[计算分析] 陈老师书上14章的第一个例题 jM;?);Dd
例题, 老师例题, 老师 Dac ,yW
陈老师书上14章第一个例题,在求边坡安全系数的时候为什么将土体设置为弹塑性模型(model mohr) n~'cKy)m
b0h >q $b
n an,JV0
;=================================== 1)!?,O\ey
;建立网格模型 Bt(U,nFB
gen zone brick & T~)zgu%q_
p0 0 0 0 p1 2 0 0 p2 0 0.5 0 p3 0 0 3 size 3 1 3 i?IV"*Ob1N
gen zone brick & eJ_$Etc
p0 2 0 0 p1 20 0 0 p2 2 0.5 0 p3 2 0 3 & n*y@3.
size 17 1 3 ratio 1.03 1 1 cW?~]E'<
gen zone brick & x4[
Fn3JL
p0 2 0 3 p1 20 0 3 p2 2 0.5 3 p3 12 0 13 & 9}#9i^%}
p4 20 0.5 3 p5 12 0.5 13 p6 20 0 13 & xG|n7w*
p7 20 0.5 13 size 17 1 17 ratio 1.03 1 1 0uhIJc'2
;==================================== /A>1TPb09"
;设置边界条件 jGFDj"Y
fix x y z range z -0.1 0.1 Z.3*sp0
yv
fix x range x 19.9 20.1 d;E
(^l
fix x range x -0.1 0.1 uV\~2#o$_
fix y LhQidvCNJ
;==================================== zD):
yEc
;初始地应力的生成 Z8q*XpUH
model elas K?H(jP2mpM
prop density 2000 bulk 3e9 shear 1e9 O^<\]_l
set gravity 0 0 -10.0 $*vj7V_
solve ?oulQR6:
ini xdisp 0 ydisp 0 zdisp 0 _v +At;Y
ini xvel 0 yvel 0 zvel 0 0JX/@LNg0
;=================================== Ahrtl6@AS
;安全系数求解 7!('+x(>
model mohr "Tc[1{eI
prop density 2000 bulk 1.0e8 shear 3.0e7 & HVaKy+RU
coh 12380.0 tens 1.0e6 fric 20 dila 20 1j\wvPLr
solve fos file slope3dfos1.sav associated [A46WF>L