Added axialTurbine_mixingPlane
This commit is contained in:
Hakan Nilsson
Hrvoje Jasak
parent
4657b8b06c
commit
dc3b98d578
2 changed files with 675 additions and 0 deletions
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@ -0,0 +1,609 @@
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/*--------------------------------*- C++ -*----------------------------------*\
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| ========= | |
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| \\ / F ield | foam-extend: Open Source CFD |
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| \\ / O peration | Version: 3.1 |
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| \\ / A nd | Web: http://www.extend-project.de |
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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 dictionary;
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object blockMeshDict;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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// General macros to create 2D/extruded-2D meshes
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changecom(//)changequote([,])
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define(calc, [esyscmd(perl -e 'printf ($1)')])
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//define(calc, [esyscmd(echo $1 | bc | tr -d \\n)])
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define(VCOUNT, 0)
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define(vlabel, [[// ]Vertex $1 = VCOUNT define($1, VCOUNT)define([VCOUNT], incr(VCOUNT))])
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define(pi, 3.14159265)
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define(hex2D, hex ($1b $2b $3b $4b $1t $2t $3t $4t))
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define(quad2D, ($1b $2b $2t $1t))
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define(frontQuad, ($1t $2t $3t $4t))
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define(backQuad, ($1b $4b $3b $2b))
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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convertToMeters 1;
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// HUB AND SHROUD RADIUS
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// Hub radius (m)
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define(hr, 0.05)
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// Shroud radius (m)
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define(sr, 0.1)
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// GUIDE VANE REGION GEOMETRY AND MESH PROPERTIES
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// Guide vane inlet axial length (m)
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define(GVial, 0.1)
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// Guide vane axial length (m)
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define(GVbal, 0.1)
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// Guide vane outlet axial length (m)
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define(GVoal, 0.02)
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// Number of guide vanes per 360 degrees (integer!)
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define(GVnb, 5)
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// Number of cells in radial direction at guide vane
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define(GVrc, 10)
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// Number of cells in tangential direction between guide vanes
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define(GVtc, 10)
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// Number of cells in axial direction at guide vane inlet
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define(GViac, 10)
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// Number of cells in axial direction between guide vanes
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define(GVbac, 10)
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// Number of cells in axial direction at guide vane outlet
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define(GVoac, 2)
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// RUNNER REGION GEOMETRY AND MESH PROPERTIES
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// Runner inlet axial length (m)
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define(RUial, 0.02)
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// Runner axial length (m)
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define(RUal, 0.1)
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// Runner outlet axial length (m)
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define(RUoal, 0.02)
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// Number of runner blades per 360 degrees (integer!)
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define(RUnb, 5)
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// Number of cells in radial direction in runner
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define(RUrc, 10)
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// Number of cells in tangential direction between runner blades
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define(RUtc, 10)
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// Number of cells in axial direction at runner inlet
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define(RUiac, 2)
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// Number of cells in axial direction between runner blades
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define(RUbac, 10)
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// Number of cells in axial direction at runner outlet
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define(RUoac, 2)
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// DRAFT TUBE REGION GEOMETRY AND MESH PROPERTIES
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// "Draft tube" axial length (m)
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define(DTal, 0.07)
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// Number of sections per 360 degrees (integer!)
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define(DTns, 5)
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// Number of cells in radial direction in "draft tube"
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define(DTrc, 10)
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// Number of cells in tangential direction in "draft tube"
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define(DTtc, 10)
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// Number of cells in axial direction in "draft tube"
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define(DTac, 7)
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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// TANGENTIAL PITCHES (RADIANS)
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// Guide vane region
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define(GVp, calc(2*pi/GVnb))
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// Runner region
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define(RUp, calc(2*pi/RUnb))
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// Draft tube region
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define(DTp, calc(2*pi/DTns))
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// TANGENTIAL SHIFTS BETWEEN AXIAL LEVELS (BOTTOM-UP)
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// Tangential shift from level DT0 to DT1
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define(DTts01, calc(5*DTp))
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// Runner region
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// Tangential shift from level RU0 to RU1
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define(RUts01, calc(-1/10*RUp))
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// Tangential shift from level RU1 to RU2
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define(RUts12, calc(-4/5*RUp))
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// Tangential shift from level RU2 to RU3
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define(RUts23, calc(-1/10*RUp))
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// Guide vane region
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// Tangential shift from level GV0 to GV1
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define(GVts01, calc(1/10*GVp))
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// Tangential shift from level GV1 to GV2
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define(GVts12, calc(1/2*GVp))
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// Tangential shift from level GV2 to GV3
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define(GVts23, calc(0*GVp))
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// AXIAL/TANGENTIAL BASE POINTS FOR EACH LEVEL (BOTTOM-UP):
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// (CENTER OF RUNNER SET TO THETA=0, Z=0)
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// Draft tube:
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define(DTa0, calc(-RUoal-0.5*RUal-DTal)) //Center runner
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define(DTt0, calc(-0.5*RUp-(0.5*RUts12)-(0*DTts01))) // Straight draft tube!
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define(DTt1, calc(-0.5*RUp-(0.5*RUts12))) //Center runner
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// Runner:
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define(RUa0, calc(-RUoal-0.5*RUal)) //Center runner
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define(RUt0, calc(-0.5*RUp-(0.5*RUts12))) //Center runner
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define(RUt1, calc(RUt0+RUts01))
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define(RUt2, calc(RUt1+RUts12))
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define(RUt3, calc(RUt2+RUts23))
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// Guide vane:
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define(GVa0, calc(0.5*RUal+RUial)) //Center runner
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define(GVt0, calc(-0.5*RUp-(0.5*RUts12)+RUts01+RUts12+RUts23)) //Center runner
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define(GVt1, calc(GVt0+GVts01))
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define(GVt2, calc(GVt1+GVts12))
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define(GVt3, calc(GVt2+GVts23))
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vertices //(radial [m], tangential [radians], axial [m])
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(
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//Guide vane hub:
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(hr GVt0 GVa0) vlabel(GV0lb)
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(hr calc(GVt0+GVp) GVa0) vlabel(GV0rb)
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(hr GVt1 calc(GVa0+GVoal)) vlabel(GV1lb)
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(hr calc(GVt1+GVp) calc(GVa0+GVoal)) vlabel(GV1rb)
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(hr GVt2 calc(GVa0+GVoal+GVbal)) vlabel(GV2lb)
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(hr calc(GVt2+GVp) calc(GVa0+GVoal+GVbal)) vlabel(GV2rb)
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(hr GVt3 calc(GVa0+GVoal+GVbal+GVial)) vlabel(GV3lb)
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(hr calc(GVt3+GVp) calc(GVa0+GVoal+GVbal+GVial)) vlabel(GV3rb)
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//Guide vane shroud:
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(sr GVt0 GVa0) vlabel(GV0lt)
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(sr calc(GVt0+GVp) GVa0) vlabel(GV0rt)
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(sr GVt1 calc(GVa0+GVoal)) vlabel(GV1lt)
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(sr calc(GVt1+GVp) calc(GVa0+GVoal)) vlabel(GV1rt)
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(sr GVt2 calc(GVa0+GVoal+GVbal)) vlabel(GV2lt)
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(sr calc(GVt2+GVp) calc(GVa0+GVoal+GVbal)) vlabel(GV2rt)
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(sr GVt3 calc(GVa0+GVoal+GVbal+GVial)) vlabel(GV3lt)
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(sr calc(GVt3+GVp) calc(GVa0+GVoal+GVbal+GVial)) vlabel(GV3rt)
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//Runner hub:
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(hr RUt0 RUa0) vlabel(RU0lb)
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(hr calc(RUt0+RUp) RUa0) vlabel(RU0rb)
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(hr RUt1 calc(RUa0+RUoal)) vlabel(RU1lb)
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(hr calc(RUt1+RUp) calc(RUa0+RUoal)) vlabel(RU1rb)
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(hr RUt2 calc(RUa0+RUoal+RUal)) vlabel(RU2lb)
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(hr calc(RUt2+RUp) calc(RUa0+RUoal+RUal)) vlabel(RU2rb)
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(hr RUt3 calc(RUa0+RUoal+RUal+RUial)) vlabel(RU3lb)
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(hr calc(RUt3+RUp) calc(RUa0+RUoal+RUal+RUial)) vlabel(RU3rb)
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//Runner shroud:
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(sr RUt0 RUa0) vlabel(RU0lt)
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(sr calc(RUt0+RUp) RUa0) vlabel(RU0rt)
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(sr RUt1 calc(RUa0+RUoal)) vlabel(RU1lt)
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(sr calc(RUt1+RUp) calc(RUa0+RUoal)) vlabel(RU1rt)
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(sr RUt2 calc(RUa0+RUoal+RUal)) vlabel(RU2lt)
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(sr calc(RUt2+RUp) calc(RUa0+RUoal+RUal)) vlabel(RU2rt)
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(sr RUt3 calc(RUa0+RUoal+RUal+RUial)) vlabel(RU3lt)
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(sr calc(RUt3+RUp) calc(RUa0+RUoal+RUal+RUial)) vlabel(RU3rt)
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//Draft tube hub:
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(hr DTt0 DTa0) vlabel(DT0lb)
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(hr calc(DTt0+DTp) DTa0) vlabel(DT0rb)
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(hr DTt1 calc(DTa0+DTal)) vlabel(DT1lb)
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(hr calc(DTt1+DTp) calc(DTa0+DTal)) vlabel(DT1rb)
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//Draft tube shroud:
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(sr DTt0 DTa0) vlabel(DT0lt)
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(sr calc(DTt0+DTp) DTa0) vlabel(DT0rt)
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(sr DTt1 calc(DTa0+DTal)) vlabel(DT1lt)
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(sr calc(DTt1+DTp) calc(DTa0+DTal)) vlabel(DT1rt)
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);
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blocks
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(
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//Guide vane:
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hex2D(GV0l, GV0r, GV1r, GV1l)
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(GVtc GVoac GVrc)
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simpleGrading (1 1 1)
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hex2D(GV1l, GV1r, GV2r, GV2l)
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(GVtc GVbac GVrc)
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simpleGrading (1 0.2 1)
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hex2D(GV2l, GV2r, GV3r, GV3l)
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(GVtc GViac GVrc)
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simpleGrading (1 1 1)
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//Runner:
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hex2D(RU0l, RU0r, RU1r, RU1l)
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rotor
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(RUtc RUoac RUrc)
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simpleGrading (1 1 1)
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hex2D(RU1l, RU1r, RU2r, RU2l)
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rotor
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(RUtc RUbac RUrc)
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simpleGrading (1 0.4 1)
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hex2D(RU2l, RU2r, RU3r, RU3l)
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rotor
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(RUtc RUiac RUrc)
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simpleGrading (1 1 1)
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//Draft tube:
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hex2D(DT0l, DT0r, DT1r, DT1l)
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(DTtc DTac DTrc)
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simpleGrading (1 1 1)
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);
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edges // Inappropriate with arc due to coordinate conversion
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(
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//Runner
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spline RU1lt RU2lt
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(
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(sr calc(RUt1+0.65*(RUt2-(RUt1))) calc(RUa0+RUoal+0.5*RUal))
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)
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spline RU1lb RU2lb
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(
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(hr calc(RUt1+0.65*(RUt2-(RUt1))) calc(RUa0+RUoal+0.5*RUal))
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)
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spline RU1rt RU2rt
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(
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(sr calc(RUt1+RUp+0.75*(RUt2-(RUt1))) calc(RUa0+RUoal+0.5*RUal))
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)
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spline RU1rb RU2rb
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(
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(hr calc(RUt1+RUp+0.75*(RUt2-(RUt1))) calc(RUa0+RUoal+0.5*RUal))
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)
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//Guide vane
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spline GV1lt GV2lt
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(
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(sr calc(GVt1+0.75*(GVt2-(GVt1))) calc(GVa0+GVoal+0.5*GVbal))
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)
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spline GV1lb GV2lb
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(
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(hr calc(GVt1+0.75*(GVt2-(GVt1))) calc(GVa0+GVoal+0.5*GVbal))
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)
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spline GV1rt GV2rt
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(
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(sr calc(GVt1+GVp+0.65*(GVt2-(GVt1))) calc(GVa0+GVoal+0.5*GVbal))
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)
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spline GV1rb GV2rb
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(
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(hr calc(GVt1+GVp+0.65*(GVt2-(GVt1))) calc(GVa0+GVoal+0.5*GVbal))
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)
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);
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boundary
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(
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GVINLET
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{
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type patch;
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faces
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(
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quad2D(GV3r, GV3l)
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);
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}
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GVOUTLET
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{
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type mixingPlane;
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shadowPatch RUINLET;
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zone GVOUTLETZone;
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coordinateSystem
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{
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//type cylindrical;
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//name mixingCS;
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origin (0 0 0);
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axis (0 0 1);
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direction (1 0 0);
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//e1 (1 0 0);
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//e3 (0 0 1);
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}
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ribbonPatch
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{
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sweepAxis Theta;
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stackAxis R;
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discretisation bothPatches;
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}
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faces
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(
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quad2D(GV0l, GV0r)
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);
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}
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GVCYCLIC1
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{
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type cyclicGgi;
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shadowPatch GVCYCLIC2;
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zone GVCYCLIC1Zone;
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bridgeOverlap false;
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rotationAxis (0 0 1);
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rotationAngle 72;
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separationOffset (0 0 0);
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faces
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(
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quad2D(GV1l, GV0l)
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quad2D(GV3l, GV2l)
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);
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}
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GVCYCLIC2
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{
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type cyclicGgi;
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shadowPatch GVCYCLIC1;
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zone GVCYCLIC2Zone;
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bridgeOverlap false;
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rotationAxis (0 0 1);
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rotationAngle -72;
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separationOffset (0 0 0);
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faces
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(
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quad2D(GV0r, GV1r)
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quad2D(GV2r, GV3r)
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);
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}
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//GVCYCLIC
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//{
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// type cyclic;
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// faces
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// (
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// quad2D(GV1l, GV0l)
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// quad2D(GV3l, GV2l)
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// quad2D(GV0r, GV1r)
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// quad2D(GV2r, GV3r)
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// );
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//}
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GVBLADE
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{
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type wall;
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faces
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(
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quad2D(GV2l, GV1l)
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quad2D(GV1r, GV2r)
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);
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}
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GVHUB
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{
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type wall;
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faces
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(
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backQuad(GV0l, GV0r, GV1r, GV1l)
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backQuad(GV1l, GV1r, GV2r, GV2l)
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backQuad(GV2l, GV2r, GV3r, GV3l)
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);
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}
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GVSHROUD
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{
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type wall;
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faces
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(
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frontQuad(GV0l, GV0r, GV1r, GV1l)
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frontQuad(GV1l, GV1r, GV2r, GV2l)
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frontQuad(GV2l, GV2r, GV3r, GV3l)
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);
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}
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RUINLET
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{
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type mixingPlane;
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shadowPatch GVOUTLET;
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zone RUINLETZone;
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coordinateSystem
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{
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//type cylindrical;
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//name mixingCS;
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origin (0 0 0);
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axis (0 0 1);
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direction (1 0 0);
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//e1 (1 0 0);
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//e3 (0 0 1);
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}
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ribbonPatch
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{
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sweepAxis Theta;
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stackAxis R;
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discretisation bothPatches;
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}
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faces
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(
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quad2D(RU3r, RU3l)
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);
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}
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RUOUTLET
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{
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type mixingPlane;
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shadowPatch DTINLET;
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zone RUOUTLETZone;
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coordinateSystem
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{
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//type cylindrical;
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//name mixingCS;
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origin (0 0 0);
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axis (0 0 1);
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direction (1 0 0);
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//e1 (1 0 0);
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//e3 (0 0 1);
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}
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ribbonPatch
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{
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sweepAxis Theta;
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||||
stackAxis R;
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discretisation bothPatches;
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}
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faces
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(
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quad2D(RU0l, RU0r)
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);
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}
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RUCYCLIC1
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{
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type cyclicGgi;
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shadowPatch RUCYCLIC2;
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zone RUCYCLIC1Zone;
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bridgeOverlap false;
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rotationAxis (0 0 1);
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rotationAngle 72;
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separationOffset (0 0 0);
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faces
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(
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quad2D(RU1l, RU0l)
|
||||
quad2D(RU3l, RU2l)
|
||||
);
|
||||
}
|
||||
|
||||
RUCYCLIC2
|
||||
{
|
||||
type cyclicGgi;
|
||||
shadowPatch RUCYCLIC1;
|
||||
zone RUCYCLIC2Zone;
|
||||
bridgeOverlap false;
|
||||
rotationAxis (0 0 1);
|
||||
rotationAngle -72;
|
||||
separationOffset (0 0 0);
|
||||
faces
|
||||
(
|
||||
quad2D(RU0r, RU1r)
|
||||
quad2D(RU2r, RU3r)
|
||||
);
|
||||
}
|
||||
|
||||
//RUCYCLIC
|
||||
//{
|
||||
// type cyclic;
|
||||
// faces
|
||||
// (
|
||||
// quad2D(RU1l, RU0l)
|
||||
// quad2D(RU3l, RU2l)
|
||||
// quad2D(RU0r, RU1r)
|
||||
// quad2D(RU2r, RU3r)
|
||||
// );
|
||||
//}
|
||||
|
||||
RUBLADE
|
||||
{
|
||||
type wall;
|
||||
faces
|
||||
(
|
||||
quad2D(RU2l, RU1l)
|
||||
quad2D(RU1r, RU2r)
|
||||
);
|
||||
}
|
||||
|
||||
RUHUB
|
||||
{
|
||||
type wall;
|
||||
faces
|
||||
(
|
||||
backQuad(RU0l, RU0r, RU1r, RU1l)
|
||||
backQuad(RU1l, RU1r, RU2r, RU2l)
|
||||
backQuad(RU2l, RU2r, RU3r, RU3l)
|
||||
);
|
||||
}
|
||||
|
||||
RUSHROUD
|
||||
{
|
||||
type wall;
|
||||
faces
|
||||
(
|
||||
frontQuad(RU0l, RU0r, RU1r, RU1l)
|
||||
frontQuad(RU1l, RU1r, RU2r, RU2l)
|
||||
frontQuad(RU2l, RU2r, RU3r, RU3l)
|
||||
);
|
||||
}
|
||||
|
||||
DTINLET
|
||||
{
|
||||
type mixingPlane;
|
||||
shadowPatch RUOUTLET;
|
||||
zone DTINLETZone;
|
||||
coordinateSystem
|
||||
{
|
||||
//type cylindrical;
|
||||
//name mixingCS;
|
||||
origin (0 0 0);
|
||||
axis (0 0 1);
|
||||
direction (1 0 0);
|
||||
//e1 (1 0 0);
|
||||
//e3 (0 0 1);
|
||||
}
|
||||
ribbonPatch
|
||||
{
|
||||
sweepAxis Theta;
|
||||
stackAxis R;
|
||||
discretisation bothPatches;
|
||||
}
|
||||
faces
|
||||
(
|
||||
quad2D(DT1r, DT1l)
|
||||
);
|
||||
}
|
||||
|
||||
DTOUTLET
|
||||
{
|
||||
type patch;
|
||||
faces
|
||||
(
|
||||
quad2D(DT0l, DT0r)
|
||||
);
|
||||
}
|
||||
|
||||
DTCYCLIC1
|
||||
{
|
||||
type cyclicGgi;
|
||||
shadowPatch DTCYCLIC2;
|
||||
zone DTCYCLIC1Zone;
|
||||
bridgeOverlap false;
|
||||
rotationAxis (0 0 1);
|
||||
rotationAngle 72;
|
||||
separationOffset (0 0 0);
|
||||
faces
|
||||
(
|
||||
quad2D(DT1l, DT0l)
|
||||
);
|
||||
}
|
||||
|
||||
DTCYCLIC2
|
||||
{
|
||||
type cyclicGgi;
|
||||
shadowPatch DTCYCLIC1;
|
||||
zone DTCYCLIC2Zone;
|
||||
bridgeOverlap false;
|
||||
rotationAxis (0 0 1);
|
||||
rotationAngle -72;
|
||||
separationOffset (0 0 0);
|
||||
faces
|
||||
(
|
||||
quad2D(DT0r, DT1r)
|
||||
);
|
||||
}
|
||||
|
||||
//DTCYCLIC
|
||||
//{
|
||||
// type cyclic;
|
||||
// faces
|
||||
// (
|
||||
// quad2D(DT1l, DT0l)
|
||||
// quad2D(DT0r, DT1r)
|
||||
// );
|
||||
//}
|
||||
|
||||
DTHUB
|
||||
{
|
||||
type wall;
|
||||
faces
|
||||
(
|
||||
backQuad(DT0l, DT0r, DT1r, DT1l)
|
||||
);
|
||||
}
|
||||
|
||||
DTSHROUD
|
||||
{
|
||||
type wall;
|
||||
faces
|
||||
(
|
||||
frontQuad(DT0l, DT0r, DT1r, DT1l)
|
||||
);
|
||||
}
|
||||
);
|
||||
|
||||
// ************************************************************************* //
|
||||
|
|
@ -0,0 +1,66 @@
|
|||
/*--------------------------------*- C++ -*----------------------------------*\
|
||||
| ========= | |
|
||||
| \\ / F ield | foam-extend: Open Source CFD |
|
||||
| \\ / O peration | Version: 3.1 |
|
||||
| \\ / A nd | Web: http://www.extend-project.de |
|
||||
| \\/ M anipulation | |
|
||||
\*---------------------------------------------------------------------------*/
|
||||
FoamFile
|
||||
{
|
||||
version 2.0;
|
||||
format ascii;
|
||||
class dictionary;
|
||||
object fvSolution;
|
||||
}
|
||||
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||||
|
||||
solvers
|
||||
{
|
||||
// For meshes with
|
||||
// disparities in angle span across the mixingPlane interface, a
|
||||
// solver for asymmetrical matrices is required, like BiCGStab. When
|
||||
// in doubt, just select a solver for asymmetrical matrices for p.
|
||||
p
|
||||
{
|
||||
solver BiCGStab;
|
||||
preconditioner DILU;
|
||||
tolerance 1e-08;
|
||||
relTol 0.05;
|
||||
};
|
||||
U
|
||||
{
|
||||
solver BiCGStab;
|
||||
preconditioner DILU;
|
||||
tolerance 1e-07;
|
||||
relTol 0.1;
|
||||
};
|
||||
k
|
||||
{
|
||||
solver BiCGStab;
|
||||
preconditioner DILU;
|
||||
tolerance 1e-07;
|
||||
relTol 0.1;
|
||||
};
|
||||
epsilon
|
||||
{
|
||||
solver BiCGStab;
|
||||
preconditioner DILU;
|
||||
tolerance 1e-07;
|
||||
relTol 0.1;
|
||||
};
|
||||
}
|
||||
|
||||
SIMPLE
|
||||
{
|
||||
nNonOrthogonalCorrectors 0;
|
||||
}
|
||||
|
||||
relaxationFactors
|
||||
{
|
||||
p 0.3;
|
||||
U 0.7;
|
||||
k 0.7;
|
||||
epsilon 0.7;
|
||||
}
|
||||
|
||||
// ************************************************************************* //
|
||||
Reference in a new issue