189 lines
4.8 KiB
C++
189 lines
4.8 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 ;
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class dictionary;
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object blockMeshDict;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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// block definition for a porosity with an angled inlet/outlet
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// the porosity is not aligned with the main axes
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//
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dnl> -----------------------------------------------------------------
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dnl> <STANDARD DEFINTIONS>
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dnl>
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changecom(//)changequote([,]) dnl>
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define(calc, [esyscmd(perl -e 'print ($1)')]) dnl>
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define(VCOUNT, 0) dnl>
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define(vlabel, [[// ]pt VCOUNT ($1) define($1, VCOUNT)define([VCOUNT], incr(VCOUNT))]) dnl>
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dnl>
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define(hex2D, hex ($1b $2b $3b $4b $1f $2f $3f $4f)) dnl>
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define(quad2D, ($1f $1b $2b $2f)) dnl>
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define(frontQuad, ($1f $2f $3f $4f)) dnl>
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define(backQuad, ($4b $3b $2b $1b)) dnl>
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dnl>
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dnl> </STANDARD DEFINTIONS>
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dnl> -----------------------------------------------------------------
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dnl>
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define(ncells, 20) dnl>
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define(ninlet, 15) dnl>
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define(nporo, 20) dnl>
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define(noutlet, 20) dnl>
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dnl>
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define(x0,0) dnl>
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define(y0,0) dnl>
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define(y0,0) dnl>
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define(Cos,0.7071067812) dnl> == cos(45)
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define(Sin,0.7071067812) dnl> == sin(45)
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dnl>
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define(width,50) dnl>
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define(zBack,calc(-width/2)) dnl>
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define(zFront,calc(width/2)) dnl>
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define(leninlet,150)dnl>
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define(lenporo,100)dnl>
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define(lenoutlet,100)dnl>
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dnl>
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define(xhyp,calc(Sin*width)) dnl>
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define(yhyp,calc(Cos*width)) dnl>
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define(xinlet,leninlet)dnl>
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define(xporo,calc(Cos*lenporo)) dnl>
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define(yporo,calc(Sin*lenporo)) dnl>
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define(xoutlet,calc(xporo + Cos*lenoutlet)) dnl>
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define(youtlet,calc(yporo + Sin*lenoutlet)) dnl>
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dnl>
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convertToMeters 0.001;
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vertices
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(
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// inlet region
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( -xinlet y0 zBack ) vlabel(in1b)
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( -xinlet yhyp zBack ) vlabel(in2b)
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( -xinlet y0 zFront ) vlabel(in1f)
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( -xinlet yhyp zFront ) vlabel(in2f)
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// join inlet->outlet
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( x0 y0 zBack ) vlabel(join1b)
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( -xhyp yhyp zBack ) vlabel(join2b)
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( x0 y0 zFront ) vlabel(join1f)
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( -xhyp yhyp zFront ) vlabel(join2f)
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// porosity ends ->outlet
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( xporo yporo zBack ) vlabel(poro1b)
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( calc(xporo - xhyp) calc(yporo + yhyp) zBack ) vlabel(poro2b)
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( xporo yporo zFront ) vlabel(poro1f)
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( calc(xporo - xhyp) calc(yporo + yhyp) zFront ) vlabel(poro2f)
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// outlet
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( xoutlet youtlet zBack ) vlabel(out1b)
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( calc(xoutlet - xhyp) calc(youtlet + yhyp) zBack ) vlabel(out2b)
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( xoutlet youtlet zFront ) vlabel(out1f)
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( calc(xoutlet - xhyp) calc(youtlet + yhyp) zFront ) vlabel(out2f)
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);
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blocks
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(
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// inlet block
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hex2D(in1, join1, join2, in2)
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inlet ( ninlet ncells ncells ) simpleGrading (1 1 1)
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// porosity block
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hex2D(join1, poro1, poro2, join2)
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porosity ( nporo ncells ncells ) simpleGrading (1 1 1)
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// outlet block
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hex2D(poro1, out1, out2, poro2)
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outlet ( noutlet ncells ncells ) simpleGrading (1 1 1)
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);
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edges
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(
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);
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boundary
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(
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// is there no way of defining all my 'defaultFaces' to be 'wall'?
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front
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{
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type wall;
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faces
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(
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// inlet block
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frontQuad(in1, join1, join2, in2)
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// outlet block
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frontQuad(poro1, out1, out2, poro2)
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);
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}
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back
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{
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type wall;
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faces
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(
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// inlet block
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backQuad(in1, join1, join2, in2)
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// outlet block
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backQuad(poro1, out1, out2, poro2)
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);
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}
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wall
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{
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type wall;
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faces
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(
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// inlet block
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quad2D(in1, join1)
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quad2D(join2, in2)
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// outlet block
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quad2D(poro1, out1)
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quad2D(out2, poro2)
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);
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}
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porosityWall
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{
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type wall;
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faces
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(
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// porosity block
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frontQuad(join1, poro1, poro2, join2)
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// porosity block
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backQuad(join1, poro1, poro2, join2)
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// porosity block
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quad2D(join1, poro1)
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quad2D(poro2, join2)
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);
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}
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inlet
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{
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type patch;
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faces
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(
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quad2D(in2, in1)
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);
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}
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outlet
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{
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type patch;
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faces
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(
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quad2D(out2, out1)
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);
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}
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);
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mergePatchPairs
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(
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);
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// ************************************************************************* //
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