Study on the Effect and Mechanism of Aerodynamic Measures for the Vortex-Induced Vibration of Separate Pairs of Box Girders in Cable-Stayed Bridges

Figure 10

Flow field trace of the section with grating of different opening ratios at wind attack angle of 0 deg. (10 m/s).

(a) Flow field trace of the section with grating of 100% opening ratio

(b) Flow field trace of the section with grating of 80% opening ratio

(c) Flow field trace of the section with grating of 60% opening ratio

(d) Flow field trace of the section with grating of 40% opening ratio

(e) Flow field trace of the section with grating of 20% opening ratio

(f) Flow field trace of the section with grating of 0% opening ratio