有限元后处理
如果用有限元程序得到结果Example 1 : 3D INT, UNIT CUBE
**** Interior Problem ****
Fluid Density= 1.210000
Speed of Sound= 343.0000
First Frequency= 5.459010 Hz
NODAL POINT COORDINATES:
NODE # 1 X= 1.000 Y= 0.000 Z= 0.000
NODE # 2 X= 1.000 Y= 0.500 Z= 0.000
NODE # 3 X= 1.000 Y= 1.000 Z= 0.000
NODE # 4 X= 1.000 Y= 1.000 Z= 0.500
NODE # 5 X= 1.000 Y= 0.500 Z= 0.500
NODE # 6 X= 1.000 Y= 0.000 Z= 0.500
NODE # 7 X= 1.000 Y= 0.000 Z= 1.000
NODE # 8 X= 1.000 Y= 0.500 Z= 1.000
NODE # 9 X= 1.000 Y= 1.000 Z= 1.000
NODE #10 X= 0.500 Y= 1.000 Z= 0.000
NODE #11 X= 0.000 Y= 1.000 Z= 0.000
NODE #12 X= 0.000 Y= 1.000 Z= 0.500
NODE #13 X= 0.500 Y= 1.000 Z= 0.500
NODE #14 X= 0.500 Y= 1.000 Z= 1.000
NODE #15 X= 0.000 Y= 1.000 Z= 1.000
NODE #16 X= 0.000 Y= 0.500 Z= 1.000
NODE #17 X= 0.000 Y= 0.000 Z= 1.000
NODE #18 X= 0.000 Y= 0.000 Z= 0.500
NODE #19 X= 0.000 Y= 0.500 Z= 0.500
NODE #20 X= 0.000 Y= 0.500 Z= 0.000
NODE #21 X= 0.000 Y= 0.000 Z= 0.000
NODE #22 X= 0.500 Y= 0.000 Z= 0.000
NODE #23 X= 0.500 Y= 0.000 Z= 0.500
NODE #24 X= 0.500 Y= 0.000 Z= 1.000
NODE #25 X= 0.500 Y= 0.500 Z= 0.000
NODE #26 X= 0.500 Y= 0.500 Z= 1.000
ELEMENT CONNECTIVITY :
ELEMENT # 1 NODES= 1 2 5 6
ELEMENT # 2 NODES= 2 3 4 5
ELEMENT # 3 NODES= 6 5 8 7
ELEMENT # 4 NODES= 5 4 9 8
ELEMENT # 5 NODES= 3 10 13 4
ELEMENT # 6 NODES= 10 11 12 13
ELEMENT # 7 NODES= 4 13 14 9
ELEMENT # 8 NODES= 13 12 15 14
ELEMENT # 9 NODES= 11 20 19 12
ELEMENT #10 NODES= 20 21 18 19
ELEMENT #11 NODES= 12 19 16 15
ELEMENT #12 NODES= 19 18 17 16
ELEMENT #13 NODES= 21 22 23 18
ELEMENT #14 NODES= 22 1 6 23
ELEMENT #15 NODES= 18 23 24 17
ELEMENT #16 NODES= 23 6 7 24
ELEMENT #17 NODES= 7 8 26 24
ELEMENT #18 NODES= 8 9 14 26
ELEMENT #19 NODES= 24 26 16 17
ELEMENT #20 NODES= 26 14 15 16
ELEMENT #21 NODES= 21 20 25 22
ELEMENT #22 NODES= 20 11 10 25
ELEMENT #23 NODES= 22 25 2 1
ELEMENT #24 NODES= 25 10 3 2
BOUNDARY CONDITIONS:
ELEMENT NO. 1
LOCAL NODE #1CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
ELEMENT NO. 2
LOCAL NODE #1CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
ELEMENT NO. 3
LOCAL NODE #1CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
ELEMENT NO. 4
LOCAL NODE #1CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 1.0 0.0CB=-415.0 0.0CC= 0.0 0.0
ELEMENT NO. 5
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO. 6
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO. 7
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO. 8
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO. 9
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
ELEMENT NO.10
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
ELEMENT NO.11
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
ELEMENT NO.12
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC=-1.0 0.0
ELEMENT NO.13
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO.14
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO.15
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO.16
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO.17
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO.18
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO.19
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO.20
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO.21
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO.22
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO.23
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
ELEMENT NO.24
LOCAL NODE #1CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #2CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #3CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
LOCAL NODE #4CA= 0.0 0.0CB= 1.0 0.0CC= 0.0 0.0
Frequency= 5.459010 Hz
Wavenumber=9.9999838E-02
ESTIMATED MATRIX CONDITION NUMBER = 0.10220E+02
SOUND PRESSURE ON THE BOUNDARY :
NODE # 1P= 413. -40.3 AMPL= 415.0
NODE # 2P= 413. -40.3 AMPL= 415.0
NODE # 3P= 413. -40.3 AMPL= 415.0
NODE # 4P= 413. -40.3 AMPL= 415.0
NODE # 5P= 413. -40.3 AMPL= 415.0
NODE # 6P= 413. -40.3 AMPL= 415.0
NODE # 7P= 413. -40.3 AMPL= 415.0
NODE # 8P= 413. -40.3 AMPL= 415.0
NODE # 9P= 413. -40.3 AMPL= 415.0
NODE #10P= 415. -19.6 AMPL= 415.0
NODE #11P= 415. 1.16 AMPL= 415.1
NODE #12P= 415. 1.16 AMPL= 415.1
NODE #13P= 415. -19.6 AMPL= 415.0
NODE #14P= 415. -19.6 AMPL= 415.0
NODE #15P= 415. 1.16 AMPL= 415.1
NODE #16P= 415. 1.16 AMPL= 415.1
NODE #17P= 415. 1.16 AMPL= 415.1
NODE #18P= 415. 1.16 AMPL= 415.1
NODE #19P= 415. 1.16 AMPL= 415.0
NODE #20P= 415. 1.16 AMPL= 415.1
NODE #21P= 415. 1.16 AMPL= 415.1
NODE #22P= 415. -19.6 AMPL= 415.0
NODE #23P= 415. -19.6 AMPL= 415.0
NODE #24P= 415. -19.6 AMPL= 415.0
NODE #25P= 415. -19.6 AMPL= 415.0
NODE #26P= 415. -19.6 AMPL= 415.0
VN ON THE BOUNDARY :
ELEMENT # 1VN= 0.10E+01-0.97E-01 0.10E+01-0.97E-01 0.10E+01-0.97E-01 0.10E+01-0.97E-01
ELEMENT # 2VN= 0.10E+01-0.97E-01 0.10E+01-0.97E-01 0.10E+01-0.97E-01 0.10E+01-0.97E-01
ELEMENT # 3VN= 0.10E+01-0.97E-01 0.10E+01-0.97E-01 0.10E+01-0.97E-01 0.10E+01-0.97E-01
ELEMENT # 4VN= 0.10E+01-0.97E-01 0.10E+01-0.97E-01 0.10E+01-0.97E-01 0.10E+01-0.97E-01
ELEMENT # 5VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT # 6VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT # 7VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT # 8VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT # 9VN=-0.10E+01 0.00E+00-0.10E+01 0.00E+00-0.10E+01 0.00E+00-0.10E+01 0.00E+00
ELEMENT #10VN=-0.10E+01 0.00E+00-0.10E+01 0.00E+00-0.10E+01 0.00E+00-0.10E+01 0.00E+00
ELEMENT #11VN=-0.10E+01 0.00E+00-0.10E+01 0.00E+00-0.10E+01 0.00E+00-0.10E+01 0.00E+00
ELEMENT #12VN=-0.10E+01 0.00E+00-0.10E+01 0.00E+00-0.10E+01 0.00E+00-0.10E+01 0.00E+00
ELEMENT #13VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT #14VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT #15VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT #16VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT #17VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT #18VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT #19VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT #20VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT #21VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT #22VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT #23VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
ELEMENT #24VN= 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00
Field-Point Solution:
X=0.25 Y=0.50 Z=0.50 P=414.797 -9.216 AMPL=414.899
X=0.50 Y=0.50 Z=0.50 P=414.533-19.584 AMPL=414.996
请问如何用matllab画出最终结果 这似乎和有限元的关系不大
你只要从文件中读入你要的数据
画图就可以了,不知道你的数据想要画什么样的图形 我想根据文件画出方腔,然后把压力画出来 有限元已经完成了,根据节点和边,单元,把图画出来,可否指点一下思路,我会matlab,现在不知道要如何才能画出来 一直节点和边的信息,可以用patch来画
也可以根据关联的关系,用gplot等
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