钢筋混凝土双向板刚度及曲率规律的试验研究-结构工程专业论文.docxVIP

山东建筑大学硕士学位论文Experimental 山东建筑大学硕士学位论文 Experimental Research on the Rigidity Rules and Curvature of Deflection for Reinforced Concrete Two-way Slabs LV Jia peng(Engineering Mechanics) Directed by Zhao Yu-xing and Zhang Xiao jie ABSTRACT Reinforced concrete twmway slab is widely used in industry and civilian buildings． Especially along with the development of long-span and large space buildings，the span of reinforced concrete two-way slab become longer and longer,SO to calculate the deflection of slab in normal stage is very important to direct the project design．However,from code of China for design of reinforced concrete structures TJ 1 0—74 in 30 years ago，to code for design of concrete structures GBJ 1 0-89 in 20 years ago，to code for design of concrete structures GB50010-2002 at present，we cannot analyze and calculate the rigidity rules and deflection for reinforced concrete two—way slab correctly．The reason why is that mechanism of reinforced concrete two-way slab is more complex，s0 the rule of deflections and rigidity for reinforced concrete two-way slab is not visual as one-way slab．Thus，the precise computation of deflections for two-way slab is more difficult to calculate．In a word，in search of the precise computational method of deflection for two—way slab，the researches in the rules of rigidity and curvature of reinforced concrete two—way slab are of necessity． In this paper,the achievements at elastic-plastic analysis of the reinforced concrete two-way slab’S deflection are summarized．According this paper’S research，some research findings Can be taken as excellent reference material；but in some way,they are not of great application value to actual project．At same time，the classic theory of the linear elastic slab and the computation of nonlinear finite element analysis are reviewed． It is carried on experimental research that the rules of rigidity and curvature of two-way slab．Firstly，it is carried on experimental research that the reinforced concrete two·