The sections of beams are pided into two types based on the location of plastic neutral axis.
根据塑性中和轴的位置把梁的截面分为2类,分别给出了它们的判别条件和抗弯承载力的计算公式,以此确定构件的承载力。
Research on neutral axis location of high-strength bolts of end-plate connections;
端板连接高强度螺栓群中和轴位置研究
It gives the direction and the original value of the spin of the neutral axis’ normal line to reduce the scale and the interative number of finding the neutral axis by dichotomous method.
提出了一种快速的算法,该算法不仅判断出了中和轴法线角度在迭代计算中的旋转方向,而且给出了合理的的迭代初值,从而有条件引入两分计算方法,大大地缩小了中和轴法线角度的选择范围,以及减少中和轴的迭代次数,同时编制了计算机程序,进行了多种算例的计算,计算速度明显较快,配筋结果也更准确合理。
By this method, the iterative number to find the neutral axis is obviously reduced.
分析给出了异形柱双向配筋的快速算法,明显减少了求解中和轴的选代次数,而且适用于不等肢长、各类混凝土等级的异形柱配筋计算。
On the basis of the limit failure conditions of the section of eccentric compression member,this paper used a parallel-method to calculate the position of neutral axis when the angle of neutral axis c.
从大、小偏心受压构件截面的界限破坏条件出发,着重考虑中和轴角变化的影响,采用简化的平行线法计算中和轴的位置并采用数值分析对钢筋混凝土T形柱构件界限轴压比进行分析,得出各种中和轴角情况下的T形柱构件的界限轴压比及其变化规律,对比广东异形柱规程和天津异形柱规程中轴压比限值的规定,提出在特殊的中和轴角范围内应做相应的调整,并对钢筋混凝土T形截面异形柱轴压比限值提出了设计建议。
On the basis of the limit failure conditions of the section of eccentric compression member ,this paper uses a parallel-method to calculate the position of neutral axis when the angle of neutral axis changes and uses finite element method to study the ultimate axial compression ratio for cross-shaped R.
从大、小偏心受压构件截面的界限破坏条件出发,着重考虑中和轴角变化的影响。