新手学习，热源加载问题

新手学习，麻烦前辈们帮帮忙啦，万分感谢！平板对接焊，生死单元，热源一直加载不上:yun
/SOLU
TOFFST,273
ANTYPE,4
TRNOPT,FULL
NROPT,FULL
IC,all,TEMP,25
ALLSEL,ALL
ASEL,S,EXT
SFA,ALL,1,CONV,30,25
VSEL,S,VOLU,,3
NSLV,R,1
EKILL,ALL
ALLSEL
*DO,I,1,20
VSEL,S,VOLU,,3
NSLV,R,1,
NSEL,R,LOC,Z,0.025*I,0.025*(I-1)
ESLN,R,1,ALL
EALIVE,ALL
BFE，ALL，TEMP，900
ALLSEL
TIME,0.2*I
KBC,1
NSUBST,50,100,20,
AUTOTS,ON
LNSRCH,ON
OUTRES,ALL,LAST
SOLVE
BFEDELE,ALL,TEMP
*ENDDO
ALLSEL
TIME,22
NSUBST,50
SOLVE
TIME,62
NSUBST,80
SOLVE
TIME,112
NSUBST,50,100, 20
SOLVE
TIME,1512
NSUBST,50,100,20
SOLVE