superpoliceman 发表于 2011-12-25 09:06

简单的轴在轴承旋转二维问题,命令流有问题!!!

一根轴在旋转,为何求解不了?
/units,si   
/PREP7
!*平面单元
ET,1,PLANE162   
!*轴的材料
EDMP,RIGI,1,3,4
MP,DENS,1,7800
MP,EX,1,2.1e11
MP,NUXY,1,0.3   
!*轴承材料   
MP,DENS,2,7800
MP,EX,2,2e11
MP,NUXY,2,0.3   
TB,BKIN,2,,,,   
TBDAT,1,70e6
TBDAT,2,112e6   
!模型
PCIRC,0.1, ,0,360,
PCIRC,0.12,0.101,0,360,
!轴网格
SMRT,3
TYPE,   1   
MAT,       1
AMESH,1
!轴承网格
SMRT,1
TYPE,   1   
MAT,       2
AMESH,2
ALLSEL,ALL

!*创建part

EDPART,CREATE   
PARTSEL,'PLOT'
!*施加接触
EDCGEN,ASTS,       1,       2,0.1E-01,0.2E-02,0,0,0, , , , ,0,10000000,0,0
!定义轴的重力加速度和转速
*DIM,time,ARRAY,2,1,1, , ,
*DIM,gy,ARRAY,2,1,1, , ,
*dim,zhuan,array,2,1,1,
*SET,TIME(2,1,1) , 1
*SET,GY(1,1,1) , 9.8
*SET,GY(2,1,1) , 9.8
*SET,zhuan(1,1,1) , 300
*SET,zhuan(2,1,1) , 300

EDLOAD,ADD,AY,0,       1,TIME,GY, 0, , , , ,
EDLOAD,ADD,rotz,0,       1,TIME,zhuan, 0, , , , ,
!为何这2个载荷施加不了part

ALLSEL,ALL
ESEL,S,MAT,,1   
nsle,s,1
cm,p1,nodes
ALLSEL,ALL
ESEL,S,MAT,,2   
NSLE,R
cm,p2,nodes
alls
EDLOAD,ADD,AY,0,P1,TIME,GY, 0, , , , ,
EDLOAD,ADD,rotz,0,P1,TIME,zhuan, 0, , , , ,
!用节点组就可以施加
csys,4
nsel,s,loc,x,0.12
d,all,all
!约束
csys,0
alls
ALLSEL,ALL
FINISH
/SOL
TIME,0.8,   
EDRST,50,   
EDHTIME,200,
EDDUMP,1,   
!*
EDENERGY,1,1,1,1
SOLVE   

superpoliceman 发表于 2011-12-25 09:06

希望高手发3min时间帮俺看看,
KKKS

superpoliceman 发表于 2011-12-25 09:16

我把三维solid164的贴下,跟二维一样solve出错,唉/units,si   
/PREP7   
ET,1,SOLID164   

EDMP,RIGI,1,3,4
MP,DENS,1,7800
MP,EX,1,2.1e11
MP,NUXY,1,0.3   
!定义刚体轴材料和线弹性轴承材料
MP,DENS,2,7800
MP,EX,2,2e11
MP,NUXY,2,0.27

CYLIND,0.1, ,0,1,0,360,
/VIEW,1,1,1,1   
/ANG,1
/REP,FAST   
CYLIND,0.12,0.1,0,1,0,360,
TYPE,   1   
MAT,       1
VSWEEP,1
!建模扫略分网
TYPE,   1   
MAT,       2
SMRT,1
VSWEEP,2

ALLSEL,ALL
ESEL,S,MAT,,1   
nsle,s,1
cm,p1,nodes

ALLSEL,ALL   
ESEL,S,MAT,,2   
NSLE,R   
cm,p2,nodes
alls
EDPART,CREATE   
!跟二维一样,为施加加速度和转速载荷做组,没办法,part不好使

EDCGEN,ASTS,       p1,       p2,0.1E-01,0.2E-02,0,0,0, , , , ,0,10000000,0,0
CSYS,1
nsel,s,loc,x,0.12      
d,all,all
CSYS,0   
alls
!定义接触和约束
EPLOT   
EDPV,VGEN,p1,0,0,0,0,0,300,   
*DIM,time,ARRAY,2,1,1, , ,   
*DIM,gy,ARRAY,2,1,1, , ,
*dim,zhuan,array,2,1,1,
*SET,TIME(2,1,1) , 1
*SET,GY(1,1,1) , 9.8
*SET,GY(2,1,1) , 9.8
*SET,zhuan(1,1,1) , 300
*SET,zhuan(2,1,1) , 300
!加载求解
EDLOAD,ADD,AY,0,P1,TIME,GY, 0, , , , ,
EDLOAD,ADD,rotz,0,P1,TIME,zhuan, 0, , , , ,
ALLSEL,ALL
FINISH
/SOL
TIME,0.8,   
EDRST,50,
EDHTIME,200,   
EDDUMP,1,   
!*
EDENERGY,1,1,1,1
EDOPT,ADD,blank,BOTH
EDWRITE,BOTH, , ,   
/STATUS,SOLU
SOLVE   
FINISH


页: [1]
查看完整版本: 简单的轴在轴承旋转二维问题,命令流有问题!!!