ldread命令无法载入载荷

崔佳乐

最近在做电磁场和结构场的耦合，电磁场用97单元，都采用智能划分网格，求解的洛伦兹力是正确的，但是结构场用ldread,foce,,,,,,rst命令载入激励时，最后显示无数据，这是我的命令流，请各位高手帮忙看看是什么问题？
/PREP7
ET,1,45
ET,2,0

MP,EX,2,10.3E6
MP,PRXY,2,0.3
MP,DENS,2,2.5E-4

NSEL,S,,,1345
D,ALL,UX,0,0
D,ALL,UY,0,0
D,ALL,UZ,0,0

NSEL,S,,,1346
D,ALL,UX,0,0
D,ALL,UY,0,0
D,ALL,UZ,0,0

NSEL,S,,,1344
D,ALL,UX,0,0
D,ALL,UY,0,0
D,ALL,UZ,0,0

NSEL,S,,,1343
D,ALL,UX,0,0
D,ALL,UY,0,0
D,ALL,UZ,0,0


NSEL,S,,,1343
D,ALL,UX,0,0
D,ALL,UY,0,0
D,ALL,UZ,0,0

NSEL,S,,,1344
D,ALL,UX,0,0
D,ALL,UY,0,0
D,ALL,UZ,0,0

NSEL,S,,,1345
D,ALL,UX,0,0
D,ALL,UY,0,0
D,ALL,UZ,0,0

NSEL,S,,,1346
D,ALL,UX,0,0
D,ALL,UY,0,0
D,ALL,UZ,0,0
allsel,all
FINISH

/SOLVE
NCNV,2
*Do,i,1E-7,1.3E-4,A
*IF,i,LT,3E-5,THEN
A=0.7813E-7
*ELSE
A=1.2E-6
*ENDIF
ldread,forc,,,i,,,rst               
TIME,i
NSUBST,1     !指定载荷步中所需要的子步数
NSUBST,2,0,0
OUTRES,ALL,ALL
esel,s,mat,,2
nsel,all
SOLVE
SAVE
*ENDDO
SAVE,STRUCT,db
FINISH