Rasmus ÿstergaard forside 100%.indd - Solid Mechanics
Rasmus ÿstergaard forside 100%.indd - Solid Mechanics Rasmus ÿstergaard forside 100%.indd - Solid Mechanics
σ12H/P =0.1, 0.05, 0.01 η =1 β = −0.2 Σ=0.5 0, 05 0.005 Σ Gtrue Gtrue ξ = GANA GANA−Gtrue . Gtrue ξ M P ξ (L − a)/H 5% h/H =1 Σ ≈ 0.01
5% E11 =14.9GP a E22 =7.53GP a E33 =16.5GP a ν13 =0.2 ν12 =0.199 ν32 =0.16 G12 =2.2GP a E v G G12 6mm E =85MPa ν =0.3 E = 175MPa ν =0.3 40.0mm
- 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 26 and 27: σn ˆσ ˙λ
- 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 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,
- Page 76 and 77: β0,
- Page 78 and 79: ˆσi < ˆσcore ˆσi ˆσcore
- Page 80 and 81: © ©
- Page 82 and 83: ¥
- Page 84 and 85: £
- Page 86 and 87: £
- Page 88 and 89: ¥
5%<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
E11 =14.9GP a E22 =7.53GP a E33 =16.5GP a ν13 =0.2 <br />
ν12 =0.199 ν32 =0.16 G12 =2.2GP a E v <br />
G<br />
<br />
<br />
<br />
<br />
<br />
G12<br />
<br />
<br />
6mm<br />
<br />
<br />
<br />
<br />
<br />
<br />
E =85MPa ν =0.3 E = 175MPa ν =0.3<br />
<br />
<br />
40.0mm
Change language