大跨度预应力框架在加层改建工程中的应用  

Study on the Application of Large-span Prestressed Concrete Frame in Added Floor and Rebuilding

作　　者：简斌[1] 秦仕洪[1] 李唐宁 

机构地区：[1]重庆建筑大学建筑工程学院,重庆400045

出　　处：《重庆建筑大学学报》2000年第5期23-26,共4页Journal of Chongqing Jianzhu University

摘　　要：围绕西南医院科教影像楼增层改建工程的设计 ,在肯定了大跨预应力框架应用于该类工程中的优越性的同时 ,指出了该预应力框架设计中存在的问题。最后 ,针对框架柱弯矩偏大的问题提出了具体的解决办法。Around the reconstruction design of the Popular Science Image Building of the Southwest Hospital, the advantage of prestressed concrete frame used in the rebuilding was approved. At the same time, the problem in the prestressed frame design was pointed out. In the end, the method to decrease the moment in the column had been put forward.

关 键 词：预应力框架 节点 次弯矩 设计 加层改建工程 

分 类 号：TU378.4[建筑科学—结构工程] TU746.3