混凝土(RC/PC)开孔梁实验研究与理论分析  

EXPERIMENTAL RESEARCH AND THEORETICAL ANALYSIS ON REINFORCED AND PRE-STRESSED CONCRETE BEAMS WITH LARGE OPENINGS

作　　者：刘荣桂[1] 吕志涛[2] 

机构地区：[1]江苏大学 [2]东南大学

出　　处：《土木工程学报》2004年第7期29-34,共6页China Civil Engineering Journal

基　　金：国家自然科学基金重点资助项目 (编号 :593381 30 )

摘　　要：通过实验研究与理论分析 ,对混凝土 (RC/PC)开孔梁的强度、刚度、裂缝开展等特性进行了详细的探讨 ,并给出了相应的计算方法。验算表明 ,计算结果与实验结果符合良好 。Characteristics of concrete (RC/PC)beams with large openings in strength,rigidity,deformation,and cracking are studied amply by experimental and theoretical analysis.A calculating method of beams with large openings is given.It is shoun that results of testing coincide with results of calculating ,and that can be used in engineering designing.

关 键 词：混凝土 强度 刚度 裂缝 开孔 

分 类 号：TU375.3[建筑科学—结构工程]