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Prof. Ciro Faella - Ordine degli Ingegneri della provincia di Napoli

Prof. Ciro Faella - Ordine degli Ingegneri della provincia di Napoli

Prof. Ciro Faella - Ordine degli Ingegneri della provincia di Napoli

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La a sezione generica:presso-flessione retta<br />

Metodo generale numerico<br />

y<br />

i+1<br />

ε<br />

y m<br />

i+1 y i<br />

i n<br />

ε<br />

ε M<br />

σ M<br />

σm<br />

σ<br />

y M =<br />

y i+1<br />

y m =<br />

y i<br />

x i+1 x i<br />

y n<br />

x<br />

( N N )<br />

N = ∑ , + ,<br />

c<br />

i<br />

cr<br />

i<br />

ct<br />

i<br />

N<br />

cr,<br />

i<br />

ct,<br />

i<br />

( x − x ) ⋅ σ( y)<br />

= i+<br />

⎛ x<br />

⎜<br />

⎝<br />

1<br />

− x<br />

− y<br />

i<br />

⎞<br />

⎟ ⋅<br />

⎠<br />

∫<br />

0<br />

y m<br />

=<br />

i+ i yM<br />

∫y<br />

yM<br />

m<br />

m<br />

N<br />

1<br />

σ<br />

dy<br />

( y) ⋅( y − y)<br />

M<br />

dy

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