24小时热门版块排行榜    

查看: 1885  |  回复: 4

wang412131

金虫 (小有名气)

[交流] 【求助】三维网格重划分问题 已有4人参与

接触分析中,采用网格重划分,网格的大小及节点位置总是改变,导致不能探测到接触,所以没有反力或应力产生,得不到正确的求解结果,请问大家,这种问题应该怎样解决呢?

[ Last edited by wang412131 on 2010-10-10 at 16:58 ]
回复此楼
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

cfem_nli

新虫 (初入文坛)

★ ★
小木虫(金币+0.5):给个红包,谢谢回帖交流
adu886886(金币+1):谢谢提供意见 2010-08-05 09:49:47
引用回帖:
Originally posted by wang412131 at 2010-07-30 10:28:15:
接触分析中,采用网格重划分,网格的大小及节点位置总是改变,导致不能探测到接触,所以没有反力或应力产生,得不到正确的求解结果,请问大家,这种问题应该怎样解决呢?

first, by saying 网格重划分, do you mean" adaptive remeshing" ?

second,  your contact algorithm is written by yourself,or you are using some FEM software tools like Abaqus or Ls-DYna.... IN the latter case, do you actullay define the necessary contact?

however, In either case, mesh size and node position should not have brought big contact detection issue.  it's kind of relatively easy to handle depending on your specific model.
明知不可为而为之,欢迎到我的Wordpress站点, http://cfem2nli.wordpress.com/
2楼2010-08-04 22:46:22
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

wang412131

金虫 (小有名气)

引用回帖:
Originally posted by cfem_nli at 2010-08-04 22:46:22:


first, by saying 网格重划分, do you mean" adaptive remeshing" ?

second,  your contact algorithm is written by yourself,or you are using some FEM software tools like Abaqus or Ls-D ...

把模型传上来了,你再帮我看看呗
3楼2010-10-10 16:56:59
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

重乾重坤

铁虫 (初入文坛)

加个分离力试试
嗨哟
4楼2011-10-09 15:37:37
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

tizi123

新虫 (初入文坛)


小木虫: 金币+0.5, 给个红包,谢谢回帖
不知道,在哪里设置重划分网格
5楼2012-05-31 11:09:41
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 wang412131 的主题更新
普通表情 高级回复 (可上传附件)
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[硕博家园] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +3 23jxep3nCNZb 2026-09-14 3/150 2026-09-15 01:21 by mibUvS8DDCwf
[硕博家园] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +3 6F5UbRU2I5hL 2026-09-14 3/150 2026-09-15 00:25 by mibUvS8DDCwf
[考博] 售SCI一区T0P文章,我:8O.55.1.O.5.4,科目齐全,可+急 +4 s3fFTmArrBt6 2026-09-14 5/250 2026-09-14 23:57 by vZfe6xYu34yj
[硕博家园] 售SCI一区文章,我:8.O.551.O.5.4,科目全,可伽急 +3 s3fFTmArrBt6 2026-09-13 5/250 2026-09-14 23:13 by vZfe6xYu34yj
[教师之家] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +3 s3fFTmArrBt6 2026-09-13 3/150 2026-09-14 23:09 by vZfe6xYu34yj
[硕博家园] 售SCI一区文章,我:8O5.5.1.O5.4,科目全,可伽急 +3 s3fFTmArrBt6 2026-09-13 5/250 2026-09-14 22:45 by vZfe6xYu34yj
[公派出国] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +3 LwdutQ8HoqWP 2026-09-13 6/300 2026-09-14 22:37 by vZfe6xYu34yj
[考研] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +5 LwdutQ8HoqWP 2026-09-13 5/250 2026-09-14 22:25 by vZfe6xYu34yj
[找工作] 售SCI一区文章,我:8O5.5.1.O5.4,科目全,可伽急 +5 3n8v2C8RimXI 2026-09-13 5/250 2026-09-14 22:13 by vZfe6xYu34yj
[博后之家] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +4 QUjhNVAcOSff 2026-09-13 4/200 2026-09-14 21:37 by vZfe6xYu34yj
[考博] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +5 QUjhNVAcOSff 2026-09-13 5/250 2026-09-14 21:36 by vZfe6xYu34yj
[考研] 售SCI一区文章,我:8.O.551.O.5.4,科目全,可伽急 +4 QUjhNVAcOSff 2026-09-13 5/250 2026-09-14 21:33 by vZfe6xYu34yj
[找工作] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +3 QUjhNVAcOSff 2026-09-13 5/250 2026-09-14 21:25 by vZfe6xYu34yj
[博后之家] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +4 QUjhNVAcOSff 2026-09-13 5/250 2026-09-14 21:24 by vZfe6xYu34yj
[公派出国] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +5 QUjhNVAcOSff 2026-09-13 7/350 2026-09-14 21:21 by vZfe6xYu34yj
[考研] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +3 s3fFTmArrBt6 2026-09-14 3/150 2026-09-14 18:01 by Aj1rhIDL5ixY
[考博] 售SCI文章,我:8O.5.5.1O.54,科目全,可十急 +4 3n8v2C8RimXI 2026-09-13 4/200 2026-09-14 15:37 by Aj1rhIDL5ixY
[找工作] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +5 QUjhNVAcOSff 2026-09-13 6/300 2026-09-14 15:21 by Aj1rhIDL5ixY
[硕博家园] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +3 QUjhNVAcOSff 2026-09-13 3/150 2026-09-14 15:09 by Aj1rhIDL5ixY
[考博] 西北工业大学材料学院电化学传感与催化课题组招收2027年推免研究生、博士生、博士后 +3 马方园 2026-09-10 4/200 2026-09-14 09:29 by Chem张zz
信息提示
请填处理意见