ex4-5.txt

《ANSYS工程分析进阶实例》-王呼佳-源代码 看文件吧.不多说了.

fini
/cle

/PREP7 
/TITLE, BUCKLING OF A BAR WITH HINGED SOLVES
ET,1,BEAM3
R,1,.25,52083E-7,.5 
MP,EX,1,30E6 
mp,prxy,1,0.3 
N,1 
N,11,,100 
FILL 
E,1,2 
EGEN,10,1,1 
FINISH 

/SOLU
ANTYPE,STATIC             ! Static analysis
PSTRES,ON                 ! Calculate prestress effects
D,1,ALL
F,11,FY,-1                ! Unit load at free end
SOLVE
FINISH

/SOLU
ANTYPE,BUCKLE             ! Buckling analysis
BUCOPT,LANB,1             ! Use Block Lanczos solution method, extract 1 mode
MXPAND,1                  ! Expand 1 mode shape
SOLVE
FINISH
/POST1
SET,FIRST
PLDISP,1
upcoord,0.1,on
save,pert,db
FINISH
resu,pert,db

/solu 
antype,static 
nlgeom,on 
kbc,0
nsubst,100 
arclen,on,2 
!arctrm,u,10,11,ux 
outres,,1
 
f,11,fy,-40 
solve 
fini 

/post26 
nsol,2,11,u,y 
rforce,3,1,f,y 
prod,4,2,,,,,,-1,1,1 
!/XRANGE,0,0.65 
!/YRANGE,0,40 
xvar,4 
plvar,3 
fini