24小时热门版块排行榜    

查看: 3958  |  回复: 2

海角下的秘密

新虫 (初入文坛)

[求助] 求教hypermesh中的CFD Tetramesh With BL和W/oBL 含义 已有1人参与

请问大侠们,CFD Tetramesh中CFD Tetramesh With BL和W/oBL 含义是什么,打算用hypermesh做fluent前处理,模拟飞行器贴着地面飞行,计算地效应作用产生的附加升力。用半个椭球作为压力远场,飞行器位于压力远场中心,椭球面和后面的截面定义为pressure-farfield,飞行器表面定义为wall,并且把上表面和下表面分开,分别命名为upper和lower,如图所示,这里 With BL和W/oBL 应分别选择什么?新手诸多不懂, 烦请虫友们赐教,

求教hypermesh中的CFD Tetramesh With BL和W/oBL 含义
CFDmesh.jpg


求教hypermesh中的CFD Tetramesh With BL和W/oBL 含义-1
压力远场.jpg
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

海角下的秘密

新虫 (初入文坛)

刚刚搞懂了BL就是边界层,应该只在飞行器表面附有边界层才对,欢迎大侠们继续交流!
2楼2015-04-23 10:59:53
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

beefman

铜虫 (小有名气)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
海角下的秘密: 金币+10, ★★★很有帮助, 多谢啦,金币不多,略表谢意,哈哈,以后多向您请教~ 2015-04-24 12:05:32
把help文件里面的解释贴出来吧,hm虽然比较熟悉,可惜本人不是搞CFD的,只能帮你到这里了。

With BL (fixed/float):
This selects tria/quad elements that define the surface area on which you need to generate boundary layers.

If a refinement box includes boundary shells selected via the With BL (float) selector and the remesh option is used, the surface elements are remeshed using the element size assigned to the refinement box.

W/o BL (fixed / float)
This selects tria/quad elements that define the boundary regions where a boundary layer is not desired.

The option W/o BL (fixed) can be used, for example, if two adjacent volumes are meshed sequentially and a matching interface has to be ensured. In that case the common interface elements have to be selected as W/o BL (fixed).
3楼2015-04-23 18:06:51
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 海角下的秘密 的主题更新
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[基金申请] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +5 xvJS1BYDxvBS 2026-10-31 11/550 2026-11-02 03:13 by xzcv0Tehd8lQ
[论文投稿] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +4 xvJS1BYDxvBS 2026-10-31 9/450 2026-11-02 03:11 by xzcv0Tehd8lQ
[公派出国] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +6 1uaZt2kAZj2S 2026-10-31 9/450 2026-11-02 03:00 by xzcv0Tehd8lQ
[基金申请] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +4 1uaZt2kAZj2S 2026-10-30 16/800 2026-11-02 02:58 by xzcv0Tehd8lQ
[考研] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +4 1uaZt2kAZj2S 2026-10-30 20/1000 2026-11-02 02:52 by xzcv0Tehd8lQ
[博后之家] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +4 1uaZt2kAZj2S 2026-10-30 17/850 2026-11-02 02:45 by xzcv0Tehd8lQ
[考研] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +3 hKe7U1kad5Sg 2026-10-31 6/300 2026-11-01 22:27 by xzcv0Tehd8lQ
[找工作] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +3 hKe7U1kad5Sg 2026-10-31 5/250 2026-11-01 22:27 by xzcv0Tehd8lQ
[考博] 售SCI一区文章,我:8O5.5.1.O5.4,科目全,可伽急 +3 hKe7U1kad5Sg 2026-10-31 6/300 2026-11-01 22:11 by xzcv0Tehd8lQ
[硕博家园] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +4 xvJS1BYDxvBS 2026-10-31 7/350 2026-11-01 22:05 by xzcv0Tehd8lQ
[找工作] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +4 1uaZt2kAZj2S 2026-10-30 11/550 2026-11-01 21:35 by xzcv0Tehd8lQ
[考博] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +5 1uaZt2kAZj2S 2026-10-30 17/850 2026-11-01 21:26 by xzcv0Tehd8lQ
[博后之家] 售SCI一区文章,我:8O5.5.1.O5.4,科目全,可伽急 +4 1uaZt2kAZj2S 2026-10-31 8/400 2026-11-01 16:58 by BCdvBAEpt3zm
[公派出国] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +4 1uaZt2kAZj2S 2026-10-30 15/750 2026-11-01 16:52 by BCdvBAEpt3zm
[找工作] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +4 1uaZt2kAZj2S 2026-10-31 8/400 2026-11-01 14:48 by BCdvBAEpt3zm
[考研] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +3 xvJS1BYDxvBS 2026-10-31 5/250 2026-11-01 12:51 by BCdvBAEpt3zm
[考博] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +3 1uaZt2kAZj2S 2026-10-30 10/500 2026-11-01 12:27 by BCdvBAEpt3zm
[考研] 售SCI文章,我:8O.5.5.1O.54,科目全,可十急 +3 1uaZt2kAZj2S 2026-10-30 16/800 2026-11-01 12:14 by BCdvBAEpt3zm
[论文投稿] 售SCI文章,我:8O.5.5.1O.54,科目全,可十急 +5 X5bHxOULxFqb 2026-10-30 26/1300 2026-11-01 10:22 by BCdvBAEpt3zm
[考博] 2027博士申请-临床检验诊断学、病原生物学、微生物方向 50+3 yyh@ 2026-10-28 4/200 2026-10-31 12:47 by 可淡不可忘
信息提示
请填处理意见