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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 |