Simulation of Chloride Diffusion in Cracked Concrete with Different Crack Patterns

Figure 4

Analysis of chloride penetration depth in concrete with one equal-width crack.

(a) Meshing of cracked concrete with parallel crack

(b) Analysis results, contour of free chloride ion concentration in cracked concrete

(c) Crack width 0.2 mm, crack depth 5 mm, and exposure period 8 weeks

(d) Crack width 0.2 mm, crack depth 5 mm, and exposure period 20 weeks

(e) Crack width 0.5 mm, crack depth 10 mm, and exposure period 8 weeks

(f) Crack width 0.5 mm, crack depth 10 mm, and exposure period 20 weeks