Numerical Investigation of Wind Erosion to the Grooved Concrete Wall Surface under a Wind-Blown Sand Movement

Figure 3

Experimental results, numerical results, and the error rates between them of wind erosion on smooth wall surfaces under different wind velocities: (a) 19 m/s; (b) 23 m/s; (c) 26 m/s.

(a)

(b)

(c)