April 2016
Intermediate to advanced
297 pages
8h 37m
English
Content preview from Structural Acoustics
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Unstiffened, Stiffened, Sandwich, and Composite Plates 83
© 2011 by Taylor and Francis Group, LLC
TABLE5.2
Frequencies, Deections, and Stresses in Simply Supported and Clamped Rectangular Plates under Uniform Impulsive Load (ν = 0.3)
First Symmetrical
Mode
w = X
1
Y
1
Scond Symmetrical
Mode
w = X
1
Y
3
Third Symmetrical
Mode
w = X
1
Y
3
Fourth Symmetrical
Mode
w = X
3
Y
1
First
Antisym
Mode
w= X
1
Y
2
Second
Antisym
Mode
w= X
2
Y
2
Static Values
Deection w Stress σ
w y
P a
Eh
y A A
A A
0
4
3
1 2
3 4
=
= −
+ −
σ δ
δ
=
= −
+ ±
6P a
h
B B
B B
0
2
3
1 2
*
3 4
b/a K A
1
B
1
K A
2
B
2
K A
3
B
3
K A
4
B
4
K K y δ
Simply supported plate
1.0 19.70 0.0454 0.0533 99.0 0.0006 0.0020 256.6 0.00085 0.0004 99.0 0.00060 0.0051 ...
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