/*--------------------------------*- C++ -*----------------------------------*\ | ========= | | | \\ / F ield | foam-extend: Open Source CFD | | \\ / O peration | Version: 4.1 | | \\ / A nd | Web: http://www.foam-extend.org | | \\/ M anipulation | | \*---------------------------------------------------------------------------*/ FoamFile { version 2.0; format ascii; class dictionary; location "constant/polyMesh"; object blockMeshDict; } // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // // Model Description // Plane strain 2-D model of simple DCB // two beams adhered together // thickness of each beam can be set // or the material of each beam could be set using setFields // Setup m4 stuff changecom(//)changequote([,]) define(calc, [esyscmd(perl -e 'printf ($1)')]) //define(VCOUNT, 0) //define(vlabel, [[// ]Vertex $1 = VCOUNT define($1, VCOUNT)define([VCOUNT], incr(VCOUNT))]) // define geometry in mm define(bl, 60) // beams length define(bh, 10) // individual beam height define(pn, 10) // pre-notch length define(z, 1) // out of plane thickness // define mesh density define(meshPn, 10) // number of cells in beam length direction before notch define(meshBl, 60) // number of cells in beam length direction after notch define(meshBh, 10) // number of cells in beam height direction // start of blockMeshDict convertToMeters 0.001; vertices ( //- dimension in mm (0 -bh 0) (pn -bh 0) (bl -bh 0) (bl 0 0) (bl bh 0) (pn bh 0) (0 bh 0) (0 0 0) (pn 0 0) (0 0 0) // 9 (0 -bh z) (pn -bh z) (bl -bh z) (bl 0 z) (bl bh z) (pn bh z) (0 bh z) (0 0 z) (pn 0 z) (0 0 z) // 19 ); blocks ( // hex (0 1 8 9 10 11 18 19) sheet (meshPn meshBh 1) simpleGrading (1 1 1) // hex (1 2 3 8 11 12 13 18) sheet (meshBl meshBh 1) simpleGrading (1 1 1) // hex (7 8 5 6 17 18 15 16) sheet (meshPn meshBh 1) simpleGrading (1 1 1) // hex (8 3 4 5 18 13 14 15) sheet (meshBl meshBh 1) simpleGrading (1 1 1) hex (0 1 8 9 10 11 18 19) (meshPn meshBh 1) simpleGrading (1 1 1) hex (1 2 3 8 11 12 13 18) (meshBl meshBh 1) simpleGrading (1 1 1) hex (7 8 5 6 17 18 15 16) (meshPn meshBh 1) simpleGrading (1 1 1) hex (8 3 4 5 18 13 14 15) (meshBl meshBh 1) simpleGrading (1 1 1) ); edges ( ); patches ( patch tractionFree ( (15 16 6 5) (14 15 5 4) (0 1 11 10) (1 2 12 11) (2 3 13 12) (3 4 14 13) (7 8 18 17) (19 18 8 9) ) patch topLoading ( (17 16 6 7) ) patch bottomLoading ( (10 19 9 0) ) empty back ( (7 6 5 8) (8 5 4 3) (0 9 8 1) (1 8 3 2) ) empty front ( (10 11 18 19) (11 12 13 18) (17 18 15 16) (18 13 14 15) ) cohesive crack () ); mergePatchPairs ( ); // ************************************************************************* //