))
35     v,p=sc.solve(v,p, verbose=True)
36     saveVTK("u.xml",velocity=v,pressure=p)

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