Rasmus ÿstergaard forside 100%.indd - Solid Mechanics
Rasmus ÿstergaard forside 100%.indd - Solid Mechanics
Rasmus ÿstergaard forside 100%.indd - Solid Mechanics
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
Pcr<br />
P gl<br />
1<br />
0.8<br />
0.6<br />
0.4<br />
0.2<br />
0.01<br />
0.02<br />
0.04<br />
0.005<br />
0.01<br />
0.0<br />
0.015<br />
0.02<br />
0.04<br />
ℓ0/L = 0.05<br />
ℓ0/L = 0.1<br />
0<br />
0 0.01 0.02 0.03 0.04 0.05<br />
<br />
β<br />
<br />
α<br />
<br />
<br />
<br />
<br />
cr P<br />
x1 = L/4<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
×10<br />
<br />
<br />
<br />
cr P /P gl =0.77<br />
cr gl P /P =0.45<br />
<br />
<br />
<br />
<br />
x1 ≈ L/4<br />
<br />
α β<br />
<br />
α β<br />
cr P P gl <br />
β<br />
<br />
α ℓ0/L <br />
<br />
α =0.01 ℓ0/L =0.1,<br />
β<br />
<br />
<br />
β =0 β =0.021<br />
<br />
<br />
β =0.021,
Change language