吉林大学学报(工学版) ›› 2026, Vol. 56 ›› Issue (3): 689-699.doi: 10.13229/j.cnki.jdxbgxb.20240546
• 交通运输工程·土木工程 • 上一篇
Hao ZHANG1(
),Yi-yan CHEN1,Jun-yu YE1,Ju-can DONG2,Qiu ZHAO1(
)
摘要:
本文基于联合作用软化桁架模型(CA-STM)提出了一种适用于波形钢腹板组合箱梁的扭转理论模型(PCA-STM),并给出了优化算法。该模型考虑了预应力效应,并根据腹板屈服状态引入了波形钢腹板与混凝土板之间的变形协调关系。通过试验验证了理论模型的准确性,结果表明:PCA-STM可以很好地预测波形钢腹板组合箱梁在纯扭作用下的全过程受力行为,包括扭矩-扭率曲线、混凝土和波形钢腹板剪应变曲线等。
中图分类号:
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