求 ANSYS 功率谱分析实例

piao381

正在做钢结构随机地震激励下的功率谱分析，哪位大虾有这方面的资料，能够与之共享，谢谢了！

AaronSpark

参考
http://forum.vibunion.com/forum/viewthread.php?tid=13598
http://forum.vibunion.com/forum/viewthread.php?tid=3860

AaronSpark

<STRONG>地震位移谱作用下的板梁结构响应<BR><BR></STRONG>/PREP7  <BR>*SET,T,0.002<BR>*SET,S,1.2E-5   <BR>*SET,IZZ,1.6E-11<BR>*SET,IYY,0.9E-11<BR>*SET,B,0.003<BR>*SET,H,0.004<BR>*SET,EX,2.2E11  <BR>*SET,PRXY,0.3   <BR>*SET,DENS,7800  <BR>ET,1,SHELL63<BR>ET,2,BEAM4  <BR>R,1,T   <BR>R,2,S,IZZ,IYY,B,H   <BR>MP,EX,1,EX  <BR>MP,PRXY,1,PRXY  <BR>MP,DENS,1,DENS  <BR>/RGB,INDEX,100,100,100, 0   <BR>/RGB,INDEX, 80, 80, 80,13   <BR>/RGB,INDEX, 60, 60, 60,14   <BR>/RGB,INDEX, 0, 0, 0,15  <BR>/REPLOT <BR>/VIEW,1,-0.4,-0.65,0.62 <BR>/VUP,1,Y<BR>/ANG,1,36   <BR>/REPLOT <BR>K,1 <BR>K,2,,,0.4   <BR>K,3,,,0.8   <BR>K,4,,,1.2   <BR>L,1,2   <BR>L,2,3   <BR>L,3,4   <BR>/AUTO,1 <BR>/REP,FAST   <BR>/PNUM,KP,1  <BR>/PNUM,LINE,1<BR>/PNUM,AREA,1<BR>/PNUM,VOLU,0<BR>/PNUM,NODE,0<BR>/PNUM,TABN,0<BR>/PNUM,SVAL,0<BR>/NUMBER,0   <BR>!*  <BR>/PNUM,ELEM,0<BR>/REPLOT <BR>!*  <BR>TYPE,2  <BR>MAT,1   <BR>REAL,2  <BR>ESYS,0  <BR>LESIZE,ALL,,,6,1<BR>LMESH,ALL   <BR>/PNUM,KP,1  <BR>/PNUM,LINE,1<BR>/PNUM,AREA,1<BR>/PNUM,VOLU,0<BR>/PNUM,NODE,0<BR>/PNUM,TABN,0<BR>/PNUM,SVAL,0<BR>/NUMBER,0   <BR>/PNUM,ELEM,1<BR>/REPLOT <BR>LGEN,2,ALL,,,,0.4,,,0   <BR>LGEN,2,ALL,,,0.4,,,,0   <BR>LSEL,S,LOC,X,0.4<BR>LGEN,2,ALL,,,0.4,,,,0   <BR>ALLS<BR>A,2,6,14,10 <BR>/REPLOT <BR>TYPE,1  <BR>MAT,1   <BR>REAL,1  <BR>ESYS,0  <BR>ALLS<BR>LSEL,S,,,19,22  <BR>LESIZE,ALL,,,5,1<BR>AMESH,1 <BR>ALLS<BR>AGEN,2,1,,,0.4  <BR>/REPLOT <BR>GPLOT   <BR>ASEL,S,,,1,2<BR>AGEN,2,ALL,,,,,0.8  <BR>ALLS<BR>NUMMRG,ALL  <BR>NUMCMP,ALL  <BR>LSEL,S,,,1,18   <BR>ESLL,S  <BR>ALLS<BR>FINI<BR>/SOLU   <BR>ANTYPE,MODAL<BR>MODOPT,SUBSP,10 <BR>NSEL,S,LOC,Z<BR>D,ALL ,,,,,,ALL <BR>ALLS<BR>SOLVE   <BR>FINISH  <BR>/SOLU   <BR>ANTYPE,SPECTR   <BR>SPOPT,SPRS,10,YES   <BR>SVTYP,3 <BR>SED,,1  <BR>FREQ,0.5,1.0,2.4,3.8,17,18,20,32<BR>SV,1,1.0E-3,0.5E-3,0.8E-3,0.7E-3,1.0E-3,0.7E-3,0.8E-3,0.3E-3<BR>SOLVE   <BR>FINISH  <BR>/SOLU   <BR>ANTYPE,MODAL<BR>EXPASS,ON   <BR>MXPAND,10,,,YES,0.005   <BR>SOLVE   <BR>FINISH  <BR>/SOLU   <BR>ANTYPE,SPECTR   <BR>SRSS,0.15,DISP  <BR>SOLVE   <BR>FINISH  <BR>/POST1  <BR>SET,LIST<BR>SET,LAST<BR>PLDISP,0<BR>PLNSOL,U,Z  <BR>PLNSOL,U,SUM<BR>PLNSOL,S,EQV<BR>PRNSOL,DOF  <BR>FINI <BR>

sysh320

有用！