缓黏结预应力混凝土梁的设计  

Retard Bonded Prestressed Concrete Beam Design

作　　者：张向荣[1] 王洪领[1] 

机构地区：[1]中国中元国际工程公司,北京100089

出　　处：《工程建设与设计》2013年第2期89-92,97,共5页Construction & Design for Engineering

摘　　要：缓黏结预应力技术是近年来国内发展起来的一项新的预应力技术,它综合了无黏结预应力和有黏结预应力两种体系的技术特点,是预应力技术的新发展,论文结合北京报业集团新闻采编中心项目缓黏结预应力混凝土梁的设计,阐述了缓黏结预应力技术原理;说明了缓黏结预应力混凝土梁的承载力、裂缝和挠度的计算方法;提出了缓黏结预应力构件设计及施工中的注意问题。[Retard bonded prestressed technology in recent years, the domestic development of a new technology of prestressing force, it synthesizes the unbonded prestressed concrete and prestress with bond two system technical characteristics, is the new development of prestress technology, combined with the Beijing newspaper group news center project of RETARD-BONDED PRESTRESSED CONCRETE BEAM design, elaborated the retard bonded pre stressed technical principl e, the retard bonded prestressed concrete beam s bearing capacity, deflection and crack calculation method; forward slow bonded prestressed structure design and construction attention issues in.

关 键 词：缓黏结预应力 预应力混凝土梁 技术原理 计算方法 

分 类 号：TU378.2[建筑科学—结构工程]