Rasmus ÿstergaard forside 100%.indd - Solid Mechanics
Rasmus ÿstergaard forside 100%.indd - Solid Mechanics Rasmus ÿstergaard forside 100%.indd - Solid Mechanics
σn ˆσ ˙λ
σ I n = un/u∗ n λ σ(λ) σ I t = ut/u∗ t λ u∗ n u∗ σ(λ), t σ(λ) ut ≡ 0 σ(λ) σ σ(λ) =0 λ =0 ˆσ λ = λ1 λ = λ2 0
- Page 1: Technical University of Denmark Dep
- Page 4 and 5: £ ¥ § © ¥ § £ § ¥
- Page 6 and 7: £ ¥ § © ¥ § £ § ¥
- Page 8 and 9: ¢ ¢ ¥ § ©
- Page 10 and 11: Sandwich columns Composite Structur
- Page 12 and 13: γ
- Page 14 and 15: μi, Ei νi (i =1, 2)
- Page 16 and 17: K K = σCL iɛ+1
- Page 18 and 19: sij = ⎡ ⎢ ⎣ ν21 ν31 − −
- Page 20 and 21: ρ ρ
- Page 22 and 23: σn
- Page 24 and 25: utip,∗
- Page 28 and 29: σ I n = un u∗ σ(λmax) n λmax
- Page 30 and 31: ˙δi
- Page 32 and 33: • •
- Page 34 and 35: M ∗ = Phχ+ M χ
- Page 36 and 37: z1 z2 M = 0 M =0. ψ
- Page 38 and 39: ω
- Page 40 and 41: σ12H/P =0.1, 0.05, 0.01
- Page 42 and 43: B, G = (s′ 11 )#2 2B2 2 2 P M +
- Page 44 and 45: P ΔPFB Initiation ψ = −45 ◦
- Page 46 and 47: Jc [J/m 2 ] Jc [J/m 2 ] 1000 800 60
- Page 48 and 49: 2
- Page 50 and 51: Outward buckling of initially debon
- Page 52 and 53: Pcr P gl 1 0.8 0.6 0.4 0.2 0.01 0.0
- Page 54 and 55: 0.6 0.5 0.4 0.3 0.2 0.1 initial cra
- Page 56 and 57: P P gl P P gl 1 0.8 0.6 0.4 0.2 1 5
- Page 58 and 59: ˆσ
- Page 60 and 61: JR σn σt U ∗ n JR
- Page 62 and 63: E
- Page 64 and 65: σn(Un/H)ℓ EfH = Pn EfH σt(Ut
- Page 66 and 67: (Ut ≡ 0)
- Page 68 and 69: Γ/HEf.
- Page 70 and 71: α
- Page 72 and 73: ϕ = −30 ◦ ◦ −60 , ϕ = −
- Page 74 and 75: β0,
σ I n = un/u∗ n<br />
λ σ(λ) σ I t = ut/u∗ t<br />
λ<br />
u∗ n<br />
u∗ σ(λ),<br />
t<br />
<br />
σ(λ)<br />
<br />
ut ≡ 0 <br />
σ(λ)<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
σ σ(λ) =0 λ =0<br />
<br />
ˆσ λ = λ1<br />
λ = λ2<br />
<br />
<br />
0
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