| 等截面平面曲杆的单元刚度矩阵通用式 |
| |
| 引用本文： | 于江,马希龄.等截面平面曲杆的单元刚度矩阵通用式[J].新疆工学院学报,2000,21(2):124-127. |
| |
| 作者姓名： | 于江 马希龄 |
| |
| 作者单位： | 新疆工学院建筑工程系!新疆乌鲁木齐830008 |
| |
| 摘 要： | 以一新的思路和做法对曲线形杆件进行单元分析。即直接把等截面杆作为单元，采用弹性中心法导出单元刚度矩阵通用公式。确定了圆弧杆件单元刚度矩阵精确式，保证了圆弧杆件单刚计算精度不受损失。
|
| 关 键 词： | 平面曲杆 刚度矩阵 弹性中心法 结构力学 |
The general equation of element stiffness matrix for uniform cross-section plane curved bars |
| |
| Authors: | YU Jiang MA Xi ling LIU Xian feng |
| |
| Abstract: | In this paper,a new clue of element analysis for curved bars is proposed.It takes the uniform cross-section curved bar as an element,and the general equation of the element stiffness equation is derived by means of the method of elastic centre.The accurate equation of element stiffness matrix for circular curved bars is given,thus ensuring the accuracy in computing the element stiffness of such bars. |
| |
| Keywords: | plane curved bar element stiffness matrix method of elastic centre |
| 本文献已被 CNKI 维普 等数据库收录！ |
