Turbulence Model Sensitivity and Scour Gap Effect of Unsteady Flow around Pipe: A CFD Study

Figure 8

Horizontal velocity profile (𝑈_𝑥) in the gap at (𝑋/𝐷=0) and at different scour gaps, ○ 10 min, △ 30 min, ⋄ 100 min, × 200 min, and + 300 min.