*HEADING STEEL CANTILEVER BEAM SUBJECTED TO PRESCRIBED RANDOM EXCITATION (BASE MOTION AS TYPE ACCELERATION) Test for *transform for nodal psd variables *NODE,NSET=ENDS 1,0,0 11,1,0 *NGEN,nset=nall 1,11 *ELEMENT,TYPE=B23,ELSET=ONE 1,1,2 *ELGEN,ELSET=EALL 1,10 *BEAM GENERAL SECTION,SECTION=GENERAL,DENSITY=8000,ELSET=EALL 1E-2,8.33E-6,0,8.33E-6,16.66E-6 0,0,-1 2.1E11,0.807E11 *NSET,NSET=SUPP 1, *NSET,NSET=TIP 11, *transform,nset=nall 1,1,0,-1,1,0 *PSD-DEFINITION,NAME=BASE,TYPE=BASE,G=9.81 0.00001,0.,1. 0.00001,0.,19. 0.02,0.,20. 0.053,0.,52. 0.053,0.,900. 0.0022,0.,2000. 0.00001,0.0,2001. *NSET,NSET=ALL,GENERATE 1,11 *BOUNDARY SUPP,ENCASTRE *RESTART,WRITE,FREQUENCY=999 ********************************************* *STEP *FREQUENCY, eigensolver=lanczos 10, , *MODAL FILE *EL PRINT, SUMMARY=NO, ELSET=ONE, MODE=1, LAST MODE=3 *NODE PRINT, SUMMARY=NO, MODE=1, LAST MODE=3 U,RF *output, field, mode list 1,2,3 *node output u, *END STEP ********************************************** *STEP *RANDOM RESPONSE 20,1E4,20,,1 *modal damping, structural 1,10,0.1 *BASE MOTION,DOF=2,LOAD CASE=1 *CORRELATION,PSD=BASE,TYPE=UNCORRELATED 1,1. *NODE PRINT,FREQUENCY=20 U1 , V1, A1, TU1,TUR3, RU1,RUR3 *NODE PRINT,FREQUENCY=20,global=yes U1 , V1, A1, TU1,TUR3, RU1,RUR3 *EL PRINT,FREQUENCY=20 SF, *MODAL PRINT,FREQUENCY=20 GU, *EL FILE,FREQUENCY=20,ELSET=ONE SF, *MODAL FILE,FREQUENCY=20 GU, *NODE FILE,FREQUENCY=1 U, *NODE FILE,FREQUENCY=20,NSET=SUPP U,V,A,TU,TV,TA RU,RV,RA,RTU,RTV,RRF *NODE FILE,FREQUENCY=20,NSET=TIP U,V,A,TU,TV,TA RU,RV,RA,RTU,RTV *OUTPUT,FIELD,FREQUENCY=20 *ELEMENT OUTPUT,ELSET=ONE SF, *NODE OUTPUT,NSET=SUPP U,V,A,TU,TV,TA RU,RV,RA,RTU,RTV,RRF *NODE OUTPUT,NSET=TIP U,V,A,TU,TV,TA RU,RV,RA,RTU,RTV *OUTPUT,HISTORY,FREQUENCY=1 *ELEMENT OUTPUT,ELSET=ONE SF, *NODE OUTPUT,NSET=SUPP U,V,A,TU,TV,TA RU,RV,RA,RTU,RTV,RRF *NODE OUTPUT,NSET=TIP U,V,A,TU,TV,TA RU,RV,RA,RTU,RTV *END STEP