复杂三维结构物的光弹性实验研究  

The Photoelasticity of There-Dimenstion Complicated Structure

作　　者：李波[1] 黄延贺[2] 石军[2] 何宝安 于淑程 

机构地区：[1]沈阳农业大学,辽宁沈阳110161 [2]沈阳市水利局,辽宁沈阳110013 [3]依安县水利局,黑龙江齐齐哈尔161000 [4]沈阳市浑南新区河务清理处,辽宁沈阳110011

出　　处：《沈阳农业大学学报》2002年第4期291-294,共4页Journal of Shenyang Agricultural University

摘　　要：应用光弹性原理和方法 ,根据相似原理 ,对研究对象的几何尺寸进行缩比、模型设计及加工成型。将模型在危险载荷作用下 ,进行应力冻结、切片及应力分析。确定了模型不同截面上的应力及其变化规律 。In this paper,the photoelastical principle and method were used to scale down,model design and machine on the geometrical size of object.Then,stress freezing were subjected under a uniform pressure ,to do sclices and stress analysis on these models.The changing law of the stress in the different section of the model was found.The experiment and its results have provided a basis for optimization design and improving numerical method.

关 键 词：复杂三维结构物 光弹性实验研究 应力分析 混凝土独塔斜拉桥 梁 

分 类 号：U441.5[建筑科学—桥梁与隧道工程]