sway frame

This paper is about second-order elastic analysis of sway frame and how linear stiffness ratio of the beam and the column affects second-order internal force.

目的对有侧移框架进行二阶效应的弹性分析,以及梁柱线刚度比对有侧移框架二阶效应的影响。

In sway frames,in order to have a brief and practical method,accurate calculation is needed,in which the factors that affect the second-order effect should be taken into consideration,and then practical calculation method can be generalized based on the accurate calculation.

在有侧移框架中,为了推导出简化并且实用的计算方法,应该在考虑影响二阶应力效应因素的基础上进行精确计算,然后根据计算结果归纳总结出简化公式。

Story-based energy method for elastic buckling of sway frames;

能量法求解有侧移框架的弹性屈曲荷载

The simplified method, in which second-order elasticity analysis having undergone stiffness reduction is employed to research into sway frames second order effect, has begun to be accepted by Chinese Standard.

用经过刚度折减的二阶弹性分析来考虑有侧移框架二阶效应的简化设计方法已初步被我国规范所接受。