大跨悬索桥主缆抗火性能及其防护

李雪红,雷语璇,赵军,郭志明,于俊杰,徐秀丽

Fire resistance performance and protection of long-span suspension bridge main cable

Xue-hong LI,Yu-xuan LEI,Jun ZHAO,Zhi-ming GUO,Jun-jie YU,Xiu-li XU

图 13 不同高度主缆截面平均温度随时间的变化曲线

Fig.13 Average temperature variation curve of main cable cross-section with time at different heights