钝体钢箱梁气动措施组合的涡振控制效果

魏宇翔,李加武,罗宇昆

Suppression of vortex-induced vibration with combined aerodynamic measures for bluff-body steel box girders

Yuxiang WEI,Jiawu LI,Yukun LUO

表 2 倒L型导流板的工况设置

Tab.2 Geometric configurations of inverted-L-shaped deflector

工况 x/mm y/mm a/mm x/B y/H 0.063B 40.6 13.4 42.8 0.06 0.2 0.067B 40.6 20.1 45.3 0.06 0.3 0.082B 54.1 13.4 55.7 0.08 0.2 0.085B 54.1 20.1 57.7 0.08 0.3 0.102B 67.6 13.4 68.9 0.10 0.2 0.104B 67.6 20.1 70.5 0.10 0.3