FLAC模拟隧道开挖
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FLAC模拟隧道开挖
********************************隧道开挖***********************
*****建立模型******
config
grid 10 10
m m
gen arc 5 5 7 5 180
prop dens 2000 bulk 33.333e6 shear 20.0e6 fric 35 coh=50e3
fix y j 1
fix x i 1
fix x i 11
set grav 10
history 1 ydisp i=6, j=11
history 999 unbalanced
solve
保存m1文件
********开挖******
ini xdisp 0 ydisp 0
m null i 4 7 j 4 6
m null i 5 6 j 7
solve
保存m2文件
********连接m1进行衬砌*********
initial xdisp 0 ydisp 0
initial xvel 0 yvel 0
model null i 5 6 j 4 7
group 'null' i 5 6 j 4 7
group delete 'null'
model null i 4 j 4 6
group 'null' i 4 j 4 6
group delete 'null'
model null i 7 j 4 6
group 'null' i 7 j 4 6
group delete 'null'
struct node 1 grid 6,8
struct node 2 grid 7,8
struct node 4 grid 8,7
struct node 5 grid 8,6
struct node 6 grid 8,5
struct node 7 grid 8,4
struct node 8 grid 5,8
struct node 9 grid 5,7
struct node 10 grid 4,7
struct node 11 grid 4,6
struct node 12 grid 4,5
struct node 13 grid 4,4
struct liner begin node 1 end node 2 seg 1 prop 5001
struct liner begin node 2 end node 3 seg 1 prop 5001
struct liner begin node 3 end node 4 seg 1 prop 5001
struct liner begin node 4 end node 5 seg 1 prop 5001
struct liner begin node 5 end node 6 seg 1 prop 5001
struct liner begin node 6 end node 7 seg 1 prop 5001
struct liner begin node 1 end node 8 seg 1 prop 5001
struct liner begin node 8 end node 9 seg 1 prop 5001
struct liner begin node 9 end node 10 seg 1 prop 5001
struct liner begin node 10 end node 11 seg 1 prop 5001
struct liner begin node 11 end node 12 seg 1 prop 5001
struct liner begin node 12 end node 13 seg 1 prop 5001
struct prop 5001
struct prop 5001 dens 2100 e 20e9 thick=0.15 area=0.15 pr=0.2 struct prop 5001 syield=4e6 sycomp=40e6
solve
保存m3文件
***************连接m1文件进行打锚杆****************
initial xdisp 0 ydisp 0
initial xvel 0 yvel 0
m null i 4 7 j 4 6
m null i 5 6 j 7
struct node 1 grid 6,8
struct node 2 grid 6,10
struct node 3 grid 7,8
struct node 4 6.8468637,8.774908
struct node 5 6.785978,5.9132843
struct node 6 8.531365,7.2730627
struct node 7 6.9686346,4.979705
struct node 9 grid 8,5
struct node 10 grid 10,5
struct node 11 grid 4,5
struct node 12 grid 2,5
struct node 13 grid 4,6
struct node 14 grid 2,6
struct node 15 grid 4,7
struct node 16 1.1845019,6.826568
struct node 17 4.0867157,6.806273
struct node 18 2.6660516,8.815498
struct cable begin node 1 end node 2 seg 10 prop 2001
struct cable begin node 3 end node 4 seg 10 prop 2001
struct cable begin node 5 end node 6 seg 10 prop 2001
struct cable begin node 7 end node 8 seg 10 prop 2001
struct cable begin node 9 end node 10 seg 10 prop 2001
struct cable begin node 11 end node 12 seg 10 prop 2001
struct cable begin node 13 end node 14 seg 10 prop 2001
struct cable begin node 15 end node 16 seg 10 prop 2001
struct cable begin node 17 end node 18 seg 10 prop 2001
struct prop 2001
stru pro 2001 yi 1e6 kb 1e10 sb 1e7 e 200e9 a 2e-3
solve
保存m4文件
***********连接m1文件开挖先衬砌后打锚杆***************
initial xdisp 0 ydisp 0
initial xvel 0 yvel 0
model null i 5 6 j 4 7
group 'null' i 5 6 j 4 7
group delete 'null'
model null i 4 j 4 6
group 'null' i 4 j 4 6
group delete 'null'
model null i 7 j 4 6
group 'null' i 7 j 4 6
group delete 'null'
struct node 1 grid 6,8
struct node 2 grid 7,8
struct node 3 grid 7,7
struct node 4 grid 8,7
struct node 5 grid 8,6