!空心球下落
/FILNAME,PRACTICE
/TITLE,DROP OF A HOLLOW BALL
/PREP7
ET,1,SHELL163
KEYOPT,1,1,2 !指定单元算法
R,1,1,,2.5E-3,,,,
EDMP,RIGI,1,7,7
MP,DENS,1,7800
MP,EX,1,2E11
MP,NUXY,1,0.3
MP,DENS,2,2600
MP,EX,2,7E10
MP,NUXY,2,33E-2
TB,BKIN,2,,,, !定义双线性各向同性硬化
TBDAT,1,3.5E7 !屈服强度
TBDAT,2,1.35E8
N,,-0.6,0,-0.6
N,,-0.6,0,0.6
N,,0.6,0,0.6
N,,0.6,0,-0.6
E,1,2,3,4
SPH4,0,0.3,0.06
VDELE,1
AATT,2,1,1
AESIZE,ALL,0.03
AMESH,ALL
NSEL,S,LOC,Y,0.1,0.5
CM,SPHERE,NODE
ALLSEL,ALL
NSEL,S,LOC,Y,-0.1,0.1
CM,TABLE,NODE
ALLSEL,ALL
EDCGEN,ASTS,SPHERE,TABLE,0,0,0,0,0,,,,,0,10000000
EDVE,VELO,SPHERE,0,-5.05,0,0,0,0,,,,,,
*DIM,TIME,ARRAY,2,1,1,,,
*DIM,GY,ARRAY,2,1,1,,,
*SET,TIME(1,1,1),0.0
*SET,TIME(2,1,1),1.0
*SET,GY(1,1,1),9.8
*SET,GY(2,1,1),9.8
EDLOAD,ADD,ACLY,0,SPHERE,TIME,GY,0,,,,,
FINISH
/SOLU
TIME,0.5,
EDRST,30,
EDHTIME,30,
EDDUMP,1
EDENERGY,1,1,1,1
SOLVE |