11 Tenzori naprezanja i deformacija
11 Tenzori naprezanja i deformacija
11 Tenzori naprezanja i deformacija
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57<br />
Glavne deformacije<br />
2<br />
2<br />
2<br />
,<br />
1<br />
2<br />
1<br />
2<br />
2<br />
+<br />
−<br />
±<br />
+<br />
= xy<br />
y<br />
x<br />
y<br />
x<br />
γ<br />
ε<br />
ε<br />
ε<br />
ε<br />
ε<br />
y<br />
x<br />
xy<br />
y<br />
xy<br />
tg<br />
ε<br />
ε<br />
γ<br />
ε<br />
ε<br />
γ<br />
ϕ<br />
−<br />
=<br />
−<br />
⋅<br />
=<br />
2<br />
2<br />
1<br />
2<br />
x<br />
0<br />
y<br />
x<br />
xy<br />
tg<br />
ε<br />
ε<br />
γ<br />
ϕ<br />
−<br />
=<br />
0<br />
2
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