ANSYS Apdl 动力学篇—1：简单悬臂梁->模态分析-频域扫描->谐响应中位移

finish/clear/PREP7  g=9.8            ! gravity m/sec^2pi=3.141592654     ! pi/title,DIRECT DISPLACEMENT METHOD (UNIT LOAD) 386.4 IN/SEC^2 BASE INPUT!!!!Pre-processing!!!!RECTNG,20,,.25,, ET,1,PLANE42MP,EX,1,30e6, MP,NUXY,1,.3, MP,DENS,1,.000729,LESIZE,2, , ,4, , , , ,1 LESIZE,4, , ,4, , , , ,1  LESIZE,1, , ,80, , , , ,1 LESIZE,3, , ,80, , , , ,1 MSHAPE,0,2D MSHKEY,1AMESH,all   nsel,s,loc,x,-10,.0001  d,all,all,0allsel,allFINISH  !!!!Modal Analysis!!!!/SOLU   ANTYPE,2MODOPT,LANB,6   EQSLV,SPAR    !Sparse direct equation solverMXPAND,6, , ,0  MODOPT,LANB,6,0,0, ,OFF,SOLVE   FINISH  !!!!Postprocess Modal Analysis!!!!/POST1  *GET,freq1,MODE,1,FREQ  *GET,freq2,MODE,2,FREQ*GET,freq3,MODE,3,FREQfinish!!!!Solution Process Full Harmonic Analysis!!!!/soluANTYPE,3HROPT,FULL  HROUT,ON   !!*  EQSLV,FRONT,0,   !直接求解DDELE,1,ALL  nsel,s,loc,x,-10,.0001  d,all,ux,0d,all,uy,1allsel,allHARFRQ,freq2*.5,freq3*1.2, NSUBST,50, KBC,1   !*  DMPRAT,.0003,   !常熟阻尼比!*  outres,all,all  solve!!!!Postprocess Harmonic Analysis!!!!finish/POST26 NSOL,2,83,U,Y,                   ! raw results!PROD, IR, IA, IB, IC, Name, --, --, FACTA, FACTB, FACTC!IR = (FACTA x IA) x (FACTB x IB) x (FACTC x IC)!3=2*pi*1x2*pi*1PROD,3,1,1, , , , ,2*pi,2*pi,1,    !Omega^2 圆频率!PROD,4,2,3 , , , , ,1,1,              ! accelerations: raw results*accelPROD,5,2,3 , , , , ,1/g,1            ! g's: (raw results*accel)/g