/[escript]/trunk/modellib/test/python/run_flow.py
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Annotation of /trunk/modellib/test/python/run_flow.py

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Revision 823 - (hide annotations)
Tue Aug 29 02:05:59 2006 UTC (16 years, 3 months ago) by gross
File MIME type: text/x-python
File size: 1449 byte(s)
geometry.py is back to the way it was.
1 jgs 147 # $Id$
2    
3     #
4     # small test problem fro temperture advection:
5     #
6     # p=(x0+x1)*t
7     #
8 elspeth 628 __copyright__=""" Copyright (c) 2006 by ACcESS MNRF
9     http://www.access.edu.au
10     Primary Business: Queensland, Australia"""
11     __license__="""Licensed under the Open Software License version 3.0
12     http://www.opensource.org/licenses/osl-3.0.php"""
13    
14 gross 706 import os
15 jgs 150 from esys.escript.modelframe import Link,Simulation
16     from esys.modellib.geometry import RectangularDomain,VectorConstrainer
17     from esys.modellib.input import Sequencer
18     from esys.modellib.probe import Probe,EvaluateExpression
19     from esys.modellib.flow import SteadyIncompressibleFlow
20 jgs 147
21     dom=RectangularDomain()
22     dom.order=2
23    
24     constraints=VectorConstrainer()
25     constraints.domain=Link(dom)
26     constraints.left=[1,0,0]
27     constraints.right=[1,0,0]
28     constraints.top=[0,1,0]
29     constraints.bottom=[0,1,0]
30     constraints.front=[0,0,1]
31     constraints.back=[0,0,1]
32    
33     sqe=Sequencer()
34 gross 820 sqe.dt_max=0.5
35 jgs 147 sqe.t_end=1.
36    
37     source=EvaluateExpression()
38     source.domain=Link(dom)
39     source.t=Link(sqe)
40     source.expression=["t","t"]
41    
42     flow=SteadyIncompressibleFlow()
43     flow.domain=Link(dom)
44     flow.internal_force=Link(source,"out")
45     flow.location_prescribed_velocity=Link(constraints,"location_of_constraint")
46     flow.prescribed_velocity=[0.,0.]
47    
48     ptest=Probe()
49     ptest.expression="(x[0]+x[1]-1.)*t"
50     ptest.t=Link(sqe)
51     ptest.value=Link(flow,"pressure")
52    
53 gross 823 s=Simulation([sqe,Simulation([flow],debug=True),ptest],debug=True)
54 jgs 147 s.writeXML()
55     s.run()

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