13th International Conference on Fracture June 16–21, 2013, Beijing, China -6- 1E-4 1E-3 0.01 0.1 -0.12 -0.10 -0.08 -0.06 -0.04 -0.02 0.00 σr θ/ΔΤ, MPa/oC r/L (θ=−135ο) N=1, M=8 N=2, M=8 N=3, M=8 ANSYS 1E-4 1E-3 0.01 0.1 0.00 0.02 0.04 0.06 0.08 0.10 0.12 0.14 σ θθ /ΔΤ, MPa/°C r/L ( θ=−135ο) N=1, M=8 N=2, M=8 N=3, M=8 ANSYS 0 1020304050 -0.04 0.00 0.04 0.08 0.12 F1 α2 ⋅10-6 °C-1 E1=100GPa E2=1GPa v1=0.3 v2=0.3 α1=5.0×10-6 0.1 0.2 0.3 0.4 0.5 -0.4 -0.3 -0.2 -0.1 0.0 0.1 0.2 E1=100GPa , E2=1GPa, v1=0.3 , α1=5.0 ×10−6, α2=15.0 ×10-6 F1 ν 2 0.01 0.1 1 10 100 -3 -2 -1 0 1 2 3 4 5 E2=1GPa , v1=0.3, ν2=0.3, α1=5.0 ×10−6 , α2=15.0×10-6 F1 E1/E2 ( )a ( )b Fig.5 The singular stresses away from the apex A ( / r L) along the boundary ( o 135 θ=− ) of a square inclusion: (a) / T θσ Δ ; (b) / r T θ σ Δ Fig.6 The effect of the thermal expansion coefficient 2αon 1F around the inclusion apex A Fig.7 1F vs 2ν Fig.8 1F vs 1 2 / E E
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