隧道数值分析遇到的问题求助
在ansys建好模后,
fini
/solu
antype,static
pred,on
lnsrch,on
nlgeom,on
nropt,full
outress,all,all
deltim,0.1,0.05,0.2
求解初始地应力,老是出现问题:"L-2 norm of,residual force overflow,this may be caused by pred,on and birth/death elements,please use pred,of and try again "
望各位同仁赐教!!