Issue 22
S. Bennati et alii, Frattura ed Integrità Strutturale, 22 (2012) 39-55; DOI: 10.3221/IGF-ESIS.22.06
kB
2
2
2
a
c
tanh cos ) d c
( sin
h
M
f
0
A
6
4 3
EJ
c
d c
EJ
cos
tanh sin
2 3
M a
1(
2
2 2 0
0 2 a c l d M ( )
1
)
)(
2 EJ E A h a 0 2 ) f f
2
2 (
2
c M
) sin
2 (
2
0
a c
b
)[ (
]
tanh
0
0
c
d c EJ
cos
tanh sin
M
M
2 (
2
tanh sin b
c
0
)
2 kB h EJ
0
EJ
f
B
1
3 2
EJ
c
2 d c M 0
cos
tanh sin
M d
2
2
tanh cos b
c
tanh (
)
2 kB h EJ
0
EJ
f
B
2
3 2
EJ
c
d c
cos
tanh sin
f kB M E A EJ
1
B
B
0,
( A2)
3
4
2
2 d
f
f
kB
2
M
M
h
f
2
2 (
2
0
B
h ] b
[
)
tan
5
0
3 2
E A
E
J
J E E J
f
f
B 6
1 6 1 A A B
M
C
C
0,
1
2
2 EJ C B c B c B c B c B C c C c C a c C a c C a c C 2 3 1 2 3 4 5 1 2 3 2 2 sin cos 3 2 3 2 ( ) ( ) ( )
4
0
1
0
2
0
3
The integration constants for the solution in stage 3 are given again by Eqs. (A2), provided that the current lengths a and d l a c are considered in place of 0 a and 0 d b c , respectively.
55
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