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a análise de placas laminadas compostas inteligentes

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7.5 Solução <strong>de</strong> Navier 141<br />

(B12 + B66) ∂2 u 0<br />

L11<br />

+ B66<br />

∂x∂y<br />

∂2v 0 ∂<br />

+ B22<br />

∂x2 2v0 ∂y2 + (D12 + D66) ∂2ψx ∂x∂y<br />

+ (F12 + F66) ∂2 ψ3x<br />

∂w<br />

− Ac44ψy − Ac44<br />

0<br />

−<br />

npiez <br />

k=1<br />

npiez <br />

−<br />

k=1<br />

∂ 2 ψ3y<br />

∂ 2 ψ3y<br />

∂y 2<br />

+ D66<br />

+ F66<br />

∂x∂y ∂x2 + F22<br />

∂y − Ac45ψx<br />

∂w<br />

− Ac45<br />

0<br />

∂x − 3Dc44ψ3y − 3Dc45ψ3x<br />

<br />

<br />

1<br />

2hk<br />

<br />

hk<br />

2<br />

(z 2 k − z 2 k−1)<br />

e (k)<br />

14<br />

∂ϕk−1<br />

∂x<br />

e (k)<br />

36<br />

+ e(k)<br />

24<br />

∂2u0 ∂<br />

+ L66<br />

∂x2 2u0 ∂y2 + (L12 + L66) ∂2v 0<br />

+ H11<br />

∂ 2 ψ3x<br />

+ H66<br />

∂x2 ∂ϕk−1<br />

∂x<br />

∂ϕk−1<br />

∂y<br />

+ F11<br />

∂x∂y<br />

+ e(k)<br />

32<br />

∂ϕk−1<br />

∂y<br />

<br />

− mx = fmy<br />

∂2ψy ∂<br />

+ D22<br />

∂x2 2ψy ∂y2 ∂2ψx ∂<br />

+ F66<br />

∂x2 2ψx ∂y2 + (F12 + F66) ∂2ψy ∂x∂y<br />

∂2ψ3x ∂y2 + (H12 + H66) ∂2ψ3y ∂x∂y<br />

∂w<br />

− 3Dc45ψy − 3Dc45<br />

0<br />

∂y − 3Dc55ψx<br />

∂w<br />

− 3Dc55<br />

0<br />

∂x − 9F c45ψ3y − 9F c55ψ3x<br />

npiez 1<br />

− (z<br />

4hk k=1<br />

4 k − z 4 <br />

k−1) e (k)<br />

<br />

∂ϕk−1 ∂ϕk−1<br />

31 + e(k) 36<br />

∂x ∂y<br />

npiez <br />

<br />

<br />

1<br />

−<br />

k=1<br />

hk<br />

(L12 + L66) ∂2 u 0<br />

4 zk 12 − zkz3 k−1<br />

3 + z4 k−1<br />

4<br />

+ L66<br />

∂x∂y<br />

3e (k)<br />

15<br />

∂ϕk−1<br />

∂x<br />

+ 3e(k)<br />

25<br />

∂ϕk−1<br />

∂y<br />

∂2v 0 ∂<br />

+ L22<br />

∂x2 2v0 ∂y2 + (F12 + F66) ∂2ψx ∂x∂y<br />

+ (H12 + H66) ∂2 ψ3x<br />

∂ 2 ψ3y<br />

∂ 2 ψ3y<br />

∂y 2<br />

+ F66<br />

+ m3y = f3mx<br />

∂2ψy ∂<br />

+ F22<br />

∂x2 2ψy ∂y2 + H66<br />

∂x∂y ∂x2 + H22<br />

∂w<br />

− 3Dc44ψy − 3Dc44<br />

0<br />

∂y − 3Dc45ψx<br />

∂w<br />

− 3Dc45<br />

0<br />

∂x − 9F c44ψ3y − 9F c45ψ3x<br />

npiez 1<br />

− (z<br />

4hk k=1<br />

4 k − z 4 <br />

k−1) e (k)<br />

<br />

∂ϕk−1 ∂ϕk−1<br />

36 + e(k) 32<br />

∂x ∂y<br />

npiez <br />

<br />

<br />

1<br />

−<br />

− m3x = f3my<br />

k=1<br />

hk<br />

4 zk 12 − zkz3 k−1<br />

3 + z4 k−1<br />

4<br />

3e (k)<br />

14<br />

∂ϕk−1<br />

∂x<br />

+ 3e(k)<br />

24<br />

∂ϕk−1<br />

∂y<br />

(7.87)<br />

(7.88)<br />

(7.89)<br />

Então, substituindo as expansões propostas para os <strong>de</strong>slocamentos generalizados (7.74)

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