新手求教！关于桩的模拟

lin182838

本人刚学习flac3d不久，现在自己做了桩的简单例子，请大家帮忙看一下，这样有什么问题吗？非常感谢！
命令流：
ge zo csh p0 0 0 20 p1 10 0 20 p2 0 0 0 p3 0 10 20 p4 10 0 0 p5 0 10 0 &
p8 0.5 0 20 p9 0 0.5 20 p10 0.5 0 0 p11 0 0.5 0 &
size 15 20 10 5 ratio 1.2 1 1 1

ge zo csh p0 0 0 0 p1 10 0 0 p2 0 0 -20 p3 0 10 0 p4 10 0 -20 p5 0 10 -20 &
p8 0.5 0 0 p9 0 0.5 0 p10 0.5 0 -20 p11 0 0.5 -20 &
size 15 10 10 5 ratio 1.2 1.2 1 1 fill

group soil
mo mo ran group soil
pro bu 1e7 sh .3e8 fric 35 coh 1e3 tens 1e3

ge zo cyl p0 0 0 20 p1 0.5 0 20 p2 0 0 0 p3 0 0.5 20 p4 0.5 0 0 p5 0 0.5 0 &
size 5 20 10 ratio 1 1 1

group pile ran group soil not
mo el ran group pile
pro bu 2e8 sh 1e8

set grav 0 0 -10
ini dens 2000 ran group soil
ini dens 2500 ran group pile

fix x ran x -.1 .1
fix x ran x 9.9 10.1
fix y ran y -.1 .1
fix y ran y 9.9 10.1
fix x y z ran z -20.1 -19.9

interface 1 wrap soil pile

hist unbal
hist gp zdisp 0 0 20
hist gp zdisp 0 0 0

app szz -1e5 ran group pile z 19.9 20.1
solve