# Annotation of /trunk/modellib/test/python/temp_test.py

Revision 147 - (hide annotations)
Fri Aug 12 01:45:47 2005 UTC (16 years, 3 months ago) by jgs
Original Path: trunk/esys2/modellib/test/python/temp_test.py
File MIME type: text/x-python
File size: 1356 byte(s)
```erge of development branch dev-02 back to main trunk on 2005-08-12

```
 1 jgs 147 # \$Id\$ 2 # 3 # small test problem fro temperture advection: 4 # 5 # T=x0*x1*exp(-t), v=[1,-1] 6 # 7 from escript.modelframe import Link,Simulation 8 from modellib.geometry import RectangularDomain,ScalarConstrainer 9 from modellib.input import Sequencer 10 from modellib.probe import Probe,EvaluateExpression 11 from modellib.temperature import TemperatureAdvection 12 import numarray 13 14 dom=RectangularDomain() 15 dom.order=2 16 17 sqe=Sequencer() 18 sqe.t=0 19 sqe.t_end=0.1 20 21 constraints=ScalarConstrainer() 22 constraints.domain=Link(dom) 23 constraints.top=1 24 constraints.bottom=1 25 constraints.right=1 26 constraints.left=1 27 28 source=EvaluateExpression() 29 source.domain=Link(dom) 30 source.expression="(x[1]-x[0])*exp(-t)-exp(-t)*x[0]*x[1]" 31 source.t=Link(sqe) 32 boundaryvalue=EvaluateExpression() 33 boundaryvalue.domain=Link(dom) 34 boundaryvalue.expression="x[0]*x[1]*exp(-t)" 35 boundaryvalue.t=Link(sqe) 36 37 tt=TemperatureAdvection() 38 tt.domain=Link(dom) 39 tt.temperature=Link(boundaryvalue,"out") 40 tt.velocity=numarray.array([1,-1,0]) 41 tt.thermal_source=Link(source,"out") 42 tt.location_fixed_temperature=Link(constraints,"location_of_constraint") 43 tt.fixed_temperature=Link(boundaryvalue,"out") 44 tt.safety_factor=0.01 45 46 probe=Probe() 47 probe.expression="x[0]*x[1]*exp(-t)" 48 probe.t=Link(sqe) 49 probe.value=Link(tt,"temperature") 50 51 52 s=Simulation([sqe,dom,constraints,boundaryvalue,source,tt,probe],debug=True) 53 s.writeXML() 54 s.run()

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