对于参数调节的求助

qq846765019

这个是我做的模拟开挖下层煤之后的塑性区分布图，其中红色那条线代表上煤层，已开挖的是下煤层，请大家帮我看看这个塑性区是否正确，如果不正确，要怎么修改和调节参数呢下面是我的参数赋值代码：

PLO CON SZZ
model mohr
;3下煤层底板2 泥岩
prop dens=2566 bulk=3.75e10 shear=21.75e9 coh=7.5e6 fric=35 ten=4.43e6 range group 1
;3下煤层底板1 泥岩
prop dens=2566 bulk=3.75e10 shear=21.75e9 coh=7.5e6 fric=35 ten=4.43e6 range group 2
;3下煤层
prop dens=1400 bulk=8e9 shear=3e9 coh=2.5e6 fric=33 ten=0.75e6 range group 3
;层间岩层
prop dens=2571 bulk=2.13e10 shear=13.75e9 coh=6.75e6 fric=32 ten=7.63e6 range group 4
;3上煤层
prop dens=1400 bulk=8e9 shear=3e9 coh=2.5e6 fric=33 ten=0.75e6 range group 5
;3上煤层顶板1 中、细砂岩
prop dens=2571 bulk=1.5e10 shear=10e9 coh=5.5e6 fric=32 ten=9.89e6 range group 6
;3下煤层顶板2 中、细砂岩
prop dens=2571 bulk=1.5e10 shear=10e9 coh=5.5e6 fric=32 ten=9.89e6 range group 7

set gravity 0 0 -9.8
fix x range x -0.1 0.1
fix x range x 199.9 200.1
fix y range y -0.1 0.1
fix y range y 79.9 80.1
fix z range z -0.1 0.1
hist id=1 unbal
;顶板监测线
hist id=2 gp zdis 33.8567 0 73.8273
hist id=3 gp zdis 43.8567 0 70.5273
hist id=4 gp zdis 53.8567 0 67.2273
hist id=5 gp zdis 63.8567 0 63.9273
hist id=6 gp zdis 73.8567 0 60.6273
hist id=7 gp zdis 83.8567 0 57.3273
hist id=8 gp zdis 93.8567 0 54.0273
hist id=9 gp zdis 103.8567 0 50.7273
hist id=10 gp zdis 113.8567 0 47.4273
hist id=11 gp zdis 123.8567 0 44.1273
hist id=12 gp zdis 133.8567 0 40.8273
hist id=13 gp zdis 143.8567 0 37.5273
hist id=14 gp zdis 153.8567 0 34.2273
hist id=15 gp zdis 163.8567 0 30.9273

;3上煤层监测线
hist id=16 gp zdis 33.8567 0 69.6273
hist id=17 gp zdis 43.8567 0 66.3273
hist id=18 gp zdis 53.8567 0 63.0273
hist id=19 gp zdis 63.8567 0 59.7273
hist id=20 gp zdis 73.8567 0 56.4273
hist id=21 gp zdis 83.8567 0 53.1273
hist id=22 gp zdis 93.8567 0 49.8273
hist id=23 gp zdis 103.8567 0 46.5273
hist id=24 gp zdis 113.8567 0 43.2273
hist id=25 gp zdis 123.8567 0 39.9273
hist id=26 gp zdis 133.8567 0 36.6273
hist id=27 gp zdis 143.8567 0 33.3273
hist id=28 gp zdis 153.8567 0 30.0273
hist id=29 gp zdis 163.8567 0 26.7273
;底板监测线
hist id=30 gp zdis 33.8567 0 68.8273
hist id=31 gp zdis 43.8567 0 65.5273
hist id=32 gp zdis 53.8567 0 62.2273
hist id=33 gp zdis 63.8567 0 58.9273
hist id=34 gp zdis 73.8567 0 55.6273
hist id=35 gp zdis 83.8567 0 52.3273
hist id=36 gp zdis 93.8567 0 49.0273
hist id=37 gp zdis 103.8567 0 45.7273
hist id=38 gp zdis 113.8567 0 42.4273
hist id=39 gp zdis 123.8567 0 39.1273
hist id=40 gp zdis 133.8567 0 35.8273
hist id=41 gp zdis 143.8567 0 32.5273
hist id=42 gp zdis 153.8567 0 29.2273
hist id=43 gp zdis 163.8567 0 25.9273

ini szz=-1.5e7


app szz -1.5e7 range z 74.9 75.1
solve ratio 1e-3

qq846765019

到底该怎么办呢，求各位帮帮忙，急急急！

luobotou88

qq846765019 发表于 2013-11-8 19:15
到底该怎么办呢，求各位帮帮忙，急急急！

楼主问题解决了么，我也是新手，共同进步啊