ansys显示-隐式-回弹分析实例

发布日期:[08-12-04 15:34:50] 浏览人次:[]

SS MATRIX
save
solve
fini

C************************************************************
C*** PLOT NORMAL COMPONENT OF DISPLACEMENT
C************************************************************
/post1
set,last
plns,u,z
fini

C************************************************************
C*** PERFORM MODAL ANALYSIS OF FORMED STRUCTURE
C************************************************************
/fil,modal
/sys,copy implct.emat modal.emat
/sys,copy implct.esav modal.esav
/solu
lscle,lsopt
anty,modal ! PERFORM MODAL ANALYSIS
upcoord,1,on ! ADD PREVIOUS DISPLACEMENTS TO EXISTING COORDS
modo,lanb,5 ! USE BLOCK LANCHOS TO EXTRACT 5 MODES
mxpand,5,,,yes ! EXPAND 5 MODES, INCLUDE ELEM RESULTS
ddel,nd,uz ! DELETE CONSTRAINT ON CORNER NODE
psolve,eiglanb ! CALCULATE EIGEN VALUES AND EIGEN VECTORS
fini

/dsc
save

/solu
expass,on ! EXPAND EIGEN VECTOR SOLUTION
psolve,eigexp
fini
/eof
fini
/cle

C************************************************************
C*** GRAPHICS SETTINGS
C************************************************************
/vie,1,-1,-2,-1
/vup,1,z
/pnu,mat,1
/num,1
/esha,1
/dsc,1,1

C************************************************************
C*** PARAMETERS
C************************************************************
a=10 ! EDGE LENGTH, mm
t=0.1 ! PLATE THICKNESS, mm
r1=4 ! RADIUS OF SPHERICAL PUNCH
r2=5 ! RADIUS OF SPHERICAL DIE

E=2e5 ! ELASTIC MODULUS, MPa
rho=7800e-9 ! DENSITY (kg/mm^3)
sy=200 ! YIELD STRESS, MPa
e2=2e3 ! TANGENT MODULUD AFTER YIELD (MPa)
n_int=5 ! # OF INTEGRATION PTS THRU SHELL THICKNESS (5 MAX)

esz=a/10 ! ELEMENT SIZE

dz=-3.5 ! DISTANCE TRAVELED BY PUNCH
t_umax=0.0005 ! TIME WHEN PUNCH REACHES MAX EXCURSION
gap_0=t/2 ! INITIAL GAP (mm)

/fil,explct
/prep7

C************************************************************
C*** MODEL WORKPEICE (PLATE)
C************************************************************
rect,0,a,0,a ! PLATE
cm,plate_a,area
aatt,1,1,1

C************************************************************
C*** MODEL DIE INTO WHICH PLATE WILL BE PUSHED
C************************************************************
wpof,0,0,-t ! FORM
cswp,11,1
cswp,12,2

sphere,r2,,0,90
vsbw,all
csys
vsel,s,loc,z,-t,r2
vdel,all,,,1

alls
vdel,all
asel,s,loc,x
asel,a,loc,y
asel,a,loc,z,-t
adel,all,,,1

csys,11
k,,2*a
k,,2*a,90
a,kp(r2,0,0),kp(2*a,0,0),kp(2*a,90,0),kp(r2,90,0)

alls
cmse,u,plate_a
cm,die_a,area
aatt,2,2,2

C************************************************************
C*** MODEL PUNCH
C************************************************************
wpcs,-1,0
wpof,0,0,r1+t+gap_0
cswp,21,1
cswp,22,2

sphere,r1,,0,90
vsbw,all
csys,21
vsel,s,loc,z,0,r1
vdel,all,,,1

alls
vdel,all
csys
asel,s,loc,x
asel,a,loc,y
csys,21
asel,a,loc,z,0
adel,all,,,1

csys,21
k,,2*a
k,,2*a,90
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本文关键字:ansys  显示  隐式  回弹  分析  实例
本文所属专题:ANSYS技术 
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