Q4-R.pdf

2008-01-01 下载:2
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测试新系统,一篇壳单元的经典文章,Q4-R单元,有兴趣的朋友可以一看

节选段落一:
Equivalence of the matrix equations
The matrix equations of the mixed method are
K’u+iig=F, Q-9
s?


节选段落二:
Hughes, Mixed finite elemenr methods - reduced arad selective integration techniques
240 ECEMEN’YS
460 EOUATIONS
r = 4 _^_-...._
Fig. 4. EIement mesh for convergent flow in a channel.


节选段落三:
I = 2.26
____ Hornet solution 2-
1 \ 1 1 L
0 0.2 0.4 0.6 0.e 1.0 0 0.2 0.4 0.6 0.8 i.0
B,Q 8/a
P
‘Q
X
a
8
Q
6 ‘0
x
4 f-i
2
0 I 2 3 4
r r
Fig. 5. Pressure profile for convergent flow in a channel.
79
80 D.S. Malkus, 7h.J.R.
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