*HEADING *NODE 1, 0.5, 0.5, 0. 2, 0., 0.5, 0.5 3, 0.5, 0.5, 0.5 4, 0., -0.5, 0.5 5, 0.5, -0.5, 0. 6, 0.5, -0.5, 0.5 7, -0.5, -0.5, 1. 8, -0.5, -0.5, 0.5 9, -0.5, 0.5, 1. 10, -0.5, 0.5, 0.5 11, 0.5, 0.5, 1. 12, 0., 0.5, 1. 13, 0.5, -0.5, 1. 14, 0., -0.5, 1. 15, -0.5, 0.5, 0. 16, 0., 0.5, 0. 17, -0.5, -0.5, 0. 18, 0., -0.5, 0. 19, 0.5, 0.5, 0.25 20, 0.25, 0.5, 0.25 21, 0.25, 0.5, 0.5 22, 0.25, -0.5, 0.5 23, 0.25, -0.5, 0.25 24, 0.5, -0.5, 0.25 25, 0., 0., 0.5 26, 0.5, 0., 0.5 27, 0.5, 0., 0. 28, -0.25, -0.5, 0.5 29, -0.25, -0.5, 0.75 30, -0.5, -0.5, 0.75 31, -0.5, 0.5, 0.75 32, -0.25, 0.5, 0.75 33, -0.25, 0.5, 0.5 34, -0.5, 0., 1. 35, -0.5, 0., 0.5 36, 0.25, 0.5, 1. 37, 0.25, 0.5, 0.75 38, 0., 0.5, 0.75 39, 0., -0.5, 0.75 40, 0.25, -0.5, 0.75 41, 0.25, -0.5, 1. 42, 0., 0., 1. 43, 0.5, 0., 1. 44, -0.25, 0.5, 0. 45, -0.25, 0.5, 0.25 46, 0., 0.5, 0.25 47, 0., -0.5, 0.25 48, -0.25, -0.5, 0.25 49, -0.25, -0.5, 0. 50, 0., 0., 0. 51, -0.5, 0., 0. 52, -0.25, -0.5, 1. 53, -0.25, 0.5, 1. 54, -0.5, 0.5, 0.25 55, -0.5, -0.5, 0.25 56, 0.25, -0.5, 0. 57, 0.25, 0.5, 0. 58, 0.5, -0.5, 0.75 59, 0.5, 0.5, 0.75 *ELEMENT, TYPE=C3D15, ELSET=CUBE 1, 3, 2, 1, 6, 4, 5, 21, 20, 19, 22, 23, 24, 26, 25, 27 2, 8, 7, 4, 10, 9, 2, 30, 29, 28, 31, 32, 33, 35, 34, 25 3, 12, 2, 11, 14, 4, 13, 38, 37, 36, 39, 40, 41, 42, 25, 43 4, 16, 2, 15, 18, 4, 17, 46, 45, 44, 47, 48, 49, 50, 25, 51 5, 14, 4, 7, 12, 2, 9, 39, 29, 52, 38, 32, 53, 42, 25, 34 6, 10, 15, 2, 8, 17, 4, 54, 45, 33, 55, 48, 28, 35, 51, 25 7, 18, 4, 5, 16, 2, 1, 47, 23, 56, 46, 20, 57, 50, 25, 27 8, 6, 4, 13, 3, 2, 11, 22, 40, 58, 21, 37, 59, 26, 25, 43 *DISTRIBUTION TABLE, NAME=ANGLETABLE ANGLE *DISTRIBUTION TABLE, NAME=THICKNESSTABLE LENGTH *DISTRIBUTION, NAME=DISTANGLEPLY1, LOCATION=ELEMENT, TABLE=ANGLETABLE , 0. *DISTRIBUTION, NAME=DISTANGLEPLY4, LOCATION=ELEMENT, TABLE=ANGLETABLE , 90. *DISTRIBUTION, NAME=DISTTHICKPLY1, LOCATION=ELEMENT, TABLE=THICKNESSTABLE , 1.0 E1234, 1.1 *DISTRIBUTION, NAME=DISTTHICKPLY4, LOCATION=ELEMENT, TABLE=THICKNESSTABLE , 1.0 E1234, 4.4 *ORIENTATION, NAME=ORI1 1.,1.,1., -1.,1.,-1. 1, 0.0 *ORIENTATION, NAME=ORIPLY2 0.,1.,0., -1.,0.,0. 1, 0.0 *SOLID SECTION, ELSET=CUBE, COMPOSITE, ORIENTATION=ORI1 DISTTHICKPLY1, 3, MATERIAL-1, DISTANGLEPLY1 1., 3, MATERIAL-2, ORIPLY2 1., 3, MATERIAL-3, 0. DISTTHICKPLY4, 3, MATERIAL-4, DISTANGLEPLY4 *NSET, NSET=FIX 4, 5, 6, 7, 8, 11, 13, 14, 17, 18, 22, 23, 24, 28, 29, 30 39, 40, 41, 47, 48, 49, 52, 55, 56, 58 *NSET, NSET=LOAD 1, 2, 3, 9, 10, 12, 15, 16, 19, 20, 21, 31, 32, 33, 36 37, 38, 44, 45, 46, 53, 54, 57, 59 *ELSET,ELSET=E1234 1,2,3,4 *ELSET,ELSET=E5678 5,6,7,8 ** ** MATERIALS ** *MATERIAL, NAME=MATERIAL-1 *ELASTIC, TYPE=ENGINEERING CONSTANTS 3.1E+06, 4.1E+06, 5.1E+06, 0.11, 0.21, 0.31, 3.1E+05, 4.1E+05 5.1E+05 *DENSITY 0.751E-03 *MATERIAL, NAME=MATERIAL-2 *ELASTIC, TYPE=ENGINEERING CONSTANTS 3.2E+06, 4.2E+06, 5.2E+06, 0.12, 0.22, 0.32, 3.2E+05, 4.2E+05 5.2E+05 *DENSITY 0.752E-03 *MATERIAL, NAME=MATERIAL-3 *ELASTIC, TYPE=ENGINEERING CONSTANTS 3.3E+06, 4.3E+06, 5.3E+06, 0.13, 0.23, 0.33, 3.3E+05, 4.3E+05 5.3E+05 *DENSITY 0.753E-03 *MATERIAL, NAME=MATERIAL-4 *ELASTIC, TYPE=ENGINEERING CONSTANTS 3.4E+06, 4.4E+06, 5.4E+06, 0.14, 0.24, 0.34, 3.4E+05, 4.4E+05 5.4E+05 *DENSITY 0.754E-03 *ELSET, ELSET=EALL, GENERATE 1, 8, 1 *PSD-DEFINITION, NAME=WHITE, TYPE=FORCE 1.0,0.1,0.0 1.0,0.1,60.0 *SPECTRUM, NAME=SPEC,TYPE=ACCELERATION 0., 0., 0. 1.E5, 10., 0. 1.E5, 100., 0. *BOUNDARY FIX, 1,3 ** ** -------------------------------------------------- ** *STEP, NAME=STEP-1 FREQUENCY ANALYSIS *FREQUENCY,SIM,normalization=mass 5, *EL PRINT S, *NODE PRINT U, *OUTPUT, FIELD *NODE OUTPUT U, *ELEMENT OUTPUT S, *END STEP ** ** -------------------------------------------------- ** *STEP, NAME=STEP-2 SSD MODE-BASED *STEADY STATE DYNAMICS, INTERVAL=EIGENFREQUENCY 60, *EL PRINT, FREQ=999 S, *NODE PRINT, FREQ=0 *OUTPUT, FIELD, OP=NEW *ELEMENT OUTPUT S, *CLOAD LOAD, 2, 1.E5 LOAD, 3, 1.E5 *SELECT EIGENMODES, GENERATE 1, 5 *MODAL DAMPING, RAYLEIGH 1, 5, 0.5 *END STEP ** ** -------------------------------------------------- ** *STEP, NAME=STEP-3 MODAL DYNAMIC *MODAL DYNAMIC 0.1,1. *CLOAD LOAD, 2, 1.E5 LOAD, 3, 1.E5 *SELECT EIGENMODES, GENERATE 1, 5 *MODAL DAMPING, RAYLEIGH 1, 5, 0.5 *END STEP ** ** -------------------------------------------------- ** *STEP, NAME=STEP-4 SSD DIRECT *STEADY STATE DYNAMICS, DIRECT, INTERVAL=EIGENFREQUENCY 60., *CLOAD LOAD, 2, 100. *END STEP ** ** -------------------------------------------------- ** *STEP, NAME=STEP-5 SSD SUBSPACE *STEADY STATE DYNAMICS, SUBSPACE PROJECTION, INTERVAL=EIGENFREQUENCY 60., *CLOAD LOAD, 2, 100. *END STEP ** ** -------------------------------------------------- ** *STEP, NAME=STEP-6 RANDOM RESPONSE *RANDOM RESPONSE 60., *SELECT EIGENMODES, GENERATE 1, 5 *CLOAD, LOAD CASE=1 LOAD, 2, 100. *CLOAD, LOAD CASE=2 LOAD, 2, 100. *CORRELATION, PSD=WHITE, TYPE=UNCORRELATED, COMPLEX=NO 1,1 2,1 *END STEP ** ** -------------------------------------------------- ** *STEP, NAME=STEP-7 RESPONSE SPECTRUM *RESPONSE SPECTRUM, SUM=ABS, COMP=ALG SPEC,0.,1.,0.,1. *SELECT EIGENMODES, GENERATE 1, 5 *END STEP ** ** -------------------------------------------------- ** *STEP, NLGEOM=YES, NAME=STEP-8 STATIC *STATIC 1.0, 1.0 *BOUNDARY LOAD, 1, 1, 0.025 LOAD, 2, 2, 0.050 *EL PRINT, FREQ=999 S, *NODE PRINT, FREQ=999 U, *OUTPUT, FIELD, OP=NEW *NODE OUTPUT U, *ELEMENT OUTPUT S, *END STEP ** ** -------------------------------------------------- ** *STEP, PERTURBATION, NAME=STEP-9 STATIC *STATIC *EL PRINT, FREQ=999 S, *NODE PRINT, FREQ=0 *OUTPUT, FIELD, OP=NEW *ELEMENT OUTPUT S, *LOAD CASE, NAME=LOAD1 *DLOAD EALL, BX, 1.E3 *END LOAD CASE *LOAD CASE, NAME=LOAD2 *DLOAD EALL, GRAV, 1.E6, 0.,1.,0. *END LOAD CASE *LOAD CASE, NAME=LOAD3 *DLOAD EALL, CENT, 100.,0.,0.,0.,1.,0. *END LOAD CASE *LOAD CASE, NAME=LOAD4 *DLOAD EALL, CENTRIF, 1.E6,0.,0.,0.,1.,0. *END LOAD CASE *END STEP