604
16 Computer Programs in Vibration Analysis
Table 16.11 Output of the plate problem
Output data for the plate problem
FREE VIBRATION ANALYSIS OF ORTHOTROPIC PLATES
USING ISOPARAMETRIC QUADRATIC BENDING ELEMENT
Length and Width of the Plate :
1.000
1.000
PHAI =
90.00
Density of the Material :
100.0
Thickness of the Plate =
0.1000E-01
No. of divisions in x- and y- directions =
6
6
No. of nodes per element =
8
No. of d.o.f. per node =
3
Total d.o.f. of the plate = 399
Half Bandwidth =
69
No. of gauss points =
2
No. of elements =
36
No. of d.o.f. per element =
24
No. of required frequencies =
2
Boundary Conditions :
nbon1 nbon2 nbon3 nbon4 nsymx nsymy
1
1
1
1
0
0
Rigidity Components :
dx
dy
d1
dxy
sx
sy
1.000
1.000
0.3000
0.3500
0.3500E+05
0.3500E+05
Element Nodal Connectivity :
The element no. :
1
1
2
3
15
23
22
21
14
The element no. :
2
3
4
5
16
25
24
23
15
The element no. :
3
5
6
7
17
27
26
25
16
The element no. :
4
7
8
9
18
29
28
27
17
The element no. :
5
9
10
11
19
31
30
29
18
The element no. :
6
11
12
13
20
33
32
31
19
The element no. :
7
21
22
23
35
43
42
41
34
The element no. :
8
23
24
25
36
45
44
43
35
The element no. :
9
25
26
27
37
47
46
45
36
The element no. :
10
27
28
29
38
49
48
47
37
The element no. :
11
29
30
31
39
51
50
49
38
The element no. :
12
31
32
33
40
53
52
51
39
The element no. :
13
(continued)