围岩变形模量对调压井衬砌结构内力及配筋的影响  

Influence of Surrounding Rock Deformation Modulus on Surge Shaft Lining Internal Force & Reinforcement

作　　者：陈方竹[1] 何江达[1] 许有飞[1] 段斌[1] 

机构地区：[1]四川大学水利水电学院,四川成都610065

出　　处：《水电站设计》2005年第1期10-13,共4页Design of Hydroelectric Power Station

摘　　要：采用三维非线性有限元法分析了复杂地质条件下的姜射坝阻抗式调压井结构特性。给出了基于有限元计算应力进行配筋的计算原理和计算方法,研究了围岩变形模量以及横撑断面尺寸变化对调压井结构特性和配筋量的影响。This paper applies three-dimensional nonlinear finite element method to analyze the restricted cylinder surge shaft structural characteristics of Jiangsheba Hydroelectric project under complicated geologic conditions.Based on the finite element method for calculation of the stresses,the lining reinforcement computation principle & method are obtained.Finally the influences of surrounding rock deformation modulus & cross bar corss section on the surge shaft structural charactertics & the reinforcement distribution are studies.

关 键 词：调压井 阻抗式 三维非线性有限元 衬砌结构 围岩变形 断面 配筋量 内力 模量 复杂地质条件 

分 类 号：TV223[水利工程—水工结构工程]