小半径PC曲线梁桥预应力效应研究  

Study on the Prestressing Force Effect of Small Radius PC Curved Beam Bridge

作　　者：滕小竹 TENG Xiaozhu

机构地区：[1]同济大学建筑设计研究院(集团)有限公司,上海200092

出　　处：《上海公路》2023年第1期49-58,M0005,共11页Shanghai Highways

摘　　要：现进行了两种常见支座布置形式的小半径PC曲线梁与RC曲线梁及直线梁的对比分析,研究了小半径PC曲线梁桥常见的预应力布置形式及其是否对称布置对曲线梁桥力学性能的影响。相关结论可为设计人员提供参考。This paper makes a comparative analysis of two common bearing arrangements with small radius PC curved beam,RC curved beam and straight beam,studies the influence of the common prestress layout forms and their symmetrical layout on the mechanical properties of small radius PC curved beam bridges,relevant conclusions can provide reference for designers.

关 键 词：PC曲线梁 小半径 预应力效应 

分 类 号：U448.21[建筑科学—桥梁与隧道工程]