西南石油大学CAE作业(4)

现代CAE

图5-a 梁的挠度曲线

图5-b 梁的剪力图

图5-c 梁的弯矩图

由上述图可看出，最大剪力发生在（10m，0）处，最大弯矩发生在（2m，0）处。

APDL命令流如下： MP,PRXY,1,0.3

Fini LESIZE,1,0.5 /clear /prep7 k,1,0,0 k,2,2,0 k,3,10,0 k,4,12,0 l,1,2 l,2,3 l,3,4 ET,1,BEAM3 R,1,1E-2,833E-8,0.1 MP,EX,1,2.1E5

LESIZE,2,0.5 LESIZE,3,0.5 LMESH,all! FINISH ! /SOLV ! ANTYPE,0 ! DK,1,ALL,0, ! dk,3,uy,0 FINISH /POST1 FINISH /SOL

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现代CAE

FLST,2,1,3,ORDE,1 FITEM,2,1 DKDELE,P51X,ALL FLST,2,1,3,ORDE,1 FITEM,2,1 !* /GO

DK,P51X, , , ,0,UX,UY, , , , , solv

FLST,2,1,3,ORDE,1 FITEM,2,2 FITEM,2,-24 FLST,2,20,2,ORDE,2 FITEM,2,5 FITEM,2,-24

SFBEAM,P51X,1,PRES,20, , , , , , solv FINISH /PREP7 !* FINISH /POST1 AVPRIN,0,0,

ETABLE,fyi,SMISC, 2 !* AVPRIN,0,0,

ETABLE,fyj,SMISC, 8 !*

!* /GO

FK,P51X,MZ,160 FLST,2,1,3,ORDE,1 FITEM,2,4 !* /GO

FK,P51X,FY,-20 FLST,2,20,2,ORDE,2 FITEM,2,5

AVPRIN,0,0,

ETABLE,mzi,SMISC, 6 !* AVPRIN,0,0,

ETABLE,mzj,SMISC, 12 !* FINISH /POST1 ETABLE,REFL ETABLE,REFL ETABLE,REFL ETABLE,REFL

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