作者conell (...............)
看板Cad_Cae
标题[问题]用Ansys beam188执行用算後的错误警告
时间Sat Mar 29 10:48:32 2008
我的模型是一个类似路灯的悬臂梁
线性变断面(故使用beam188元素)结构
在悬臂柱10M处又接一根45度角的悬臂梁
问题是:
执行运算後会有"Element 16 integration 1 point is located outside of end stations.
Please verify section input 2." 的警告讯息
想请教大家问题出在那儿? 有人遇过这样的问题吗? 如何排除?
参考以下大陆论坛网站後, 还是不懂
http://www.okok.org/cgi-bin/ut/topic_show.cgi?id=141993&h=1&bpg=1&age=0
http://www.okok.org/cgi-bin/ut/topic_show.cgi?id=167979&h=1&bpg=11&age=20000
请能人指点!!
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以下是我的命令流
FINISH
/CLEAR
CSYS,4 ! WP TO Active CS
WPCSYS,,0 ! RESET WP TO GLOBAL CARTESIAN
/PREP7
/TITLE,
ANTYPE,MODAL ! MODAL ANALYSIS
ET,1,BEAM188
MP,EX,1,1.5E6
MP,NUXY,1,0.35 ! POISSON'S RATIO
MP,DENS,1,0.5
SECTYPE,1,BEAM,CSOLID ! CIRCULAR BEAM CROSS-SECTION
SECDATA,0.3,, ! CROSS-SECTION AT BOTTOM END OF TAPERED BEAM
SECTYPE,2,BEAM,CSOLID ! CIRCULAR BEAM CROSS-SECTION
SECDATA,0.15,, ! CROSS-SECTION AT TOP END OF TAPERED BEAM
SECTYPE,3,TAPER ! TAPERED BEAM
SECDATA,1, 0.0, 0.0 ! STARTING LOCATION OF TAPERED BEAM
SECDATA,2, 0.0, 15 ! ENDING LOCATION OF TAPERED BEAM
N,1,0,0
N,16,0,15
FILL
N,21,,,1
NGEN,15,1,21
SECNUM,3
E,1,2,21
EGEN,15,1,1,,,,,
D,1,ALL
D,2,UZ,,,16,,ROTX,ROTY
WPOFFS,0,10,0
WPROTA,-45,,
SECTYPE,4,BEAM,CSOLID ! CIRCULAR BEAM CROSS-SECTION
SECDATA,0.1,, ! CROSS-SECTION AT LEFT END OF TAPERED BEAM
SECTYPE,5,BEAM,CSOLID ! CIRCULAR BEAM CROSS-SECTION
SECDATA,0.05,, ! CROSS-SECTION AT RIGHT END OF TAPERED BEAM
SECTYPE,6,TAPER ! TAPERED BEAM
SECDATA,4, 0.0, 0.0 ! STARTING LOCATION OF TAPERED BEAM
SECDATA,5, 0.0, 5 ! ENDING LOCATION OF TAPERED BEAM
N,41,0,0
N,46,0,5
FILL
NDELE,41,,
N,47,,,1
NGEN,5,1,47
SECNUM,6
E,11,42,47
E,42,43,48
EGEN,4,1,17,,,,,
D,42,UZ,,,51,,ROTX,ROTY
/SOLU
ANTYPE,MODAL
MODOPT,LANB,10,0,10000, ,OFF
SOLVE
FINISH
/POST1
SET,LIST
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