Mathcad - krata3t
Mathcad - krata3t
Mathcad - krata3t
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Obliczenie reakcji podpór<br />
r<br />
:=<br />
K ⋅ u<br />
− p + pT<br />
r T =<br />
1 2 3 4 5 6 7 8 9 10 11 12 13 14<br />
1 17.897 2.480 -0.000 -0.000 -0.000 0.000 0.000 -0.000 -14.717 2.608<br />
⋅ kN<br />
Obliczenie sił wewnętrznych<br />
N e :=<br />
E ⋅ A e<br />
( L e ) 2 ⋅ ⎡ u 2 ⋅ Wke<br />
− u<br />
⎣ −1<br />
2 ⋅ Wpe −1<br />
( ) ⋅ Lx e<br />
+ ( u 2 ⋅ Wke<br />
− u 2 ⋅ Wpe ) ⋅ Ly e<br />
⎤<br />
⎦<br />
−<br />
α t ⋅ T e<br />
⋅ E ⋅ A e<br />
30<br />
N =<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
8<br />
1<br />
-4.471<br />
16.562<br />
11.181<br />
-14.176<br />
14.176<br />
24.058<br />
-38.273<br />
-20.445<br />
⋅ kN<br />
N e<br />
kN<br />
20<br />
10<br />
0<br />
− 10<br />
− 20<br />
− 30<br />
− 40<br />
0 1 2 3 4 5 6 7 8 9<br />
e
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