*HEADING Circuit board drop test -- 1.0 meter drop SI units (kg, m, s, N) *SYSTEM 0., 0., 0., 0.5, 0.707, 0.25 -0.5, 0.707, -0.5 *NODE 1, 0.005, -0.010, 0.012 11, 0.005, -0.010, 0.162 501, 0.105, -0.010, 0.012 511, 0.105, -0.010, 0.162 1001, 0., 0., 0. 1004, 0., -0.009, 0. 1005, 0., -0.011, 0. 1008, 0., -0.02, 0. 1061, 0., 0., 0.024 1064, 0., -0.009, 0.024 1065, 0., -0.011, 0.024 1068, 0., -0.02, 0.024 16001, 0.110, 0., 0. 16004, 0.110, -0.009, 0. 16005, 0.110, -0.011, 0. 16008, 0.110, -0.02, 0. 16061, 0.110, 0., 0.024 16064, 0.110, -0.009, 0.024 16065, 0.110, -0.011, 0.024 16068, 0.110, -0.02, 0.024 *NGEN, NSET=BOARDA 1,501,50 *NGEN, NSET=BOARDB 11,511,50 *NFILL,NSET=BOARD BOARDA, BOARDB, 10, 1 ** *NGEN, NSET=PACKAA 1001,1004,1 1005,1008,1 *NGEN, NSET=PACKAB 1061,1064,1 1065,1068,1 *NFILL,NSET=PACKA PACKAA,PACKAB,6,10 *NGEN, NSET=PACKBA 16001,16008,1 *NGEN, NSET=PACKBB 16061,16068,1 *NFILL,NSET=PACKB PACKBA,PACKBB,6,10 *NFILL,NSET=PACK PACKA,PACKB,15,1000 ** ** Reset coordinate system *SYSTEM *NODE 50000, -0.10, -0.10, -0.0001 50001, -0.10, 0.10, -0.0001 50002, 0.15, 0.10, -0.0001 50003, 0.15, -0.10, -0.0001 99999, 0., 0., -0.001 ** ** Element definitions *ELEMENT,TYPE=S4R,ELSET=BOARD 1,1,51,52,2 *ELGEN,ELSET=BOARD 1,10,50,1,10,1,10 *ELEMENT,TYPE=C3D8R,ELSET=PACK 500, 1001,1002,2002,2001, 1011,1012,2012,2011 530, 1031,1032,2032,2031, 1041,1042,2042,2041 534, 1035,1036,2036,2035, 1045,1046,2046,2045 *ELGEN,ELSET=PACK 500, 7,1,1, 3,10,10, 15,1000,100 530, 3,1,1, 3,10,10, 15,1000,100 534, 3,1,1, 3,10,10, 15,1000,100 *ELEMENT,TYPE=MASS,ELSET=CHIPS 6001, 60 6002, 357 6003, 403 *ELEMENT,TYPE=R3D4,ELSET=FLOOR 50000, 50000, 50003, 50002, 50001 ** ** Section properties *SOLID SECTION,ELSET=PACK,MATERIAL=FOAM, CONTROLS=HGLASS *SECTION CONTROLS, NAME=HGLASS, HOURGLASS=ENHANCED *SHELL SECTION,ELSET=BOARD,MATERIAL=PCB,ORIENTATION=OR1 0.002, *ORIENTATION,NAME=OR1,SYSTEM=RECTANGULAR,DEFINITION=COORDINATES 0.5, 0.707, 0.25, -0.5, 0.707, -0.5 2, 90.0 *MASS,ELSET=CHIPS 0.005, *RIGID BODY,ELSET=FLOOR,REFNODE=99999 *NSET,NSET=REF 99999, ** ** Materials *MATERIAL,NAME=PCB *ELASTIC 45.E9, 0.3 *DENSITY 500., *MATERIAL,NAME=FOAM *ELASTIC 3.0E6,0.0 *CRUSHABLE FOAM,HARDENING=VOLUMETRIC 1.1, 0.1 *CRUSHABLE FOAM HARDENING 0.22000E6, 0.0 0.24651E6, 0.1 0.27294E6, 0.2 0.29902E6, 0.3 0.32455E6, 0.4 0.34935E6, 0.5 0.37326E6, 0.6 0.39617E6, 0.7 0.41801E6, 0.8 0.43872E6, 0.9 0.45827E6, 1.0 0.49384E6, 1.2 0.52484E6, 1.4 0.55153E6, 1.6 0.57431E6, 1.8 0.59359E6, 2.0 0.62936E6, 2.5 0.65199E6, 3.0 0.68334E6, 5.0 0.68833E6, 10.0 *DENSITY 100., ** ** Element Faces for Contact *ELSET,GENERATE,ELSET=LOWBOARD 1,10,1 ** ** Define output locations and variables *NSET,NSET=CHIPS 60,357,403 *NSET,NSET=QA_TEST_NSET BOARD, *ELSET,ELSET=BOTPART 18, *ELSET,ELSET=PARTS 18,57,81 ** *BOUNDARY REF,ENCASTRE *INITIAL CONDITIONS,TYPE=VELOCITY BOARD, 3, -4.43 PACK, 3, -4.43 ** *SURFACE INTERACTION,NAME=FRIC *FRICTION 0.3, *CONTACT *CONTACT INCLUSIONS, ALL ELEMENT BASED *CONTACT PROPERTY ASSIGNMENT , , FRIC ** *STEP *DYNAMIC,EXPLICIT ,0.02 *BULK VISCOSITY 0.06, 1.2 ** *OUTPUT,FIELD,NUMBER INTERVAL=5,TIMEMARKS=YES *NODE OUTPUT U, *ELEMENT OUTPUT 1,5 S, PE, *OUTPUT,HISTORY,TIME INTERVAL=0.1E-3 *NODE OUTPUT,NSET=CHIPS U,A,V *ELEMENT OUTPUT,ELSET=BOTPART 1,5 LEP, SP, S *ENERGY OUTPUT, VARIABLE=PRESELECT ** ** OUTPUT FOR ABAQUS QA PURPOSES *FILE OUTPUT,NUMBER INTERVAL=3,TIMEMARKS=YES *NODE FILE,NSET=CHIPS U, *OUTPUT,FIELD,NUM=1 *NODE OUTPUT,NSET=QA_TEST_NSET U, *END STEP