为何在设置接触面属性时会出现unrecognized parameter 3 （ks）
为何在建模过程中，设置了接触面，后来设置接触面属性，出现了 unrecognized parameter 3 （ks），这种错误？很是费解
命令流
n
title
pl bl gr
def jianmo
z_b=-0.4 ;板厚z坐标-0.4
z_d=z_b-0.3 ;垫层z坐标-0.7
z_t1=-6 ;土基深度
z_t2=z_t1+z_d ;桩周土土基底z坐标-6.7
jx=-4*z_t1 ;土基z方向网格个数24
z_dt=z_t2-2 ;桩底土基坐标-8.7
fz_1=z_dt-0.1 ;固定边界坐标
fz_2=z_dt+0.1
z_p=6 ;桩长度
z_p2=z_p+1 ;X轴上方从1以上建桩，桩顶坐标
z_p3=-1*（z_p2+z_d） ;桩向下移动至预定位置垫层底，则应该用桩顶坐标到垫层底坐标
jx2=4*z_p
p_r=0.3 ;桩径
p_r1=p_r+0.02 ;为桩设置侧面
p_r2=p_r-0.02
z_p2_1=z_p2+0.1 ;为桩顶面设置面
z_p2_2=z_p2-0.1
command
gen zone radcyl p0(0,0,0)p1(8,0,0)p2(0,0,z_b)p3(0,8,0)& ;建立板
p4(8,0,z_b) p5(0,8,z_b) p6(8,8,0) p7(8,8,z_b) &
p8(p_r,0,0)p9(0,p_r,0)p10 (p_r,0,z_b)p11 (0,p_r,z_b) &
size 3 2 6 15ratio 1 1 1 1.15 fill
gen zone reflect dd 270 dip 90
gen zone reflect nor 0 1 0 ori 0 0 0
group ban range z 0 z_b
gen zone radcyl p0(0,0,z_b)p1(8,0,z_b)p2(0,0,z_d)p3(0,8,z_b)& ;建立垫层
p4(8,0,z_d) p5(0,8,z_d) p6(8,8,z_b) p7(8,8,z_d) &
p8(p_r,0,z_b)p9(0,p_r,z_b)p10 (p_r,0,z_d)p11 (0,p_r,z_d) &
size 3 2 6 15ratio 1 1 1 1.15 fill
gen zone reflect dd 270 dip 90 range z z_b z_d
gen zone reflect nor 0 1 0 ori 0 0 0 range z z_b z_d
group dianceng range z z_b z_d
gen zone radcyl p0(0,0,z_d)p1(8,0,z_d)p2(0,0,z_t2)p3(0,8,z_d)& ;建立桩周土
p4(8,0,z_t2) p5(0,8,z_t2) p6(8,8,z_d) p7(8,8,z_t2) &
p8(p_r,0,z_d)p9(0,p_r,z_d)p10 (p_r,0,z_t2)p11 (0,p_r,z_t2) &
size 3 jx 6 15ratio 1 1 1 1.15
gen zone reflect dd 270 dip 90 range z z_d z_t2
gen zone reflect nor 0 1 0 ori 0 0 0 range z z_d z_t2
gen zone radcyl p0(0,0,z_t2)p1(8,0,z_t2)p2(0,0,z_dt)p3(0,8,z_t2)& ;建立桩底土
p4(8,0,z_dt) p5(0,8,z_dt) p6(8,8,z_t2) p7(8,8,z_dt) &
p8(p_r,0,z_t2)p9(0,p_r,z_t2)p10 (p_r,0,z_dt)p11 (0,p_r,z_dt) &
size 3 8 6 15ratio 1 1 1 1.15 fill
gen zone reflect dd 270 dip 90 range zz_t2 z_dt
gen zone reflect nor 0 1 0 ori 0 0 0 range z z_t2 z_dt
group clay range z z_d z_dt
gen zo cyl p0 (0 0 z_p2) p1 (p_r 0 z_p2) p2 (0 0 1) p3 (0 p_r z_p2) &;建立桩时p0的z坐标是大值，不然赋予属性出错
p4(p_r 0 1) p5(0 p_r 1) size 3 jx2 6
gen zone reflect dd 270 dip 90 range z 1 z_p2
gen zone reflect nor 0 1 0 ori 0 0 0 range z 1 z_p2
group pile range z 1 z_p2
interface 1 face range cyl end1 0 0 1 end2 0 0 z_p2 radius p_r1 not&
cyl end1 0 0 1 end2 0 0 z_p2 radius p_r2 group pile ;建立桩侧面
interface 2 face rangecyl end1 0 0 0.9 end2 0 0 1.1 radius p_r1 group pile ;建立桩底面
interface 3 face range cyl end1 0 0 z_p2_2 end2 0 0 z_p2_1 radius p_r1 group pile ;建立桩顶面
ini z add z_p3 range group pile ;将桩移至土基
attach face
model mohr
prop bulk 8.333e7shear 3.846e7coh 30000 fric 18 ;定义土基、板、桩、垫层参数
ini dens 1230 ;设置密度
fix z range z fz_1 fz_2 ;固定边界
fix x range x -8.1 -7.9
fix x range x 7.9 8.1
fix y range y -8.1 -7.9
fix y range y 7.9 8.1
set grav 0 0 -10
ini szz 0. grad 0 0 12300. range z z_dt 0. ;设置初始地应力
ini sxx 0. grad 0 0 5271.4 range z z_dt 0.
ini syy 0. grad 0 0 5271.4 range z z_dt 0
endcommand
end
jianmo
interface 1 prop ks 2.097e13 kn 2.097e13 fric 20 coh 30000
interface 3 prop ks 7.608e13 kn 7.608e13 fric 20 coh 30000
interface 2 prop ks 7.608e13 kn 7.608e13 fric 20 coh 30000
楼主，你的问题解决可没有啊？ 好像是接触面没有建好我也遇到过 未识别的参数 ks，建议多试几次
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