*HEADING ** ** ABAQUS INPUT FILE UPGRADE: This input file was upgraded from ** version 5.8 or later to version 6.3 with 0 warning(s) and 0 ** error(s). ** ** VERIFICATION TEST FOR CAXA84 RANDOM RESPONSE ANALYSIS *RESTART,WRITE,FREQ=1 *NODE 1,1.0675,0. 2,1.1675,0. 3,1.2675,0. 201,1.0675,100. 202,1.1675,100. 203,1.2675,100. *NGEN 1,201,10 2,202,20 3,203,10 *ELEMENT,TYPE=CAXA84,OFFSET=1000 1,1,3,23,21,2,13,22,11 *ELGEN,ELSET=EALL 1,10,20,1 *SOLID SECTION,MATERIAL=STEEL,ELSET=EALL *MATERIAL,NAME=STEEL *ELASTIC 30.E6,.3 *DENSITY 0.283, *NSET,NSET=BASE 1,2,3,1001,1002,1003,2001,2002,2003,3001,3002,3003,4001,4002,4003 *BOUNDARY BASE,ENCASTRE *ELSET,ELSET=EOUT 1,6,10 *NSET,NSET=NOUT 202,4002 *PSD-DEFINITION,NAME=WHITE,TYPE=BASE 1.0E+4,0.,0. 1.0E+4,0.,3000. *STEP *** ** STEP 1: FREQUENCY STEP *** *FREQUENCY, eigensolver=lanczos,SIM=NO 10, , *NODE PRINT,FREQ=0 U, *EL PRINT,FREQ=0 *NODE FILE,FREQ=0 *EL FILE,FREQ=0 *MODAL FILE *ENDSTEP *STEP *** ** STEP 2: CORRELATED CLOADS *** *RANDOM RESPONSE 1,25,10,5,1 *modal damping, modal=direct 1,10,0.01 *select eigenmodes, generate 1, 10 *CORRELATION,PSD=WHITE,COMPLEX=YES,TYPE=CORRELATED 1,1.,1. *BASE MOTION,TYPE=ACCELERATION,LOAD CASE=1,DOF=1 ** *EL PRINT, F=0 S, SF, *EL FILE,ELSET=EOUT, FREQ=10 S, SF, *NODE PRINT,NSET=NOUT, FREQ=10 U, *NODE FILE,NSET=NOUT, FREQ=10 U, *ENDSTEP *STEP *** ** STEP 3: UNCORRELATED *** *RANDOM RESPONSE 1,25,10,5,1 *modal damping, modal=direct 1,10,0.01 *select eigenmodes, generate 1, 10 *CORRELATION,PSD=WHITE,COMPLEX=YES,TYPE=UNCORRELATED 2,1.,1. *BASE MOTION,TYPE=ACCELERATION,LOAD CASE=2,DOF=1 ** *EL PRINT, F=0 S, SF, *EL FILE,ELSET=EOUT, FREQ=10 S, SF, *NODE PRINT,NSET=NOUT, FREQ=10 U, *NODE FILE,NSET=NOUT, FREQ=10 U, *ENDSTEP *STEP *** ** STEP 4: CORRELATED WITH DIFFERENT LOAD CASE NUMBER *** *RANDOM RESPONSE 1,25,10,5,1 *modal damping, modal=direct 1,10,0.01 *select eigenmodes, generate 1, 10 *CORRELATION,PSD=WHITE,COMPLEX=YES,TYPE=CORRELATED 1000,1.,1. *BASE MOTION,TYPE=ACCELERATION,LOAD CASE=1000,DOF=1 ** *EL PRINT, F=0 S, SF, *EL FILE,ELSET=EOUT, FREQ=10 S, SF, *NODE PRINT,NSET=NOUT, FREQ=10 U, *NODE FILE,NSET=NOUT, FREQ=10 U, *ENDSTEP *STEP *** ** STEP 5: UNCORRELATED WITH DIFFERENT LOAD CASE NUMBER *** *RANDOM RESPONSE 1,25,10,5,1 *modal damping, modal=direct 1,10,0.01 *select eigenmodes, generate 1, 10 *CORRELATION,PSD=WHITE,COMPLEX=YES,TYPE=UNCORRELATED 2000,1.,1. *BASE MOTION,TYPE=ACCELERATION,LOAD CASE=2000,DOF=1 ** *EL PRINT, F=0 S, SF, *EL FILE,ELSET=EOUT, FREQ=10 S, SF, *NODE PRINT,NSET=NOUT, FREQ=10 U, *NODE FILE,NSET=NOUT, FREQ=10 U, *ENDSTEP