Numerical Simulation of Concrete fracture through a bilinear softening stress-crack opening displacement law - Carpinteri, Colombo, et al. - 1987 () Citation Context ...r softening branch (solid curve in Figure 8b). Several investigationssfocusing on the effect of the shape of the traction–...
Figure 7. Relative deformation curve of the 9# coal seam. 4.3. Stress Characteristics of Protected Layer Figure 8 displays the variation of vertical stress data along the stress measurement line in the middle of the 9# coal seam. Figure 8 suggests that the vertical stress in the area rises...