版块导航: 正在加载中...

登录注册

应《网络安全法》要求，自2017年10月1日起，未进行实名认证将不得使用互联网跟帖服务。为保障您的帐号能够正常使用，请尽快对帐号进行手机号验证，感谢您的理解与支持！

24小时热门版块排行榜

返回列表

kakaqun

新虫 (小有名气)

应助: 4 (幼儿园)
金币: 902.9
帖子: 57
在线: 16.7小时
虫号: 3496291
注册: 2014-10-24
专业: 岩土与基础工程

[求助] 隧道开挖模拟，不收敛，请帮忙看一下原因已有1人参与

命令流如下，帮帮忙吧~~很急很关键！
finish
/clear
/prep7
k,1, 5.500000,3.5
k,2,-5.500000,3.5
k,3, 0.000000,4
k,5,-5.500000,-4.5
k,6, 5.500000,-4.5
k,8,-4.500000,-4.5
k,9,-4.500000,-8.5
k,10,-3.500000,-4.5
k,11,-3.500000,-8.5
k,12,-2.500000,-4.5
k,13,-2.500000,-8.5
k,14,-1.500000,-4.5
k,15,-1.500000,-8.5
k,16,-0.500000,-4.5
k,17,-0.500000,-8.5
k,18, 0.500000,-4.5
k,19, 0.500000,-8.5
k,20, 1.500000,-4.5
k,21, 1.500000,-8.5
k,22, 2.500000,-4.5
k,23, 2.500000,-8.5
k,24, 3.500000,-4.5
k,25, 3.500000,-8.5
k,26, 4.500000,-4.5
k,27, 4.500000,-8.5
k,100,-5.500000,-8.5
k,101,5.500000,-8.5
k,28, 15.00000, 15.00000
k,29,-15.00000, 15.00000
k,31,-15.00000,-15.00000
k,33, 15.00000,-15.00000
k,37, 45.00000, 15.00000
k,39, 45.00000,-15.00000
k,43, 15.00000, 45.00000
k,45, 45.00000, 45.00000
k,49,-15.00000, 45.00000
k,53,-45.00000, 45.00000
k,55,-45.00000, 15.00000
k,59,-45.00000,-15.00000
k,63,-45.00000,-45.00000
k,65,-15.00000,-45.00000
k,69,15.00000,-45.00000
k,73,45.00000,-45.00000
larc,1,2,3,5.5
l,2,5
l,5,8
l,8,10
l,10,12
l,12,14
l,14,16
l,16,18
l,18,20
l,20,22
l,22,24
l,24,26
l,26,6
l,1,6
l,8,9
l,10,11
l,12,13
l,14,15
l,16,17
l,18,19
l,20,21
l,22,23
l,24,25
l,26,27
l,31,33
l,33,28
l,28,29
l,29,31
l,59,31
l,31,65
l,63,65
l,59,63
l,65,69
l,33,69
l,33,39
l,39,73
l,69,73
l,28,37
l,37,39
l,43,28
l,43,45
l,45,37
l,49,43
l,49,29
l,53,49
l,53,55
l,55,29
l,55,59
l,5,100
l,6,101
l,100,9
l,9,11
l,11,13
l,13,15
l,15,17
l,17,19
l,19,21
l,21,23
l,23,25
l,25,27
l,27,101
lsel,s,line,,1,14,1
al,all
lsel,s,line,,1,14,1
lsel,a,line,,25,28,1
al,all
allsel,all,all
al,29,30,31,32
al,25,30,33,34
al,34,35,36,37
al,26,35,39,38
al,38,40,41,42
al,27,40,43,44
al,44,45,46,47
al,28,29,47,48
!围岩
E_1=1.4e15
U_1=0.4
DENS_1=2620
C_1=1.6e5
FI_1=28
MP,EX,1,E_1
MP,PRXY,1,U_1
MP,DENS,1,DENS_1
TB,DP,1
TBDATA,1,C_1,FI_1

!锚杆
E_2=17E20
U_2=0.3
DENS_2=7900
MP,EX,2,E_2
MP,PRXY,2,U_2
MP,DENS,2,DENS_2

!衬砌
E_3=21e15
U_3=0.2
DENS_3=2900
MP,EX,3,E_3
MP,PRXY,3,U_3
MP,DENS,3,DENS_3

ET,1,42
KEYOPT,1,3,2
et,2,3
keyopt,2,6,1
ET,3,1
r,1,0.3,0.3/12,0.3
r,2,3.14*(25e-3/2)**2

lsel,s,line,,1,2,1
lsel,a,line,,14
cm,beam,line
lsel,s,line,,15,24,1
cm,anchor,line
asel,s,area,,3,10,1
cm,A_ROCK1,area
asel,s,area,,1
cm,B_ROCK,area
asel,s,area,,2
cm,A_ROCK2,area

CMSEL,S,anchor,LINE
LATT,2,2,3
mshkey,0
LESIZE,ALL,0.1
mshape,1,2D
LMESH,ALL

lsel,s,line,,3,13,1
LESIZE,ALL,,,10
lsel,s,line,,49,50,1
LESIZE,ALL,,,40
lsel,s,line,,51,61,1
LESIZE,ALL,,,10
allsel,all,all
al,3,15,51,49
al,4,15,52,16
al,5,16,53,17
al,6,17,54,18
al,7,18,55,19
al,8,19,56,20
al,9,20,57,21
al,10,21,58,22
al,11,22,59,23
al,12,23,60,24
al,13,24,61,50
ASEL,S,AREA,,11,21,1
AATT,1,,1
mshkey,1
mshape,0
AMESH,ALL

CMSEL,S,beam,LINE
LATT,3,1,2
mshkey,0
LESIZE,ALL,0.1
mshape,1,2D
LMESH,ALL
lsel,s,line,,49,61,1
lsel,a,line,,1,2,1
lsel,a,line,,25,28,1
lsel,a,line,,14
al,all

ASEL,S,AREA,,22
AATT,1,,1
mshkey,0
ESIZE,0.8
mshape,0
AMESH,ALL

CMSEL,S,A_ROCK1,AREA
AATT,1,,1
mshkey,0
ESIZE,2
mshape,0,2D
AMESH,ALL

allsel,all,all

LSEL,S,LINE,,36,42,3
dl,all,,ux
lsel,s,line,,46,48,2
lsel,a,line,,32
dl,all,,ux
lsel,s,line,,31,33,2
lsel,a,line,,37
dl,all,,uy
/solu
ACEL,,9.8
antype,static
pred,on
lnsrch,on
nlgeom,on
nropt,full
OUTRES,ALL,ALL
alls
nsub,6,10
SOLVE

回复此楼

» 猜你喜欢

0857调剂已经有5人回复
欢迎采矿、地质、岩土、计算机、人工智能等专业的同学报考已经有5人回复
279求调剂已经有4人回复
284求调剂已经有8人回复
材料复试调剂已经有4人回复
本子写完了，给DS兄弟看了，得了92分已经有7人回复
求调剂已经有6人回复
材料学硕318求调剂已经有13人回复
一志愿郑大材料学硕298分，求调剂已经有5人回复
材料化工调剂已经有13人回复

» 本主题相关价值贴推荐，对您同样有帮助:

一个隧道底板加锚杆的算例，加上锚杆不收敛，请帮我看下命令流已经有2人回复
求助ANSYS 塑性分析时求解不收敛的问题已经有9人回复

1楼 2015-11-12 17:43:23

已阅回复此楼关注TA 给TA发消息送TA红花 TA的回帖

liusizhe66

木虫 (正式写手)

应助: 0 (幼儿园)
金币: 3758.6
红花: 3
帖子: 623
在线: 226.1小时
虫号: 3591631
注册: 2014-12-12
专业: 岩土力学与岩土工程

从新划分一下网格，尽量使网格接近正方形，

发自小木虫Android客户端

赞一下

回复此楼

2楼2015-11-13 00:29:45

已阅回复此楼关注TA 给TA发消息送TA红花 TA的回帖

shgao20

专家顾问 (职业作家)

专家经验: +809
仿真EPI: 1
应助: 1311 (讲师)
金币: 13381.4
红花: 267
帖子: 3531
在线: 473.4小时
虫号: 3644138
注册: 2015-01-14
专业: 动力学与控制
管辖: 仿真模拟

【答案】应助回帖

感谢参与，应助指数 +1

看你的命令流，感觉材料数据有问题，比如，你的三种材料的弹性模量分别是： 1.4E15、17E20 和 21E15，如果你的长度单位是 m，那么钢材的弹性模量也只有 2E11 左右，你的三种材料不知是什么材料，弹性模量如此之大？
另外，材料 1 的非线性部分的数据可能也有问题。

赞一下

回复此楼

3楼2015-11-13 08:34:12

已阅回复此楼关注TA 给TA发消息送TA红花 TA的回帖

kakaqun

新虫 (小有名气)

应助: 4 (幼儿园)
金币: 902.9
帖子: 57
在线: 16.7小时
虫号: 3496291
注册: 2014-10-24
专业: 岩土与基础工程

引用回帖:

3楼: Originally posted by shgao20 at 2015-11-13 08:34:12
看你的命令流，感觉材料数据有问题，比如，你的三种材料的弹性模量分别是： 1.4E15、17E20 和 21E15，如果你的长度单位是 m，那么钢材的弹性模量也只有 2E11 左右，你的三种材料不知是什么材料，弹性模量如此之大？ ...

您好，材料是我试的时候改的，忘了改回原样，我把正常材料的发给您了
finish
/clear
/prep7
k,1, 5.500000,3.5
k,2,-5.500000,3.5
k,3, 0.000000,4
k,5,-5.500000,-4.5
k,6, 5.500000,-4.5
k,8,-4.500000,-4.5
k,9,-4.500000,-8.5
k,10,-3.500000,-4.5
k,11,-3.500000,-8.5
k,12,-2.500000,-4.5
k,13,-2.500000,-8.5
k,14,-1.500000,-4.5
k,15,-1.500000,-8.5
k,16,-0.500000,-4.5
k,17,-0.500000,-8.5
k,18, 0.500000,-4.5
k,19, 0.500000,-8.5
k,20, 1.500000,-4.5
k,21, 1.500000,-8.5
k,22, 2.500000,-4.5
k,23, 2.500000,-8.5
k,24, 3.500000,-4.5
k,25, 3.500000,-8.5
k,26, 4.500000,-4.5
k,27, 4.500000,-8.5
k,100,-5.500000,-8.5
k,101,5.500000,-8.5
k,28, 15.00000, 15.00000
k,29,-15.00000, 15.00000
k,31,-15.00000,-15.00000
k,33, 15.00000,-15.00000
k,37, 45.00000, 15.00000
k,39, 45.00000,-15.00000
k,43, 15.00000, 45.00000
k,45, 45.00000, 45.00000
k,49,-15.00000, 45.00000
k,53,-45.00000, 45.00000
k,55,-45.00000, 15.00000
k,59,-45.00000,-15.00000
k,63,-45.00000,-45.00000
k,65,-15.00000,-45.00000
k,69,15.00000,-45.00000
k,73,45.00000,-45.00000
larc,1,2,3,5.5
l,2,5
l,5,8
l,8,10
l,10,12
l,12,14
l,14,16
l,16,18
l,18,20
l,20,22
l,22,24
l,24,26
l,26,6
l,1,6
l,8,9
l,10,11
l,12,13
l,14,15
l,16,17
l,18,19
l,20,21
l,22,23
l,24,25
l,26,27
l,31,33
l,33,28
l,28,29
l,29,31
l,59,31
l,31,65
l,63,65
l,59,63
l,65,69
l,33,69
l,33,39
l,39,73
l,69,73
l,28,37
l,37,39
l,43,28
l,43,45
l,45,37
l,49,43
l,49,29
l,53,49
l,53,55
l,55,29
l,55,59
l,5,100
l,6,101
l,100,9
l,9,11
l,11,13
l,13,15
l,15,17
l,17,19
l,19,21
l,21,23
l,23,25
l,25,27
l,27,101
lsel,s,line,,1,14,1
al,all
lsel,s,line,,1,14,1
lsel,a,line,,25,28,1
al,all
allsel,all,all
al,29,30,31,32
al,25,30,33,34
al,34,35,36,37
al,26,35,39,38
al,38,40,41,42
al,27,40,43,44
al,44,45,46,47
al,28,29,47,48
!围岩
E_1=2.8e7
U_1=0.4
DENS_1=2620
C_1=1e7
FI_1=38
MP,EX,1,E_1
MP,PRXY,1,U_1
MP,DENS,1,DENS_1
TB,DP,1
TBDATA,1,C_1,FI_1

!锚杆
E_2=17E10
U_2=0.3
DENS_2=7900
MP,EX,2,E_2
MP,PRXY,2,U_2
MP,DENS,2,DENS_2

!衬砌
E_3=21e9
U_3=0.2
DENS_3=2900
MP,EX,3,E_3
MP,PRXY,3,U_3
MP,DENS,3,DENS_3

ET,1,42
KEYOPT,1,3,2
et,2,3
keyopt,2,6,1
ET,3,1
r,1,0.3,0.3/12,0.3
r,2,3.14*(25e-3/2)**2

lsel,s,line,,1,2,1
lsel,a,line,,14
cm,beam,line
lsel,s,line,,15,24,1
cm,anchor,line
asel,s,area,,3,10,1
cm,A_ROCK1,area
asel,s,area,,1
cm,B_ROCK,area
asel,s,area,,2
cm,A_ROCK2,area

CMSEL,S,anchor,LINE
LATT,2,2,3
mshkey,0
LESIZE,ALL,0.1
mshape,1,2D
LMESH,ALL

lsel,s,line,,3,13,1
LESIZE,ALL,,,10
lsel,s,line,,49,50,1
LESIZE,ALL,,,40
lsel,s,line,,51,61,1
LESIZE,ALL,,,10
allsel,all,all
al,3,15,51,49
al,4,15,52,16
al,5,16,53,17
al,6,17,54,18
al,7,18,55,19
al,8,19,56,20
al,9,20,57,21
al,10,21,58,22
al,11,22,59,23
al,12,23,60,24
al,13,24,61,50
ASEL,S,AREA,,11,21,1
AATT,1,,1
mshkey,1
mshape,0
AMESH,ALL

CMSEL,S,beam,LINE
LATT,3,1,2
mshkey,0
LESIZE,ALL,0.1
mshape,1,2D
LMESH,ALL
lsel,s,line,,49,61,1
lsel,a,line,,1,2,1
lsel,a,line,,25,28,1
lsel,a,line,,14
al,all

ASEL,S,AREA,,22
AATT,1,,1
mshkey,0
ESIZE,0.8
mshape,0
AMESH,ALL

CMSEL,S,A_ROCK1,AREA
AATT,1,,1
mshkey,0
ESIZE,2
mshape,0,2D
AMESH,ALL

allsel,all,all
nummrg,all
numcmp,all

LSEL,S,LINE,,36,42,3
dl,all,,ux
lsel,s,line,,46,48,2
lsel,a,line,,32
dl,all,,ux
lsel,s,line,,31,33,2
lsel,a,line,,37
dl,all,,uy
/solu
ACEL,,9.8
antype,static
pred,on
lnsrch,on
nlgeom,on
nropt,full
OUTRES,ALL,ALL
alls
nsub,6,10
SOLVE

赞一下

回复此楼

4楼2015-11-13 09:28:25

已阅回复此楼关注TA 给TA发消息送TA红花 TA的回帖

kakaqun

新虫 (小有名气)

应助: 4 (幼儿园)
金币: 902.9
帖子: 57
在线: 16.7小时
虫号: 3496291
注册: 2014-10-24
专业: 岩土与基础工程

引用回帖:

2楼: Originally posted by liusizhe66 at 2015-11-13 00:29:45
从新划分一下网格，尽量使网格接近正方形，

问题可能出在锚杆，不加锚杆只开挖就能收敛~~

赞一下

回复此楼

5楼2015-11-13 09:29:11

已阅回复此楼关注TA 给TA发消息送TA红花 TA的回帖

相关版块跳转我要订阅楼主 kakaqun 的主题更新

返回列表

最具人气热帖推荐 [查看全部]		作者	回/看	最后发表

[考研] 279求调剂 +3	dua1 2026-03-01	4/200	2026-03-02 00:23 by 大脸蛋子
[考研] 292求调剂 +6	yhk_819 2026-02-28	6/300	2026-03-01 23:23 by 向上的胖东
[考研] 0856材料与化工，270求调剂 +6	YXCT 2026-03-01	6/300	2026-03-01 23:21 by 向上的胖东
[考研] 0854复试调剂 276 +3	wmm9 2026-03-01	3/150	2026-03-01 23:13 by 热情沙漠
[考研] 265分求调剂不调专业和学校有行学上就 +6	礼堂丁真258 2026-02-28	8/400	2026-03-01 22:50 by jian_
[基金申请] 成果系统访问量大，请一小时后再尝试。---NSFC啥时候好哦，已经两天这样了 +4	NSFC2026我来了 2026-02-28	4/200	2026-03-01 22:37 by 铁门栓
[考研] 0856调剂 +5	刘梦微 2026-02-28	5/250	2026-03-01 22:30 by wang_dand
[考研] 299求调剂 +3	Y墨明棋妙Y 2026-02-28	5/250	2026-03-01 21:01 by tangxiaotian
[考研] 化工299分求调剂一志愿985落榜 +5	嘻嘻(^ω^) 2026-03-01	5/250	2026-03-01 19:47 by 无际的草原
[考研] 298求调剂 +6	axyz3 2026-02-28	6/300	2026-03-01 19:00 by 18137688336
[考研] 0856材料求调剂 +11	hyf hyf hyf 2026-02-28	12/600	2026-03-01 18:57 by 18137688336
[考研] 281求调剂 +4	2026计算机_诚心 2026-03-01	7/350	2026-03-01 17:20 by 2026计算机_诚心
[考研] 311求调剂 +6	亭亭亭01 2026-03-01	6/300	2026-03-01 15:41 by 324616
[考研] 303求调剂 +4	今夏不夏 2026-03-01	4/200	2026-03-01 14:46 by 嘟嘟小浣熊
[考研] 298求调剂 +9	人间唯你是清欢 2026-02-28	12/600	2026-03-01 14:23 by Ducount.Y
[考研] 材料284求调剂，一志愿郑州大学英一数二专硕 +10	想上岸的土拨鼠 2026-02-28	10/500	2026-03-01 14:12 by yc258
[考研] 311求调剂 +9	南迦720 2026-02-28	10/500	2026-03-01 10:55 by sunny81
[考研] 085600材料工程一志愿中科大总分312求调剂 +8	吃宵夜1 2026-02-28	10/500	2026-02-28 20:27 by L135790
[考研] 276求调剂 +3	路lyh123 2026-02-28	4/200	2026-02-28 19:45 by 路lyh123
[高分子] 求环氧树脂研发1名 +3	孙xc 2026-02-25	11/550	2026-02-28 16:57 by ichall

24小时热门版块排行榜

kakaqun

[求助] 隧道开挖模拟，不收敛，请帮忙看一下原因 已有1人参与

» 猜你喜欢

» 本主题相关价值贴推荐，对您同样有帮助:

liusizhe66

shgao20

【答案】应助回帖

kakaqun

kakaqun

[求助] 隧道开挖模拟，不收敛，请帮忙看一下原因已有1人参与