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######################################################## |
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# |
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# Copyright (c) 2003-2008 by University of Queensland |
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# Earth Systems Science Computational Center (ESSCC) |
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# http://www.uq.edu.au/esscc |
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# |
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# Primary Business: Queensland, Australia |
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# Licensed under the Open Software License version 3.0 |
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# http://www.opensource.org/licenses/osl-3.0.php |
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# |
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######################################################## |
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__copyright__="""Copyright (c) 2003-2008 by University of Queensland |
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Earth Systems Science Computational Center (ESSCC) |
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http://www.uq.edu.au/esscc |
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Primary Business: Queensland, Australia""" |
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__license__="""Licensed under the Open Software License version 3.0 |
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http://www.opensource.org/licenses/osl-3.0.php""" |
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__url__="http://www.uq.edu.au/esscc/escript-finley" |
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from esys.escript import * |
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from esys.escript.linearPDEs import LinearPDE |
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from esys.finley import Rectangle |
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#... set some parameters ... |
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xc=[0.02,0.002] |
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r=0.001 |
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qc=50.e6 |
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Tref=0. |
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rhocp=2.6e6 |
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eta=75. |
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kappa=240. |
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tend=5. |
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# ... time, time step size and counter ... |
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t=0 |
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h=0.1 |
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i=0 |
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#... generate domain ... |
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mydomain = Rectangle(l0=0.05,l1=0.01,n0=250, n1=50) |
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#... open PDE ... |
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mypde=LinearPDE(mydomain) |
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mypde.setSymmetryOn() |
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mypde.setValue(A=kappa*kronecker(mydomain),D=rhocp/h,d=eta,y=eta*Tref) |
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# ... set heat source: .... |
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x=mydomain.getX() |
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qH=qc*whereNegative(length(x-xc)-r) |
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# ... set initial temperature .... |
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T=Tref |
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# ... start iteration: |
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while t<tend: |
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i+=1 |
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t+=h |
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print "time step :",t |
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mypde.setValue(Y=qH+rhocp/h*T) |
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T=mypde.getSolution() |
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saveVTK("T.%d.xml"%i,temp=T) |
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