wpf8898 发表于 2018-3-2 22:21:10

初学者做的挡土墙应力分析!!!

       初学者。做了下挡土墙的应力分析。
       用到了建立初始应力场,墙背与墙基采用了结构面,墙后填土是后加上去的。

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Gen zone brick p0=(0,0,0) p1=(20,0,0)p2=(0,10,0) p3=(0,0,5) size 20 10 5 group GG Gen zone brick p0=(9,0,5) p1=(20,0,5)p2=(9,10,5) p3=(14,0,10) ...P4=(20,10,5) p5=(14,10,10) p6=(20,0,12)p7=(20,10,12) size 22 10 10 group TP model mech mohrrangegroup GGmodel mech mohrrangegroup TP prop bulk=10.0E7 shear=5.0E7 coh 50e3 friction=35dilation =10density =1960 tens=1e3rangegroup GG prop bulk=10.0E6 shear=5.0E6 coh 15e3 friction=30dilation =0density =1960 tens=0rangegroup TP fix y fix x range x   -0.10.1fix x range x    19.920.1fix z range z   -0.10.1 set gravity 00-9.81 sol initial xdisplacement 0 ydisplacement 0 zdisplacement 0 ;------------------------------------------------------------------Gen zone brick p0=(5,0,5) p1=(8,0,5)p2=(5,10,5) p3=(6,0,10) ...P4=(8,10,5) p5=(6,10,10) p6=(8,0,10)p7=(8,10,10) size 6 10 10 groupDQ Gen zone brick p0=(8,0,5) p1=(9,0,5)p2=(8,10,5) p3=(8,0,10) ...P4=((9,10,5) p5=(8,10,10) p6=(14,0,10)p7=(14,10,10) size 4 10 10 groupTTT model mech mohrrangegroup TTTprop bulk=10.0E6 shear=5.0E6 coh 0 friction=35dilation =0density =1960 tens=0rangegroup TTT gen sep groupDQini z add 10 range gr DQint 1 face range group DQx 8int 2 face range group DQZ 15 int 1propcoh=0 friction = 17.5ks=2e8 kn=2e8int 2propcoh=0 friction =35ks=2e8kn=2e8fix y ini z add -10 range gr DQ model mech erange groupDQprop bulk=4.0E8shear=3.0E8density =2400 rangegroup DQ set gravity 00-9.81hist zoneszz8 5.25sol

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