变截面框架柱的计算长度

Effective Length of Framed Variable Sectional Columns

用初参数法计算变截面柱的临界荷载,方法简单,公式推导容易,计算机时少,对各种不同边界条件易处理,精度可以控制.

In this paper,the initial parameter method is used to calculate the effective length of framed variable sectional columns.This method is simple.The formula is derived easily.The operating time by computer is less.The various boundary conditions are dealt with convenience.The precision can be easily controlled.