我的前处理程序:
fini
/clear
/TITLE,CASTING SOLIDIFICATION !Give the analysis a title
/PREP7
K,1,0,0,0
K,2,22,0,0
K,3,22,22,0
K,4,10,22,0
k,5,10,12
k,6,0,12
/TRIAD,OFF !Turn triad symbol off
/REPLOT
A,1,2,3,4 ,5,6 !Connect keypoints to define mold area
RECTNG,4,18,4,8 !Create a primitive rectangle
RECTNG,14,18,4,18
APLOT !Display areas
aadd,2,3
AOVLAP,1,4 !Overlap the areas
numcmp,area
MP,DENS,1,0.054 !Define sand properties
MP,KXX,1,0.025
MP,C,1,0.28
mp,emis,3,.8
MPTEMP,1,0,2643,2750,2875,,, !Define steel properties
MPDATA,KXX,2,1,1.44,1.54,1.22,1.22,,,
MPDATA,ENTH,2,1,0,128.1,163.8,174.2
!
ET,1,PLANE55 !Use element PLANE55
esize,1,1 !Specify smart element sizing level 5
MSHAPE,0,2D !Mesh with quadrilateral-shaped elements
MSHKEY,0 !Specify free meshing
AMESH,1 !Mesh mold area, area 1
MAT,2 !Set element material attribute pointer to 2
AMESH,2 !Mesh casting area, area 2
et,2,32
lsel,s,line,,1,6,1
nsll,s,1
n,1e6,-15,15
nsel,a,node,,1e6
type,2
mat,3
esurf
finish
/aux12
lsel,s,line,,1,6,1
nsll,s,1
nsel,a,node,,1e6
emis,3,.8
stef,5.67e-8
toffst,273
geom,1
vtype,0
space,1e6
mprint,1
write,mmm
allsel,all
fini
/prep7
et,3,matrix50
KEYOPT,3,1,1
type,3
se,mmm
esel,s,type,,2
edele,all
allsel,all
d,1e6,temp,80
fini |