圆形截面偏压承载力验算圆心角公式限定条件剖析

Analysis of Limited Conditions for Central Angle Formulae Computing Bearing Capacity of Biased Structures with Circular Cross Section

分析现行桥梁规范圆形截面偏压构件承载力验算圆心角公式中参数的几何、力学意义,针对电算手段,提出公式限定条件的修改意见,介绍电算实现过程及电算法与规范查表法、查图法的结果对比。

This paper analyzes geometrical and mechanical significances of parameters in central angle computation formulae for biased bearing capacity structures with normative circular cross section in existing bridges,puts forward modification opinions regarding limited conditions for formulae against computerization means,introduces realization process of computerization and result comparison between computerization method and the methods of normative table lookup and graphic lookup.