下承式钢筋混凝土拱桥施工仿真分析
摘要：本文以一下承式钢筋混凝土拱桥实际工程为背景，重点阐述了无应力状态法在确定理想施工吊杆索力的应用，利用大型有限元分析软件midas civil建立该桥空间有限元模型并对其进行施工仿真分析，计算出不同施工阶段结构各构件位移、内力等效应，计算结果可作为同类桥型设计、施工、监控工作的参考。
关键词：下承式钢筋混凝土拱桥；无应力状态法；施工仿真分析；有限元分析
abstract: this paper takes a xiachengshi reinforced concrete arch bridge project as background, this paper mainly
discusses on the stress state method in determining the ideal construction the boom of the cable force application, the use of large finite element analysis software midas civil build the bridge spatial finite element model and the construction simulation analysis, calculates the different construction stage structure components, internal force and displacement effect, the results can be as similar bridge design, the construction, the monitoring of the reference work.
key words: xiachengshi reinforced concrete arch bridge; no stress state method; construction simulation analysis; finite element analysis
中图分类号：tu74文献标识码：a 文章编号：
下承式钢筋混凝土拱桥施工仿真分析
摘要：本文以一下承式钢筋混凝土拱桥实际工程为背景，重点阐述了无应力状态法在确定理想施工吊杆索力的应用，利用大型有限元分析软件midas civil建立该桥空间有限元模型并对其进行施工仿真分析，计算出不同施工阶段结构各构件位移、内力等效应，计算结果可作为同类桥型设计、施工、监控工作的参考。
关键词：下承式钢筋混凝土拱桥；无应力状态法；施工仿真分析；有限元分析
abstract: this paper takes a xiachengshi reinforced concrete arch bridge project as background, this paper mainly
discusses on the stress state method in determining the ideal construction the boom of the cable force application, the use of large finite element analysis software midas civil build the bridge spatial finite element model and the construction simulation analysis, calculates the different construction stage structure components, internal force and displacement effect, the results can be as similar bridge design, the construction, the monitoring of the reference work.
key words: xiachengshi reinforced concrete arch bridge; no stress state method; construction simulation analysis; finite element analysis
中图分类号：tu74文献标识码：a 文章编号：