最近在做一个变质岩边坡渐进破坏数值模拟（重力作用），要求用UDEC来做。我大致学习了一下这个软件，然后就用命令建模。但是这个模型边坡一直没有发生破坏。不知道是什么原因，都摸索了好久了。希望有经验的前辈帮我解决一下，有兴趣的加我QQ343951033，必有重谢！ 下面是我做的模型过程的命令，前辈可以帮忙看下是哪里出了问题了。谢谢！
ro 0.05
bl 0,0 0,74.1 8.619,85.13 53.56,50.02 80.96,10.85 100,10.85 100,0
crack 0,74.1 80.96,10.85
crack 2.155,76.86 74.11,20.64
crack 4.310,79.62 67.26,30.44
crack 6.464,82.38 60.41,40.23
crack 16.50,78.98 7.880,67.95
crack 24.38,72.82 15.76,61.79
crack 32.26,66.66 23.64,55.63
crack 40.14,60.51 31.52,49.48
crack 48.02,54.35 39.40,43.32
crack 55.34,47.48 47.28,37.16
crack 61.33,38.91 55.16,31.01
crack 67.33,30.34 63.04,24.85
crack 73.32,21.77 70.92,18.69
crack 79.32,13.20 78.80,12.54
crack 12.56,82.06 3.940,71.02
crack 20.44,75.90 11.82,64.87
crack 28.32,69.74 19.70,58.71
crack 36.20,63.59 27.58,52.55
crack 44.08,57.43 35.46,46.40
crack 51.96,51.27 43.34,40.24
crack 58.34,43.19 51.22,34.08
crack 64.33,34.62 59.10,27.93
crack 70.33,26.05 66.98,21.77
crack 76.32,17.48 74.86,15.61
hide bl 202
gen edge 0.5 range 0 100 0 85.13
show bl 202
gen edge 20 range bl 202
hide bl 202
change mat=1 range 0 100 0 86
prop mat=1 dens=2700 fric=32.87 coh=4.79e6 b=1.567e10 s=2.69e9
show bl 202
change mat=2 range bl 202
prop mat=2 dens=2700 fric=50.2 coh=5.51e6 b=1.523e10 s=7.85e9
change cons=3 range 0 100 0 85.13
change jmat=2 range angle -39,-37
change jmat=5 range angle 51,53
prop jmat=1 jkn=1e10 jks=1e9 jcoh=0.027e6 jfric=16.14
prop jmat=2 jkn=1e10 jks=1e9 jcoh=0.283e6 jfric=25.9
prop jmat=5 jkn=1e10 jks=1e9 jcoh=0.027e6 jfric=16.14
change jcons=2 range 0 100 0 86
bound xvel=0 range -0.1 0.1 0 74.1
bound xvel=0 range 99.9 100.1 0 10.85
bound yvel=0 range 0 100 -0.1 0.1
set grav 0 -30
