预应力钢-混凝土组合梁承载力计算方法  

Calculation Method of Bearing Capacity of Prestressed Steel concrete Composite Beams

作　　者：聂建国[1] 高璀旭[1] 周天然[1] 

机构地区：[1]清华大学土木系,北京100084

出　　处：《建筑结构》2002年第10期56-57,59,共3页Building Structure

基　　金：国家杰出青年科学基金资助项目 (批准号 :5 0 0 2 5 82 2 ) ;北京市自然科学基金资助项目 (批准号 :80 0 2 0 11)

摘　　要：对预应力钢 混凝土组合梁的应用发展作了简要的介绍。依据现有的研究成果 ,尤其是对预应力简支组合梁的试验研究成果进行了介绍和评价。同时通过对算例的计算分析 ,比较了普通组合梁和预应力组合梁的受力性能 ,以及计算方法之间的差异 。The development of prestressed steel concrete composite beam is presented concisely.Because the appropriate design method of prestressed composite beam is not available,the existing research achievements,especially of the simple supported prestressed composite beam are presented and evaluated.An example is shown to analyze and compare the common composite beam and prestressed composite beam,and the difference between the methods of calculation is presented,which may be helpful to the design of prestressed composite beam.

关 键 词：混凝土 预应力 组合梁 预应力增量 承载力 计算方法 

分 类 号：TU378[建筑科学—结构工程]