The Analysis of Biomimetic Caudal Fin Propulsion Mechanism with CFD

Figure 8

Resistance coefficient versus time in a cycle under different phase difference. (a) Phase difference is 30°, angle of attack is 31.7°; (b) phase difference is 40°, angle of attack is 28.4°; (c) phase difference is 50°, angle of attack is 25.6°; (d) phase difference is 60°, angle of attack is 21.6°.

(a)

(b)

(c)

(d)