大跨度活性粉末混凝土预应力叠合梁优势探讨  

Discussion on the advantages of large-span reactive powder concrete pre-stressed composite beam

作　　者：马远荣[1] 胡钧策 

机构地区：[1]中南林学院 [2]中国轻工业长沙工程有限公司

出　　处：《山西建筑》2006年第24期56-57,共2页Shanxi Architecture

基　　金：中南林业科技大学青年科研基金资助

摘　　要：详细介绍了跨度为21 m的活性粉末混凝土无粘结预应力叠合梁的设计过程,并与钢—混凝土组合梁及普通预应力梁在受力性能及经济性等方面进行了比较,得出RPC预应力叠合梁在大跨度结构中的优越性,有着广泛的应用前景。The following paper illustrates design process of reactive powder concrete unbonded pre-stressed composite beam with 21-meterspan, compares it with steel-concrete composite beam and common pre-stressed beam in the aspect of stress performance and econmical efficiency, and shows the superiority of RPC pre-stressed composite beam in large-span structure, which has a widen application prospects.

关 键 词：预应力组合梁 挠度 抗剪强度 承载力 

分 类 号：TU378.2[建筑科学—结构工程]