Three-hinge arch is an abnormal style of construction, but the internal force of cross-section of three-hinge arch is always changing as the angle changes.
三铰拱的内力常因截面处拱轴切线水平倾角的变化而变化,内力计算显得比较麻烦,且计算工程量较大。
This paper discusses how to make programs that can calculate every three-hinge arch forced by all sorts of loads,and to draw their diagrams of internal force.
文章阐述了如何应用Mathcad建立程序,求解任意三铰拱在各种荷载作用下的弯矩、剪力和轴力,和绘制出相关内力图。
Motion and force analysis on the three pin-connected joints of luffing mechanism of Watercourse Detecting Vehicle are discussed in this paper.
对河道探测车变幅机构进行了运动和受力分析,以变幅过程液压缸的压力和探测臂危险截面的弯矩为目标函数,建立了变幅机构三铰点多目标优化设计数学模型。
This paper presents analytical solutions of internal forces of a solid three hinged arch subjected to complex loadings by a singular function method.
用奇异函数法导出了实体三铰拱在复杂载荷作用下内力的解析解，与传统的数解法相比，由于用统一的解析式表达内力，便于编程计算，也便于根据已知外载情况合理地设计拱轴
This papaer presents a new structure,which is compound large span structures of Γ frame parabolical three hinged arch space truss.
提出一种新型屋架结构——Γ型柱抛物线三铰拱空间桁架组合大跨结构，导出了该结构有关的设计计算公式。