中等跨径钢板组合梁截面布置优化

李立峰,侯坤,邹德强,彭浩,李凌霄

Optimization of section layout of steel plate composite beam with medium span

Lifeng LI,Kun HOU,Deqiang ZOU,Hao PENG,Lingxiao LI

表 5 以钢材用量为优化目标的优化结果

Tab.5 Optimization results with steel consumption as optimization objective

设计 N $ {t_{\text{c}}} $/mm d/mm Ms/(kg∙m−2) Δ/% 初始设计 8 260 2 400 176.11 — 最优设计 4 281 4 860 128.65 27.0 6 235 3 180 142.74 19.0 8 211 2 370 158.13 10.2