输电塔扭转响应和扭转等效风荷载的计算方法

沈国辉,李保珩,郭勇,赵峥,潘峰

Calculation methods of torsion response and torsion equivalent static wind loading of transmission tower

Guo-hui SHEN,Bao-heng LI,Yong GUO,Zheng ZHAO,Feng PAN

表 1 T型输电塔的角钢杆件截面

Tab.1 Section of angle steel member of T-type transmission tower

主材 斜材 辅材 mm L280×35 L200×18 L140×12 L250×32 L200×16 L140×10 L250×30 L200×14 L90×7 L250×28 L180×16 L80×7 L250×24 L180×14 L80×6 L220×26 L160×14 L75×6 L220×22 L160×12 L75×5 - L160×10 L70×5 - - L63×5 - - L56×5 - - L50×5 - - L50×4