求助--一个warning怎样解决
用间接法计算热应力时，出现了这样的warning:There are 45 small equation solver pivot terms,不知道出现这样的warning意味着我哪里设置有问题啊，请高手指教！谢谢谢谢！我的命令流是这样的：
/prep7
ETCHG,TTS
Allsel
Finish
/SOLU
ANTYPE,4
solcontrol,on
LDREAD,TEMP,,,0.5, ,'thermal-11.01','rth',' '
NLGEOM,1
TRNOPT,FULL
TUNIF,20,
Tref ,20
OUTRES,NSOL, ALL
TIME, 0.5
NROPT,FULL,,ON
estif,1e-20
AUTOTS,1
NSUBST,25, 30,20
KBC,0
neqit,40
Pred, on ! 打开预测器选项
lnsrch,1 !!!线性搜索选项
TSRES,ERASE
TIMINT,1,struct
TIMINT,1,THERM
TIMINT,0,MAG
TINTP,0.005, , ,1,0.5,0.2,
下面加上约束后就开始求解
在results summary中得到这样的结果
SET TIME/FREQ LOAD STEP SUBSTEPCUMULATIVE
1 0.50000 1 999999 48
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