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ID number:283308
 
Evaluation:
Published: 07.03.2011.
Language: Latvian
Level: College/University
Literature: n/a
References: Not used
Extract

Moments (M) šķēlumā I:
pēc ietekmes līnijām:
ω1=0,17·(0,94+0,83)/2=0,151 [m2]; ω2=0,94·2,5/2=1,175 [m2]; ω3= -0,56·1,5/2= -0,42 [m2]; ω4=0,23·1,25/2=0,144 [m2]; ω5=0,23·3,75/2=0,43 [m2]
ω = ω1 + ω2 + ω3 =0,151+1,175-0,42=0,906 [m2]
ω’= ω4 + ω5 =0,144+0,43=0,574 [m2]
MI= ω·q1 + ω’·q2 - h1·P2 =0,906·1+0,574·0,8-0,63·2=0,906+0,479-1,26=0,125 [kNm]
pēc epīras:
MI=P2·(1+X)-RE·X= 2·(1+1,5)-3,42·1,5= -0,13 [kNm]

Šķērsspēks (Q) šķēlumā I:
pēc ietekmes līnijām:
ω1= -0,17·(0,34+0,38)/2= -0,061 [m2]; ω2=0,63·2,5/2=0,788 [m2]; ω3= -0,38·1,5/2= -0,285 [m2]; ω4=0,16·1,25/2=0,1 [m2]; ω5=0,16·3,75/2=0,3 [m2]
ω = ω1 + ω2 + ω3 = -0,061+0,788-0,285=0,442 [m2]
ω’= ω4 + ω5 =0,1+0,3=0,4 [m2]
QI= ω·q1 + ω’·q2 + h2·P2 =0,442·1+0,4·0,8+0,25·2=1,262 [kN]
pēc epīras:
QI= -P2+RE-q1·(X-1,33)= -2+3,42-1·(1,5-1,33)=-2+3,42-0,17 =1,25 [kN]…

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