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projektiranje osno-upogibno obremenjenih armirano betonskih ...

projektiranje osno-upogibno obremenjenih armirano betonskih ...

projektiranje osno-upogibno obremenjenih armirano betonskih ...

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a<br />

zs<br />

h<br />

z<br />

d<br />

x<br />

a'<br />

BK I: 3. vaja<br />

1<br />

's<br />

N'x,s,Rd<br />

A's<br />

nevtralna os<br />

N x,c,Rd<br />

y<br />

T c<br />

M y,Ed<br />

N x,Ed<br />

M y,Eds<br />

As<br />

s<br />

N x,s,Rd<br />

N x,Ed<br />

b<br />

z<br />

Slika 9<br />

Deformacijsko in napetostno stanje v prečnem prerezu.<br />

Upogibni moment na težišče natezne armature je<br />

M<br />

y, Eds<br />

M<br />

y,<br />

Ed<br />

Nx,<br />

Ed<br />

zs<br />

. (3.28)<br />

~ 10 ~

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