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/PREP7
pi=3.1415926
ET,1,BEAM3
R,1,0.0001,8.3333e-10,0.01, , , ,
MPTEMP,,,,,,,,
MPTEMP,1,0
MPDATA,EX,1,,206800e6
MPDATA,PRXY,1,,0.3
MPTEMP,,,,,,,,
MPTEMP,1,0
MPDATA,DENS,1,,7830
K,1,0,0,0,
K,2,1,0,0,
LSTR, 1, 2
FLST,5,1,4,ORDE,1
FITEM,5,1
CM,_Y,LINE
LSEL, , , ,1
CM,_Y1,LINE
CMSEL,,_Y
LESIZE,_Y1, , ,10, , , , ,1
LMESH, 1
FINISH
/config,nres,1000000
/solu
antype,2
dk,1,all
modopt,lanb,10,0,0,,off
mxpand,10,,,0
outpr,basic,1,
solve
finish
/solu
antype,4
trnopt,full
time,0
autots,0
deltim,0.00002, , ,1
kbc,0
dmprat,0.05
outpr,basic,all
*do,i,1,95,1
time,0.00002*i
autots,0
deltim,0.00002, , ,1
kbc,0
fn=100*sin(2*pi*1000*1.38*i*0.00002)
fk,2,fy,fn
solve
*enddo
kbc,1
time,0.00192
Fk,2,FY,50+100*sin(2*pi*1000*1.38*96*0.00002)
SOLVE
*do,i,97,2500,1
time,0.00002*i
autots,0
deltim,0.00002, , ,1
kbc,0
fn=100*sin(2*pi*1000*1.38*i*0.00002)
fk,2,fy,fn
solve
*enddo
finish
/post26
file,'file','rst','.'
nsol,2,11,u,y,uy_2
xvar,1
plvar,2,
prvar,2,
对载荷步长分别作0.002,0.0002,0.00002的改变,某节点的位移图出现了很大的不同,请问高手
大概是何原因,谢谢!Sample Text瞬态分析,荷载步长不同,位移图象的结果为什么有如此差别?
[ 本帖最后由 alwaysfly 于 2006-10-23 18:04 编辑 ] |