Deformasjonsmetoden

Deformasjonsmetoden Deformasjonsmetoden

11.03.2014 Views

Moment- og skjærkraftdiagram 0.133 2 0.088 3 0.022 M : x Pl Q : x P 1 2 0.883 ← → ← → 0.248 ↑ ↓ 3 ← → 0.905 1 4 1 0.117 4 0.022 0.248 0.248

Stivhetsmatrise for bjelke med tverrforskyvning w 1 w 2 θ 1 l EI, θ 2 ⎡ 12EI 6EI 12EI 6EI ⎤ ⎢ − − − 3 2 3 2 l l l l ⎥ ⎢ ⎥ ⎡ Q1 ⎤ ⎢ 6EI 4EI 6EI 2EI ⎥ ⎡w1 ⎤ ⎡ q1 ⎤ ⎢ M ⎥ − 2 2 1 ⎢ ⎥ ⎢ ⎥ ⎢ 1 m ⎥ ⎢ ⎥ l l l l ⎢ θ ⎥ ⎢ 1 = ⎢ ⎥ + ⎥ ⎢ Q ⎥ ⎢ 12EI 6EI 12EI 6EI ⎥ ⎢w ⎥ ⎢ q ⎥ 2 2 2 − 3 2 3 2 ⎣⎢ M2 ⎦⎥ ⎢ l l l l ⎥ ⎣⎢ θ2 ⎦⎥ ⎢⎣ mb ⎥⎦ ⎢ ⎢ 6EI 2EI 6EI 4EI − ⎢ 2 2 ⎣ l l l l ⎥ ⎥ ⎥⎦

Moment- og skjærkraftdiagram<br />

0.133<br />

2<br />

0.088<br />

3<br />

0.022<br />

M : x Pl<br />

Q : x P<br />

1<br />

2<br />

0.883<br />

← → ← →<br />

0.248<br />

↑<br />

↓<br />

3<br />

← →<br />

0.905<br />

1<br />

4 1<br />

0.117<br />

4<br />

0.022<br />

0.248<br />

0.248

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