大跨越钢管塔双平臂抱杆的风致响应

黄铭枫,魏歆蕊,叶何凯,叶建云,楼文娟

Wind-induced response of crane structure with double flat arms for long-span transmission towers

Ming-feng HUANG,Xin-rui WEI,He-kai YE,Jian-yun YE,Wen-juan LOU

表 2 抱杆标准节整体体型系数对比

Tab.2 Comparisons of aerodynamic force coefficients for standard section of crane structure

$\theta $/（°） μ s 误差/% 风洞试验 文献[18] 0 2.41 2.31 −4.15 45 2.80 2.81 0.36 90 2.16 2.31 6.94