a análise de placas laminadas compostas inteligentes
a análise de placas laminadas compostas inteligentes
a análise de placas laminadas compostas inteligentes
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7.5 Solução <strong>de</strong> Navier 145<br />
−<br />
∞<br />
∞<br />
m=1 n=1<br />
<br />
hk<br />
e<br />
2<br />
(k)<br />
14 αmYmn + e (k)<br />
14 αmβnWmn<br />
<br />
cos αmx cos βny e iωt<br />
+ e (k)<br />
25 βnXmn + e (k)<br />
25 αmβnWmn<br />
∞ ∞<br />
<br />
hk<br />
+<br />
e<br />
2<br />
m=1 n=1<br />
(k)<br />
15 αmXmn + e (k)<br />
15 α 2 mWmn + e (k)<br />
24 βnYmn + e (k)<br />
24 β 2 <br />
nWmn sin αmx sin βny e iωt<br />
∞ ∞ 1<br />
4 zk −<br />
hk 12<br />
m=1 n=1<br />
− zkz3 k−1<br />
3 + z4 <br />
k−1<br />
4<br />
<br />
3e (k)<br />
14 αmYmn + 3e (k)<br />
<br />
25 βnXmn cos αmx cos βny e iωt<br />
∞ ∞ 1<br />
4 zk +<br />
hk 12<br />
m=1 n=1<br />
− zkz3 k−1<br />
3 + z4 <br />
k−1<br />
4<br />
<br />
3e (k)<br />
15 αmXmn + 3e (k)<br />
<br />
24 βnYmn sin αmx sin βny e iωt<br />
∞ ∞ 1<br />
+<br />
h<br />
m=1 n=1<br />
2 3 zk k 3 + zkz 2 k−1 − z 2 kzk−1 − z3 <br />
k−1<br />
2χ<br />
3<br />
(k)<br />
12 αmβnΦ (k−1)<br />
<br />
mn cos αmx cos βny e iωt<br />
∞ ∞ 1<br />
−<br />
h<br />
m=1 n=1<br />
2 3 zk k 3 + zkz 2 k−1 − z 2 kzk−1 − z3 <br />
k−1<br />
3<br />
<br />
χ (k)<br />
11 α 2 mΦ (k−1)<br />
mn + χ (k)<br />
22 β 2 nΦ (k−1)<br />
<br />
mn sin αmx sin βny e iωt<br />
∞ ∞<br />
<br />
− e<br />
m=1 n=1<br />
(k)<br />
36 βnUmn + e (k)<br />
<br />
36 αmVmn cos αmx cos βny e iωt<br />
∞ ∞<br />
<br />
+ e<br />
m=1 n=1<br />
(k)<br />
31 αmUmn + e (k)<br />
<br />
32 βnVmn sin αmx sin βny e iωt<br />
−<br />
+<br />
−<br />
+<br />
∞<br />
m=1 n=1<br />
∞<br />
m=1 n=1<br />
∞<br />
m=1 n=1<br />
∞<br />
m=1 n=1<br />
∞ <br />
1<br />
2hk<br />
∞ <br />
1<br />
2hk<br />
∞ <br />
1<br />
4hk<br />
∞ <br />
1<br />
−<br />
(z 2 k − z 2 k−1)<br />
<br />
e (k)<br />
36 βnXmn + e (k)<br />
36 αmYmn<br />
<br />
cos αmx cos βny e iωt<br />
(z 2 k − z 2 <br />
k−1)<br />
<br />
e (k)<br />
31 αmXmn + e (k)<br />
<br />
32 βnYmn sin αmx sin βny e iωt<br />
(z 4 k − z 4 <br />
k−1)<br />
<br />
e (k)<br />
36 βnXmn + e (k)<br />
<br />
36 αmYmn cos αmx cos βny e iωt<br />
(z 4 k − z 4 <br />
k−1)<br />
<br />
e (k)<br />
31 αmXmn + e (k)<br />
<br />
32 βnYmn sin αmx sin βny e iωt<br />
4hk<br />
∞ ∞ 1<br />
<br />
hk<br />
m=1 n=1<br />
χ (k)<br />
33 Φ (k−1)<br />
<br />
mn sin αmx sin βny e iωt + qek = 0<br />
(7.97)<br />
Neste estágio, po<strong>de</strong> se constatar que, para as condições <strong>de</strong> contorno propostas, é<br />
possível obter a solução <strong>de</strong> Navier para laminados ortotrópicos, nos quais os seguintes<br />
coeficientes <strong>de</strong> rigi<strong>de</strong>z se anulam