为什么不收敛

489455810

set log on
def boundary
     a=3.0
end
下面的程序运行一直不收敛，不知道什么原因，哪位大侠能赐教 谢谢了
boundary
;;;;;;;;;;;;;;;;;;;;基坑周围土体;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
gen zone brick p0 0 0 0 p1 99 0 0 p2 0 a 0 p3 0 0 62          size 33 4 31

gen zone refl norm 1 0 0 ori 99 0 0
m m
prop bulk 7.84e6 shear 3.01e6 co 3.55e4 fric 18.9 tens 1e3  range z 0 47.5
prop bulk 1.04e7 shear 4.81e6 co 6.1e3 fric 33.4 tens 1e3  range z 47.5 62
ini density 1930 range z 0 47.5
ini density 1920 range z 47.5 62
fix x range x 0
fix x range x 198
fix y
fix x y z range z 0
set gravity 0 0 -10
solve elas

tg0215

Change boundary conditions. Do not use a single value to define boundary range, but use two values like 'x -1 1'

fubaojie

版主一针见血