Influence of Secondary Currents on Solute Dispersion in Curved Open Channels

Figure 4

Concentration distribution in uniform oscillatory flow (unit: ppm).

(a) CSFD model, 𝑡=6 day (in 0 degree flow)

(b) SSFD model, 𝑡=6 day (in 0 degree flow)

(c) CSFD model, 𝑡=6 day (in 30 degree flow)

(d) SSFD model, 𝑡=6 day (in 30 degree flow)

(e) CSFD model, 𝑡=6 day (in 45 degree flow)

(f) SSFD model, 𝑡=6 day (in 45 degree flow)