54 lines
1.8 KiB
C++
54 lines
1.8 KiB
C++
/*--------------------------------*- C++ -*----------------------------------*\
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| ========= | |
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| \\ / F ield | foam-extend: Open Source CFD |
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| \\ / O peration | Version: 4.0 |
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| \\ / A nd | Web: http://www.foam-extend.org |
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| \\/ M anipulation | |
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\*---------------------------------------------------------------------------*/
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FoamFile
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{
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version 2.0;
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format ascii;
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class volVectorField;
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object U;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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dimensions [0 1 -1 0 0 0 0];
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// Re = 1 = rho=(rho U H)/mu; rho=1.144, mu=1.861e-5; H=0.01
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internalField uniform (1.62589e-4 0 0);
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boundaryField
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{
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inlet
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{
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// type groovyBC;
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type fixedValue;
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variables "relax=0.7;UTarget=1.62589e-4;Uout@outlet=sum((pos().y) > 0.1 ? mag(U)*mag(Sf()) : 0.)/sum(pos().y > 0.1 ? mag(Sf()) : 0);Uold=mag(U);Uo=(Uout>1e-7 ? Uout : 1e-7);Unew=Uold*((1-relax)+relax*(UTarget/Uo));Unew2=(Unew > UTarget ? UTarget : Unew);";
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valueExpression "vector(1,0,0)*Unew2";
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value $internalField;
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}
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outlet
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{
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type inletOutlet;
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inletValue uniform (0 0 0);
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value uniform (0 0 0);
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}
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upperWall
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{
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type fixedValue;
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value uniform (0 0 0);
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}
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lowerWall
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{
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type fixedValue;
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value uniform (0 0 0);
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}
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frontAndBack
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{
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type empty;
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}
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}
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// ************************************************************************* //
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