ansys桩土相互作用例子

et,1,plane42

et,2,solid45

mp,ex,1,2.5e10 !桩的弹性模量

mp,nuxy,1,0.2 !桩的泊松比

mp,dens,1,2500 !桩的密度

mp,ex,2,2.5e8 !土的弹性模量

mp,nuxy,2,0.4 !土的泊松比

mp,dens,2,2000 !土的密度

tb,dp,2

tbdata,1,19,32,30 !粘聚力c为19,摩擦角为32度,膨胀角为30

RECTNG,0,1,0,8, !面1

RECTNG,1,5,0,6, !面2

RECTNG,0,5,0,-16, !面3

/pnum,area,1

/pnum,line,1

asel,s,,,2,3,1

aglue,all

numcmp,all

allsel

aplot

lsel,s,,,1,3,2 !划分面1

lesize,all,,,2

lsel,s,,,2,4,2

lesize,all,,,16

amesh,1

lsel,s,,,6,8,2 !划分面2

lesize,all,0.5

lsel,s,,,5

lesize,all,0.5

lsel,s,,,7

lesize,all,0.5

amesh,2

lsel,s,,,11 !划分面3

lesize,all,0.5

lesize,all,0.5

lsel,s,,,10

lesize,all,0.5

lsel,s,,,9

lesize,all,0.5

amesh,3

EXTOPT,ESIZE,2,0, !拉伸成体1 EXTOPT,ACLEAR,1

type,2

mat,1

VEXT,1,,,,,-1

EXTOPT,ESIZE,2,0, !拉伸成体2，3 EXTOPT,ACLEAR,1

mat,2

VEXT,2,3,1,,,-1

allsel

/view,1,1,1,1

eplot

k,1001,5,6,-5

k,1002,5,0,-5

k,1003,5,-16,-5

l,18,1001

l,1001,1002

l,1002,17

l,1002,1003

l,1003,21

al,22,36,37,38 !面4和面5

al,30,38,39,40

EXTOPT,ESIZE,10,0,

EXTOPT,ACLEAR,1

VEXT,19,20,1,-5 !拉伸成体4和5 vplot

vsel,s,,,4,5,1

vplot

lsel,s,,,36,52,1

lesize,all,0.5

type,2

mat,2

vmesh,all !划分体4和5

allsel

vsel,s,,,2,5,1 !合并体2，3，4，5上的重复单元及节点VPLOT

ESLV,S

NSLV,S,1

EPLOT

nummrg,all

numcmp,all

numcmp,all

allsel

/pnum,area,1

/view,1,1,1,1

/ang,1

/pnum,mat,1,2

eplot

!接触单元设置

allsel

et,3,170

et,4,173

keyopt,4,9,0

keyopt,4,12,2

r,10

real,10

mp,mu,2,0.2

vsel,s,,,1

vplot

asel,s,,,4,6,1

aplot

cm,target,area

type,3

nsla,s,1

esel,s,type,,3 eplot

/psyms,esys,1 allsel

vsel,s,,,2,5,1 vplot

asel,s,,,13 asel,a,,,17 asel,a,,,22 aplot

cm,contact,area

type,4

nsla,s,1 esurf,all esel,s,type,,4 eplot

/psyms,esys,1 allsel

gplot

finish

/solu

asel,s,loc,x,0 aplot

DA,all,symm asel,s,loc,x,5 DA,all,all

aplot

asel,s,loc,z,0 da,all,symm asel,s,loc,z,-5 da,all,all asel,s,loc,y,-16 da,all,all

allsel

ACEL,0,9.8,0, nsel,s,loc,y,8

eplot

sfe,all,3,pres,,50

antype,static nlgeom,on time,1

nsub,100 outres,all,all allsel

solv