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[前后处理] 如何建裂纹模型和网格划分

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发表于 2007-4-21 10:48 | 显示全部楼层 |阅读模式

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如何在胶接接头胶粘剂中建裂纹模型和网格划分?
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 楼主| 发表于 2007-4-23 22:47 | 显示全部楼层

看这个能表示裂纹吗?

/units,si   
/prep7  
k,1,0,0
k,2,0.0375,0
k,3,0.1,0   
k,4,0.1,0.002   
k,5,0.0375,0.002
k,6,0,0.002
k,7,0.075,0.00212   
k,8,0.1375,0.00212  
k,9,0.175,0.00212   
k,10,0.175,0.00412  
k,11,0.1375,0.00412
k,12,0.075,0.00412  
k,13,0,0.00424  
k,14,0.0375,0.00424
k,15,0.1,0.00424
k,16,0.1,0.00624
k,17,0.0375,0.00624
k,18,0,0.00626  
k,19,0.075,0.002
k,20,0.1,0.00212
k,21,0.1,0.00412
k,22,0.075,0.00424  
k,23,0.1,0.00206
k,24,0.099,0.00206  
k,25,0.099,0.002
k,26,0.099,0.00212
k,53,0.1,0.00206  
a,1,2,5,6   
a,2,3,4,5   
a,7,8,11,12
a,8,9,10,11
a,13,14,17,18   
a,14,15,16,17   
a,12,21,15,22   
a,19,25,26,7
a,25,4,23,24
a,24,53,20,26   
/REPLOT,RESIZE  
APLOT   
FLST,2,6,5,ORDE,2   
FITEM,2,1   
FITEM,2,-6  
AGLUE,P51X
发表于 2007-4-23 23:13 | 显示全部楼层
网格要在裂纹尖端细化
 楼主| 发表于 2007-4-24 11:18 | 显示全部楼层

那个尖端奇异性如何表示了?

那个尖端奇异性如何表示了?用KSCON命令,可以吗?还有,KSCON 参数如何设置适合?
我的胶层厚度为0.12mm,网格划4层,采用三角形自由划分。
谢谢解答!!
发表于 2007-5-10 12:43 | 显示全部楼层

求助:复合材料胶接问题

胶的特性是怎么定义的呢?
能说说么?
 楼主| 发表于 2007-5-10 13:56 | 显示全部楼层

看这能帮到你不?

你是问材料属性还是什么?
!定义材料属性
MPTEMP,,,,,,,,  
MPTEMP,1,0  
MPDATA,EX,1,,210e9  
MPDATA,PRXY,1,,0.3  
MPTEMP,,,,,,,,  
MPTEMP,1,0  
MPDATA,EX,2,,3e9
MPDATA,PRXY,2,,0.42
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