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Dimenzioniranje AB konstrukcije na kombinirano obremenitev

Dimenzioniranje AB konstrukcije na kombinirano obremenitev

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OBZK – 11/12, 5.vaja<br />

V w [kN]<br />

1 2 3<br />

-1.123E-12<br />

1 -1.421E-14 2 -1.421E-14<br />

10.71 10.71<br />

3<br />

-30<br />

4<br />

N w [kN]<br />

-10.71<br />

1 2 3<br />

1 2<br />

3<br />

-10.71<br />

4<br />

3.4. Kombi<strong>na</strong>cije vplivov<br />

MSN - stal<strong>na</strong> projekt<strong>na</strong> stanja (osnovne komb.):<br />

<br />

j1<br />

γ<br />

G, j<br />

G<br />

k, j<br />

γ<br />

MSU - kombi<strong>na</strong>cije vplivov: karakteristič<strong>na</strong>: G<br />

k, j<br />

P Qk,1<br />

<br />

pogosta:<br />

<br />

j1<br />

G<br />

k, j<br />

<strong>na</strong>videzno stal<strong>na</strong>:<br />

j1<br />

P <br />

<br />

j1<br />

1,1<br />

Q<br />

k,1<br />

P <br />

MSN<br />

MSU<br />

obt.primer kombi<strong>na</strong>cija K1 K2 K3 K4 K5 K6 K7 K8<br />

g – last<strong>na</strong>+stal<strong>na</strong> obtežba<br />

q s – sneg ( 0 =0.5)<br />

q w – veter ( 0 =0.6)<br />

G<br />

k, j<br />

Q,1<br />

<br />

Q<br />

<br />

i1<br />

<br />

i1<br />

<br />

k,1<br />

i1<br />

<br />

<br />

2, i<br />

2, i<br />

Q<br />

<br />

i1<br />

0, i<br />

Q<br />

γ<br />

Q<br />

k, i<br />

k, i<br />

Q, i<br />

k, i<br />

<br />

0, i<br />

Q<br />

k, i<br />

4

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