new
title
;桩长15.7m,直径0.5m,模型外围尺寸20*40m
gen zone radcyl p0(0,0,0) p1(20,0,0 ) p2(0,0,-2) p3(0,20,0) &
P4(20,0,-2) P5(0,20,-2) P6(20,20,0) P7(20,20,-2) &
P8(0.25,0,0) P9(0,0.25,0) P10(0.25,0,-2) P11(0,0.25,-2) &
size 2 20 4 20 ratio 1 1 1 1.15;细砂
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gen zone radcyl p0(0,0,2) p1(20,0,-2) p2(0,0,-15.7) p3(0 20,-2) &
p4(20,0,-15.7) p5(0,20,-15.7) p6(20,20,-2) p7(20,20,-15.7) &
p8(0.25,0,-2) p9(0,0.25,-2) p10(0.25,0,-15.7) p11(0,0.25,-15.7) &
size 16 20 4 20 ratio 1 1 1 1.15;粉土1
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;桩体以下网格
gen zone radcyl p0(0,0,-15.7) p1(20,0,-15.7) p2(0,0,-39.7) p3(0,20,-15.7) &
p4(20,0,-39.7) p5(0,20,-39.7) p6(20,20,-15.7) p7(20,20,-39.7) &
p8(0.25,0,-15.7) p9(0,0.25,-15.7) p10(0.25,0,-39.7) p11(0,0.25,-39.7) &
size 24 20 4 20 ratio 1 1 1 1.15 fill;粉土2
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gen zone radcyl p0(0,0,-39.7) p1(20,0,-39.7) p2(0,0,-50.7) p3(0,20,-39.7) &
p4(20,0,-50.7) p5(0,20,-50.7) p6(20,20,-39.7) p7(20,20,-50.7) &
p8(0.25,0,-39.7) p9(0,0.25,-39.7) p10(0.25,0,-50.7) p11(0,0.25,-50.7) &
size 11 20 4 20 ratio 1 1 1 1.15 fill;风化泥岩
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gen zo reflect dd 270 dip 90; (镜像)
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定义土层组
group xisha range z -2 0;
group ft1 range z -2 -15.7;
group ft2 range z -15.7 -39.7;
group niyan range z -39.7 -50.7;
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;设置分界面(桩长15.7m，未按土层分别建接触面)
group clay
interface 1 face range cylinder end1 (0,0,0) end2 (0,0,-15.8) radius 0.26 &
cylinder end1 (0,0,0) end2 (0,0,-15.8) radius 0.24 not（定义圆桩接触面）
interface 2 face range cylinder end1 (0,0,-15.6) end2 (0,0,-15.8) radius 0.26 （定义底圆接触面）
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;建立桩体网格
gen zo cyl p0(0,0,16.7) p1(0.25,0,16.7) p2(0,0,1) p3(0,0.25,16.7) &
p4(0.25,0,1) p5(0,0.25,1) &
在距离坐标原点1m高的位置，建立长度为15.7m的1/4桩体网格
size 3 15 6
gen zo reflect dd 270 dip 90 range z 1 16.7（镜像成1/2桩）
group pile range z 1 16.7;
ini z add -15.7 range group pile
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attach face
设置材料属性
model mo range group xisha
prop bulk 2.9033e6 shear 1.34e6 coh 24.7e3 fric 28.2 range group xisha
model mo range group ft1
prop bulk 1e8 shear 3e8 coh 1e3 fric 35 range group ft1
model mo range group ft2
prop bulk 6.818e6 shear 3.516e6 coh 0 fric 25 range group ft2
model mo range group niyan
prop bulk 6.944e6 shear 3.968e6 coh 14.0e3 fric 20 range group niyan
model elas range group pile
prop bulk 2.9033e6 shear 1.34e6 range group pile
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; 分界面性质
interface 1 prop kn 2.097e13 ks 2.097e13 fric 20 coh 30000
interface 2 prop kn 2.301e13 ks 2.301e13 fric 20 coh 30000
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ini dens 1800 range group xisha
ini dens 1850 range group ft1
ini dens 1900 range group fz2
ini dens 2100 range group niyan
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;边界条件
fix z range z -50.8 -50.6
fix x range x -20.1 -19.9
fix y range y -0.1 0.1
fix y range y 19.9 20.1
set grav 0 0 -9.80
